xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 3f44a5c62be2f2b15317942fa7bc4a810d2420aa)
1103a8feaSLen Brown /*
2103a8feaSLen Brown  * turbostat -- show CPU frequency and C-state residency
3103a8feaSLen Brown  * on modern Intel turbo-capable processors.
4103a8feaSLen Brown  *
5144b44b1SLen Brown  * Copyright (c) 2013 Intel Corporation.
6103a8feaSLen Brown  * Len Brown <len.brown@intel.com>
7103a8feaSLen Brown  *
8103a8feaSLen Brown  * This program is free software; you can redistribute it and/or modify it
9103a8feaSLen Brown  * under the terms and conditions of the GNU General Public License,
10103a8feaSLen Brown  * version 2, as published by the Free Software Foundation.
11103a8feaSLen Brown  *
12103a8feaSLen Brown  * This program is distributed in the hope it will be useful, but WITHOUT
13103a8feaSLen Brown  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14103a8feaSLen Brown  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15103a8feaSLen Brown  * more details.
16103a8feaSLen Brown  *
17103a8feaSLen Brown  * You should have received a copy of the GNU General Public License along with
18103a8feaSLen Brown  * this program; if not, write to the Free Software Foundation, Inc.,
19103a8feaSLen Brown  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
20103a8feaSLen Brown  */
21103a8feaSLen Brown 
2288c3281fSLen Brown #define _GNU_SOURCE
23b731f311SJosh Triplett #include MSRHEADER
24869ce69eSLen Brown #include INTEL_FAMILY_HEADER
2595aebc44SJosh Triplett #include <stdarg.h>
26103a8feaSLen Brown #include <stdio.h>
27b2c95d90SJosh Triplett #include <err.h>
28103a8feaSLen Brown #include <unistd.h>
29103a8feaSLen Brown #include <sys/types.h>
30103a8feaSLen Brown #include <sys/wait.h>
31103a8feaSLen Brown #include <sys/stat.h>
32103a8feaSLen Brown #include <sys/resource.h>
33103a8feaSLen Brown #include <fcntl.h>
34103a8feaSLen Brown #include <signal.h>
35103a8feaSLen Brown #include <sys/time.h>
36103a8feaSLen Brown #include <stdlib.h>
37d8af6f5fSLen Brown #include <getopt.h>
38103a8feaSLen Brown #include <dirent.h>
39103a8feaSLen Brown #include <string.h>
40103a8feaSLen Brown #include <ctype.h>
4188c3281fSLen Brown #include <sched.h>
422a0609c0SLen Brown #include <time.h>
432b92865eSJosh Triplett #include <cpuid.h>
4498481e79SLen Brown #include <linux/capability.h>
4598481e79SLen Brown #include <errno.h>
46103a8feaSLen Brown 
47103a8feaSLen Brown char *proc_stat = "/proc/stat";
48b7d8c148SLen Brown FILE *outf;
4936229897SLen Brown int *fd_percpu;
502a0609c0SLen Brown struct timespec interval_ts = {5, 0};
51d8af6f5fSLen Brown unsigned int debug;
5296e47158SLen Brown unsigned int quiet;
53*3f44a5c6SLen Brown unsigned int shown;
540de6c0dfSLen Brown unsigned int sums_need_wide_columns;
55d8af6f5fSLen Brown unsigned int rapl_joules;
56d8af6f5fSLen Brown unsigned int summary_only;
57c8ade361SLen Brown unsigned int list_header_only;
58d8af6f5fSLen Brown unsigned int dump_only;
59103a8feaSLen Brown unsigned int do_snb_cstates;
60fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
61144b44b1SLen Brown unsigned int do_slm_cstates;
62144b44b1SLen Brown unsigned int use_c1_residency_msr;
63103a8feaSLen Brown unsigned int has_aperf;
64889facbeSLen Brown unsigned int has_epb;
655a63426eSLen Brown unsigned int do_irtl_snb;
665a63426eSLen Brown unsigned int do_irtl_hsw;
67fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
68103a8feaSLen Brown unsigned int genuine_intel;
69103a8feaSLen Brown unsigned int has_invariant_tsc;
70d7899447SLen Brown unsigned int do_nhm_platform_info;
71cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
72b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
73103a8feaSLen Brown double bclk;
74a2b7b749SLen Brown double base_hz;
7521ed5574SLen Brown unsigned int has_base_hz;
76a2b7b749SLen Brown double tsc_tweak = 1.0;
77c98d5d94SLen Brown unsigned int show_pkg_only;
78c98d5d94SLen Brown unsigned int show_core_only;
79c98d5d94SLen Brown char *output_buffer, *outp;
80889facbeSLen Brown unsigned int do_rapl;
81889facbeSLen Brown unsigned int do_dts;
82889facbeSLen Brown unsigned int do_ptm;
83fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
8427d47356SLen Brown unsigned int gfx_cur_mhz;
85889facbeSLen Brown unsigned int tcc_activation_temp;
86889facbeSLen Brown unsigned int tcc_activation_temp_override;
8740ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
8840ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
89889facbeSLen Brown double rapl_joule_counter_range;
903a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
913a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
923a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
938a5bdf41SLen Brown unsigned int crystal_hz;
948a5bdf41SLen Brown unsigned long long tsc_hz;
957ce7d5deSPrarit Bhargava int base_cpu;
9621ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
977f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
987f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
997f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
1007f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1017f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1027f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10333148d67SLen Brown unsigned int has_misc_feature_control;
104889facbeSLen Brown 
105889facbeSLen Brown #define RAPL_PKG		(1 << 0)
106e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
107e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
108e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
109e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
110e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
111e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
112e6f9bb3cSLen Brown 
113889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
114e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
115e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
116e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
117e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1180b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1190b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
120e6f9bb3cSLen Brown 
1219148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
122e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1230b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
124e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
125e6f9bb3cSLen Brown 
1260b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
127e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
128e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
129e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1309148494cSJacob Pan 
1319148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1329148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1339148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
134889facbeSLen Brown #define	TJMAX_DEFAULT	100
135889facbeSLen Brown 
136889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
137103a8feaSLen Brown 
138388e9c81SLen Brown /*
139388e9c81SLen Brown  * buffer size used by sscanf() for added column names
140388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
141388e9c81SLen Brown  */
142388e9c81SLen Brown #define	NAME_BYTES 20
143495c7654SLen Brown #define PATH_BYTES 128
144388e9c81SLen Brown 
145103a8feaSLen Brown int backwards_count;
146103a8feaSLen Brown char *progname;
147103a8feaSLen Brown 
1481ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1491ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1501ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
151678a3bd1SLen Brown #define MAX_ADDED_COUNTERS 16
152c98d5d94SLen Brown 
153c98d5d94SLen Brown struct thread_data {
154f4fdf2b4SLen Brown 	struct timeval tv_begin;
155f4fdf2b4SLen Brown 	struct timeval tv_end;
156c98d5d94SLen Brown 	unsigned long long tsc;
157c98d5d94SLen Brown 	unsigned long long aperf;
158c98d5d94SLen Brown 	unsigned long long mperf;
159144b44b1SLen Brown 	unsigned long long c1;
1600de6c0dfSLen Brown 	unsigned long long  irq_count;
1611ed51011SLen Brown 	unsigned int smi_count;
162c98d5d94SLen Brown 	unsigned int cpu_id;
163c98d5d94SLen Brown 	unsigned int flags;
164c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
165c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
166678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
167c98d5d94SLen Brown } *thread_even, *thread_odd;
168c98d5d94SLen Brown 
169c98d5d94SLen Brown struct core_data {
170c98d5d94SLen Brown 	unsigned long long c3;
171c98d5d94SLen Brown 	unsigned long long c6;
172c98d5d94SLen Brown 	unsigned long long c7;
1730539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
174889facbeSLen Brown 	unsigned int core_temp_c;
175c98d5d94SLen Brown 	unsigned int core_id;
176678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
177c98d5d94SLen Brown } *core_even, *core_odd;
178c98d5d94SLen Brown 
179c98d5d94SLen Brown struct pkg_data {
180c98d5d94SLen Brown 	unsigned long long pc2;
181c98d5d94SLen Brown 	unsigned long long pc3;
182c98d5d94SLen Brown 	unsigned long long pc6;
183c98d5d94SLen Brown 	unsigned long long pc7;
184ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
185ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
186ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
1870b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
1880b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
1890b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
1900b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
1919185e988SLen Brown 	long long gfx_rc6_ms;
19227d47356SLen Brown 	unsigned int gfx_mhz;
193c98d5d94SLen Brown 	unsigned int package_id;
194889facbeSLen Brown 	unsigned int energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
195889facbeSLen Brown 	unsigned int energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
196889facbeSLen Brown 	unsigned int energy_cores;	/* MSR_PP0_ENERGY_STATUS */
197889facbeSLen Brown 	unsigned int energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
198889facbeSLen Brown 	unsigned int rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
199889facbeSLen Brown 	unsigned int rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
200889facbeSLen Brown 	unsigned int pkg_temp_c;
201678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
202c98d5d94SLen Brown } *package_even, *package_odd;
203c98d5d94SLen Brown 
204c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
205c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
206c98d5d94SLen Brown 
207c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \
208c98d5d94SLen Brown 	(thread_base + (pkg_no) * topo.num_cores_per_pkg * \
209c98d5d94SLen Brown 		topo.num_threads_per_core + \
210c98d5d94SLen Brown 		(core_no) * topo.num_threads_per_core + (thread_no))
211c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \
212c98d5d94SLen Brown 	(core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no))
213c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
214c98d5d94SLen Brown 
215388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
21641618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC};
217388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
218388e9c81SLen Brown 
219388e9c81SLen Brown struct msr_counter {
220388e9c81SLen Brown 	unsigned int msr_num;
221388e9c81SLen Brown 	char name[NAME_BYTES];
222495c7654SLen Brown 	char path[PATH_BYTES];
223388e9c81SLen Brown 	unsigned int width;
224388e9c81SLen Brown 	enum counter_type type;
225388e9c81SLen Brown 	enum counter_format format;
226388e9c81SLen Brown 	struct msr_counter *next;
227812db3f7SLen Brown 	unsigned int flags;
228812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
229812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
23041618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
231388e9c81SLen Brown };
232388e9c81SLen Brown 
233388e9c81SLen Brown struct sys_counters {
234678a3bd1SLen Brown 	unsigned int added_thread_counters;
235678a3bd1SLen Brown 	unsigned int added_core_counters;
236678a3bd1SLen Brown 	unsigned int added_package_counters;
237388e9c81SLen Brown 	struct msr_counter *tp;
238388e9c81SLen Brown 	struct msr_counter *cp;
239388e9c81SLen Brown 	struct msr_counter *pp;
240388e9c81SLen Brown } sys;
241388e9c81SLen Brown 
242c98d5d94SLen Brown struct system_summary {
243c98d5d94SLen Brown 	struct thread_data threads;
244c98d5d94SLen Brown 	struct core_data cores;
245c98d5d94SLen Brown 	struct pkg_data packages;
246388e9c81SLen Brown } average;
247c98d5d94SLen Brown 
248c98d5d94SLen Brown 
249c98d5d94SLen Brown struct topo_params {
250c98d5d94SLen Brown 	int num_packages;
251103a8feaSLen Brown 	int num_cpus;
252c98d5d94SLen Brown 	int num_cores;
253c98d5d94SLen Brown 	int max_cpu_num;
254c98d5d94SLen Brown 	int num_cores_per_pkg;
255c98d5d94SLen Brown 	int num_threads_per_core;
256c98d5d94SLen Brown } topo;
257103a8feaSLen Brown 
258c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
259103a8feaSLen Brown 
260562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
261562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
262562a2d37SLen Brown 
263c98d5d94SLen Brown void setup_all_buffers(void);
264103a8feaSLen Brown 
265c98d5d94SLen Brown int cpu_is_not_present(int cpu)
266d15cf7c1SLen Brown {
267c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
268c98d5d94SLen Brown }
269c98d5d94SLen Brown /*
270c98d5d94SLen Brown  * run func(thread, core, package) in topology order
271c98d5d94SLen Brown  * skip non-present cpus
272c98d5d94SLen Brown  */
273c98d5d94SLen Brown 
274c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
275c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
276c98d5d94SLen Brown {
277c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
278c98d5d94SLen Brown 
279c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
280c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
281c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
282c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
283c98d5d94SLen Brown 				struct thread_data *t;
284c98d5d94SLen Brown 				struct core_data *c;
285c98d5d94SLen Brown 				struct pkg_data *p;
286c98d5d94SLen Brown 
287c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
288c98d5d94SLen Brown 
289c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
290c98d5d94SLen Brown 					continue;
291c98d5d94SLen Brown 
292c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
293c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
294c98d5d94SLen Brown 
295c98d5d94SLen Brown 				retval = func(t, c, p);
296c98d5d94SLen Brown 				if (retval)
297c98d5d94SLen Brown 					return retval;
298c98d5d94SLen Brown 			}
299c98d5d94SLen Brown 		}
300c98d5d94SLen Brown 	}
301d15cf7c1SLen Brown 	return 0;
302d15cf7c1SLen Brown }
303d15cf7c1SLen Brown 
30488c3281fSLen Brown int cpu_migrate(int cpu)
30588c3281fSLen Brown {
306c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
307c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
308c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
30988c3281fSLen Brown 		return -1;
31088c3281fSLen Brown 	else
31188c3281fSLen Brown 		return 0;
31288c3281fSLen Brown }
31336229897SLen Brown int get_msr_fd(int cpu)
314103a8feaSLen Brown {
315103a8feaSLen Brown 	char pathname[32];
316103a8feaSLen Brown 	int fd;
317103a8feaSLen Brown 
31836229897SLen Brown 	fd = fd_percpu[cpu];
31936229897SLen Brown 
32036229897SLen Brown 	if (fd)
32136229897SLen Brown 		return fd;
32236229897SLen Brown 
323103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
324103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
32515aaa346SLen Brown 	if (fd < 0)
32698481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
327103a8feaSLen Brown 
32836229897SLen Brown 	fd_percpu[cpu] = fd;
32936229897SLen Brown 
33036229897SLen Brown 	return fd;
33136229897SLen Brown }
33236229897SLen Brown 
33336229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
33436229897SLen Brown {
33536229897SLen Brown 	ssize_t retval;
33636229897SLen Brown 
33736229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
33815aaa346SLen Brown 
33998481e79SLen Brown 	if (retval != sizeof *msr)
340cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
34115aaa346SLen Brown 
34215aaa346SLen Brown 	return 0;
343103a8feaSLen Brown }
344103a8feaSLen Brown 
345fc04cc67SLen Brown /*
346812db3f7SLen Brown  * Each string in this array is compared in --show and --hide cmdline.
347812db3f7SLen Brown  * Thus, strings that are proper sub-sets must follow their more specific peers.
348fc04cc67SLen Brown  */
349812db3f7SLen Brown struct msr_counter bic[] = {
350*3f44a5c6SLen Brown 	{ 0x0, "usec" },
351*3f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
352812db3f7SLen Brown 	{ 0x0, "Package" },
353812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
354812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
355812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
356812db3f7SLen Brown 	{ 0x0, "IRQ" },
357495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL},
358812db3f7SLen Brown 	{ 0x0, "Busy%" },
359812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
360812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
361812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
362812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
363812db3f7SLen Brown 	{ 0x0, "ThreadC" },
364812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
365812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
366812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
367812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
368812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
369812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
370812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
371812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
372812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
3730f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
3740f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
3750f47c08dSLen Brown 	{ 0x0, "Pkg%pc10" },
376812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
377812db3f7SLen Brown 	{ 0x0, "CorWatt" },
378812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
379812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
380812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
381812db3f7SLen Brown 	{ 0x0, "PKG_%" },
382812db3f7SLen Brown 	{ 0x0, "RAM_%" },
383812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
384812db3f7SLen Brown 	{ 0x0, "Cor_J" },
385812db3f7SLen Brown 	{ 0x0, "GFX_J" },
386812db3f7SLen Brown 	{ 0x0, "RAM_J" },
387812db3f7SLen Brown 	{ 0x0, "Core" },
388812db3f7SLen Brown 	{ 0x0, "CPU" },
3890539ba11SLen Brown 	{ 0x0, "Mod%c6" },
39041618e63SLen Brown 	{ 0x0, "sysfs" },
391a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
392a99d8730SLen Brown 	{ 0x0, "Any%C0" },
393a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
394a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
395812db3f7SLen Brown };
396812db3f7SLen Brown 
397a99d8730SLen Brown 
398a99d8730SLen Brown 
399812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
400*3f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
401*3f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
402*3f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
403*3f44a5c6SLen Brown #define	BIC_Avg_MHz	(1ULL << 3)
404*3f44a5c6SLen Brown #define	BIC_Bzy_MHz	(1ULL << 4)
405*3f44a5c6SLen Brown #define	BIC_TSC_MHz	(1ULL << 5)
406*3f44a5c6SLen Brown #define	BIC_IRQ		(1ULL << 6)
407*3f44a5c6SLen Brown #define	BIC_SMI		(1ULL << 7)
408*3f44a5c6SLen Brown #define	BIC_Busy	(1ULL << 8)
409*3f44a5c6SLen Brown #define	BIC_CPU_c1	(1ULL << 9)
410*3f44a5c6SLen Brown #define	BIC_CPU_c3	(1ULL << 10)
411*3f44a5c6SLen Brown #define	BIC_CPU_c6	(1ULL << 11)
412*3f44a5c6SLen Brown #define	BIC_CPU_c7	(1ULL << 12)
413*3f44a5c6SLen Brown #define	BIC_ThreadC	(1ULL << 13)
414*3f44a5c6SLen Brown #define	BIC_CoreTmp	(1ULL << 14)
415*3f44a5c6SLen Brown #define	BIC_CoreCnt	(1ULL << 15)
416*3f44a5c6SLen Brown #define	BIC_PkgTmp	(1ULL << 16)
417*3f44a5c6SLen Brown #define	BIC_GFX_rc6	(1ULL << 17)
418*3f44a5c6SLen Brown #define	BIC_GFXMHz	(1ULL << 18)
419*3f44a5c6SLen Brown #define	BIC_Pkgpc2	(1ULL << 19)
420*3f44a5c6SLen Brown #define	BIC_Pkgpc3	(1ULL << 20)
421*3f44a5c6SLen Brown #define	BIC_Pkgpc6	(1ULL << 21)
422*3f44a5c6SLen Brown #define	BIC_Pkgpc7	(1ULL << 22)
423*3f44a5c6SLen Brown #define	BIC_Pkgpc8	(1ULL << 23)
424*3f44a5c6SLen Brown #define	BIC_Pkgpc9	(1ULL << 24)
425*3f44a5c6SLen Brown #define	BIC_Pkgpc10	(1ULL << 25)
426*3f44a5c6SLen Brown #define	BIC_PkgWatt	(1ULL << 26)
427*3f44a5c6SLen Brown #define	BIC_CorWatt	(1ULL << 27)
428*3f44a5c6SLen Brown #define	BIC_GFXWatt	(1ULL << 28)
429*3f44a5c6SLen Brown #define	BIC_PkgCnt	(1ULL << 29)
430*3f44a5c6SLen Brown #define	BIC_RAMWatt	(1ULL << 30)
431*3f44a5c6SLen Brown #define	BIC_PKG__	(1ULL << 31)
432*3f44a5c6SLen Brown #define	BIC_RAM__	(1ULL << 32)
433*3f44a5c6SLen Brown #define	BIC_Pkg_J	(1ULL << 33)
434*3f44a5c6SLen Brown #define	BIC_Cor_J	(1ULL << 34)
435*3f44a5c6SLen Brown #define	BIC_GFX_J	(1ULL << 35)
436*3f44a5c6SLen Brown #define	BIC_RAM_J	(1ULL << 36)
437*3f44a5c6SLen Brown #define	BIC_Core	(1ULL << 37)
438*3f44a5c6SLen Brown #define	BIC_CPU		(1ULL << 38)
439*3f44a5c6SLen Brown #define	BIC_Mod_c6	(1ULL << 39)
440*3f44a5c6SLen Brown #define	BIC_sysfs	(1ULL << 40)
441*3f44a5c6SLen Brown #define	BIC_Totl_c0	(1ULL << 41)
442*3f44a5c6SLen Brown #define	BIC_Any_c0	(1ULL << 42)
443*3f44a5c6SLen Brown #define	BIC_GFX_c0	(1ULL << 43)
444*3f44a5c6SLen Brown #define	BIC_CPUGFX	(1ULL << 44)
445812db3f7SLen Brown 
446*3f44a5c6SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD)
447*3f44a5c6SLen Brown 
448*3f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
449*3f44a5c6SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs;
450812db3f7SLen Brown 
451812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
452*3f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
453812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
4540f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
455812db3f7SLen Brown 
456*3f44a5c6SLen Brown 
457dd778a5eSLen Brown #define MAX_DEFERRED 16
458dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
459dd778a5eSLen Brown int deferred_skip_index;
460dd778a5eSLen Brown 
461dd778a5eSLen Brown /*
462dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
463dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
464dd778a5eSLen Brown  */
465dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
466dd778a5eSLen Brown 
467dd778a5eSLen Brown void help(void)
468dd778a5eSLen Brown {
469dd778a5eSLen Brown 	fprintf(outf,
470dd778a5eSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
471dd778a5eSLen Brown 	"\n"
472dd778a5eSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
473dd778a5eSLen Brown 	"when COMMAND completes.\n"
474dd778a5eSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
475dd778a5eSLen Brown 	"to print statistics, until interrupted.\n"
476dd778a5eSLen Brown 	"--add		add a counter\n"
477dd778a5eSLen Brown 	"		eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
478dd778a5eSLen Brown 	"--cpu	cpu-set	limit output to summary plus cpu-set:\n"
479dd778a5eSLen Brown 	"		{core | package | j,k,l..m,n-p }\n"
480dd778a5eSLen Brown 	"--quiet	skip decoding system configuration header\n"
481dd778a5eSLen Brown 	"--interval sec	Override default 5-second measurement interval\n"
482dd778a5eSLen Brown 	"--help		print this help message\n"
483dd778a5eSLen Brown 	"--list		list column headers only\n"
484dd778a5eSLen Brown 	"--out file	create or truncate \"file\" for all output\n"
485dd778a5eSLen Brown 	"--version	print version information\n"
486dd778a5eSLen Brown 	"\n"
487dd778a5eSLen Brown 	"For more help, run \"man turbostat\"\n");
488dd778a5eSLen Brown }
489dd778a5eSLen Brown 
490812db3f7SLen Brown /*
491812db3f7SLen Brown  * bic_lookup
492812db3f7SLen Brown  * for all the strings in comma separate name_list,
493812db3f7SLen Brown  * set the approprate bit in return value.
