xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 008d396eb219ee5a1c98c9ef01c35752d35f0d6c)
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;
53d8af6f5fSLen Brown unsigned int rapl_joules;
54d8af6f5fSLen Brown unsigned int summary_only;
55d8af6f5fSLen Brown unsigned int dump_only;
56103a8feaSLen Brown unsigned int do_snb_cstates;
57fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
58ee7e38e3SLen Brown unsigned int do_pc2;
59ee7e38e3SLen Brown unsigned int do_pc3;
60ee7e38e3SLen Brown unsigned int do_pc6;
61ee7e38e3SLen Brown unsigned int do_pc7;
62ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10;
630b2bb692SLen Brown unsigned int do_skl_residency;
64144b44b1SLen Brown unsigned int do_slm_cstates;
65144b44b1SLen Brown unsigned int use_c1_residency_msr;
66103a8feaSLen Brown unsigned int has_aperf;
67889facbeSLen Brown unsigned int has_epb;
685a63426eSLen Brown unsigned int do_irtl_snb;
695a63426eSLen Brown unsigned int do_irtl_hsw;
70fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
71103a8feaSLen Brown unsigned int genuine_intel;
72103a8feaSLen Brown unsigned int has_invariant_tsc;
73d7899447SLen Brown unsigned int do_nhm_platform_info;
74cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
75b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
76103a8feaSLen Brown double bclk;
77a2b7b749SLen Brown double base_hz;
7821ed5574SLen Brown unsigned int has_base_hz;
79a2b7b749SLen Brown double tsc_tweak = 1.0;
80c98d5d94SLen Brown unsigned int show_pkg_only;
81c98d5d94SLen Brown unsigned int show_core_only;
82c98d5d94SLen Brown char *output_buffer, *outp;
83889facbeSLen Brown unsigned int do_rapl;
84889facbeSLen Brown unsigned int do_dts;
85889facbeSLen Brown unsigned int do_ptm;
86fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
8727d47356SLen Brown unsigned int gfx_cur_mhz;
88889facbeSLen Brown unsigned int tcc_activation_temp;
89889facbeSLen Brown unsigned int tcc_activation_temp_override;
9040ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
9140ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
92889facbeSLen Brown double rapl_joule_counter_range;
933a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
943a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
953a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
968a5bdf41SLen Brown unsigned int crystal_hz;
978a5bdf41SLen Brown unsigned long long tsc_hz;
987ce7d5deSPrarit Bhargava int base_cpu;
9921ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
1007f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
1017f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
1027f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
1037f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1047f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1057f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10633148d67SLen Brown unsigned int has_misc_feature_control;
107889facbeSLen Brown 
108889facbeSLen Brown #define RAPL_PKG		(1 << 0)
109e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
110e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
111e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
112e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
113e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
114e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
115e6f9bb3cSLen Brown 
116889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
117e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
118e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
119e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
120e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1210b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1220b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
123e6f9bb3cSLen Brown 
1249148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
125e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1260b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
127e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
128e6f9bb3cSLen Brown 
1290b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
130e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
131e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
132e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1339148494cSJacob Pan 
1349148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1359148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1369148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
137889facbeSLen Brown #define	TJMAX_DEFAULT	100
138889facbeSLen Brown 
139889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
140103a8feaSLen Brown 
141388e9c81SLen Brown /*
142388e9c81SLen Brown  * buffer size used by sscanf() for added column names
143388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
144388e9c81SLen Brown  */
145388e9c81SLen Brown #define	NAME_BYTES 20
146388e9c81SLen Brown 
147103a8feaSLen Brown int backwards_count;
148103a8feaSLen Brown char *progname;
149103a8feaSLen Brown 
150c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set;
151c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize;
152678a3bd1SLen Brown #define MAX_ADDED_COUNTERS 16
153c98d5d94SLen Brown 
154c98d5d94SLen Brown struct thread_data {
155c98d5d94SLen Brown 	unsigned long long tsc;
156c98d5d94SLen Brown 	unsigned long long aperf;
157c98d5d94SLen Brown 	unsigned long long mperf;
158144b44b1SLen Brown 	unsigned long long c1;
159562a2d37SLen Brown 	unsigned int irq_count;
1601ed51011SLen Brown 	unsigned int smi_count;
161c98d5d94SLen Brown 	unsigned int cpu_id;
162c98d5d94SLen Brown 	unsigned int flags;
163c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