494812db3f7SLen Brown  */
495dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode)
496812db3f7SLen Brown {
497812db3f7SLen Brown 	int i;
498812db3f7SLen Brown 	unsigned long long retval = 0;
499812db3f7SLen Brown 
500812db3f7SLen Brown 	while (name_list) {
501812db3f7SLen Brown 		char *comma;
502812db3f7SLen Brown 
503812db3f7SLen Brown 		comma = strchr(name_list, ',');
504812db3f7SLen Brown 
505812db3f7SLen Brown 		if (comma)
506812db3f7SLen Brown 			*comma = '\0';
507812db3f7SLen Brown 
508*3f44a5c6SLen Brown 		if (!strcmp(name_list, "all"))
509*3f44a5c6SLen Brown 			return ~0;
510*3f44a5c6SLen Brown 
511812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
512812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
513812db3f7SLen Brown 				retval |= (1ULL << i);
514812db3f7SLen Brown 				break;
515812db3f7SLen Brown 			}
516812db3f7SLen Brown 		}
517812db3f7SLen Brown 		if (i == MAX_BIC) {
518dd778a5eSLen Brown 			if (mode == SHOW_LIST) {
519812db3f7SLen Brown 				fprintf(stderr, "Invalid counter name: %s\n", name_list);
520812db3f7SLen Brown 				exit(-1);
521812db3f7SLen Brown 			}
522dd778a5eSLen Brown 			deferred_skip_names[deferred_skip_index++] = name_list;
523dd778a5eSLen Brown 			if (debug)
524dd778a5eSLen Brown 				fprintf(stderr, "deferred \"%s\"\n", name_list);
525dd778a5eSLen Brown 			if (deferred_skip_index >= MAX_DEFERRED) {
526dd778a5eSLen Brown 				fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n",
527dd778a5eSLen Brown 					MAX_DEFERRED, name_list);
528dd778a5eSLen Brown 				help();
529dd778a5eSLen Brown 				exit(1);
530dd778a5eSLen Brown 			}
531dd778a5eSLen Brown 		}
532812db3f7SLen Brown 
533812db3f7SLen Brown 		name_list = comma;
534812db3f7SLen Brown 		if (name_list)
535812db3f7SLen Brown 			name_list++;
536812db3f7SLen Brown 
537812db3f7SLen Brown 	}
538812db3f7SLen Brown 	return retval;
539812db3f7SLen Brown }
540fc04cc67SLen Brown 
541dd778a5eSLen Brown 
542c8ade361SLen Brown void print_header(char *delim)
543103a8feaSLen Brown {
544388e9c81SLen Brown 	struct msr_counter *mp;
5456168c2e0SLen Brown 	int printed = 0;
546388e9c81SLen Brown 
547*3f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
548*3f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
549*3f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
550*3f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
551812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
5526168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
553812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
5546168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
555812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
5566168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
557812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
5586168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
559812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
5606168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
561812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
5626168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
563812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
5646168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
5651cc21f7bSLen Brown 
5660de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
5670de6c0dfSLen Brown 		if (sums_need_wide_columns)
5686168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
5690de6c0dfSLen Brown 		else
5706168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
5710de6c0dfSLen Brown 	}
5720de6c0dfSLen Brown 
573812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
5746168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
5751cc21f7bSLen Brown 
576388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
577dd778a5eSLen Brown 
578388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
579388e9c81SLen Brown 			if (mp->width == 64)
580dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
581388e9c81SLen Brown 			else
582dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
583388e9c81SLen Brown 		} else {
5840de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
585dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
5860de6c0dfSLen Brown 			else
587dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
588388e9c81SLen Brown 		}
589388e9c81SLen Brown 	}
590388e9c81SLen Brown 
59141618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
5926168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
593812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
5946168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
595812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
5966168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
597812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
5986168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
599678a3bd1SLen Brown 
6000539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
6016168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
602678a3bd1SLen Brown 
603812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
6046168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
605388e9c81SLen Brown 
606388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
607388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
608388e9c81SLen Brown 			if (mp->width == 64)
609c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
610388e9c81SLen Brown 			else
611c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
612388e9c81SLen Brown 		} else {
6130de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
6140de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
6150de6c0dfSLen Brown 			else
616c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
617388e9c81SLen Brown 		}
618388e9c81SLen Brown 	}
619388e9c81SLen Brown 
620812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
6216168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
622889facbeSLen Brown 
623812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
6246168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
625fdf676e5SLen Brown 
626812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
6276168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
62827d47356SLen Brown 
629a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
6306168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
631a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
6326168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
633a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
6346168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
635a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
6366168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
6370b2bb692SLen Brown 
6380f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
6396168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
6400f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
6416168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
6420f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
6436168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
6440f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
6456168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
6460f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
6476168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
6480f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
6496168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
6500f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
6516168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
652103a8feaSLen Brown 
6535c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
654812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
6556168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
656812db3f7SLen Brown 		if (DO_BIC(BIC_CorWatt))
6576168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
658812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
6596168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
660812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
6616168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
662812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
6636168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
664812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
6656168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
666d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
667812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
6686168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
669812db3f7SLen Brown 		if (DO_BIC(BIC_Cor_J))
6706168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
671812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
6726168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
673812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
6746168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
675812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
6766168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
677812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
6786168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
6795c56be9aSDirk Brandewie 	}
680388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
681388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
682388e9c81SLen Brown 			if (mp->width == 64)
683c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
684388e9c81SLen Brown 			else
685c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
686388e9c81SLen Brown 		} else {
6870de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
6880de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
6890de6c0dfSLen Brown 			else
690c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
691388e9c81SLen Brown 		}
692388e9c81SLen Brown 	}
693388e9c81SLen Brown 
694c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
695103a8feaSLen Brown }
696103a8feaSLen Brown 
697c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
698c98d5d94SLen Brown 	struct pkg_data *p)
699103a8feaSLen Brown {
700388e9c81SLen Brown 	int i;
701388e9c81SLen Brown 	struct msr_counter *mp;
702388e9c81SLen Brown 
7033b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
704c98d5d94SLen Brown 
705c98d5d94SLen Brown 	if (t) {
7063b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
7073b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
7083b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
7093b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
7103b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
7113b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
7126886fee4SLen Brown 
713812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
7140de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
715812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
716218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
717388e9c81SLen Brown 
718388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
719388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
720388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
721388e9c81SLen Brown 		}
722103a8feaSLen Brown 	}
723103a8feaSLen Brown 
724c98d5d94SLen Brown 	if (c) {
7253b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
7263b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
7273b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
7283b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
7293b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
730388e9c81SLen Brown 
731388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
732388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
733388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
734388e9c81SLen Brown 		}
7350539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
736c98d5d94SLen Brown 	}
737103a8feaSLen Brown 
738c98d5d94SLen Brown 	if (p) {
7393b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
7400b2bb692SLen Brown 
7410b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
7420b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
7430b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
7440b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
7450b2bb692SLen Brown 
7463b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
7470f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
7483b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
7490f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
7503b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
7510f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
7523b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
7533b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
7543b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
7553b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
7563b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg);
7573b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores);
7583b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx);
7593b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram);
7603b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle PKG: %0X\n",
7613b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
7623b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle RAM: %0X\n",
7633b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
7643b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
765388e9c81SLen Brown 
766388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
767388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
768388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
769388e9c81SLen Brown 		}
770c98d5d94SLen Brown 	}
7713b4d5c7fSAndy Shevchenko 
7723b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
7733b4d5c7fSAndy Shevchenko 
774c98d5d94SLen Brown 	return 0;
775103a8feaSLen Brown }
776103a8feaSLen Brown 
777e23da037SLen Brown /*
778e23da037SLen Brown  * column formatting convention & formats
779e23da037SLen Brown  */
780c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
781c98d5d94SLen Brown 	struct pkg_data *p)
782103a8feaSLen Brown {
783008d396eSLen Brown 	double interval_float, tsc;
784fc04cc67SLen Brown 	char *fmt8;
785388e9c81SLen Brown 	int i;
786388e9c81SLen Brown 	struct msr_counter *mp;
7876168c2e0SLen Brown 	char *delim = "\t";
7886168c2e0SLen Brown 	int printed = 0;
789103a8feaSLen Brown 
790c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
791c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
792c98d5d94SLen Brown 		return 0;
793c98d5d94SLen Brown 
794c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
795c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
796c98d5d94SLen Brown 		return 0;
797c98d5d94SLen Brown 
7981ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
7991ef7d21aSLen Brown 	if ((t != &average.threads) &&
8001ef7d21aSLen Brown 		(cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
8011ef7d21aSLen Brown 		return 0;
8021ef7d21aSLen Brown 
803*3f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
804f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
805f4fdf2b4SLen Brown 		struct timeval tv;
806f4fdf2b4SLen Brown 
807f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
808f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
809f4fdf2b4SLen Brown 	}
810f4fdf2b4SLen Brown 
811*3f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
812*3f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
813*3f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
814*3f44a5c6SLen Brown 
815103a8feaSLen Brown 	interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0;
816103a8feaSLen Brown 
817008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
818008d396eSLen Brown 
819c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
820c98d5d94SLen Brown 	if (t == &average.threads) {
821812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
8226168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
823812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
8246168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
825812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
8266168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
827103a8feaSLen Brown 	} else {
828812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
829c98d5d94SLen Brown 			if (p)
8306168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
831c98d5d94SLen Brown 			else
8326168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
833c98d5d94SLen Brown 		}
834812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
835c98d5d94SLen Brown 			if (c)
8366168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
837c98d5d94SLen Brown 			else
8386168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
839c98d5d94SLen Brown 		}
840812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
8416168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
842103a8feaSLen Brown 	}
843fc04cc67SLen Brown 
844812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
8456168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
846fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
847fc04cc67SLen Brown 
848812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
8496168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc);
850103a8feaSLen Brown 
851812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
85221ed5574SLen Brown 		if (has_base_hz)
8536168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
85421ed5574SLen Brown 		else
8556168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
856008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
85721ed5574SLen Brown 	}
858103a8feaSLen Brown 
859812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
8606168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float);
861103a8feaSLen Brown 
862562a2d37SLen Brown 	/* IRQ */
8630de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
8640de6c0dfSLen Brown 		if (sums_need_wide_columns)
8656168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
8660de6c0dfSLen Brown 		else
8676168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
8680de6c0dfSLen Brown 	}
869562a2d37SLen Brown 
8701cc21f7bSLen Brown 	/* SMI */
871812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
8726168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
8731cc21f7bSLen Brown 
874678a3bd1SLen Brown 	/* Added counters */
875678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
876678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
877678a3bd1SLen Brown 			if (mp->width == 32)
8785f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]);
879678a3bd1SLen Brown 			else
8806168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
881678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
8820de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8836168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
8840de6c0dfSLen Brown 			else
8856168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
886678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
88741618e63SLen Brown 			if (mp->type == COUNTER_USEC)
8886168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000);
88941618e63SLen Brown 			else
8906168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc);
891678a3bd1SLen Brown 		}
892678a3bd1SLen Brown 	}
893678a3bd1SLen Brown 
89441618e63SLen Brown 	/* C1 */
89541618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
8966168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc);
89741618e63SLen Brown 
89841618e63SLen Brown 
899c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
900c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
901c98d5d94SLen Brown 		goto done;
902c98d5d94SLen Brown 
903812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
9046168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc);
905812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
9066168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc);
907812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
9086168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc);
909c98d5d94SLen Brown 
9100539ba11SLen Brown 	/* Mod%c6 */
9110539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
9126168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
9130539ba11SLen Brown 
914812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
9156168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
916889facbeSLen Brown 
917388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
918388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
919388e9c81SLen Brown 			if (mp->width == 32)
9205f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]);
921388e9c81SLen Brown 			else
9226168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
923388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
9240de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
9256168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
9260de6c0dfSLen Brown 			else
9276168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
928388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
9296168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc);
930388e9c81SLen Brown 		}
931388e9c81SLen Brown 	}
932388e9c81SLen Brown 
933c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
934c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
935c98d5d94SLen Brown 		goto done;
936c98d5d94SLen Brown 
9370b2bb692SLen Brown 	/* PkgTmp */
938812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
9396168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
940889facbeSLen Brown 
941fdf676e5SLen Brown 	/* GFXrc6 */
942812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
943ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
9446168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
9459185e988SLen Brown 		} else {
9466168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
9479185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
9489185e988SLen Brown 		}
9499185e988SLen Brown 	}
950fdf676e5SLen Brown 
95127d47356SLen Brown 	/* GFXMHz */
952812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
9536168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
95427d47356SLen Brown 
9550b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
956a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
9576168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc);
958a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
9596168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc);
960a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
9616168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc);
962a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
9636168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc);
9640b2bb692SLen Brown 
9650f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
9666168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc);
9670f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
9686168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc);
9690f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
9706168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc);
9710f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
9726168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc);
9730f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
9746168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc);
9750f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
9766168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc);
9770f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
9786168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc);
979889facbeSLen Brown 
980889facbeSLen Brown 	/*
981889facbeSLen Brown  	 * If measurement interval exceeds minimum RAPL Joule Counter range,
982889facbeSLen Brown  	 * indicate that results are suspect by printing "**" in fraction place.
983889facbeSLen Brown  	 */
984fc04cc67SLen Brown 	if (interval_float < rapl_joule_counter_range)
9856168c2e0SLen Brown 		fmt8 = "%s%.2f";
986fc04cc67SLen Brown 	else
987fc04cc67SLen Brown 		fmt8 = "%6.0f**";
988889facbeSLen Brown 
989812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
9906168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
991812db3f7SLen Brown 	if (DO_BIC(BIC_CorWatt))
9926168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
993812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
9946168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
995812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
9966168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float);
997812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
9986168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
999812db3f7SLen Brown 	if (DO_BIC(BIC_Cor_J))
10006168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1001812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
10026168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1003812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
10046168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1005812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
10066168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1007812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
10086168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1009812db3f7SLen Brown 
1010388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1011388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1012388e9c81SLen Brown 			if (mp->width == 32)
10135f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]);
1014388e9c81SLen Brown 			else
10156168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1016388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
10170de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
10186168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
10190de6c0dfSLen Brown 			else
10206168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1021388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
10226168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc);
1023388e9c81SLen Brown 		}
1024388e9c81SLen Brown 	}
1025388e9c81SLen Brown 
1026c98d5d94SLen Brown done:
1027c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
1028c98d5d94SLen Brown 
1029c98d5d94SLen Brown 	return 0;
1030103a8feaSLen Brown }
1031103a8feaSLen Brown 
1032b7d8c148SLen Brown void flush_output_stdout(void)
1033103a8feaSLen Brown {
1034b7d8c148SLen Brown 	FILE *filep;
1035b7d8c148SLen Brown 
1036b7d8c148SLen Brown 	if (outf == stderr)
1037b7d8c148SLen Brown 		filep = stdout;
1038b7d8c148SLen Brown 	else
1039b7d8c148SLen Brown 		filep = outf;
1040b7d8c148SLen Brown 
1041b7d8c148SLen Brown 	fputs(output_buffer, filep);
1042b7d8c148SLen Brown 	fflush(filep);
1043b7d8c148SLen Brown 
1044c98d5d94SLen Brown 	outp = output_buffer;
1045c98d5d94SLen Brown }
1046b7d8c148SLen Brown void flush_output_stderr(void)
1047c98d5d94SLen Brown {
1048b7d8c148SLen Brown 	fputs(output_buffer, outf);
1049b7d8c148SLen Brown 	fflush(outf);
1050c98d5d94SLen Brown 	outp = output_buffer;
1051c98d5d94SLen Brown }
1052c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1053c98d5d94SLen Brown {
1054e23da037SLen Brown 	static int printed;
1055103a8feaSLen Brown 
1056e23da037SLen Brown 	if (!printed || !summary_only)
1057c8ade361SLen Brown 		print_header("\t");
1058103a8feaSLen Brown 
1059c98d5d94SLen Brown 	if (topo.num_cpus > 1)
1060c98d5d94SLen Brown 		format_counters(&average.threads, &average.cores,
1061c98d5d94SLen Brown 			&average.packages);
1062103a8feaSLen Brown 
1063e23da037SLen Brown 	printed = 1;
1064e23da037SLen Brown 
1065e23da037SLen Brown 	if (summary_only)
1066e23da037SLen Brown 		return;
1067e23da037SLen Brown 
1068c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1069103a8feaSLen Brown }
1070103a8feaSLen Brown 
1071889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
1072889facbeSLen Brown 	if (new > old) {			\
1073889facbeSLen Brown 		old = new - old;		\
1074889facbeSLen Brown 	} else {				\
1075889facbeSLen Brown 		old = 0x100000000 + new - old;	\
1076889facbeSLen Brown 	}
1077889facbeSLen Brown 
1078ba3dec99SLen Brown int
1079c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
1080103a8feaSLen Brown {
1081388e9c81SLen Brown 	int i;
1082388e9c81SLen Brown 	struct msr_counter *mp;
10830b2bb692SLen Brown 
1084a99d8730SLen Brown 
1085a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
10860b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1087a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
10880b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1089a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
10900b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1091a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
10920b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1093a99d8730SLen Brown 
1094c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
10950f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1096c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
10970f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1098c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
10990f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1100c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1101ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1102ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1103ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1104889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1105889facbeSLen Brown 
11069185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
11079185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
11089185e988SLen Brown 		old->gfx_rc6_ms = -1;
11099185e988SLen Brown 	else
1110fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
11119185e988SLen Brown 
111227d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
111327d47356SLen Brown 
1114889facbeSLen Brown 	DELTA_WRAP32(new->energy_pkg, old->energy_pkg);
1115889facbeSLen Brown 	DELTA_WRAP32(new->energy_cores, old->energy_cores);
1116889facbeSLen Brown 	DELTA_WRAP32(new->energy_gfx, old->energy_gfx);
1117889facbeSLen Brown 	DELTA_WRAP32(new->energy_dram, old->energy_dram);
1118889facbeSLen Brown 	DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status);
1119889facbeSLen Brown 	DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status);
1120ba3dec99SLen Brown 
1121388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1122388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1123388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1124388e9c81SLen Brown 		else
1125388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1126388e9c81SLen Brown 	}
1127388e9c81SLen Brown 
1128ba3dec99SLen Brown 	return 0;
1129103a8feaSLen Brown }
1130103a8feaSLen Brown 
1131c98d5d94SLen Brown void
1132c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
1133c98d5d94SLen Brown {
1134388e9c81SLen Brown 	int i;
1135388e9c81SLen Brown 	struct msr_counter *mp;
1136388e9c81SLen Brown 
1137c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1138c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1139c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1140889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
11410539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1142388e9c81SLen Brown 
1143388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1144388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1145388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1146388e9c81SLen Brown 		else
1147388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1148388e9c81SLen Brown 	}
1149103a8feaSLen Brown }
1150c98d5d94SLen Brown 
1151c3ae331dSLen Brown /*
1152c3ae331dSLen Brown  * old = new - old
1153c3ae331dSLen Brown  */
1154ba3dec99SLen Brown int
1155c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1156c98d5d94SLen Brown 	struct core_data *core_delta)
1157c98d5d94SLen Brown {
1158388e9c81SLen Brown 	int i;
1159388e9c81SLen Brown 	struct msr_counter *mp;
1160388e9c81SLen Brown 
1161*3f44a5c6SLen Brown 	/*
1162*3f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
1163*3f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
1164*3f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
1165*3f44a5c6SLen Brown 	 */
1166*3f44a5c6SLen Brown 
1167*3f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
1168*3f44a5c6SLen Brown 	old->tv_end = new->tv_end;
1169*3f44a5c6SLen Brown 
1170c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1171c98d5d94SLen Brown 
1172103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1173b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1174b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1175b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1176b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1177103a8feaSLen Brown 
1178c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1179c98d5d94SLen Brown 
1180812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
1181c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1182c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1183c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1184c98d5d94SLen Brown 		} else {
1185ba3dec99SLen Brown 			return -1;
1186103a8feaSLen Brown 		}
1187a729617cSLen Brown 	}
1188103a8feaSLen Brown 
1189c98d5d94SLen Brown 
1190144b44b1SLen Brown 	if (use_c1_residency_msr) {
1191144b44b1SLen Brown 		/*
1192144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1193144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1194144b44b1SLen Brown 		 */
1195144b44b1SLen Brown 	} else {
1196103a8feaSLen Brown 		/*
1197c3ae331dSLen Brown 		 * As counter collection is not atomic,
1198c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1199103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1200103a8feaSLen Brown 		 */
120195149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1202c98d5d94SLen Brown 			old->c1 = 0;
1203c98d5d94SLen Brown 		else {
1204c98d5d94SLen Brown 			/* normal case, derive c1 */
1205008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1206c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1207c98d5d94SLen Brown 		}
1208144b44b1SLen Brown 	}
1209c3ae331dSLen Brown 
1210c98d5d94SLen Brown 	if (old->mperf == 0) {
1211b7d8c148SLen Brown 		if (debug > 1)
1212b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1213c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1214c98d5d94SLen Brown 	}
1215103a8feaSLen Brown 
1216812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1217562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1218562a2d37SLen Brown 
1219812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
12201ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1221ba3dec99SLen Brown 
1222388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1223388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1224388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1225388e9c81SLen Brown 		else
1226388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1227388e9c81SLen Brown 	}
1228ba3dec99SLen Brown 	return 0;
1229103a8feaSLen Brown }
1230c98d5d94SLen Brown 
1231c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1232c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1233c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1234c98d5d94SLen Brown {
1235ba3dec99SLen Brown 	int retval = 0;
1236ba3dec99SLen Brown 
1237c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1238c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1239c98d5d94SLen Brown 		delta_core(c, c2);
1240c98d5d94SLen Brown 
1241c98d5d94SLen Brown 	/* always calculate thread delta */
1242ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1243ba3dec99SLen Brown 	if (retval)
1244ba3dec99SLen Brown 		return retval;
1245c98d5d94SLen Brown 
1246c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1247c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1248ba3dec99SLen Brown 		retval = delta_package(p, p2);
1249c98d5d94SLen Brown 
1250ba3dec99SLen Brown 	return retval;
1251103a8feaSLen Brown }
1252103a8feaSLen Brown 
1253c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1254103a8feaSLen Brown {
1255388e9c81SLen Brown 	int i;
1256388e9c81SLen Brown 	struct msr_counter  *mp;
1257388e9c81SLen Brown 
1258*3f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
1259*3f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
1260*3f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
1261*3f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1262*3f44a5c6SLen Brown 
1263c98d5d94SLen Brown 	t->tsc = 0;
1264c98d5d94SLen Brown 	t->aperf = 0;
1265c98d5d94SLen Brown 	t->mperf = 0;
1266c98d5d94SLen Brown 	t->c1 = 0;
1267103a8feaSLen Brown 
1268562a2d37SLen Brown 	t->irq_count = 0;
1269562a2d37SLen Brown 	t->smi_count = 0;
1270562a2d37SLen Brown 
1271c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1272c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1273c98d5d94SLen Brown 
1274c98d5d94SLen Brown 	c->c3 = 0;
1275c98d5d94SLen Brown 	c->c6 = 0;
1276c98d5d94SLen Brown 	c->c7 = 0;
12770539ba11SLen Brown 	c->mc6_us = 0;
1278889facbeSLen Brown 	c->core_temp_c = 0;
1279c98d5d94SLen Brown 
12800b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
12810b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
12820b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
12830b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
12840b2bb692SLen Brown 
1285c98d5d94SLen Brown 	p->pc2 = 0;
12860f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1287c98d5d94SLen Brown 		p->pc3 = 0;
12880f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1289c98d5d94SLen Brown 		p->pc6 = 0;
12900f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1291c98d5d94SLen Brown 		p->pc7 = 0;
1292ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1293ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1294ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1295889facbeSLen Brown 
1296889facbeSLen Brown 	p->energy_pkg = 0;
1297889facbeSLen Brown 	p->energy_dram = 0;
1298889facbeSLen Brown 	p->energy_cores = 0;
1299889facbeSLen Brown 	p->energy_gfx = 0;
1300889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1301889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1302889facbeSLen Brown 	p->pkg_temp_c = 0;
130327d47356SLen Brown 
1304fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
130527d47356SLen Brown 	p->gfx_mhz = 0;
1306388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1307388e9c81SLen Brown 		t->counter[i] = 0;
1308388e9c81SLen Brown 
1309388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1310388e9c81SLen Brown 		c->counter[i] = 0;
1311388e9c81SLen Brown 
1312388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1313388e9c81SLen Brown 		p->counter[i] = 0;
1314103a8feaSLen Brown }
1315c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1316c98d5d94SLen Brown 	struct pkg_data *p)
1317103a8feaSLen Brown {
1318388e9c81SLen Brown 	int i;
1319388e9c81SLen Brown 	struct msr_counter *mp;
1320388e9c81SLen Brown 
1321*3f44a5c6SLen Brown 	/* remember first tv_begin */
1322*3f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
1323*3f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
1324*3f44a5c6SLen Brown 
1325*3f44a5c6SLen Brown 	/* remember last tv_end */
1326*3f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
1327*3f44a5c6SLen Brown 
1328c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1329c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1330c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1331c98d5d94SLen Brown 	average.threads.c1 += t->c1;
133215aaa346SLen Brown 
1333562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1334562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1335562a2d37SLen Brown 
1336388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1337388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1338388e9c81SLen Brown 			continue;
1339388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1340388e9c81SLen Brown 	}
1341388e9c81SLen Brown 
1342c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1343c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1344c98d5d94SLen Brown 		return 0;
1345c98d5d94SLen Brown 
1346c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1347c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1348c98d5d94SLen Brown 	average.cores.c7 += c->c7;
13490539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1350c98d5d94SLen Brown 
1351889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1352889facbeSLen Brown 
1353388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1354388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1355388e9c81SLen Brown 			continue;
1356388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1357388e9c81SLen Brown 	}
1358388e9c81SLen Brown 
1359c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1360c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1361c98d5d94SLen Brown 		return 0;
1362c98d5d94SLen Brown 
1363a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13640b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1365a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13660b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1367a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13680b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1369a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
13700b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
13710b2bb692SLen Brown 
1372c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
13730f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1374c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
13750f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1376c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
13770f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1378c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1379ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1380ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1381ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1382c98d5d94SLen Brown 
1383889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1384889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1385889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1386889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1387889facbeSLen Brown 
1388fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
138927d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
139027d47356SLen Brown 
1391889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1392889facbeSLen Brown 
1393889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1394889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1395388e9c81SLen Brown 
1396388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1397388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1398388e9c81SLen Brown 			continue;
1399388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1400388e9c81SLen Brown 	}
1401c98d5d94SLen Brown 	return 0;
1402c98d5d94SLen Brown }
1403c98d5d94SLen Brown /*
1404c98d5d94SLen Brown  * sum the counters for all cpus in the system
1405c98d5d94SLen Brown  * compute the weighted average
1406c98d5d94SLen Brown  */
1407c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1408c98d5d94SLen Brown 	struct pkg_data *p)
1409c98d5d94SLen Brown {
1410388e9c81SLen Brown 	int i;
1411388e9c81SLen Brown 	struct msr_counter *mp;
1412388e9c81SLen Brown 
1413c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1414c98d5d94SLen Brown 
1415c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1416c98d5d94SLen Brown 
1417c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1418c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1419c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
1420c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1421c98d5d94SLen Brown 
14220de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
14230de6c0dfSLen Brown 		sums_need_wide_columns = 1;
14240de6c0dfSLen Brown 
1425c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1426c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1427c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
14280539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1429c98d5d94SLen Brown 
1430a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
14310b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1432a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
14330b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1434a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
14350b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1436a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
14370b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
14380b2bb692SLen Brown 
1439c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
14400f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1441c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
14420f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1443c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
14440f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1445c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1446ca58710fSKristen Carlson Accardi 
1447ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1448ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1449ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1450388e9c81SLen Brown 
1451388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1452388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1453388e9c81SLen Brown 			continue;
14540de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
14550de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
14560de6c0dfSLen Brown 				sums_need_wide_columns = 1;
145741618e63SLen Brown 			continue;
14580de6c0dfSLen Brown 		}
1459388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1460388e9c81SLen Brown 	}
1461388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1462388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1463388e9c81SLen Brown 			continue;
14640de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
14650de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
14660de6c0dfSLen Brown 				sums_need_wide_columns = 1;
14670de6c0dfSLen Brown 		}
1468388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1469388e9c81SLen Brown 	}
1470388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1471388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1472388e9c81SLen Brown 			continue;
14730de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
14740de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
14750de6c0dfSLen Brown 				sums_need_wide_columns = 1;
14760de6c0dfSLen Brown 		}
1477388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1478388e9c81SLen Brown 	}
1479c98d5d94SLen Brown }
1480c98d5d94SLen Brown 
1481c98d5d94SLen Brown static unsigned long long rdtsc(void)
1482c98d5d94SLen Brown {
1483c98d5d94SLen Brown 	unsigned int low, high;
1484c98d5d94SLen Brown 
1485c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1486c98d5d94SLen Brown 
1487c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1488c98d5d94SLen Brown }
1489c98d5d94SLen Brown 
1490c98d5d94SLen Brown /*
1491495c7654SLen Brown  * Open a file, and exit on failure
1492495c7654SLen Brown  */
1493495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1494495c7654SLen Brown {
1495495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1496495c7654SLen Brown 
1497495c7654SLen Brown 	if (!filep)
1498495c7654SLen Brown 		err(1, "%s: open failed", path);
1499495c7654SLen Brown 	return filep;
1500495c7654SLen Brown }
1501495c7654SLen Brown /*
1502495c7654SLen Brown  * snapshot_sysfs_counter()
1503495c7654SLen Brown  *
1504495c7654SLen Brown  * return snapshot of given counter
1505495c7654SLen Brown  */
1506495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1507495c7654SLen Brown {
1508495c7654SLen Brown 	FILE *fp;
1509495c7654SLen Brown 	int retval;
1510495c7654SLen Brown 	unsigned long long counter;
1511495c7654SLen Brown 
1512495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1513495c7654SLen Brown 
1514495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1515495c7654SLen Brown 	if (retval != 1)
1516495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1517495c7654SLen Brown 
1518495c7654SLen Brown 	fclose(fp);
1519495c7654SLen Brown 
1520495c7654SLen Brown 	return counter;
1521495c7654SLen Brown }
1522495c7654SLen Brown 
1523495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1524495c7654SLen Brown {
1525495c7654SLen Brown 	if (mp->msr_num != 0) {
1526495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1527495c7654SLen Brown 			return -1;
1528495c7654SLen Brown 	} else {
152941618e63SLen Brown 		char path[128];
153041618e63SLen Brown 
153141618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
153241618e63SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s",
153341618e63SLen Brown 				 cpu, mp->path);
153441618e63SLen Brown 
153541618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
153641618e63SLen Brown 		} else {
1537495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1538495c7654SLen Brown 		}
153941618e63SLen Brown 	}
1540495c7654SLen Brown 
1541495c7654SLen Brown 	return 0;
1542495c7654SLen Brown }
1543495c7654SLen Brown 
1544495c7654SLen Brown /*
1545c98d5d94SLen Brown  * get_counters(...)
1546c98d5d94SLen Brown  * migrate to cpu
1547c98d5d94SLen Brown  * acquire and record local counters for that cpu
1548c98d5d94SLen Brown  */
1549c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1550c98d5d94SLen Brown {
1551c98d5d94SLen Brown 	int cpu = t->cpu_id;
1552889facbeSLen Brown 	unsigned long long msr;
15530102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1554388e9c81SLen Brown 	struct msr_counter *mp;
1555388e9c81SLen Brown 	int i;
1556c98d5d94SLen Brown 
1557f4fdf2b4SLen Brown 
1558f4fdf2b4SLen Brown 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1559f4fdf2b4SLen Brown 
1560e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
1561b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
156215aaa346SLen Brown 		return -1;
1563e52966c0SLen Brown 	}
156415aaa346SLen Brown 
15650102b067SLen Brown retry:
1566c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
156715aaa346SLen Brown 
1568812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
15690102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
15700102b067SLen Brown 
15710102b067SLen Brown 		/*
15720102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
15730102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
15740102b067SLen Brown 		 *
15750102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
15760102b067SLen Brown 		 * individual system call, so delays may occur
15770102b067SLen Brown 		 * between them.  If the time to read them
15780102b067SLen Brown 		 * varies by a large amount, we re-read them.
15790102b067SLen Brown 		 */
15800102b067SLen Brown 
15810102b067SLen Brown 		/*
15820102b067SLen Brown 		 * This initial dummy APERF read has been seen to
15830102b067SLen Brown 		 * reduce jitter in the subsequent reads.
15840102b067SLen Brown 		 */
15850102b067SLen Brown 
15869c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
1587c98d5d94SLen Brown 			return -3;
15880102b067SLen Brown 
15890102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
15900102b067SLen Brown 
15910102b067SLen Brown 		tsc_before = t->tsc;
15920102b067SLen Brown 
15930102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
15940102b067SLen Brown 			return -3;
15950102b067SLen Brown 
15960102b067SLen Brown 		tsc_between = rdtsc();
15970102b067SLen Brown 
15989c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
1599c98d5d94SLen Brown 			return -4;
16000102b067SLen Brown 
16010102b067SLen Brown 		tsc_after = rdtsc();
16020102b067SLen Brown 
16030102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
16040102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
16050102b067SLen Brown 
16060102b067SLen Brown 		/*
16070102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
16080102b067SLen Brown 		 * differ by more than 2x, then try again.
16090102b067SLen Brown 		 */
16100102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
16110102b067SLen Brown 			aperf_mperf_retry_count++;
16120102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
16130102b067SLen Brown 				goto retry;
16140102b067SLen Brown 			else
16150102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
16160102b067SLen Brown 					cpu, aperf_time, mperf_time);
16170102b067SLen Brown 		}
16180102b067SLen Brown 		aperf_mperf_retry_count = 0;
16190102b067SLen Brown 
1620b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
1621b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
162288c3281fSLen Brown 	}
162388c3281fSLen Brown 
1624812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1625562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
1626812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
16271ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
16281ed51011SLen Brown 			return -5;
16291ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
16301ed51011SLen Brown 	}
16310539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
1632144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
1633144b44b1SLen Brown 			return -6;
1634144b44b1SLen Brown 	}
1635144b44b1SLen Brown 
1636388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1637495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
1638388e9c81SLen Brown 			return -10;
1639388e9c81SLen Brown 	}
1640388e9c81SLen Brown 
1641c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
1642c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1643f4fdf2b4SLen Brown 		goto done;
1644c98d5d94SLen Brown 
1645812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) {
1646c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
1647c98d5d94SLen Brown 			return -6;
1648144b44b1SLen Brown 	}
1649144b44b1SLen Brown 
1650812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) {
1651c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
1652c98d5d94SLen Brown 			return -7;
1653fb5d4327SDasaratharaman Chandramouli 	} else if (do_knl_cstates) {
1654fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
1655fb5d4327SDasaratharaman Chandramouli 			return -7;
1656103a8feaSLen Brown 	}
165715aaa346SLen Brown 
1658812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
1659c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
1660c98d5d94SLen Brown 			return -8;
1661c98d5d94SLen Brown 
16620539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
16630539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
16640539ba11SLen Brown 			return -8;
16650539ba11SLen Brown 
1666812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
1667889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
1668889facbeSLen Brown 			return -9;
1669889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1670889facbeSLen Brown 	}
1671889facbeSLen Brown 
1672388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1673495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
1674388e9c81SLen Brown 			return -10;
1675388e9c81SLen Brown 	}
1676889facbeSLen Brown 
1677c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
1678c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1679f4fdf2b4SLen Brown 		goto done;
168015aaa346SLen Brown 
1681a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
16820b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
16830b2bb692SLen Brown 			return -10;
1684a99d8730SLen Brown 	}
1685a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
16860b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
16870b2bb692SLen Brown 			return -11;
1688a99d8730SLen Brown 	}
1689a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
16900b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
16910b2bb692SLen Brown 			return -12;
1692a99d8730SLen Brown 	}
1693a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
16940b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
16950b2bb692SLen Brown 			return -13;
16960b2bb692SLen Brown 	}
16970f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1698c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
1699c98d5d94SLen Brown 			return -9;
17000f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
17010539ba11SLen Brown 		if (do_slm_cstates) {
17020539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
17030539ba11SLen Brown 				return -10;
17040539ba11SLen Brown 		} else {
1705c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
1706c98d5d94SLen Brown 				return -10;
17070539ba11SLen Brown 		}
17080539ba11SLen Brown 	}
17090539ba11SLen Brown 
17100f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
1711c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
1712c98d5d94SLen Brown 			return -11;
17130f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1714c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
1715c98d5d94SLen Brown 			return -12;
17160f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
1717ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
1718ca58710fSKristen Carlson Accardi 			return -13;
17190f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
1720ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
1721ca58710fSKristen Carlson Accardi 			return -13;
17220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
1723ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
1724ca58710fSKristen Carlson Accardi 			return -13;
17250f47c08dSLen Brown 
1726889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
1727889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr))
1728889facbeSLen Brown 			return -13;
1729889facbeSLen Brown 		p->energy_pkg = msr & 0xFFFFFFFF;
1730889facbeSLen Brown 	}
17319148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
1732889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr))
1733889facbeSLen Brown 			return -14;
1734889facbeSLen Brown 		p->energy_cores = msr & 0xFFFFFFFF;
1735889facbeSLen Brown 	}
1736889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
1737889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
1738889facbeSLen Brown 			return -15;
1739889facbeSLen Brown 		p->energy_dram = msr & 0xFFFFFFFF;
1740889facbeSLen Brown 	}
1741889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
1742889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr))
1743889facbeSLen Brown 			return -16;
1744889facbeSLen Brown 		p->energy_gfx = msr & 0xFFFFFFFF;
1745889facbeSLen Brown 	}
1746889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
1747889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr))
1748889facbeSLen Brown 			return -16;
1749889facbeSLen Brown 		p->rapl_pkg_perf_status = msr & 0xFFFFFFFF;
1750889facbeSLen Brown 	}
1751889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
1752889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr))
1753889facbeSLen Brown 			return -16;
1754889facbeSLen Brown 		p->rapl_dram_perf_status = msr & 0xFFFFFFFF;
1755889facbeSLen Brown 	}
1756812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
1757889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
1758889facbeSLen Brown 			return -17;
1759889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1760889facbeSLen Brown 	}
1761fdf676e5SLen Brown 
1762812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
1763fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
1764fdf676e5SLen Brown 
1765812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
176627d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
176727d47356SLen Brown 
1768388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1769495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
1770388e9c81SLen Brown 			return -10;
1771388e9c81SLen Brown 	}
1772f4fdf2b4SLen Brown done:
1773f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
1774388e9c81SLen Brown 
177515aaa346SLen Brown 	return 0;
1776103a8feaSLen Brown }
1777103a8feaSLen Brown 
1778ee7e38e3SLen Brown /*
1779ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
1780ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
1781ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
1782ee7e38e3SLen Brown  */
1783ee7e38e3SLen Brown 
1784ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
1785ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
1786ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
1787ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
1788ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
1789ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
1790ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
1791ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
1792ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
1793ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
1794ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
1795ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
17960b2bb692SLen Brown #define PCL__8 12 /* PC8 */
17970b2bb692SLen Brown #define PCL__9 13 /* PC9 */
17980b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */
1799ee7e38e3SLen Brown 
1800ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
1801ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
18020b2bb692SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"};
1803ee7e38e3SLen Brown 
1804e9257f5fSLen Brown int nhm_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1805e9257f5fSLen Brown int snb_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1806e9257f5fSLen Brown int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
18070539ba11SLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7};
1808f2642888SLen Brown int amt_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1809e9257f5fSLen Brown int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1810e4085d54SLen Brown int bxt_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
18112085e124SArtem Bityutskiy int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1812ee7e38e3SLen Brown 
1813a2b7b749SLen Brown 
1814a2b7b749SLen Brown static void
1815a2b7b749SLen Brown calculate_tsc_tweak()
1816a2b7b749SLen Brown {
1817a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
1818a2b7b749SLen Brown }
1819a2b7b749SLen Brown 
1820fcd17211SLen Brown static void
1821fcd17211SLen Brown dump_nhm_platform_info(void)
1822103a8feaSLen Brown {
1823103a8feaSLen Brown 	unsigned long long msr;
1824103a8feaSLen Brown 	unsigned int ratio;
1825103a8feaSLen Brown 
1826ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
1827103a8feaSLen Brown 
1828b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
18296574a5d5SLen Brown 
1830103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
1831710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
1832103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1833103a8feaSLen Brown 
1834103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
1835710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
1836103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1837103a8feaSLen Brown 
18387ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
1839b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
1840bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
184167920418SLen Brown 
1842fcd17211SLen Brown 	return;
1843fcd17211SLen Brown }
1844fcd17211SLen Brown 
1845fcd17211SLen Brown static void
1846fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
1847fcd17211SLen Brown {
1848fcd17211SLen Brown 	unsigned long long msr;
1849fcd17211SLen Brown 	unsigned int ratio;
1850fcd17211SLen Brown 
18517ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
1852fcd17211SLen Brown 
1853b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
1854fcd17211SLen Brown 
1855fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
1856fcd17211SLen Brown 	if (ratio)
1857710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
1858fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1859fcd17211SLen Brown 
1860fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
1861fcd17211SLen Brown 	if (ratio)
1862710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
1863fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1864fcd17211SLen Brown 	return;
1865fcd17211SLen Brown }
1866fcd17211SLen Brown 
1867fcd17211SLen Brown static void
1868fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
1869fcd17211SLen Brown {
1870fcd17211SLen Brown 	unsigned long long msr;
1871fcd17211SLen Brown 	unsigned int ratio;
18726574a5d5SLen Brown 
18737ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
18746574a5d5SLen Brown 
1875b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
18766574a5d5SLen Brown 
18776574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
18786574a5d5SLen Brown 	if (ratio)
1879710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
18806574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
18816574a5d5SLen Brown 
18826574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
18836574a5d5SLen Brown 	if (ratio)
1884710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
18856574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
18866574a5d5SLen Brown 
18876574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
18886574a5d5SLen Brown 	if (ratio)
1889710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
18906574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
18916574a5d5SLen Brown 
18926574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
18936574a5d5SLen Brown 	if (ratio)
1894710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
18956574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
18966574a5d5SLen Brown 
18976574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
18986574a5d5SLen Brown 	if (ratio)
1899710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
19006574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
19016574a5d5SLen Brown 
19026574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
19036574a5d5SLen Brown 	if (ratio)
1904710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
19056574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
19066574a5d5SLen Brown 
19076574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
19086574a5d5SLen Brown 	if (ratio)
1909710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
19106574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
19116574a5d5SLen Brown 
19126574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
19136574a5d5SLen Brown 	if (ratio)
1914710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
19156574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
1916103a8feaSLen Brown 	return;
1917fcd17211SLen Brown }
191831e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
191931e07522SLen Brown {
192031e07522SLen Brown 
192131e07522SLen Brown 	if (!genuine_intel)
192231e07522SLen Brown 		return 0;
192331e07522SLen Brown 
192431e07522SLen Brown 	switch (model) {
192531e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
192631e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
192731e07522SLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:
192831e07522SLen Brown 		return 1;
192931e07522SLen Brown 	}
193031e07522SLen Brown 	return 0;
193131e07522SLen Brown }
1932fcd17211SLen Brown 
1933fcd17211SLen Brown static void
193431e07522SLen Brown dump_turbo_ratio_limits(int family, int model)
1935fcd17211SLen Brown {
193631e07522SLen Brown 	unsigned long long msr, core_counts;
193731e07522SLen Brown 	unsigned int ratio, group_size;
1938103a8feaSLen Brown 
19397ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
1940b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
19416574a5d5SLen Brown 
194231e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
194331e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
194431e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
194531e07522SLen Brown 	} else {
194631e07522SLen Brown 		core_counts = 0x0807060504030201;
194731e07522SLen Brown 	}
194831e07522SLen Brown 
19496574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
195031e07522SLen Brown 	group_size = (core_counts >> 56) & 0xFF;
19516574a5d5SLen Brown 	if (ratio)
195231e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
195331e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
19546574a5d5SLen Brown 
19556574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
195631e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
19576574a5d5SLen Brown 	if (ratio)
195831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
195931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
19606574a5d5SLen Brown 
19616574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
196231e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
19636574a5d5SLen Brown 	if (ratio)
196431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
196531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
19666574a5d5SLen Brown 
19676574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
196831e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
19696574a5d5SLen Brown 	if (ratio)
197031e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
197131e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
19726574a5d5SLen Brown 
1973103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
197431e07522SLen Brown 	group_size = (core_counts >> 24) & 0xFF;
1975103a8feaSLen Brown 	if (ratio)
197631e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
197731e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
1978103a8feaSLen Brown 
1979103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
198031e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
1981103a8feaSLen Brown 	if (ratio)
198231e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
198331e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
1984103a8feaSLen Brown 
1985103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
198631e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
1987103a8feaSLen Brown 	if (ratio)
198831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
198931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
1990103a8feaSLen Brown 
1991103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
199231e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
1993103a8feaSLen Brown 	if (ratio)
199431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
199531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
1996fcd17211SLen Brown 	return;
1997fcd17211SLen Brown }
19983a9a941dSLen Brown 
1999fcd17211SLen Brown static void
20000f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
20010f7887c4SLen Brown {
20020f7887c4SLen Brown 	unsigned long long msr;
20030f7887c4SLen Brown 	unsigned int ratio;
20040f7887c4SLen Brown 
20050f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
20060f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
20070f7887c4SLen Brown 
20080f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
20090f7887c4SLen Brown 	if (ratio)
20100f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
20110f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20120f7887c4SLen Brown 
20130f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
20140f7887c4SLen Brown 	if (ratio)
20150f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
20160f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20170f7887c4SLen Brown 
20180f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
20190f7887c4SLen Brown 	if (ratio)
20200f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
20210f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20220f7887c4SLen Brown 
20230f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
20240f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
20250f7887c4SLen Brown 
20260f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
20270f7887c4SLen Brown 	if (ratio)
20280f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
20290f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20300f7887c4SLen Brown 
20310f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
20320f7887c4SLen Brown 	if (ratio)
20330f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
20340f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20350f7887c4SLen Brown 
20360f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
20370f7887c4SLen Brown 	if (ratio)
20380f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
20390f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20400f7887c4SLen Brown 
20410f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
20420f7887c4SLen Brown 	if (ratio)
20430f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
20440f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
20450f7887c4SLen Brown }
20460f7887c4SLen Brown 
20470f7887c4SLen Brown static void
2048fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
2049fb5d4327SDasaratharaman Chandramouli {
2050cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2051cbf97abaSHubert Chrzaniuk 
2052fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2053cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2054cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2055cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2056cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2057fb5d4327SDasaratharaman Chandramouli 
2058ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2059fb5d4327SDasaratharaman Chandramouli 
2060b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
2061bfae2052SLen Brown 		base_cpu, msr);
2062fb5d4327SDasaratharaman Chandramouli 
2063fb5d4327SDasaratharaman Chandramouli 	/**
2064fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2065cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2066cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2067fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2068fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2069fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2070fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2071fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2072fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2073fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2074fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2075fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2076fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2077fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2078fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2079fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2080fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2081fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2082fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2083fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2084fb5d4327SDasaratharaman Chandramouli 	 */
2085fb5d4327SDasaratharaman Chandramouli 
2086cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2087cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2088cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2089cbf97abaSHubert Chrzaniuk 
2090cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2091fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2092cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2093fb5d4327SDasaratharaman Chandramouli 
2094cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2095cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2096cbf97abaSHubert Chrzaniuk 		b_nr++;
2097fb5d4327SDasaratharaman Chandramouli 	}
2098cbf97abaSHubert Chrzaniuk 
2099cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2100cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2101b7d8c148SLen Brown 			fprintf(outf,
2102710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2103cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2104fb5d4327SDasaratharaman Chandramouli }
2105fb5d4327SDasaratharaman Chandramouli 
2106fb5d4327SDasaratharaman Chandramouli static void
2107fcd17211SLen Brown dump_nhm_cst_cfg(void)
2108fcd17211SLen Brown {
2109fcd17211SLen Brown 	unsigned long long msr;
2110fcd17211SLen Brown 
21111df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2112fcd17211SLen Brown 
2113fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE              (1UL << 27)
2114fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE              (1UL << 28)
2115fcd17211SLen Brown 
21161df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2117fcd17211SLen Brown 
2118b7d8c148SLen Brown 	fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n",
2119fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2120fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2121fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2122fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2123fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
21246c34f160SLen Brown 		(unsigned int)msr & 0xF,
2125fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
2126fcd17211SLen Brown 	return;
2127103a8feaSLen Brown }
2128103a8feaSLen Brown 
21296fb3143bSLen Brown static void
21306fb3143bSLen Brown dump_config_tdp(void)
21316fb3143bSLen Brown {
21326fb3143bSLen Brown 	unsigned long long msr;
21336fb3143bSLen Brown 
21346fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2135b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2136685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
21376fb3143bSLen Brown 
21386fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2139b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
21406fb3143bSLen Brown 	if (msr) {
2141685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2142685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2143685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2144685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
21456fb3143bSLen Brown 	}
2146b7d8c148SLen Brown 	fprintf(outf, ")\n");
21476fb3143bSLen Brown 
21486fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2149b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
21506fb3143bSLen Brown 	if (msr) {
2151685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2152685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2153685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2154685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
21556fb3143bSLen Brown 	}
2156b7d8c148SLen Brown 	fprintf(outf, ")\n");
21576fb3143bSLen Brown 
21586fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2159b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
21606fb3143bSLen Brown 	if ((msr) & 0x3)
2161b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2162b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2163b7d8c148SLen Brown 	fprintf(outf, ")\n");
21646fb3143bSLen Brown 
21656fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2166b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2167685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2168b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2169b7d8c148SLen Brown 	fprintf(outf, ")\n");
21706fb3143bSLen Brown }
21715a63426eSLen Brown 
21725a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
21735a63426eSLen Brown 
21745a63426eSLen Brown void print_irtl(void)
21755a63426eSLen Brown {
21765a63426eSLen Brown 	unsigned long long msr;
21775a63426eSLen Brown 
21785a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
21795a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
21805a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
21815a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
21825a63426eSLen Brown 
21835a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
21845a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
21855a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
21865a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
21875a63426eSLen Brown 
21885a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
21895a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
21905a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
21915a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
21925a63426eSLen Brown 
21935a63426eSLen Brown 	if (!do_irtl_hsw)
21945a63426eSLen Brown 		return;
21955a63426eSLen Brown 
21965a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
21975a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
21985a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
21995a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
22005a63426eSLen Brown 
22015a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
22025a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
22035a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
22045a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
22055a63426eSLen Brown 
22065a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
22075a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
22085a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
22095a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
22105a63426eSLen Brown 
22115a63426eSLen Brown }
221236229897SLen Brown void free_fd_percpu(void)
221336229897SLen Brown {
221436229897SLen Brown 	int i;
221536229897SLen Brown 
221601a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
221736229897SLen Brown 		if (fd_percpu[i] != 0)
221836229897SLen Brown 			close(fd_percpu[i]);
221936229897SLen Brown 	}
222036229897SLen Brown 
222136229897SLen Brown 	free(fd_percpu);
22226fb3143bSLen Brown }
22236fb3143bSLen Brown 
2224c98d5d94SLen Brown void free_all_buffers(void)
2225103a8feaSLen Brown {
2226c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2227c98d5d94SLen Brown 	cpu_present_set = NULL;
222836229897SLen Brown 	cpu_present_setsize = 0;
2229103a8feaSLen Brown 
2230c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2231c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2232c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2233103a8feaSLen Brown 
2234c98d5d94SLen Brown 	free(thread_even);
2235c98d5d94SLen Brown 	free(core_even);
2236c98d5d94SLen Brown 	free(package_even);
2237103a8feaSLen Brown 
2238c98d5d94SLen Brown 	thread_even = NULL;
2239c98d5d94SLen Brown 	core_even = NULL;
2240c98d5d94SLen Brown 	package_even = NULL;
2241103a8feaSLen Brown 
2242c98d5d94SLen Brown 	free(thread_odd);
2243c98d5d94SLen Brown 	free(core_odd);
2244c98d5d94SLen Brown 	free(package_odd);
2245103a8feaSLen Brown 
2246c98d5d94SLen Brown 	thread_odd = NULL;
2247c98d5d94SLen Brown 	core_odd = NULL;
2248c98d5d94SLen Brown 	package_odd = NULL;
2249103a8feaSLen Brown 
2250c98d5d94SLen Brown 	free(output_buffer);
2251c98d5d94SLen Brown 	output_buffer = NULL;
2252c98d5d94SLen Brown 	outp = NULL;
225336229897SLen Brown 
225436229897SLen Brown 	free_fd_percpu();
2255562a2d37SLen Brown 
2256562a2d37SLen Brown 	free(irq_column_2_cpu);
2257562a2d37SLen Brown 	free(irqs_per_cpu);
2258103a8feaSLen Brown }
2259103a8feaSLen Brown 
226057a42a34SJosh Triplett 
226157a42a34SJosh Triplett /*
226295aebc44SJosh Triplett  * Parse a file containing a single int.
226395aebc44SJosh Triplett  */
226495aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
226595aebc44SJosh Triplett {
226695aebc44SJosh Triplett 	va_list args;
226795aebc44SJosh Triplett 	char path[PATH_MAX];
226895aebc44SJosh Triplett 	FILE *filep;
226995aebc44SJosh Triplett 	int value;
227095aebc44SJosh Triplett 
227195aebc44SJosh Triplett 	va_start(args, fmt);
227295aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
227395aebc44SJosh Triplett 	va_end(args);
227457a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2275b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2276b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
227795aebc44SJosh Triplett 	fclose(filep);
227895aebc44SJosh Triplett 	return value;
227995aebc44SJosh Triplett }
228095aebc44SJosh Triplett 
228195aebc44SJosh Triplett /*
2282e275b388SDasaratharaman Chandramouli  * get_cpu_position_in_core(cpu)
2283e275b388SDasaratharaman Chandramouli  * return the position of the CPU among its HT siblings in the core
2284e275b388SDasaratharaman Chandramouli  * return -1 if the sibling is not in list
2285103a8feaSLen Brown  */
2286e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu)
2287103a8feaSLen Brown {
2288e275b388SDasaratharaman Chandramouli 	char path[64];
2289e275b388SDasaratharaman Chandramouli 	FILE *filep;
2290e275b388SDasaratharaman Chandramouli 	int this_cpu;
2291e275b388SDasaratharaman Chandramouli 	char character;
2292e275b388SDasaratharaman Chandramouli 	int i;
2293e275b388SDasaratharaman Chandramouli 
2294e275b388SDasaratharaman Chandramouli 	sprintf(path,
2295e275b388SDasaratharaman Chandramouli 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list",
2296e275b388SDasaratharaman Chandramouli 		cpu);
2297e275b388SDasaratharaman Chandramouli 	filep = fopen(path, "r");
2298e275b388SDasaratharaman Chandramouli 	if (filep == NULL) {
2299e275b388SDasaratharaman Chandramouli 		perror(path);
2300e275b388SDasaratharaman Chandramouli 		exit(1);
2301e275b388SDasaratharaman Chandramouli 	}
2302e275b388SDasaratharaman Chandramouli 
2303e275b388SDasaratharaman Chandramouli 	for (i = 0; i < topo.num_threads_per_core; i++) {
2304e275b388SDasaratharaman Chandramouli 		fscanf(filep, "%d", &this_cpu);
2305e275b388SDasaratharaman Chandramouli 		if (this_cpu == cpu) {
2306e275b388SDasaratharaman Chandramouli 			fclose(filep);
2307e275b388SDasaratharaman Chandramouli 			return i;
2308e275b388SDasaratharaman Chandramouli 		}
2309e275b388SDasaratharaman Chandramouli 
2310e275b388SDasaratharaman Chandramouli 		/* Account for no separator after last thread*/
2311e275b388SDasaratharaman Chandramouli 		if (i != (topo.num_threads_per_core - 1))
2312e275b388SDasaratharaman Chandramouli 			fscanf(filep, "%c", &character);
2313e275b388SDasaratharaman Chandramouli 	}
2314e275b388SDasaratharaman Chandramouli 
2315e275b388SDasaratharaman Chandramouli 	fclose(filep);
2316e275b388SDasaratharaman Chandramouli 	return -1;
2317c98d5d94SLen Brown }
2318103a8feaSLen Brown 
2319c98d5d94SLen Brown /*
2320c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2321c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2322c98d5d94SLen Brown  */
2323c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2324c98d5d94SLen Brown {
232595aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2326103a8feaSLen Brown }
2327103a8feaSLen Brown 
2328103a8feaSLen Brown int get_physical_package_id(int cpu)
2329103a8feaSLen Brown {
233095aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2331103a8feaSLen Brown }
2332103a8feaSLen Brown 
2333103a8feaSLen Brown int get_core_id(int cpu)
2334103a8feaSLen Brown {
233595aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2336103a8feaSLen Brown }
2337103a8feaSLen Brown 
2338c98d5d94SLen Brown int get_num_ht_siblings(int cpu)
2339c98d5d94SLen Brown {
2340c98d5d94SLen Brown 	char path[80];
2341c98d5d94SLen Brown 	FILE *filep;
2342e275b388SDasaratharaman Chandramouli 	int sib1;
2343e275b388SDasaratharaman Chandramouli 	int matches = 0;
2344c98d5d94SLen Brown 	char character;
2345e275b388SDasaratharaman Chandramouli 	char str[100];
2346e275b388SDasaratharaman Chandramouli 	char *ch;
2347c98d5d94SLen Brown 
2348c98d5d94SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu);
234957a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2350e275b388SDasaratharaman Chandramouli 
2351103a8feaSLen Brown 	/*
2352c98d5d94SLen Brown 	 * file format:
2353e275b388SDasaratharaman Chandramouli 	 * A ',' separated or '-' separated set of numbers
2354e275b388SDasaratharaman Chandramouli 	 * (eg 1-2 or 1,3,4,5)
2355c98d5d94SLen Brown 	 */
2356e275b388SDasaratharaman Chandramouli 	fscanf(filep, "%d%c\n", &sib1, &character);
2357e275b388SDasaratharaman Chandramouli 	fseek(filep, 0, SEEK_SET);
2358e275b388SDasaratharaman Chandramouli 	fgets(str, 100, filep);
2359e275b388SDasaratharaman Chandramouli 	ch = strchr(str, character);
2360e275b388SDasaratharaman Chandramouli 	while (ch != NULL) {
2361e275b388SDasaratharaman Chandramouli 		matches++;
2362e275b388SDasaratharaman Chandramouli 		ch = strchr(ch+1, character);
2363e275b388SDasaratharaman Chandramouli 	}
2364c98d5d94SLen Brown 
2365c98d5d94SLen Brown 	fclose(filep);
2366e275b388SDasaratharaman Chandramouli 	return matches+1;
2367c98d5d94SLen Brown }
2368c98d5d94SLen Brown 
2369c98d5d94SLen Brown /*
2370c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2371c98d5d94SLen Brown  * skip non-present cpus
2372103a8feaSLen Brown  */
2373103a8feaSLen Brown 
2374c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2375c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2376c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2377c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2378c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2379c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2380c98d5d94SLen Brown {
2381c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
2382c98d5d94SLen Brown 
2383c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
2384c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
2385c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
2386c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
2387c98d5d94SLen Brown 				struct thread_data *t, *t2;
2388c98d5d94SLen Brown 				struct core_data *c, *c2;
2389c98d5d94SLen Brown 				struct pkg_data *p, *p2;
2390c98d5d94SLen Brown 
2391c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
2392c98d5d94SLen Brown 
2393c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
2394c98d5d94SLen Brown 					continue;
2395c98d5d94SLen Brown 
2396c98d5d94SLen Brown 				t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no);
2397c98d5d94SLen Brown 
2398c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
2399c98d5d94SLen Brown 				c2 = GET_CORE(core_base2, core_no, pkg_no);
2400c98d5d94SLen Brown 
2401c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
2402c98d5d94SLen Brown 				p2 = GET_PKG(pkg_base2, pkg_no);
2403c98d5d94SLen Brown 
2404c98d5d94SLen Brown 				retval = func(t, c, p, t2, c2, p2);
2405c98d5d94SLen Brown 				if (retval)
2406c98d5d94SLen Brown 					return retval;
2407c98d5d94SLen Brown 			}
2408c98d5d94SLen Brown 		}
2409c98d5d94SLen Brown 	}
2410c98d5d94SLen Brown 	return 0;
2411c98d5d94SLen Brown }
2412c98d5d94SLen Brown 
2413c98d5d94SLen Brown /*
2414c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2415c98d5d94SLen Brown  * return max_cpu number
2416c98d5d94SLen Brown  */
2417c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2418103a8feaSLen Brown {
2419103a8feaSLen Brown 	FILE *fp;
2420c98d5d94SLen Brown 	int cpu_num;
2421103a8feaSLen Brown 	int retval;
2422103a8feaSLen Brown 
242357a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2424103a8feaSLen Brown 
2425103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2426b2c95d90SJosh Triplett 	if (retval != 0)
2427b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2428103a8feaSLen Brown 
2429c98d5d94SLen Brown 	while (1) {
2430c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2431103a8feaSLen Brown 		if (retval != 1)
2432103a8feaSLen Brown 			break;
2433103a8feaSLen Brown 
2434c98d5d94SLen Brown 		retval = func(cpu_num);
2435c98d5d94SLen Brown 		if (retval) {
2436c98d5d94SLen Brown 			fclose(fp);
2437c98d5d94SLen Brown 			return(retval);
2438c98d5d94SLen Brown 		}
2439103a8feaSLen Brown 	}
2440103a8feaSLen Brown 	fclose(fp);
2441c98d5d94SLen Brown 	return 0;
2442103a8feaSLen Brown }
2443103a8feaSLen Brown 
2444103a8feaSLen Brown void re_initialize(void)
2445103a8feaSLen Brown {
2446c98d5d94SLen Brown 	free_all_buffers();
2447c98d5d94SLen Brown 	setup_all_buffers();
2448c98d5d94SLen Brown 	printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2449103a8feaSLen Brown }
2450103a8feaSLen Brown 
2451c98d5d94SLen Brown 
2452103a8feaSLen Brown /*
2453c98d5d94SLen Brown  * count_cpus()
2454c98d5d94SLen Brown  * remember the last one seen, it will be the max
2455103a8feaSLen Brown  */
2456c98d5d94SLen Brown int count_cpus(int cpu)
2457103a8feaSLen Brown {
2458c98d5d94SLen Brown 	if (topo.max_cpu_num < cpu)
2459c98d5d94SLen Brown 		topo.max_cpu_num = cpu;
2460103a8feaSLen Brown 
2461c98d5d94SLen Brown 	topo.num_cpus += 1;
2462c98d5d94SLen Brown 	return 0;
2463103a8feaSLen Brown }
2464c98d5d94SLen Brown int mark_cpu_present(int cpu)
2465c98d5d94SLen Brown {
2466c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
246715aaa346SLen Brown 	return 0;
2468103a8feaSLen Brown }
2469103a8feaSLen Brown 
2470562a2d37SLen Brown /*
2471562a2d37SLen Brown  * snapshot_proc_interrupts()
2472562a2d37SLen Brown  *
2473562a2d37SLen Brown  * read and record summary of /proc/interrupts
2474562a2d37SLen Brown  *
2475562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
2476562a2d37SLen Brown  */
2477562a2d37SLen Brown int snapshot_proc_interrupts(void)
2478562a2d37SLen Brown {
2479562a2d37SLen Brown 	static FILE *fp;
2480562a2d37SLen Brown 	int column, retval;
2481562a2d37SLen Brown 
2482562a2d37SLen Brown 	if (fp == NULL)
2483562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
2484562a2d37SLen Brown 	else
2485562a2d37SLen Brown 		rewind(fp);
2486562a2d37SLen Brown 
2487562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
2488562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
2489562a2d37SLen Brown 		int cpu_number;
2490562a2d37SLen Brown 
2491562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
2492562a2d37SLen Brown 		if (retval != 1)
2493562a2d37SLen Brown 			break;
2494562a2d37SLen Brown 
2495562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
2496562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
2497562a2d37SLen Brown 			return 1;
2498562a2d37SLen Brown 		}
2499562a2d37SLen Brown 
2500562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
2501562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
2502562a2d37SLen Brown 	}
2503562a2d37SLen Brown 
2504562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
2505562a2d37SLen Brown 	while (1) {
2506562a2d37SLen Brown 		int column;
2507562a2d37SLen Brown 		char buf[64];
2508562a2d37SLen Brown 
2509562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
2510562a2d37SLen Brown 		if (retval != 1)
2511562a2d37SLen Brown 			break;
2512562a2d37SLen Brown 
2513562a2d37SLen Brown 		/* read the count per cpu */
2514562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
2515562a2d37SLen Brown 
2516562a2d37SLen Brown 			int cpu_number, irq_count;
2517562a2d37SLen Brown 
2518562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
2519562a2d37SLen Brown 			if (retval != 1)
2520562a2d37SLen Brown 				break;
2521562a2d37SLen Brown 
2522562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
2523562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
2524562a2d37SLen Brown 
2525562a2d37SLen Brown 		}
2526562a2d37SLen Brown 
2527562a2d37SLen Brown 		while (getc(fp) != '\n')
2528562a2d37SLen Brown 			;	/* flush interrupt description */
2529562a2d37SLen Brown 
2530562a2d37SLen Brown 	}
2531562a2d37SLen Brown 	return 0;
2532562a2d37SLen Brown }
253327d47356SLen Brown /*
2534fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
2535fdf676e5SLen Brown  *
2536fdf676e5SLen Brown  * record snapshot of
2537fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
2538fdf676e5SLen Brown  *
2539fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
2540fdf676e5SLen Brown  */
2541fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
2542fdf676e5SLen Brown {
2543fdf676e5SLen Brown 	FILE *fp;
2544fdf676e5SLen Brown 	int retval;
2545fdf676e5SLen Brown 
2546fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
2547fdf676e5SLen Brown 
2548fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
2549fdf676e5SLen Brown 	if (retval != 1)
2550fdf676e5SLen Brown 		err(1, "GFX rc6");
2551fdf676e5SLen Brown 
2552fdf676e5SLen Brown 	fclose(fp);
2553fdf676e5SLen Brown 
2554fdf676e5SLen Brown 	return 0;
2555fdf676e5SLen Brown }
2556fdf676e5SLen Brown /*
255727d47356SLen Brown  * snapshot_gfx_mhz()
255827d47356SLen Brown  *
255927d47356SLen Brown  * record snapshot of
256027d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
256127d47356SLen Brown  *
256227d47356SLen Brown  * return 1 if config change requires a restart, else return 0
256327d47356SLen Brown  */
256427d47356SLen Brown int snapshot_gfx_mhz(void)
256527d47356SLen Brown {
256627d47356SLen Brown 	static FILE *fp;
256727d47356SLen Brown 	int retval;
256827d47356SLen Brown 
256927d47356SLen Brown 	if (fp == NULL)
257027d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
257122048c54SLen Brown 	else {
257227d47356SLen Brown 		rewind(fp);
257322048c54SLen Brown 		fflush(fp);
257422048c54SLen Brown 	}
257527d47356SLen Brown 
257627d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
257727d47356SLen Brown 	if (retval != 1)
257827d47356SLen Brown 		err(1, "GFX MHz");
257927d47356SLen Brown 
258027d47356SLen Brown 	return 0;
258127d47356SLen Brown }
2582562a2d37SLen Brown 
2583562a2d37SLen Brown /*
2584562a2d37SLen Brown  * snapshot /proc and /sys files
2585562a2d37SLen Brown  *
2586562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
2587562a2d37SLen Brown  */
2588562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
2589562a2d37SLen Brown {
2590218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
2591562a2d37SLen Brown 		if (snapshot_proc_interrupts())
2592562a2d37SLen Brown 			return 1;
2593562a2d37SLen Brown 
2594812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2595fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
2596fdf676e5SLen Brown 
2597812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
259827d47356SLen Brown 		snapshot_gfx_mhz();
259927d47356SLen Brown 
2600562a2d37SLen Brown 	return 0;
2601562a2d37SLen Brown }
2602562a2d37SLen Brown 
2603103a8feaSLen Brown void turbostat_loop()
2604103a8feaSLen Brown {
2605c98d5d94SLen Brown 	int retval;
2606e52966c0SLen Brown 	int restarted = 0;
2607c98d5d94SLen Brown 
2608103a8feaSLen Brown restart:
2609e52966c0SLen Brown 	restarted++;
2610e52966c0SLen Brown 
2611562a2d37SLen Brown 	snapshot_proc_sysfs_files();
2612c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2613d91bb17cSLen Brown 	if (retval < -1) {
2614d91bb17cSLen Brown 		exit(retval);
2615d91bb17cSLen Brown 	} else if (retval == -1) {
2616e52966c0SLen Brown 		if (restarted > 1) {
2617e52966c0SLen Brown 			exit(retval);
2618e52966c0SLen Brown 		}
2619c98d5d94SLen Brown 		re_initialize();
2620c98d5d94SLen Brown 		goto restart;
2621c98d5d94SLen Brown 	}
2622e52966c0SLen Brown 	restarted = 0;
2623103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
2624103a8feaSLen Brown 
2625103a8feaSLen Brown 	while (1) {
2626c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
2627103a8feaSLen Brown 			re_initialize();
2628103a8feaSLen Brown 			goto restart;
2629103a8feaSLen Brown 		}
26302a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2631562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2632562a2d37SLen Brown 			goto restart;
2633c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
2634d91bb17cSLen Brown 		if (retval < -1) {
2635d91bb17cSLen Brown 			exit(retval);
2636d91bb17cSLen Brown 		} else if (retval == -1) {
263715aaa346SLen Brown 			re_initialize();
263815aaa346SLen Brown 			goto restart;
263915aaa346SLen Brown 		}
2640103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
2641103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
2642ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
2643ba3dec99SLen Brown 			re_initialize();
2644ba3dec99SLen Brown 			goto restart;
2645ba3dec99SLen Brown 		}
2646c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
2647c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
2648b7d8c148SLen Brown 		flush_output_stdout();
26492a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2650562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2651562a2d37SLen Brown 			goto restart;
2652c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2653d91bb17cSLen Brown 		if (retval < -1) {
2654d91bb17cSLen Brown 			exit(retval);
2655d91bb17cSLen Brown 		} else if (retval == -1) {
2656103a8feaSLen Brown 			re_initialize();
2657103a8feaSLen Brown 			goto restart;
2658103a8feaSLen Brown 		}
2659103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
2660103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
2661ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
2662ba3dec99SLen Brown 			re_initialize();
2663ba3dec99SLen Brown 			goto restart;
2664ba3dec99SLen Brown 		}
2665c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
2666c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
2667b7d8c148SLen Brown 		flush_output_stdout();
2668103a8feaSLen Brown 	}
2669103a8feaSLen Brown }
2670103a8feaSLen Brown 
2671103a8feaSLen Brown void check_dev_msr()
2672103a8feaSLen Brown {
2673103a8feaSLen Brown 	struct stat sb;
26747ce7d5deSPrarit Bhargava 	char pathname[32];
2675103a8feaSLen Brown 
26767ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
26777ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
2678a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
2679d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
2680103a8feaSLen Brown }
2681103a8feaSLen Brown 
268298481e79SLen Brown void check_permissions()
2683103a8feaSLen Brown {
268498481e79SLen Brown 	struct __user_cap_header_struct cap_header_data;
268598481e79SLen Brown 	cap_user_header_t cap_header = &cap_header_data;
268698481e79SLen Brown 	struct __user_cap_data_struct cap_data_data;
268798481e79SLen Brown 	cap_user_data_t cap_data = &cap_data_data;
268898481e79SLen Brown 	extern int capget(cap_user_header_t hdrp, cap_user_data_t datap);
268998481e79SLen Brown 	int do_exit = 0;
26907ce7d5deSPrarit Bhargava 	char pathname[32];
269198481e79SLen Brown 
269298481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
269398481e79SLen Brown 	cap_header->pid = getpid();
269498481e79SLen Brown 	cap_header->version = _LINUX_CAPABILITY_VERSION;
269598481e79SLen Brown 	if (capget(cap_header, cap_data) < 0)
269698481e79SLen Brown 		err(-6, "capget(2) failed");
269798481e79SLen Brown 
269898481e79SLen Brown 	if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) {
269998481e79SLen Brown 		do_exit++;
270098481e79SLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
270198481e79SLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
270298481e79SLen Brown 	}
270398481e79SLen Brown 
270498481e79SLen Brown 	/* test file permissions */
27057ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
27067ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
270798481e79SLen Brown 		do_exit++;
270898481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
270998481e79SLen Brown 	}
271098481e79SLen Brown 
271198481e79SLen Brown 	/* if all else fails, thell them to be root */
271298481e79SLen Brown 	if (do_exit)
2713b2c95d90SJosh Triplett 		if (getuid() != 0)
2714d7899447SLen Brown 			warnx("... or simply run as root");
271598481e79SLen Brown 
271698481e79SLen Brown 	if (do_exit)
271798481e79SLen Brown 		exit(-6);
2718103a8feaSLen Brown }
2719103a8feaSLen Brown 
2720d7899447SLen Brown /*
2721d7899447SLen Brown  * NHM adds support for additional MSRs:
2722d7899447SLen Brown  *
2723d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
2724d7899447SLen Brown  *
2725ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
27261df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
2727d7899447SLen Brown  *
2728cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
2729cf4cbe53SLen Brown  *
2730d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
2731d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
2732d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
2733d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
2734d7899447SLen Brown  *
2735ee7e38e3SLen Brown  * Side effect:
27361df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
273733148d67SLen Brown  * sets has_misc_feature_control
2738d7899447SLen Brown  */
2739ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
2740103a8feaSLen Brown {
2741ee7e38e3SLen Brown 	unsigned long long msr;
274221ed5574SLen Brown 	unsigned int base_ratio;
2743ee7e38e3SLen Brown 	int *pkg_cstate_limits;
2744ee7e38e3SLen Brown 
2745103a8feaSLen Brown 	if (!genuine_intel)
2746103a8feaSLen Brown 		return 0;
2747103a8feaSLen Brown 
2748103a8feaSLen Brown 	if (family != 6)
2749103a8feaSLen Brown 		return 0;
2750103a8feaSLen Brown 
275121ed5574SLen Brown 	bclk = discover_bclk(family, model);
275221ed5574SLen Brown 
2753103a8feaSLen Brown 	switch (model) {
2754869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
2755869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
2756103a8feaSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
2757869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
2758869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
2759869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2760869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2761ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
2762ee7e38e3SLen Brown 		break;
2763869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
2764869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
2765869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2766869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2767ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
276833148d67SLen Brown 		has_misc_feature_control = 1;
2769ee7e38e3SLen Brown 		break;
2770869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2771869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2772869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2773869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2774869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2775869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2776869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2777869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2778869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2779869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2780869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2781869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2782ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
278333148d67SLen Brown 		has_misc_feature_control = 1;
2784ee7e38e3SLen Brown 		break;
2785d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
2786d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
278733148d67SLen Brown 		has_misc_feature_control = 1;
2788d8ebb442SLen Brown 		break;
2789869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
2790cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2791869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
2792ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
2793ee7e38e3SLen Brown 		break;
2794869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
2795ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
2796cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2797ee7e38e3SLen Brown 		break;
2798869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
2799005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2800ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
2801ee7e38e3SLen Brown 		break;
2802869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
2803ac01ac13SLen Brown 	case INTEL_FAM6_ATOM_GEMINI_LAKE:
2804869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
2805e4085d54SLen Brown 		pkg_cstate_limits = bxt_pkg_cstate_limits;
2806e4085d54SLen Brown 		break;
2807103a8feaSLen Brown 	default:
2808103a8feaSLen Brown 		return 0;
2809103a8feaSLen Brown 	}
28101df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2811e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
2812ee7e38e3SLen Brown 
2813ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
281421ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
281521ed5574SLen Brown 
281621ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
281721ed5574SLen Brown 	has_base_hz = 1;
2818ee7e38e3SLen Brown 	return 1;
2819103a8feaSLen Brown }
28200f7887c4SLen Brown /*
2821495c7654SLen Brown  * SLV client has support for unique MSRs:
28220f7887c4SLen Brown  *
28230f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
28240f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
28250f7887c4SLen Brown  */
28260f7887c4SLen Brown 
28270f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
28280f7887c4SLen Brown {
28290f7887c4SLen Brown 	if (!genuine_intel)
28300f7887c4SLen Brown 		return 0;
28310f7887c4SLen Brown 
28320f7887c4SLen Brown 	switch (model) {
28330f7887c4SLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
28340f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MERRIFIELD:
28350f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MOOREFIELD:
28360f7887c4SLen Brown 		return 1;
28370f7887c4SLen Brown 	}
28380f7887c4SLen Brown 	return 0;
28390f7887c4SLen Brown }
28407170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
28417170a374SLen Brown {
28427170a374SLen Brown 
28437170a374SLen Brown 	if (!genuine_intel)
28447170a374SLen Brown 		return 0;
28457170a374SLen Brown 
28467170a374SLen Brown 	switch (model) {
28477170a374SLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:
28487170a374SLen Brown 		return 1;
28497170a374SLen Brown 	}
28507170a374SLen Brown 	return 0;
28517170a374SLen Brown }
2852ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
2853ade0ebacSLen Brown {
2854ade0ebacSLen Brown 
2855ade0ebacSLen Brown 	if (!genuine_intel)
2856ade0ebacSLen Brown 		return 0;
2857ade0ebacSLen Brown 
2858ade0ebacSLen Brown 	switch (model) {
2859ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
2860ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:
2861ade0ebacSLen Brown 		return 1;
2862ade0ebacSLen Brown 	}
2863ade0ebacSLen Brown 	return 0;
2864ade0ebacSLen Brown }
286534c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
286634c76197SLen Brown {
286734c76197SLen Brown 
286834c76197SLen Brown 	if (!genuine_intel)
286934c76197SLen Brown 		return 0;
287034c76197SLen Brown 
287134c76197SLen Brown 	switch (model) {
287234c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
287334c76197SLen Brown 		return 1;
287434c76197SLen Brown 	}
287534c76197SLen Brown 	return 0;
287634c76197SLen Brown }
28770f7887c4SLen Brown 
287831e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
2879d7899447SLen Brown {
28800f7887c4SLen Brown 	if (has_slv_msrs(family, model))
28810f7887c4SLen Brown 		return 0;
28820f7887c4SLen Brown 
2883d7899447SLen Brown 	switch (model) {
2884d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
2885869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2886869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2887869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
2888005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2889d7899447SLen Brown 		return 0;
2890d7899447SLen Brown 	default:
2891d7899447SLen Brown 		return 1;
2892d7899447SLen Brown 	}
2893d7899447SLen Brown }
28940f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
28950f7887c4SLen Brown {
28960f7887c4SLen Brown 	if (has_slv_msrs(family, model))
28970f7887c4SLen Brown 		return 1;
28980f7887c4SLen Brown 
28990f7887c4SLen Brown 	return 0;
29000f7887c4SLen Brown }
29016574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
29026574a5d5SLen Brown {
29036574a5d5SLen Brown 	if (!genuine_intel)
29046574a5d5SLen Brown 		return 0;
29056574a5d5SLen Brown 
29066574a5d5SLen Brown 	if (family != 6)
29076574a5d5SLen Brown 		return 0;
29086574a5d5SLen Brown 
29096574a5d5SLen Brown 	switch (model) {
2910869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2911869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
29126574a5d5SLen Brown 		return 1;
29136574a5d5SLen Brown 	default:
29146574a5d5SLen Brown 		return 0;
29156574a5d5SLen Brown 	}
29166574a5d5SLen Brown }
2917fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
2918fcd17211SLen Brown {
2919fcd17211SLen Brown 	if (!genuine_intel)
2920fcd17211SLen Brown 		return 0;
2921fcd17211SLen Brown 
2922fcd17211SLen Brown 	if (family != 6)
2923fcd17211SLen Brown 		return 0;
2924fcd17211SLen Brown 
2925fcd17211SLen Brown 	switch (model) {
2926869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
2927fcd17211SLen Brown 		return 1;
2928fcd17211SLen Brown 	default:
2929fcd17211SLen Brown 		return 0;
2930fcd17211SLen Brown 	}
2931fcd17211SLen Brown }
2932fcd17211SLen Brown 
2933fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
2934fb5d4327SDasaratharaman Chandramouli {
2935fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
2936fb5d4327SDasaratharaman Chandramouli 		return 0;
2937fb5d4327SDasaratharaman Chandramouli 
2938fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
2939fb5d4327SDasaratharaman Chandramouli 		return 0;
2940fb5d4327SDasaratharaman Chandramouli 
2941fb5d4327SDasaratharaman Chandramouli 	switch (model) {
2942869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2943005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2944fb5d4327SDasaratharaman Chandramouli 		return 1;
2945fb5d4327SDasaratharaman Chandramouli 	default:
2946fb5d4327SDasaratharaman Chandramouli 		return 0;
2947fb5d4327SDasaratharaman Chandramouli 	}
2948fb5d4327SDasaratharaman Chandramouli }
294931e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
295031e07522SLen Brown {
295131e07522SLen Brown 	if (!genuine_intel)
295231e07522SLen Brown 		return 0;
295331e07522SLen Brown 
295431e07522SLen Brown 	if (family != 6)
295531e07522SLen Brown 		return 0;
295631e07522SLen Brown 
295731e07522SLen Brown 	switch (model) {
295831e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
295931e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
296031e07522SLen Brown 		return 1;
296131e07522SLen Brown 	default:
296231e07522SLen Brown 		return 0;
296331e07522SLen Brown 	}
296431e07522SLen Brown }
29656fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
29666fb3143bSLen Brown {
29676fb3143bSLen Brown 	if (!genuine_intel)
29686fb3143bSLen Brown 		return 0;
29696fb3143bSLen Brown 
29706fb3143bSLen Brown 	if (family != 6)
29716fb3143bSLen Brown 		return 0;
29726fb3143bSLen Brown 
29736fb3143bSLen Brown 	switch (model) {
2974869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2975869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2976869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2977869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2978869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2979869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2980869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2981869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2982869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2983869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2984869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2985869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2986869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2987869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
29886fb3143bSLen Brown 
2989869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2990005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
29916fb3143bSLen Brown 		return 1;
29926fb3143bSLen Brown 	default:
29936fb3143bSLen Brown 		return 0;
29946fb3143bSLen Brown 	}
29956fb3143bSLen Brown }
29966fb3143bSLen Brown 
2997fcd17211SLen Brown static void
29981b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
2999fcd17211SLen Brown {
3000fcd17211SLen Brown 	if (!do_nhm_platform_info)
3001fcd17211SLen Brown 		return;
3002fcd17211SLen Brown 
3003fcd17211SLen Brown 	dump_nhm_platform_info();
3004fcd17211SLen Brown 
3005fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3006fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3007fcd17211SLen Brown 
3008fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3009fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3010fcd17211SLen Brown 
301131e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
301231e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3013fcd17211SLen Brown 
30140f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
30150f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
30160f7887c4SLen Brown 
3017fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3018fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3019fb5d4327SDasaratharaman Chandramouli 
30206fb3143bSLen Brown 	if (has_config_tdp(family, model))
30216fb3143bSLen Brown 		dump_config_tdp();
30226fb3143bSLen Brown 
3023fcd17211SLen Brown 	dump_nhm_cst_cfg();
3024fcd17211SLen Brown }
3025fcd17211SLen Brown 
302641618e63SLen Brown static void
302741618e63SLen Brown dump_sysfs_cstate_config(void)
302841618e63SLen Brown {
302941618e63SLen Brown 	char path[64];
303041618e63SLen Brown 	char name_buf[16];
303141618e63SLen Brown 	char desc[64];
303241618e63SLen Brown 	FILE *input;
303341618e63SLen Brown 	int state;
303441618e63SLen Brown 	char *sp;
303541618e63SLen Brown 
303641618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
303741618e63SLen Brown 		return;
303841618e63SLen Brown 
303941618e63SLen Brown 	for (state = 0; state < 10; ++state) {
304041618e63SLen Brown 
304141618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
304241618e63SLen Brown 			base_cpu, state);
304341618e63SLen Brown 		input = fopen(path, "r");
304441618e63SLen Brown 		if (input == NULL)
304541618e63SLen Brown 			continue;
304641618e63SLen Brown 		fgets(name_buf, sizeof(name_buf), input);
304741618e63SLen Brown 
304841618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
304941618e63SLen Brown 		sp = strchr(name_buf, '-');
305041618e63SLen Brown 		if (!sp)
305141618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
305241618e63SLen Brown 		*sp = '\0';
305341618e63SLen Brown 
305441618e63SLen Brown 		fclose(input);
305541618e63SLen Brown 
305641618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc",
305741618e63SLen Brown 			base_cpu, state);
305841618e63SLen Brown 		input = fopen(path, "r");
305941618e63SLen Brown 		if (input == NULL)
306041618e63SLen Brown 			continue;
306141618e63SLen Brown 		fgets(desc, sizeof(desc), input);
306241618e63SLen Brown 
306341618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
306441618e63SLen Brown 		fclose(input);
306541618e63SLen Brown 	}
306641618e63SLen Brown }
30677293fccdSLen Brown static void
30687293fccdSLen Brown dump_sysfs_pstate_config(void)
30697293fccdSLen Brown {
30707293fccdSLen Brown 	char path[64];
30717293fccdSLen Brown 	char driver_buf[64];
30727293fccdSLen Brown 	char governor_buf[64];
30737293fccdSLen Brown 	FILE *input;
30747293fccdSLen Brown 	int turbo;
30757293fccdSLen Brown 
30767293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
30777293fccdSLen Brown 			base_cpu);
30787293fccdSLen Brown 	input = fopen(path, "r");
30797293fccdSLen Brown 	if (input == NULL) {
30807293fccdSLen Brown 		fprintf(stderr, "NSFOD %s\n", path);
30817293fccdSLen Brown 		return;
30827293fccdSLen Brown 	}
30837293fccdSLen Brown 	fgets(driver_buf, sizeof(driver_buf), input);
30847293fccdSLen Brown 	fclose(input);
30857293fccdSLen Brown 
30867293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
30877293fccdSLen Brown 			base_cpu);
30887293fccdSLen Brown 	input = fopen(path, "r");
30897293fccdSLen Brown 	if (input == NULL) {
30907293fccdSLen Brown 		fprintf(stderr, "NSFOD %s\n", path);
30917293fccdSLen Brown 		return;
30927293fccdSLen Brown 	}
30937293fccdSLen Brown 	fgets(governor_buf, sizeof(governor_buf), input);
30947293fccdSLen Brown 	fclose(input);
30957293fccdSLen Brown 
30967293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
30977293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
30987293fccdSLen Brown 
30997293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
31007293fccdSLen Brown 	input = fopen(path, "r");
31017293fccdSLen Brown 	if (input != NULL) {
31027293fccdSLen Brown 		fscanf(input, "%d", &turbo);
31037293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
31047293fccdSLen Brown 		fclose(input);
31057293fccdSLen Brown 	}
31067293fccdSLen Brown 
31077293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
31087293fccdSLen Brown 	input = fopen(path, "r");
31097293fccdSLen Brown 	if (input != NULL) {
31107293fccdSLen Brown 		fscanf(input, "%d", &turbo);
31117293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
31127293fccdSLen Brown 		fclose(input);
31137293fccdSLen Brown 	}
31147293fccdSLen Brown }
311541618e63SLen Brown 
31166574a5d5SLen Brown 
3117889facbeSLen Brown /*
3118889facbeSLen Brown  * print_epb()
3119889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
3120889facbeSLen Brown  */
3121889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3122889facbeSLen Brown {
3123889facbeSLen Brown 	unsigned long long msr;
3124889facbeSLen Brown 	char *epb_string;
3125889facbeSLen Brown 	int cpu;
3126889facbeSLen Brown 
3127889facbeSLen Brown 	if (!has_epb)
3128889facbeSLen Brown 		return 0;
3129889facbeSLen Brown 
3130889facbeSLen Brown 	cpu = t->cpu_id;
3131889facbeSLen Brown 
3132889facbeSLen Brown 	/* EPB is per-package */
3133889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3134889facbeSLen Brown 		return 0;
3135889facbeSLen Brown 
3136889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3137b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3138889facbeSLen Brown 		return -1;
3139889facbeSLen Brown 	}
3140889facbeSLen Brown 
3141889facbeSLen Brown 	if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
3142889facbeSLen Brown 		return 0;
3143889facbeSLen Brown 
3144e9be7dd6SLen Brown 	switch (msr & 0xF) {
3145889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
3146889facbeSLen Brown 		epb_string = "performance";
3147889facbeSLen Brown 		break;
3148889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
3149889facbeSLen Brown 		epb_string = "balanced";
3150889facbeSLen Brown 		break;
3151889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
3152889facbeSLen Brown 		epb_string = "powersave";
3153889facbeSLen Brown 		break;
3154889facbeSLen Brown 	default:
3155889facbeSLen Brown 		epb_string = "custom";
3156889facbeSLen Brown 		break;
3157889facbeSLen Brown 	}
3158b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string);
3159889facbeSLen Brown 
3160889facbeSLen Brown 	return 0;
3161889facbeSLen Brown }
31627f5c258eSLen Brown /*
31637f5c258eSLen Brown  * print_hwp()
31647f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
31657f5c258eSLen Brown  */
31667f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
31677f5c258eSLen Brown {
31687f5c258eSLen Brown 	unsigned long long msr;
31697f5c258eSLen Brown 	int cpu;
31707f5c258eSLen Brown 
31717f5c258eSLen Brown 	if (!has_hwp)
31727f5c258eSLen Brown 		return 0;
31737f5c258eSLen Brown 
31747f5c258eSLen Brown 	cpu = t->cpu_id;
31757f5c258eSLen Brown 
31767f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
31777f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
31787f5c258eSLen Brown 		return 0;
31797f5c258eSLen Brown 
31807f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
3181b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
31827f5c258eSLen Brown 		return -1;
31837f5c258eSLen Brown 	}
31847f5c258eSLen Brown 
31857f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
31867f5c258eSLen Brown 		return 0;
31877f5c258eSLen Brown 
3188b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
31897f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
31907f5c258eSLen Brown 
31917f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
31927f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
31937f5c258eSLen Brown 		return 0;
31947f5c258eSLen Brown 
31957f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
31967f5c258eSLen Brown 		return 0;
31977f5c258eSLen Brown 
3198b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
31996dbd25a2SLen Brown 			"(high %d guar %d eff %d low %d)\n",
32007f5c258eSLen Brown 			cpu, msr,
32017f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
32027f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
32037f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
32047f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
32057f5c258eSLen Brown 
32067f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
32077f5c258eSLen Brown 		return 0;
32087f5c258eSLen Brown 
3209b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
32106dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
32117f5c258eSLen Brown 			cpu, msr,
32127f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
32137f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
32147f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
32157f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
32167f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
32177f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
32187f5c258eSLen Brown 
32197f5c258eSLen Brown 	if (has_hwp_pkg) {
32207f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
32217f5c258eSLen Brown 			return 0;
32227f5c258eSLen Brown 
3223b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
32246dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
32257f5c258eSLen Brown 			cpu, msr,
32267f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
32277f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
32287f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
32297f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
32307f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
32317f5c258eSLen Brown 	}
32327f5c258eSLen Brown 	if (has_hwp_notify) {
32337f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
32347f5c258eSLen Brown 			return 0;
32357f5c258eSLen Brown 
3236b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
32377f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
32387f5c258eSLen Brown 			cpu, msr,
32397f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
32407f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
32417f5c258eSLen Brown 	}
32427f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
32437f5c258eSLen Brown 		return 0;
32447f5c258eSLen Brown 
3245b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
32467f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
32477f5c258eSLen Brown 			cpu, msr,
32487f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
32497f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
3250889facbeSLen Brown 
3251889facbeSLen Brown 	return 0;
3252889facbeSLen Brown }
3253889facbeSLen Brown 
32543a9a941dSLen Brown /*
32553a9a941dSLen Brown  * print_perf_limit()
32563a9a941dSLen Brown  */
32573a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
32583a9a941dSLen Brown {
32593a9a941dSLen Brown 	unsigned long long msr;
32603a9a941dSLen Brown 	int cpu;
32613a9a941dSLen Brown 
32623a9a941dSLen Brown 	cpu = t->cpu_id;
32633a9a941dSLen Brown 
32643a9a941dSLen Brown 	/* per-package */
32653a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
32663a9a941dSLen Brown 		return 0;
32673a9a941dSLen Brown 
32683a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
3269b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
32703a9a941dSLen Brown 		return -1;
32713a9a941dSLen Brown 	}
32723a9a941dSLen Brown 
32733a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
32743a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
3275b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
3276b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
3277e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
32783a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
3279e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
3280e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
3281e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
3282e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
3283e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
3284e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
3285e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
3286e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
3287e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
3288e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
3289e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
3290e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
3291b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
3292e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
32933a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
3294e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
3295e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
3296e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
3297e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
3298e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
3299e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
3300e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
3301e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
3302e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
3303e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
3304e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
3305e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
33063a9a941dSLen Brown 
33073a9a941dSLen Brown 	}
33083a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
33093a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
3310b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
3311b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
33123a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
33133a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
33143a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
33153a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
33163a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
33173a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
33183a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
33193a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
3320b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
33213a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
33223a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
33233a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
33243a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
33253a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
33263a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
33273a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
33283a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
33293a9a941dSLen Brown 	}
33303a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
33313a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
3332b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
3333b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
33343a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
33353a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
33363a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
33373a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
33383a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
33393a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
3340b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
33413a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
33423a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
33433a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
33443a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
33453a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
33463a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
33473a9a941dSLen Brown 	}
33483a9a941dSLen Brown 	return 0;
33493a9a941dSLen Brown }
33503a9a941dSLen Brown 
3351889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
3352889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
3353889facbeSLen Brown 
33541b69317dSColin Ian King double get_tdp(unsigned int model)
3355144b44b1SLen Brown {
3356144b44b1SLen Brown 	unsigned long long msr;
3357144b44b1SLen Brown 
3358144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
33597ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
3360144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
3361144b44b1SLen Brown 
3362144b44b1SLen Brown 	switch (model) {
3363869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
3364869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:
3365144b44b1SLen Brown 		return 30.0;
3366144b44b1SLen Brown 	default:
3367144b44b1SLen Brown 		return 135.0;
3368144b44b1SLen Brown 	}
3369144b44b1SLen Brown }
3370144b44b1SLen Brown 
337140ee8e3bSAndrey Semin /*
337240ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
337340ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
337440ee8e3bSAndrey Semin  */
337540ee8e3bSAndrey Semin static double
337640ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
337740ee8e3bSAndrey Semin {
337840ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
337940ee8e3bSAndrey Semin 
338040ee8e3bSAndrey Semin 	switch (model) {
3381869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
3382869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3383869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3384869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3385005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
338640ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
338740ee8e3bSAndrey Semin 	default:
338840ee8e3bSAndrey Semin 		return (rapl_energy_units);
338940ee8e3bSAndrey Semin 	}
339040ee8e3bSAndrey Semin }
339140ee8e3bSAndrey Semin 
3392144b44b1SLen Brown 
3393889facbeSLen Brown /*
3394889facbeSLen Brown  * rapl_probe()
3395889facbeSLen Brown  *
3396144b44b1SLen Brown  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
3397889facbeSLen Brown  */
3398889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model)
3399889facbeSLen Brown {
3400889facbeSLen Brown 	unsigned long long msr;
3401144b44b1SLen Brown 	unsigned int time_unit;
3402889facbeSLen Brown 	double tdp;
3403889facbeSLen Brown 
3404889facbeSLen Brown 	if (!genuine_intel)
3405889facbeSLen Brown 		return;
3406889facbeSLen Brown 
3407889facbeSLen Brown 	if (family != 6)
3408889facbeSLen Brown 		return;
3409889facbeSLen Brown 
3410889facbeSLen Brown 	switch (model) {
3411869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
3412869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
3413869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3414869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3415869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3416869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3417869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3418144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
3419812db3f7SLen Brown 		if (rapl_joules) {
3420812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3421812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3422812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
3423812db3f7SLen Brown 		} else {
3424812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3425812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3426812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
3427812db3f7SLen Brown 		}
3428889facbeSLen Brown 		break;
3429869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3430ac01ac13SLen Brown 	case INTEL_FAM6_ATOM_GEMINI_LAKE:
3431e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
3432812db3f7SLen Brown 		if (rapl_joules)
3433812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3434812db3f7SLen Brown 		else
3435812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3436e4085d54SLen Brown 		break;
3437869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3438869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3439869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3440869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
344181824921SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_GFX | RAPL_PKG_POWER_INFO;
3442812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3443812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3444812db3f7SLen Brown 		if (rapl_joules) {
3445812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3446812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3447812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
344881824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
3449812db3f7SLen Brown 		} else {
3450812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3451812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3452812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
345381824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
3454812db3f7SLen Brown 		}
34550b2bb692SLen Brown 		break;
3456869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
3457869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3458869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3459869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3460869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3461005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
34620b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
3463812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3464812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3465812db3f7SLen Brown 		if (rapl_joules) {
3466812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3467812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3468812db3f7SLen Brown 		} else {
3469812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3470812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3471812db3f7SLen Brown 		}
3472e6f9bb3cSLen Brown 		break;
3473869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3474869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
34750b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS | RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO;
3476812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3477812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3478812db3f7SLen Brown 		if (rapl_joules) {
3479812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3480812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3481812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3482812db3f7SLen Brown 		} else {
3483812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3484812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3485812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3486812db3f7SLen Brown 		}
3487144b44b1SLen Brown 		break;
3488869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3489869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3490144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
3491812db3f7SLen Brown 		if (rapl_joules) {
3492812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3493812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3494812db3f7SLen Brown 		} else {
3495812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3496812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3497812db3f7SLen Brown 		}
3498889facbeSLen Brown 		break;
3499869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
35000f644909SJacob Pan 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO | RAPL_CORES_ENERGY_STATUS;
3501812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3502812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3503812db3f7SLen Brown 		if (rapl_joules) {
3504812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3505812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3506812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3507812db3f7SLen Brown 		} else {
3508812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3509812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3510812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3511812db3f7SLen Brown 		}
35120f644909SJacob Pan 		break;
3513889facbeSLen Brown 	default:
3514889facbeSLen Brown 		return;
3515889facbeSLen Brown 	}
3516889facbeSLen Brown 
3517889facbeSLen Brown 	/* units on package 0, verify later other packages match */
35187ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
3519889facbeSLen Brown 		return;
3520889facbeSLen Brown 
3521889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
3522869ce69eSLen Brown 	if (model == INTEL_FAM6_ATOM_SILVERMONT1)
3523144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
3524144b44b1SLen Brown 	else
3525889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
3526889facbeSLen Brown 
352740ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
352840ee8e3bSAndrey Semin 
3529144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
3530144b44b1SLen Brown 	if (time_unit == 0)
3531144b44b1SLen Brown 		time_unit = 0xA;
3532889facbeSLen Brown 
3533144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
3534144b44b1SLen Brown 
3535144b44b1SLen Brown 	tdp = get_tdp(model);
3536889facbeSLen Brown 
3537889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
353896e47158SLen Brown 	if (!quiet)
3539b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
3540889facbeSLen Brown 
3541889facbeSLen Brown 	return;
3542889facbeSLen Brown }
3543889facbeSLen Brown 
35441b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
35453a9a941dSLen Brown {
35463a9a941dSLen Brown 	if (!genuine_intel)
35473a9a941dSLen Brown 		return;
35483a9a941dSLen Brown 
35493a9a941dSLen Brown 	if (family != 6)
35503a9a941dSLen Brown 		return;
35513a9a941dSLen Brown 
35523a9a941dSLen Brown 	switch (model) {
3553869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3554869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3555869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
35563a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
3557869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
35583a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
35593a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
35603a9a941dSLen Brown 	default:
35613a9a941dSLen Brown 		return;
35623a9a941dSLen Brown 	}
35633a9a941dSLen Brown }
35643a9a941dSLen Brown 
3565889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3566889facbeSLen Brown {
3567889facbeSLen Brown 	unsigned long long msr;
3568f4896fa5SLen Brown 	unsigned int dts, dts2;
3569889facbeSLen Brown 	int cpu;
3570889facbeSLen Brown 
3571889facbeSLen Brown 	if (!(do_dts || do_ptm))
3572889facbeSLen Brown 		return 0;
3573889facbeSLen Brown 
3574889facbeSLen Brown 	cpu = t->cpu_id;
3575889facbeSLen Brown 
3576889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
3577889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
3578889facbeSLen Brown 		return 0;
3579889facbeSLen Brown 
3580889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3581b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3582889facbeSLen Brown 		return -1;
3583889facbeSLen Brown 	}
3584889facbeSLen Brown 
3585889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
3586889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
3587889facbeSLen Brown 			return 0;
3588889facbeSLen Brown 
3589889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3590b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
3591889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
3592889facbeSLen Brown 
3593889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
3594889facbeSLen Brown 			return 0;
3595889facbeSLen Brown 
3596889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3597889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3598b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3599889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3600889facbeSLen Brown 	}
3601889facbeSLen Brown 
3602889facbeSLen Brown 
3603f4896fa5SLen Brown 	if (do_dts && debug) {
3604889facbeSLen Brown 		unsigned int resolution;
3605889facbeSLen Brown 
3606889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
3607889facbeSLen Brown 			return 0;
3608889facbeSLen Brown 
3609889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3610889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
3611b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
3612889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
3613889facbeSLen Brown 
3614889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
3615889facbeSLen Brown 			return 0;
3616889facbeSLen Brown 
3617889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3618889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3619b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3620889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3621889facbeSLen Brown 	}
3622889facbeSLen Brown 
3623889facbeSLen Brown 	return 0;
3624889facbeSLen Brown }
3625889facbeSLen Brown 
3626889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
3627889facbeSLen Brown {
3628b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
3629889facbeSLen Brown 		cpu, label,
3630889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
3631889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
3632889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
3633889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
3634889facbeSLen Brown 
3635889facbeSLen Brown 	return;
3636889facbeSLen Brown }
3637889facbeSLen Brown 
3638889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3639889facbeSLen Brown {
3640889facbeSLen Brown 	unsigned long long msr;
3641889facbeSLen Brown 	int cpu;
3642889facbeSLen Brown 
3643889facbeSLen Brown 	if (!do_rapl)
3644889facbeSLen Brown 		return 0;
3645889facbeSLen Brown 
3646889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
3647889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3648889facbeSLen Brown 		return 0;
3649889facbeSLen Brown 
3650889facbeSLen Brown 	cpu = t->cpu_id;
3651889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3652b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3653889facbeSLen Brown 		return -1;
3654889facbeSLen Brown 	}
3655889facbeSLen Brown 
3656889facbeSLen Brown 	if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
3657889facbeSLen Brown 		return -1;
3658889facbeSLen Brown 
365996e47158SLen Brown 	fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr,
3660144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
366196e47158SLen Brown 
3662144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
3663144b44b1SLen Brown 
3664889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
3665889facbeSLen Brown                 	return -5;
3666889facbeSLen Brown 
3667889facbeSLen Brown 
3668b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3669889facbeSLen Brown 			cpu, msr,
3670889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3671889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3672889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3673889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
3674889facbeSLen Brown 
3675144b44b1SLen Brown 	}
3676144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
3677144b44b1SLen Brown 
3678889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
3679889facbeSLen Brown 			return -9;
3680889facbeSLen Brown 
3681b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
3682889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
3683889facbeSLen Brown 
3684889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
3685b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
3686889facbeSLen Brown 			cpu,
3687889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
3688889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
3689889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
3690889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
3691889facbeSLen Brown 	}
3692889facbeSLen Brown 
36930b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
3694889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
3695889facbeSLen Brown                 	return -6;
3696889facbeSLen Brown 
3697b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3698889facbeSLen Brown 			cpu, msr,
3699889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3700889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3701889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3702889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
37030b2bb692SLen Brown 	}
37040b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
3705889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
3706889facbeSLen Brown 			return -9;
3707b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
3708889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3709889facbeSLen Brown 
3710889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
3711889facbeSLen Brown 	}
3712144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
3713889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
3714889facbeSLen Brown 			return -7;
3715889facbeSLen Brown 
3716b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
3717144b44b1SLen Brown 	}
37189148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
3719889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
3720889facbeSLen Brown 			return -9;
3721b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
3722889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3723889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
3724889facbeSLen Brown 	}
3725889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
3726889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
3727889facbeSLen Brown 			return -8;
3728889facbeSLen Brown 
3729b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
3730889facbeSLen Brown 
3731889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
3732889facbeSLen Brown 			return -9;
3733b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
3734889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3735889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
3736889facbeSLen Brown 	}
3737889facbeSLen Brown 	return 0;
3738889facbeSLen Brown }
3739889facbeSLen Brown 
3740d7899447SLen Brown /*
3741d7899447SLen Brown  * SNB adds support for additional MSRs:
3742d7899447SLen Brown  *
3743d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
3744d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
3745d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
3746d7899447SLen Brown  */
3747103a8feaSLen Brown 
3748d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
3749103a8feaSLen Brown {
3750103a8feaSLen Brown 	if (!genuine_intel)
3751103a8feaSLen Brown 		return 0;
3752103a8feaSLen Brown 
3753103a8feaSLen Brown 	switch (model) {
3754869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
3755869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3756869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3757869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3758869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3759869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW */
3760869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3761869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3762869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3763869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3764869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3765869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3766869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3767869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3768869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3769869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3770869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3771869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3772ac01ac13SLen Brown 	case INTEL_FAM6_ATOM_GEMINI_LAKE:
37735bbac26eSXiaolong Wang 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
3774103a8feaSLen Brown 		return 1;
3775103a8feaSLen Brown 	}
3776103a8feaSLen Brown 	return 0;
3777103a8feaSLen Brown }
3778103a8feaSLen Brown 
3779d7899447SLen Brown /*
3780d7899447SLen Brown  * HSW adds support for additional MSRs:
3781d7899447SLen Brown  *
3782d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
3783d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
3784d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
37855a63426eSLen Brown  *
37865a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
37875a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
37885a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
37895a63426eSLen Brown  *
3790d7899447SLen Brown  */
3791d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model)
3792ca58710fSKristen Carlson Accardi {
3793ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
3794ca58710fSKristen Carlson Accardi 		return 0;
3795ca58710fSKristen Carlson Accardi 
3796ca58710fSKristen Carlson Accardi 	switch (model) {
3797869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3798869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3799869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3800869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3801869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3802869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3803869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3804ac01ac13SLen Brown 	case INTEL_FAM6_ATOM_GEMINI_LAKE:
3805ca58710fSKristen Carlson Accardi 		return 1;
3806ca58710fSKristen Carlson Accardi 	}
3807ca58710fSKristen Carlson Accardi 	return 0;
3808ca58710fSKristen Carlson Accardi }
3809ca58710fSKristen Carlson Accardi 
38100b2bb692SLen Brown /*
38110b2bb692SLen Brown  * SKL adds support for additional MSRS:
38120b2bb692SLen Brown  *
38130b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
38140b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
38150b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
38160b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
38170b2bb692SLen Brown  */
38180b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
38190b2bb692SLen Brown {
38200b2bb692SLen Brown 	if (!genuine_intel)
38210b2bb692SLen Brown 		return 0;
38220b2bb692SLen Brown 
38230b2bb692SLen Brown 	switch (model) {
3824869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3825869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3826869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3827869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
38280b2bb692SLen Brown 		return 1;
38290b2bb692SLen Brown 	}
38300b2bb692SLen Brown 	return 0;
38310b2bb692SLen Brown }
38320b2bb692SLen Brown 
3833144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
3834144b44b1SLen Brown {
3835144b44b1SLen Brown 	if (!genuine_intel)
3836144b44b1SLen Brown 		return 0;
3837144b44b1SLen Brown 	switch (model) {
3838869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3839869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3840144b44b1SLen Brown 		return 1;
3841144b44b1SLen Brown 	}
3842144b44b1SLen Brown 	return 0;
3843144b44b1SLen Brown }
3844144b44b1SLen Brown 
3845fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
3846fb5d4327SDasaratharaman Chandramouli {
3847fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3848fb5d4327SDasaratharaman Chandramouli 		return 0;
3849fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3850869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3851005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
3852fb5d4327SDasaratharaman Chandramouli 		return 1;
3853fb5d4327SDasaratharaman Chandramouli 	}
3854fb5d4327SDasaratharaman Chandramouli 	return 0;
3855fb5d4327SDasaratharaman Chandramouli }
3856fb5d4327SDasaratharaman Chandramouli 
3857b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
3858b2b34dfeSHubert Chrzaniuk {
3859b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
3860b2b34dfeSHubert Chrzaniuk 		return 1024;
3861b2b34dfeSHubert Chrzaniuk 	return 1;
3862b2b34dfeSHubert Chrzaniuk }
3863b2b34dfeSHubert Chrzaniuk 
3864144b44b1SLen Brown #define SLM_BCLK_FREQS 5
3865144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
3866144b44b1SLen Brown 
3867144b44b1SLen Brown double slm_bclk(void)
3868144b44b1SLen Brown {
3869144b44b1SLen Brown 	unsigned long long msr = 3;
3870144b44b1SLen Brown 	unsigned int i;
3871144b44b1SLen Brown 	double freq;
3872144b44b1SLen Brown 
38737ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
3874b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
3875144b44b1SLen Brown 
3876144b44b1SLen Brown 	i = msr & 0xf;
3877144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
3878b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
38790a91e551SColin Ian King 		i = 3;
3880144b44b1SLen Brown 	}
3881144b44b1SLen Brown 	freq = slm_freq_table[i];
3882144b44b1SLen Brown 
388396e47158SLen Brown 	if (!quiet)
3884b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
3885144b44b1SLen Brown 
3886144b44b1SLen Brown 	return freq;
3887144b44b1SLen Brown }
3888144b44b1SLen Brown 
3889103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
3890103a8feaSLen Brown {
3891121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
3892103a8feaSLen Brown 		return 100.00;
3893144b44b1SLen Brown 	else if (is_slm(family, model))
3894144b44b1SLen Brown 		return slm_bclk();
3895103a8feaSLen Brown 	else
3896103a8feaSLen Brown 		return 133.33;
3897103a8feaSLen Brown }
3898103a8feaSLen Brown 
3899889facbeSLen Brown /*
3900889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
3901889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
3902889facbeSLen Brown  * This is usually equal to tjMax.
3903889facbeSLen Brown  *
3904889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
3905889facbeSLen Brown  * but also allow cmdline over-ride with -T.
3906889facbeSLen Brown  *
3907889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
3908889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
3909889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
3910889facbeSLen Brown  */
3911889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3912889facbeSLen Brown {
3913889facbeSLen Brown 	unsigned long long msr;
3914889facbeSLen Brown 	unsigned int target_c_local;
3915889facbeSLen Brown 	int cpu;
3916889facbeSLen Brown 
3917889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
3918889facbeSLen Brown 	if (!(do_dts || do_ptm))
3919889facbeSLen Brown 		return 0;
3920889facbeSLen Brown 
3921889facbeSLen Brown 	/* this is a per-package concept */
3922889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3923889facbeSLen Brown 		return 0;
3924889facbeSLen Brown 
3925889facbeSLen Brown 	cpu = t->cpu_id;
3926889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3927b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3928889facbeSLen Brown 		return -1;
3929889facbeSLen Brown 	}
3930889facbeSLen Brown 
3931889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
3932889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
3933b7d8c148SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
3934889facbeSLen Brown 			cpu, tcc_activation_temp);
3935889facbeSLen Brown 		return 0;
3936889facbeSLen Brown 	}
3937889facbeSLen Brown 
3938889facbeSLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
3939d7899447SLen Brown 	if (!do_nhm_platform_info)
3940889facbeSLen Brown 		goto guess;
3941889facbeSLen Brown 
39427ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
3943889facbeSLen Brown 		goto guess;
3944889facbeSLen Brown 
39453482124aSJean Delvare 	target_c_local = (msr >> 16) & 0xFF;
3946889facbeSLen Brown 
394796e47158SLen Brown 	if (!quiet)
3948b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
3949889facbeSLen Brown 			cpu, msr, target_c_local);
3950889facbeSLen Brown 
39513482124aSJean Delvare 	if (!target_c_local)
3952889facbeSLen Brown 		goto guess;
3953889facbeSLen Brown 
3954889facbeSLen Brown 	tcc_activation_temp = target_c_local;
3955889facbeSLen Brown 
3956889facbeSLen Brown 	return 0;
3957889facbeSLen Brown 
3958889facbeSLen Brown guess:
3959889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
3960b7d8c148SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
3961889facbeSLen Brown 		cpu, tcc_activation_temp);
3962889facbeSLen Brown 
3963889facbeSLen Brown 	return 0;
3964889facbeSLen Brown }
396569807a63SLen Brown 
3966aa8d8cc7SLen Brown void decode_feature_control_msr(void)
3967aa8d8cc7SLen Brown {
3968aa8d8cc7SLen Brown 	unsigned long long msr;
3969aa8d8cc7SLen Brown 
3970aa8d8cc7SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr))
3971aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
3972aa8d8cc7SLen Brown 			base_cpu, msr,
3973aa8d8cc7SLen Brown 			msr & FEATURE_CONTROL_LOCKED ? "" : "UN-",
3974aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
3975aa8d8cc7SLen Brown }
3976aa8d8cc7SLen Brown 
397769807a63SLen Brown void decode_misc_enable_msr(void)
397869807a63SLen Brown {
397969807a63SLen Brown 	unsigned long long msr;
398069807a63SLen Brown 
3981f26b1519SLen Brown 	if (!genuine_intel)
3982f26b1519SLen Brown 		return;
3983f26b1519SLen Brown 
398469807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
3985e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
398669807a63SLen Brown 			base_cpu, msr,
3987e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
3988e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
3989e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "No-" : "",
3990e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
3991e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
399269807a63SLen Brown }
399369807a63SLen Brown 
399433148d67SLen Brown void decode_misc_feature_control(void)
399533148d67SLen Brown {
399633148d67SLen Brown 	unsigned long long msr;
399733148d67SLen Brown 
399833148d67SLen Brown 	if (!has_misc_feature_control)
399933148d67SLen Brown 		return;
400033148d67SLen Brown 
400133148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
400233148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
400333148d67SLen Brown 			base_cpu, msr,
400433148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
400533148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
400633148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
400733148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
400833148d67SLen Brown }
4009f0057310SLen Brown /*
4010f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
4011f0057310SLen Brown  *
4012f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
4013f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
4014f0057310SLen Brown  * bit[1] less so...
4015f0057310SLen Brown  */
4016f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
4017f0057310SLen Brown {
4018f0057310SLen Brown 	unsigned long long msr;
4019f0057310SLen Brown 
4020f0057310SLen Brown 	if (!do_nhm_platform_info)
4021f0057310SLen Brown 		return;
4022f0057310SLen Brown 
4023cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
4024cf4cbe53SLen Brown 		return;
4025cf4cbe53SLen Brown 
4026f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
4027ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
4028f0057310SLen Brown 			base_cpu, msr,
4029f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
4030ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
4031ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
4032f0057310SLen Brown }
403371616c8eSLen Brown /*
403471616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
403571616c8eSLen Brown  *
403671616c8eSLen Brown  * This MSRs are present on Silvermont processors,
403771616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
403871616c8eSLen Brown  */
403971616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
404071616c8eSLen Brown {
404171616c8eSLen Brown 	unsigned long long msr;
404271616c8eSLen Brown 
404371616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
404471616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
404571616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
404671616c8eSLen Brown 
404771616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
404871616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
404971616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
405071616c8eSLen Brown }
40517f5c258eSLen Brown 
4052fcd17211SLen Brown void process_cpuid()
4053103a8feaSLen Brown {
405461a87ba7SLen Brown 	unsigned int eax, ebx, ecx, edx, max_level, max_extended_level;
4055103a8feaSLen Brown 	unsigned int fms, family, model, stepping;
4056b3a34e93SLen Brown 	unsigned int has_turbo;
4057103a8feaSLen Brown 
4058103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
4059103a8feaSLen Brown 
40605aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
4061103a8feaSLen Brown 
4062103a8feaSLen Brown 	if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e)
4063103a8feaSLen Brown 		genuine_intel = 1;
4064103a8feaSLen Brown 
406596e47158SLen Brown 	if (!quiet)
4066b7d8c148SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s ",
4067103a8feaSLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx);
4068103a8feaSLen Brown 
40695aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
4070103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
4071103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
4072103a8feaSLen Brown 	stepping = fms & 0xf;
4073103a8feaSLen Brown 	if (family == 6 || family == 0xf)
4074103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
4075103a8feaSLen Brown 
407696e47158SLen Brown 	if (!quiet) {
4077b7d8c148SLen Brown 		fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
4078103a8feaSLen Brown 			max_level, family, model, stepping, family, model, stepping);
4079aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n",
408069807a63SLen Brown 			ecx & (1 << 0) ? "SSE3" : "-",
408169807a63SLen Brown 			ecx & (1 << 3) ? "MONITOR" : "-",
4082aa8d8cc7SLen Brown 			ecx & (1 << 6) ? "SMX" : "-",
408369807a63SLen Brown 			ecx & (1 << 7) ? "EIST" : "-",
408469807a63SLen Brown 			ecx & (1 << 8) ? "TM2" : "-",
408569807a63SLen Brown 			edx & (1 << 4) ? "TSC" : "-",
408669807a63SLen Brown 			edx & (1 << 5) ? "MSR" : "-",
408769807a63SLen Brown 			edx & (1 << 22) ? "ACPI-TM" : "-",
408869807a63SLen Brown 			edx & (1 << 29) ? "TM" : "-");
408969807a63SLen Brown 	}
4090103a8feaSLen Brown 
4091b2c95d90SJosh Triplett 	if (!(edx & (1 << 5)))
4092b2c95d90SJosh Triplett 		errx(1, "CPUID: no MSR");
4093103a8feaSLen Brown 
4094103a8feaSLen Brown 	/*
4095103a8feaSLen Brown 	 * check max extended function levels of CPUID.
4096103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
4097103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
4098103a8feaSLen Brown 	 */
4099103a8feaSLen Brown 	ebx = ecx = edx = 0;
41005aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
4101103a8feaSLen Brown 
410261a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
4103103a8feaSLen Brown 
4104103a8feaSLen Brown 		/*
4105103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
4106103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
4107103a8feaSLen Brown 		 */
41085aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
41098209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
4110d7899447SLen Brown 	}
4111103a8feaSLen Brown 
4112103a8feaSLen Brown 	/*
4113103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
4114103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
4115103a8feaSLen Brown 	 */
4116103a8feaSLen Brown 
41175aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
41188209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
4119812db3f7SLen Brown 	if (has_aperf) {
4120812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
4121812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
4122812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
4123812db3f7SLen Brown 	}
4124889facbeSLen Brown 	do_dts = eax & (1 << 0);
4125812db3f7SLen Brown 	if (do_dts)
4126812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
4127b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
4128889facbeSLen Brown 	do_ptm = eax & (1 << 6);
4129812db3f7SLen Brown 	if (do_ptm)
4130812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
41317f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
41327f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
41337f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
41347f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
41357f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
4136889facbeSLen Brown 	has_epb = ecx & (1 << 3);
4137889facbeSLen Brown 
413896e47158SLen Brown 	if (!quiet)
4139b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
41407f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
41417f5c258eSLen Brown 			has_aperf ? "" : "No-",
4142b3a34e93SLen Brown 			has_turbo ? "" : "No-",
41437f5c258eSLen Brown 			do_dts ? "" : "No-",
41447f5c258eSLen Brown 			do_ptm ? "" : "No-",
41457f5c258eSLen Brown 			has_hwp ? "" : "No-",
41467f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
41477f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
41487f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
41497f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
41507f5c258eSLen Brown 			has_epb ? "" : "No-");
4151103a8feaSLen Brown 
415296e47158SLen Brown 	if (!quiet)
415369807a63SLen Brown 		decode_misc_enable_msr();
415469807a63SLen Brown 
415533148d67SLen Brown 
415696e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
4157aa8d8cc7SLen Brown 		int has_sgx;
4158aa8d8cc7SLen Brown 
4159aa8d8cc7SLen Brown 		ecx = 0;
4160aa8d8cc7SLen Brown 
4161aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
4162aa8d8cc7SLen Brown 
4163aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
4164aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
4165aa8d8cc7SLen Brown 
4166aa8d8cc7SLen Brown 		if (has_sgx)
4167aa8d8cc7SLen Brown 			decode_feature_control_msr();
4168aa8d8cc7SLen Brown 	}
4169aa8d8cc7SLen Brown 
417061a87ba7SLen Brown 	if (max_level >= 0x15) {
41718a5bdf41SLen Brown 		unsigned int eax_crystal;
41728a5bdf41SLen Brown 		unsigned int ebx_tsc;
41738a5bdf41SLen Brown 
41748a5bdf41SLen Brown 		/*
41758a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
41768a5bdf41SLen Brown 		 */
41778a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
41785aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
41798a5bdf41SLen Brown 
41808a5bdf41SLen Brown 		if (ebx_tsc != 0) {
41818a5bdf41SLen Brown 
418296e47158SLen Brown 			if (!quiet && (ebx != 0))
4183b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
41848a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
41858a5bdf41SLen Brown 
41868a5bdf41SLen Brown 			if (crystal_hz == 0)
41878a5bdf41SLen Brown 				switch(model) {
4188869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
4189869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
4190869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
4191869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
4192e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
4193e8efbc80SLen Brown 					break;
4194869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_X:	/* SKX */
41957268d407SLen Brown 				case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
4196ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
4197ec53e594SLen Brown 					break;
4198869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4199ac01ac13SLen Brown 				case INTEL_FAM6_ATOM_GEMINI_LAKE:
4200e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
42018a5bdf41SLen Brown 					break;
42028a5bdf41SLen Brown 				default:
42038a5bdf41SLen Brown 					crystal_hz = 0;
42048a5bdf41SLen Brown 			}
42058a5bdf41SLen Brown 
42068a5bdf41SLen Brown 			if (crystal_hz) {
42078a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
420896e47158SLen Brown 				if (!quiet)
4209b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
42108a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
42118a5bdf41SLen Brown 			}
42128a5bdf41SLen Brown 		}
42138a5bdf41SLen Brown 	}
421461a87ba7SLen Brown 	if (max_level >= 0x16) {
421561a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
421661a87ba7SLen Brown 
421761a87ba7SLen Brown 		/*
421861a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
421961a87ba7SLen Brown 		 */
422061a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
422161a87ba7SLen Brown 
42225aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
422396e47158SLen Brown 		if (!quiet)
4224b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
422561a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
422661a87ba7SLen Brown 	}
42278a5bdf41SLen Brown 
4228b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
4229b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
4230b2b34dfeSHubert Chrzaniuk 
4231812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
4232812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
4233812db3f7SLen Brown 
4234812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
4235812db3f7SLen Brown 		do_nhm_platform_info = 1;
4236812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
4237812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
4238812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
4239812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
4240812db3f7SLen Brown 	}
4241d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
4242812db3f7SLen Brown 
4243812db3f7SLen Brown 	if (do_snb_cstates)
4244812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
4245812db3f7SLen Brown 
42465a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
42470f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__2))
42480f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc2);
42490f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__3)
42500f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc3);
42510f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__6)
42520f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
42530f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__7))
42540f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc7);
42550539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
42560f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc2);
42570f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
42580f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
42590f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
42600539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
42610539ba11SLen Brown 		use_c1_residency_msr = 1;
42620539ba11SLen Brown 	}
42637170a374SLen Brown 	if (is_dnv(family, model)) {
42647170a374SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
42657170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
42667170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
42677170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
42687170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
42697170a374SLen Brown 		use_c1_residency_msr = 1;
42707170a374SLen Brown 	}
427134c76197SLen Brown 	if (is_skx(family, model)) {
427234c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
427334c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
427434c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
427534c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
427634c76197SLen Brown 	}
4277ade0ebacSLen Brown 	if (is_bdx(family, model)) {
4278ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
4279ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
4280ade0ebacSLen Brown 	}
42810f47c08dSLen Brown 	if (has_hsw_msrs(family, model)) {
42820f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc8);
42830f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc9);
42840f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc10);
42850f47c08dSLen Brown 	}
42865a63426eSLen Brown 	do_irtl_hsw = has_hsw_msrs(family, model);
4287a99d8730SLen Brown 	if (has_skl_msrs(family, model)) {
4288a99d8730SLen Brown 		BIC_PRESENT(BIC_Totl_c0);
4289a99d8730SLen Brown 		BIC_PRESENT(BIC_Any_c0);
4290a99d8730SLen Brown 		BIC_PRESENT(BIC_GFX_c0);
4291a99d8730SLen Brown 		BIC_PRESENT(BIC_CPUGFX);
4292a99d8730SLen Brown 	}
4293144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
4294fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
4295103a8feaSLen Brown 
429696e47158SLen Brown 	if (!quiet)
4297f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
4298f0057310SLen Brown 
429996e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
430071616c8eSLen Brown 		decode_c6_demotion_policy_msr();
430171616c8eSLen Brown 
4302889facbeSLen Brown 	rapl_probe(family, model);
43033a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
4304889facbeSLen Brown 
430596e47158SLen Brown 	if (!quiet)
43061b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
4307fcd17211SLen Brown 
430841618e63SLen Brown 	if (!quiet)
430941618e63SLen Brown 		dump_sysfs_cstate_config();
43107293fccdSLen Brown 	if (!quiet)
43117293fccdSLen Brown 		dump_sysfs_pstate_config();
431241618e63SLen Brown 
4313a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
4314a2b7b749SLen Brown 		calculate_tsc_tweak();
4315a2b7b749SLen Brown 
4316812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
4317812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
4318fdf676e5SLen Brown 
4319812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
4320812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
432127d47356SLen Brown 
432296e47158SLen Brown 	if (!quiet)
432333148d67SLen Brown 		decode_misc_feature_control();
432433148d67SLen Brown 
4325889facbeSLen Brown 	return;
4326103a8feaSLen Brown }
4327103a8feaSLen Brown 
4328103a8feaSLen Brown 
4329103a8feaSLen Brown /*
4330103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
4331103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
4332103a8feaSLen Brown  */
4333103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
4334103a8feaSLen Brown {
4335103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
4336103a8feaSLen Brown 		return 1;
4337103a8feaSLen Brown 	else
4338103a8feaSLen Brown 		return 0;
4339103a8feaSLen Brown }
4340103a8feaSLen Brown 
4341103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
4342103a8feaSLen Brown {
4343103a8feaSLen Brown 	return 0;
4344103a8feaSLen Brown }
4345103a8feaSLen Brown 
4346c98d5d94SLen Brown void topology_probe()
4347c98d5d94SLen Brown {
4348c98d5d94SLen Brown 	int i;
4349c98d5d94SLen Brown 	int max_core_id = 0;
4350c98d5d94SLen Brown 	int max_package_id = 0;
4351c98d5d94SLen Brown 	int max_siblings = 0;
4352c98d5d94SLen Brown 	struct cpu_topology {
4353c98d5d94SLen Brown 		int core_id;
4354c98d5d94SLen Brown 		int physical_package_id;
4355c98d5d94SLen Brown 	} *cpus;
4356c98d5d94SLen Brown 
4357c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
4358c98d5d94SLen Brown 	topo.num_cpus = 0;
4359c98d5d94SLen Brown 	topo.max_cpu_num = 0;
4360c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
4361c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
4362812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
4363c98d5d94SLen Brown 
4364d8af6f5fSLen Brown 	if (debug > 1)
4365b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
4366c98d5d94SLen Brown 
4367c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
4368b2c95d90SJosh Triplett 	if (cpus == NULL)
4369b2c95d90SJosh Triplett 		err(1, "calloc cpus");
4370c98d5d94SLen Brown 
4371c98d5d94SLen Brown 	/*
4372c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
4373c98d5d94SLen Brown 	 */
4374c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
4375b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
4376b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
4377c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
4378c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
4379c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
4380c98d5d94SLen Brown 
4381c98d5d94SLen Brown 	/*
43821ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
43831ef7d21aSLen Brown 	 */
43841ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
43851ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
43861ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
43871ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
43881ef7d21aSLen Brown 	}
43891ef7d21aSLen Brown 
43901ef7d21aSLen Brown 	/*
4391c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
4392c98d5d94SLen Brown 	 */
4393c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
4394b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
4395b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
4396c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
4397c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
4398c98d5d94SLen Brown 
4399c98d5d94SLen Brown 
4400c98d5d94SLen Brown 	/*
4401c98d5d94SLen Brown 	 * For online cpus
4402c98d5d94SLen Brown 	 * find max_core_id, max_package_id
4403c98d5d94SLen Brown 	 */
4404c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
4405c98d5d94SLen Brown 		int siblings;
4406c98d5d94SLen Brown 
4407c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
4408d8af6f5fSLen Brown 			if (debug > 1)
4409b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
4410c98d5d94SLen Brown 			continue;
4411c98d5d94SLen Brown 		}
4412c98d5d94SLen Brown 		cpus[i].core_id = get_core_id(i);
4413c98d5d94SLen Brown 		if (cpus[i].core_id > max_core_id)
4414c98d5d94SLen Brown 			max_core_id = cpus[i].core_id;
4415c98d5d94SLen Brown 
4416c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
4417c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
4418c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
4419c98d5d94SLen Brown 
4420c98d5d94SLen Brown 		siblings = get_num_ht_siblings(i);
4421c98d5d94SLen Brown 		if (siblings > max_siblings)
4422c98d5d94SLen Brown 			max_siblings = siblings;
4423d8af6f5fSLen Brown 		if (debug > 1)
4424b7d8c148SLen Brown 			fprintf(outf, "cpu %d pkg %d core %d\n",
4425c98d5d94SLen Brown 				i, cpus[i].physical_package_id, cpus[i].core_id);
4426c98d5d94SLen Brown 	}
4427c98d5d94SLen Brown 	topo.num_cores_per_pkg = max_core_id + 1;
4428d8af6f5fSLen Brown 	if (debug > 1)
4429b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
4430c98d5d94SLen Brown 			max_core_id, topo.num_cores_per_pkg);
44310f47c08dSLen Brown 	if (!summary_only && topo.num_cores_per_pkg > 1)
4432812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
4433c98d5d94SLen Brown 
4434c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
4435d8af6f5fSLen Brown 	if (debug > 1)
4436b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
4437c98d5d94SLen Brown 			max_package_id, topo.num_packages);
44387da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
4439812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
4440c98d5d94SLen Brown 
4441c98d5d94SLen Brown 	topo.num_threads_per_core = max_siblings;
4442d8af6f5fSLen Brown 	if (debug > 1)
4443b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
4444c98d5d94SLen Brown 
4445c98d5d94SLen Brown 	free(cpus);
4446c98d5d94SLen Brown }
4447c98d5d94SLen Brown 
4448c98d5d94SLen Brown void
4449c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p)
4450c98d5d94SLen Brown {
4451c98d5d94SLen Brown 	int i;
4452c98d5d94SLen Brown 
4453c98d5d94SLen Brown 	*t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg *
4454678a3bd1SLen Brown 		topo.num_packages, sizeof(struct thread_data));
4455c98d5d94SLen Brown 	if (*t == NULL)
4456c98d5d94SLen Brown 		goto error;
4457c98d5d94SLen Brown 
4458c98d5d94SLen Brown 	for (i = 0; i < topo.num_threads_per_core *
4459c98d5d94SLen Brown 		topo.num_cores_per_pkg * topo.num_packages; i++)
4460c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
4461c98d5d94SLen Brown 
4462c98d5d94SLen Brown 	*c = calloc(topo.num_cores_per_pkg * topo.num_packages,
4463678a3bd1SLen Brown 		sizeof(struct core_data));
4464c98d5d94SLen Brown 	if (*c == NULL)
4465c98d5d94SLen Brown 		goto error;
4466c98d5d94SLen Brown 
4467c98d5d94SLen Brown 	for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++)
4468c98d5d94SLen Brown 		(*c)[i].core_id = -1;
4469c98d5d94SLen Brown 
4470678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
4471c98d5d94SLen Brown 	if (*p == NULL)
4472c98d5d94SLen Brown 		goto error;
4473c98d5d94SLen Brown 
4474c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
4475c98d5d94SLen Brown 		(*p)[i].package_id = i;
4476c98d5d94SLen Brown 
4477c98d5d94SLen Brown 	return;
4478c98d5d94SLen Brown error:
4479b2c95d90SJosh Triplett 	err(1, "calloc counters");
4480c98d5d94SLen Brown }
4481c98d5d94SLen Brown /*
4482c98d5d94SLen Brown  * init_counter()
4483c98d5d94SLen Brown  *
4484c98d5d94SLen Brown  * set cpu_id, core_num, pkg_num
4485c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
4486c98d5d94SLen Brown  *
4487c98d5d94SLen Brown  * increment topo.num_cores when 1st core in pkg seen
4488c98d5d94SLen Brown  */
4489c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
4490c98d5d94SLen Brown 	struct pkg_data *pkg_base, int thread_num, int core_num,
4491c98d5d94SLen Brown 	int pkg_num, int cpu_id)
4492c98d5d94SLen Brown {
4493c98d5d94SLen Brown 	struct thread_data *t;
4494c98d5d94SLen Brown 	struct core_data *c;
4495c98d5d94SLen Brown 	struct pkg_data *p;
4496c98d5d94SLen Brown 
4497c98d5d94SLen Brown 	t = GET_THREAD(thread_base, thread_num, core_num, pkg_num);
4498c98d5d94SLen Brown 	c = GET_CORE(core_base, core_num, pkg_num);
4499c98d5d94SLen Brown 	p = GET_PKG(pkg_base, pkg_num);
4500c98d5d94SLen Brown 
4501c98d5d94SLen Brown 	t->cpu_id = cpu_id;
4502c98d5d94SLen Brown 	if (thread_num == 0) {
4503c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
4504c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
4505c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
4506c98d5d94SLen Brown 	}
4507c98d5d94SLen Brown 
4508c98d5d94SLen Brown 	c->core_id = core_num;
4509c98d5d94SLen Brown 	p->package_id = pkg_num;
4510c98d5d94SLen Brown }
4511c98d5d94SLen Brown 
4512c98d5d94SLen Brown 
4513c98d5d94SLen Brown int initialize_counters(int cpu_id)
4514c98d5d94SLen Brown {
4515c98d5d94SLen Brown 	int my_thread_id, my_core_id, my_package_id;
4516c98d5d94SLen Brown 
4517c98d5d94SLen Brown 	my_package_id = get_physical_package_id(cpu_id);
4518c98d5d94SLen Brown 	my_core_id = get_core_id(cpu_id);
4519e275b388SDasaratharaman Chandramouli 	my_thread_id = get_cpu_position_in_core(cpu_id);
4520e275b388SDasaratharaman Chandramouli 	if (!my_thread_id)
4521c98d5d94SLen Brown 		topo.num_cores++;
4522c98d5d94SLen Brown 
4523c98d5d94SLen Brown 	init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4524c98d5d94SLen Brown 	init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4525c98d5d94SLen Brown 	return 0;
4526c98d5d94SLen Brown }
4527c98d5d94SLen Brown 
4528c98d5d94SLen Brown void allocate_output_buffer()
4529c98d5d94SLen Brown {
45303b4d5c7fSAndy Shevchenko 	output_buffer = calloc(1, (1 + topo.num_cpus) * 1024);
4531c98d5d94SLen Brown 	outp = output_buffer;
4532b2c95d90SJosh Triplett 	if (outp == NULL)
4533b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
4534c98d5d94SLen Brown }
453536229897SLen Brown void allocate_fd_percpu(void)
453636229897SLen Brown {
453701a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
453836229897SLen Brown 	if (fd_percpu == NULL)
453936229897SLen Brown 		err(-1, "calloc fd_percpu");
454036229897SLen Brown }
4541562a2d37SLen Brown void allocate_irq_buffers(void)
4542562a2d37SLen Brown {
4543562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
4544562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
4545562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
4546c98d5d94SLen Brown 
454701a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
4548562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
454901a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
4550562a2d37SLen Brown }
4551c98d5d94SLen Brown void setup_all_buffers(void)
4552c98d5d94SLen Brown {
4553c98d5d94SLen Brown 	topology_probe();
4554562a2d37SLen Brown 	allocate_irq_buffers();
455536229897SLen Brown 	allocate_fd_percpu();
4556c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
4557c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
4558c98d5d94SLen Brown 	allocate_output_buffer();
4559c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
4560c98d5d94SLen Brown }
45613b4d5c7fSAndy Shevchenko 
45627ce7d5deSPrarit Bhargava void set_base_cpu(void)
45637ce7d5deSPrarit Bhargava {
45647ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
45657ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
45667ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
45677ce7d5deSPrarit Bhargava 
45687ce7d5deSPrarit Bhargava 	if (debug > 1)
4569b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
45707ce7d5deSPrarit Bhargava }
45717ce7d5deSPrarit Bhargava 
4572103a8feaSLen Brown void turbostat_init()
4573103a8feaSLen Brown {
45747ce7d5deSPrarit Bhargava 	setup_all_buffers();
45757ce7d5deSPrarit Bhargava 	set_base_cpu();
4576103a8feaSLen Brown 	check_dev_msr();
457798481e79SLen Brown 	check_permissions();
4578fcd17211SLen Brown 	process_cpuid();
4579103a8feaSLen Brown 
4580103a8feaSLen Brown 
458196e47158SLen Brown 	if (!quiet)
45827f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
45837f5c258eSLen Brown 
458496e47158SLen Brown 	if (!quiet)
4585889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
4586889facbeSLen Brown 
458796e47158SLen Brown 	if (!quiet)
45883a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
45893a9a941dSLen Brown 
459096e47158SLen Brown 	if (!quiet)
4591889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
4592889facbeSLen Brown 
4593889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
4594889facbeSLen Brown 
459596e47158SLen Brown 	if (!quiet)
4596889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
45975a63426eSLen Brown 
459896e47158SLen Brown 	if (!quiet && do_irtl_snb)
45995a63426eSLen Brown 		print_irtl();
4600103a8feaSLen Brown }
4601103a8feaSLen Brown 
4602103a8feaSLen Brown int fork_it(char **argv)
4603103a8feaSLen Brown {
4604103a8feaSLen Brown 	pid_t child_pid;
4605d91bb17cSLen Brown 	int status;
4606d15cf7c1SLen Brown 
4607218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
4608d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
4609d91bb17cSLen Brown 	if (status)
4610d91bb17cSLen Brown 		exit(status);
4611d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
4612d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
4613103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
4614103a8feaSLen Brown 
4615103a8feaSLen Brown 	child_pid = fork();
4616103a8feaSLen Brown 	if (!child_pid) {
4617103a8feaSLen Brown 		/* child */
4618103a8feaSLen Brown 		execvp(argv[0], argv);
46190815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
4620103a8feaSLen Brown 	} else {
4621103a8feaSLen Brown 
4622103a8feaSLen Brown 		/* parent */
4623b2c95d90SJosh Triplett 		if (child_pid == -1)
4624b2c95d90SJosh Triplett 			err(1, "fork");
4625103a8feaSLen Brown 
4626103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
4627103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
4628b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
4629b2c95d90SJosh Triplett 			err(status, "waitpid");
4630103a8feaSLen Brown 	}
4631c98d5d94SLen Brown 	/*
4632c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
4633c98d5d94SLen Brown 	 * because re-starting is problematic when forking
4634c98d5d94SLen Brown 	 */
4635218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
4636c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
4637103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
4638103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
4639ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
4640ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
4641ba3dec99SLen Brown 	else {
4642c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
4643c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
4644ba3dec99SLen Brown 	}
4645103a8feaSLen Brown 
4646b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
4647b7d8c148SLen Brown 
4648b7d8c148SLen Brown 	flush_output_stderr();
4649103a8feaSLen Brown 
4650d91bb17cSLen Brown 	return status;
4651103a8feaSLen Brown }
4652103a8feaSLen Brown 
46533b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
46543b4d5c7fSAndy Shevchenko {
46553b4d5c7fSAndy Shevchenko 	int status;
46563b4d5c7fSAndy Shevchenko 
4657218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
46583b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
46593b4d5c7fSAndy Shevchenko 	if (status)
46603b4d5c7fSAndy Shevchenko 		return status;
46613b4d5c7fSAndy Shevchenko 
46623b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
46633b4d5c7fSAndy Shevchenko 	if (status)
46643b4d5c7fSAndy Shevchenko 		return status;
46653b4d5c7fSAndy Shevchenko 
4666b7d8c148SLen Brown 	flush_output_stdout();
46673b4d5c7fSAndy Shevchenko 
46683b4d5c7fSAndy Shevchenko 	return status;
46693b4d5c7fSAndy Shevchenko }
46703b4d5c7fSAndy Shevchenko 
4671d8af6f5fSLen Brown void print_version() {
4672f7d44a8fSLen Brown 	fprintf(outf, "turbostat version 17.06.23"
4673d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
4674d8af6f5fSLen Brown }
4675d8af6f5fSLen Brown 
4676495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
4677495c7654SLen Brown 	unsigned int width, enum counter_scope scope,
467841618e63SLen Brown 	enum counter_type type, enum counter_format format, int flags)
4679388e9c81SLen Brown {
4680388e9c81SLen Brown 	struct msr_counter *msrp;
4681388e9c81SLen Brown 
4682388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
4683388e9c81SLen Brown 	if (msrp == NULL) {
4684388e9c81SLen Brown 		perror("calloc");
4685388e9c81SLen Brown 		exit(1);
4686388e9c81SLen Brown 	}
4687388e9c81SLen Brown 
4688388e9c81SLen Brown 	msrp->msr_num = msr_num;
4689388e9c81SLen Brown 	strncpy(msrp->name, name, NAME_BYTES);
4690495c7654SLen Brown 	if (path)
4691495c7654SLen Brown 		strncpy(msrp->path, path, PATH_BYTES);
4692388e9c81SLen Brown 	msrp->width = width;
4693388e9c81SLen Brown 	msrp->type = type;
4694388e9c81SLen Brown 	msrp->format = format;
469541618e63SLen Brown 	msrp->flags = flags;
4696388e9c81SLen Brown 
4697388e9c81SLen Brown 	switch (scope) {
4698388e9c81SLen Brown 
4699388e9c81SLen Brown 	case SCOPE_CPU:
4700388e9c81SLen Brown 		msrp->next = sys.tp;
4701388e9c81SLen Brown 		sys.tp = msrp;
4702678a3bd1SLen Brown 		sys.added_thread_counters++;
4703678a3bd1SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_COUNTERS) {
4704678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
4705678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4706678a3bd1SLen Brown 			exit(-1);
4707678a3bd1SLen Brown 		}
4708388e9c81SLen Brown 		break;
4709388e9c81SLen Brown 
4710388e9c81SLen Brown 	case SCOPE_CORE:
4711388e9c81SLen Brown 		msrp->next = sys.cp;
4712388e9c81SLen Brown 		sys.cp = msrp;
4713678a3bd1SLen Brown 		sys.added_core_counters++;
4714678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
4715678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
4716678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4717678a3bd1SLen Brown 			exit(-1);
4718678a3bd1SLen Brown 		}
4719388e9c81SLen Brown 		break;
4720388e9c81SLen Brown 
4721388e9c81SLen Brown 	case SCOPE_PACKAGE:
4722388e9c81SLen Brown 		msrp->next = sys.pp;
4723388e9c81SLen Brown 		sys.pp = msrp;
4724678a3bd1SLen Brown 		sys.added_package_counters++;
4725678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
4726678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
4727678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4728678a3bd1SLen Brown 			exit(-1);
4729678a3bd1SLen Brown 		}
4730388e9c81SLen Brown 		break;
4731388e9c81SLen Brown 	}
4732388e9c81SLen Brown 
4733388e9c81SLen Brown 	return 0;
4734388e9c81SLen Brown }
4735388e9c81SLen Brown 
4736388e9c81SLen Brown void parse_add_command(char *add_command)
4737388e9c81SLen Brown {
4738388e9c81SLen Brown 	int msr_num = 0;
4739495c7654SLen Brown 	char *path = NULL;
47400f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
4741388e9c81SLen Brown 	int width = 64;
4742388e9c81SLen Brown 	int fail = 0;
4743388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
4744388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
4745388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
4746388e9c81SLen Brown 
4747388e9c81SLen Brown 	while (add_command) {
4748388e9c81SLen Brown 
4749388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
4750388e9c81SLen Brown 			goto next;
4751388e9c81SLen Brown 
4752388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
4753388e9c81SLen Brown 			goto next;
4754388e9c81SLen Brown 
4755495c7654SLen Brown 		if (*add_command == '/') {
4756495c7654SLen Brown 			path = add_command;
4757495c7654SLen Brown 			goto next;
4758495c7654SLen Brown 		}
4759495c7654SLen Brown 
4760388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
4761388e9c81SLen Brown 			if ((width == 32) || (width == 64))
4762388e9c81SLen Brown 				goto next;
4763388e9c81SLen Brown 			width = 64;
4764388e9c81SLen Brown 		}
4765388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
4766388e9c81SLen Brown 			scope = SCOPE_CPU;
4767388e9c81SLen Brown 			goto next;
4768388e9c81SLen Brown 		}
4769388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
4770388e9c81SLen Brown 			scope = SCOPE_CORE;
4771388e9c81SLen Brown 			goto next;
4772388e9c81SLen Brown 		}
4773388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
4774388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
4775388e9c81SLen Brown 			goto next;
4776388e9c81SLen Brown 		}
4777388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
4778388e9c81SLen Brown 			type = COUNTER_CYCLES;
4779388e9c81SLen Brown 			goto next;
4780388e9c81SLen Brown 		}
4781388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
4782388e9c81SLen Brown 			type = COUNTER_SECONDS;
4783388e9c81SLen Brown 			goto next;
4784388e9c81SLen Brown 		}
478541618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
478641618e63SLen Brown 			type = COUNTER_USEC;
478741618e63SLen Brown 			goto next;
478841618e63SLen Brown 		}
4789388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
4790388e9c81SLen Brown 			format = FORMAT_RAW;
4791388e9c81SLen Brown 			goto next;
4792388e9c81SLen Brown 		}
4793388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
4794388e9c81SLen Brown 			format = FORMAT_DELTA;
4795388e9c81SLen Brown 			goto next;
4796388e9c81SLen Brown 		}
4797388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
4798388e9c81SLen Brown 			format = FORMAT_PERCENT;
4799388e9c81SLen Brown 			goto next;
4800388e9c81SLen Brown 		}
4801388e9c81SLen Brown 
4802388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
4803388e9c81SLen Brown 			char *eos;
4804388e9c81SLen Brown 
4805388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
4806388e9c81SLen Brown 			if (eos)
4807388e9c81SLen Brown 				*eos = '\0';
4808388e9c81SLen Brown 			goto next;
4809388e9c81SLen Brown 		}
4810388e9c81SLen Brown 
4811388e9c81SLen Brown next:
4812388e9c81SLen Brown 		add_command = strchr(add_command, ',');
4813495c7654SLen Brown 		if (add_command) {
4814495c7654SLen Brown 			*add_command = '\0';
4815388e9c81SLen Brown 			add_command++;
4816495c7654SLen Brown 		}
4817388e9c81SLen Brown 
4818388e9c81SLen Brown 	}
4819495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
4820495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
4821388e9c81SLen Brown 		fail++;
4822388e9c81SLen Brown 	}
4823388e9c81SLen Brown 
4824388e9c81SLen Brown 	/* generate default column header */
4825388e9c81SLen Brown 	if (*name_buffer == '\0') {
4826388e9c81SLen Brown 		if (width == 32)
48275f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
4828388e9c81SLen Brown 		else
48295f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
4830388e9c81SLen Brown 	}
4831388e9c81SLen Brown 
483241618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
4833388e9c81SLen Brown 		fail++;
4834388e9c81SLen Brown 
4835388e9c81SLen Brown 	if (fail) {
4836388e9c81SLen Brown 		help();
4837388e9c81SLen Brown 		exit(1);
4838388e9c81SLen Brown 	}
4839388e9c81SLen Brown }
484041618e63SLen Brown 
4841dd778a5eSLen Brown int is_deferred_skip(char *name)
4842dd778a5eSLen Brown {
4843dd778a5eSLen Brown 	int i;
4844dd778a5eSLen Brown 
4845dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
4846dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
4847dd778a5eSLen Brown 			return 1;
4848dd778a5eSLen Brown 	return 0;
4849dd778a5eSLen Brown }
4850dd778a5eSLen Brown 
485141618e63SLen Brown void probe_sysfs(void)
485241618e63SLen Brown {
485341618e63SLen Brown 	char path[64];
485441618e63SLen Brown 	char name_buf[16];
485541618e63SLen Brown 	FILE *input;
485641618e63SLen Brown 	int state;
485741618e63SLen Brown 	char *sp;
485841618e63SLen Brown 
485941618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
486041618e63SLen Brown 		return;
486141618e63SLen Brown 
486241618e63SLen Brown 	for (state = 10; state > 0; --state) {
486341618e63SLen Brown 
486441618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
486541618e63SLen Brown 			base_cpu, state);
486641618e63SLen Brown 		input = fopen(path, "r");
486741618e63SLen Brown 		if (input == NULL)
486841618e63SLen Brown 			continue;
486941618e63SLen Brown 		fgets(name_buf, sizeof(name_buf), input);
487041618e63SLen Brown 
487141618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
487241618e63SLen Brown 		sp = strchr(name_buf, '-');
487341618e63SLen Brown 		if (!sp)
487441618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
487541618e63SLen Brown 		*sp = '%';
487641618e63SLen Brown 		*(sp + 1) = '\0';
487741618e63SLen Brown 
487841618e63SLen Brown 		fclose(input);
487941618e63SLen Brown 
488041618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
488141618e63SLen Brown 
4882dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
4883dd778a5eSLen Brown 			continue;
4884dd778a5eSLen Brown 
488541618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC,
488641618e63SLen Brown 				FORMAT_PERCENT, SYSFS_PERCPU);
488741618e63SLen Brown 	}
488841618e63SLen Brown 
488941618e63SLen Brown 	for (state = 10; state > 0; --state) {
489041618e63SLen Brown 
489141618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
489241618e63SLen Brown 			base_cpu, state);
489341618e63SLen Brown 		input = fopen(path, "r");
489441618e63SLen Brown 		if (input == NULL)
489541618e63SLen Brown 			continue;
489641618e63SLen Brown 		fgets(name_buf, sizeof(name_buf), input);
489741618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
489841618e63SLen Brown 		sp = strchr(name_buf, '-');
489941618e63SLen Brown 		if (!sp)
490041618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
490141618e63SLen Brown 		*sp = '\0';
490241618e63SLen Brown 		fclose(input);
490341618e63SLen Brown 
490441618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
490541618e63SLen Brown 
4906dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
4907dd778a5eSLen Brown 			continue;
4908dd778a5eSLen Brown 
490941618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS,
491041618e63SLen Brown 				FORMAT_DELTA, SYSFS_PERCPU);
491141618e63SLen Brown 	}
491241618e63SLen Brown 
491341618e63SLen Brown }
491441618e63SLen Brown 
49151ef7d21aSLen Brown 
49161ef7d21aSLen Brown /*
49171ef7d21aSLen Brown  * parse cpuset with following syntax
49181ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
49191ef7d21aSLen Brown  */
49201ef7d21aSLen Brown void parse_cpu_command(char *optarg)
49211ef7d21aSLen Brown {
49221ef7d21aSLen Brown 	unsigned int start, end;
49231ef7d21aSLen Brown 	char *next;
49241ef7d21aSLen Brown 
49254e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
49264e4e1e7cSLen Brown 		if (cpu_subset)
49274e4e1e7cSLen Brown 			goto error;
49284e4e1e7cSLen Brown 		show_core_only++;
49294e4e1e7cSLen Brown 		return;
49304e4e1e7cSLen Brown 	}
49314e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
49324e4e1e7cSLen Brown 		if (cpu_subset)
49334e4e1e7cSLen Brown 			goto error;
49344e4e1e7cSLen Brown 		show_pkg_only++;
49354e4e1e7cSLen Brown 		return;
49364e4e1e7cSLen Brown 	}
49374e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
49384e4e1e7cSLen Brown 		goto error;
49394e4e1e7cSLen Brown 
49401ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
49411ef7d21aSLen Brown 	if (cpu_subset == NULL)
49421ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
49431ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
49441ef7d21aSLen Brown 
49451ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
49461ef7d21aSLen Brown 
49471ef7d21aSLen Brown 	next = optarg;
49481ef7d21aSLen Brown 
49491ef7d21aSLen Brown 	while (next && *next) {
49501ef7d21aSLen Brown 
49511ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
49521ef7d21aSLen Brown 			goto error;
49531ef7d21aSLen Brown 
49541ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
49551ef7d21aSLen Brown 
49561ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
49571ef7d21aSLen Brown 			goto error;
49581ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
49591ef7d21aSLen Brown 
49601ef7d21aSLen Brown 		if (*next == '\0')
49611ef7d21aSLen Brown 			break;
49621ef7d21aSLen Brown 
49631ef7d21aSLen Brown 		if (*next == ',') {
49641ef7d21aSLen Brown 			next += 1;
49651ef7d21aSLen Brown 			continue;
49661ef7d21aSLen Brown 		}
49671ef7d21aSLen Brown 
49681ef7d21aSLen Brown 		if (*next == '-') {
49691ef7d21aSLen Brown 			next += 1;	/* start range */
49701ef7d21aSLen Brown 		} else if (*next == '.') {
49711ef7d21aSLen Brown 			next += 1;
49721ef7d21aSLen Brown 			if (*next == '.')
49731ef7d21aSLen Brown 				next += 1;	/* start range */
49741ef7d21aSLen Brown 			else
49751ef7d21aSLen Brown 				goto error;
49761ef7d21aSLen Brown 		}
49771ef7d21aSLen Brown 
49781ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
49791ef7d21aSLen Brown 		if (end <= start)
49801ef7d21aSLen Brown 			goto error;
49811ef7d21aSLen Brown 
49821ef7d21aSLen Brown 		while (++start <= end) {
49831ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
49841ef7d21aSLen Brown 				goto error;
49851ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
49861ef7d21aSLen Brown 		}
49871ef7d21aSLen Brown 
49881ef7d21aSLen Brown 		if (*next == ',')
49891ef7d21aSLen Brown 			next += 1;
49901ef7d21aSLen Brown 		else if (*next != '\0')
49911ef7d21aSLen Brown 			goto error;
49921ef7d21aSLen Brown 	}
49931ef7d21aSLen Brown 
49941ef7d21aSLen Brown 	return;
49951ef7d21aSLen Brown 
49961ef7d21aSLen Brown error:
49974e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
49984e4e1e7cSLen Brown 	help();
49991ef7d21aSLen Brown 	exit(-1);
50001ef7d21aSLen Brown }
50011ef7d21aSLen Brown 
5002812db3f7SLen Brown 
5003103a8feaSLen Brown void cmdline(int argc, char **argv)
5004103a8feaSLen Brown {
5005103a8feaSLen Brown 	int opt;
5006d8af6f5fSLen Brown 	int option_index = 0;
5007d8af6f5fSLen Brown 	static struct option long_options[] = {
5008388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
50091ef7d21aSLen Brown 		{"cpu",		required_argument,	0, 'c'},
5010d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
501196e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
5012*3f44a5c6SLen Brown 		{"enable",	required_argument,	0, 'e'},
5013d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
5014d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
5015812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
5016d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
5017c8ade361SLen Brown 		{"list",	no_argument,		0, 'l'},
5018b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
501996e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
5020812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
5021d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
5022d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
5023d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
5024d8af6f5fSLen Brown 		{0,		0,			0,  0 }
5025d8af6f5fSLen Brown 	};
5026103a8feaSLen Brown 
5027103a8feaSLen Brown 	progname = argv[0];
5028103a8feaSLen Brown 
5029*3f44a5c6SLen Brown 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jo:qST:v",
5030d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
5031103a8feaSLen Brown 		switch (opt) {
5032388e9c81SLen Brown 		case 'a':
5033388e9c81SLen Brown 			parse_add_command(optarg);
5034388e9c81SLen Brown 			break;
50351ef7d21aSLen Brown 		case 'c':
50361ef7d21aSLen Brown 			parse_cpu_command(optarg);
50371ef7d21aSLen Brown 			break;
5038d8af6f5fSLen Brown 		case 'D':
5039d8af6f5fSLen Brown 			dump_only++;
50408e180f3cSLen Brown 			break;
5041*3f44a5c6SLen Brown 		case 'e':
5042*3f44a5c6SLen Brown 			/* --enable specified counter */
5043*3f44a5c6SLen Brown 			bic_enabled |= bic_lookup(optarg, SHOW_LIST);
5044*3f44a5c6SLen Brown 			break;
5045d8af6f5fSLen Brown 		case 'd':
5046d8af6f5fSLen Brown 			debug++;
5047*3f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
50482f32edf1SLen Brown 			break;
5049812db3f7SLen Brown 		case 'H':
5050*3f44a5c6SLen Brown 			/*
5051*3f44a5c6SLen Brown 			 * --hide: do not show those specified
5052*3f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
5053*3f44a5c6SLen Brown 			 */
5054*3f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
5055812db3f7SLen Brown 			break;
5056d8af6f5fSLen Brown 		case 'h':
5057d8af6f5fSLen Brown 		default:
5058d8af6f5fSLen Brown 			help();
5059d8af6f5fSLen Brown 			exit(1);
5060d8af6f5fSLen Brown 		case 'i':
50612a0609c0SLen Brown 			{
50622a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
50632a0609c0SLen Brown 
50642a0609c0SLen Brown 				if (interval < 0.001) {
5065b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
50662a0609c0SLen Brown 						interval);
50672a0609c0SLen Brown 					exit(2);
50682a0609c0SLen Brown 				}
50692a0609c0SLen Brown 
50702a0609c0SLen Brown 				interval_ts.tv_sec = interval;
50712a0609c0SLen Brown 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
50722a0609c0SLen Brown 			}
5073889facbeSLen Brown 			break;
50745c56be9aSDirk Brandewie 		case 'J':
50755c56be9aSDirk Brandewie 			rapl_joules++;
50765c56be9aSDirk Brandewie 			break;
5077c8ade361SLen Brown 		case 'l':
5078*3f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
5079c8ade361SLen Brown 			list_header_only++;
5080c8ade361SLen Brown 			quiet++;
5081c8ade361SLen Brown 			break;
5082b7d8c148SLen Brown 		case 'o':
5083b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
5084b7d8c148SLen Brown 			break;
508596e47158SLen Brown 		case 'q':
508696e47158SLen Brown 			quiet = 1;
508796e47158SLen Brown 			break;
5088812db3f7SLen Brown 		case 's':
5089*3f44a5c6SLen Brown 			/*
5090*3f44a5c6SLen Brown 			 * --show: show only those specified
5091*3f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
5092*3f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
5093*3f44a5c6SLen Brown 			 */
5094*3f44a5c6SLen Brown 			if (shown == 0)
5095*3f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
5096*3f44a5c6SLen Brown 			else
5097*3f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
5098*3f44a5c6SLen Brown 			shown = 1;
5099812db3f7SLen Brown 			break;
5100d8af6f5fSLen Brown 		case 'S':
5101d8af6f5fSLen Brown 			summary_only++;
5102d8af6f5fSLen Brown 			break;
5103d8af6f5fSLen Brown 		case 'T':
5104d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
5105d8af6f5fSLen Brown 			break;
5106d8af6f5fSLen Brown 		case 'v':
5107d8af6f5fSLen Brown 			print_version();
5108d8af6f5fSLen Brown 			exit(0);
5109d8af6f5fSLen Brown 			break;
5110103a8feaSLen Brown 		}
5111103a8feaSLen Brown 	}
5112103a8feaSLen Brown }
5113103a8feaSLen Brown 
5114103a8feaSLen Brown int main(int argc, char **argv)
5115103a8feaSLen Brown {
5116b7d8c148SLen Brown 	outf = stderr;
5117b7d8c148SLen Brown 
5118103a8feaSLen Brown 	cmdline(argc, argv);
5119103a8feaSLen Brown 
512096e47158SLen Brown 	if (!quiet)
5121d8af6f5fSLen Brown 		print_version();
5122103a8feaSLen Brown 
512341618e63SLen Brown 	probe_sysfs();
512441618e63SLen Brown 
5125103a8feaSLen Brown 	turbostat_init();
5126103a8feaSLen Brown 
51273b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
51283b4d5c7fSAndy Shevchenko 	if (dump_only)
51293b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
51303b4d5c7fSAndy Shevchenko 
5131c8ade361SLen Brown 	/* list header and exit */
5132c8ade361SLen Brown 	if (list_header_only) {
5133c8ade361SLen Brown 		print_header(",");
5134c8ade361SLen Brown 		flush_output_stdout();
5135c8ade361SLen Brown 		return 0;
5136c8ade361SLen Brown 	}
5137c8ade361SLen Brown 
5138103a8feaSLen Brown 	/*
5139103a8feaSLen Brown 	 * if any params left, it must be a command to fork
5140103a8feaSLen Brown 	 */
5141103a8feaSLen Brown 	if (argc - optind)
5142103a8feaSLen Brown 		return fork_it(argv + optind);
5143103a8feaSLen Brown 	else
5144103a8feaSLen Brown 		turbostat_loop();
5145103a8feaSLen Brown 
5146103a8feaSLen Brown 	return 0;
5147103a8feaSLen Brown }
5148