164c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
165678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
166c98d5d94SLen Brown } *thread_even, *thread_odd;
167c98d5d94SLen Brown 
168c98d5d94SLen Brown struct core_data {
169c98d5d94SLen Brown 	unsigned long long c3;
170c98d5d94SLen Brown 	unsigned long long c6;
171c98d5d94SLen Brown 	unsigned long long c7;
1720539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
173889facbeSLen Brown 	unsigned int core_temp_c;
174c98d5d94SLen Brown 	unsigned int core_id;
175678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
176c98d5d94SLen Brown } *core_even, *core_odd;
177c98d5d94SLen Brown 
178c98d5d94SLen Brown struct pkg_data {
179c98d5d94SLen Brown 	unsigned long long pc2;
180c98d5d94SLen Brown 	unsigned long long pc3;
181c98d5d94SLen Brown 	unsigned long long pc6;
182c98d5d94SLen Brown 	unsigned long long pc7;
183ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
184ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
185ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
1860b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
1870b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
1880b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
1890b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
1909185e988SLen Brown 	long long gfx_rc6_ms;
19127d47356SLen Brown 	unsigned int gfx_mhz;
192c98d5d94SLen Brown 	unsigned int package_id;
193889facbeSLen Brown 	unsigned int energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
194889facbeSLen Brown 	unsigned int energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
195889facbeSLen Brown 	unsigned int energy_cores;	/* MSR_PP0_ENERGY_STATUS */
196889facbeSLen Brown 	unsigned int energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
197889facbeSLen Brown 	unsigned int rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
198889facbeSLen Brown 	unsigned int rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
199889facbeSLen Brown 	unsigned int pkg_temp_c;
200678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
201c98d5d94SLen Brown } *package_even, *package_odd;
202c98d5d94SLen Brown 
203c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
204c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
205c98d5d94SLen Brown 
206c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \
207c98d5d94SLen Brown 	(thread_base + (pkg_no) * topo.num_cores_per_pkg * \
208c98d5d94SLen Brown 		topo.num_threads_per_core + \
209c98d5d94SLen Brown 		(core_no) * topo.num_threads_per_core + (thread_no))
210c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \
211c98d5d94SLen Brown 	(core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no))
212c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
213c98d5d94SLen Brown 
214388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
215388e9c81SLen Brown enum counter_type {COUNTER_CYCLES, COUNTER_SECONDS};
216388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
217388e9c81SLen Brown 
218388e9c81SLen Brown struct msr_counter {
219388e9c81SLen Brown 	unsigned int msr_num;
220388e9c81SLen Brown 	char name[NAME_BYTES];
221388e9c81SLen Brown 	unsigned int width;
222388e9c81SLen Brown 	enum counter_type type;
223388e9c81SLen Brown 	enum counter_format format;
224388e9c81SLen Brown 	struct msr_counter *next;
225812db3f7SLen Brown 	unsigned int flags;
226812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
227812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
228388e9c81SLen Brown };
229388e9c81SLen Brown 
230388e9c81SLen Brown struct sys_counters {
231678a3bd1SLen Brown 	unsigned int added_thread_counters;
232678a3bd1SLen Brown 	unsigned int added_core_counters;
233678a3bd1SLen Brown 	unsigned int added_package_counters;
234388e9c81SLen Brown 	struct msr_counter *tp;
235388e9c81SLen Brown 	struct msr_counter *cp;
236388e9c81SLen Brown 	struct msr_counter *pp;
237388e9c81SLen Brown } sys;
238388e9c81SLen Brown 
239c98d5d94SLen Brown struct system_summary {
240c98d5d94SLen Brown 	struct thread_data threads;
241c98d5d94SLen Brown 	struct core_data cores;
242c98d5d94SLen Brown 	struct pkg_data packages;
243388e9c81SLen Brown } average;
244c98d5d94SLen Brown 
245c98d5d94SLen Brown 
246c98d5d94SLen Brown struct topo_params {
247c98d5d94SLen Brown 	int num_packages;
248103a8feaSLen Brown 	int num_cpus;
249c98d5d94SLen Brown 	int num_cores;
250c98d5d94SLen Brown 	int max_cpu_num;
251c98d5d94SLen Brown 	int num_cores_per_pkg;
252c98d5d94SLen Brown 	int num_threads_per_core;
253c98d5d94SLen Brown } topo;
254103a8feaSLen Brown 
255c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
256103a8feaSLen Brown 
257562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
258562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
259562a2d37SLen Brown 
260c98d5d94SLen Brown void setup_all_buffers(void);
261103a8feaSLen Brown 
262c98d5d94SLen Brown int cpu_is_not_present(int cpu)
263d15cf7c1SLen Brown {
264c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
265c98d5d94SLen Brown }
266c98d5d94SLen Brown /*
267c98d5d94SLen Brown  * run func(thread, core, package) in topology order
268c98d5d94SLen Brown  * skip non-present cpus
269c98d5d94SLen Brown  */
270c98d5d94SLen Brown 
271c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
272c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
273c98d5d94SLen Brown {
274c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
275c98d5d94SLen Brown 
276c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
277c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
278c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
279c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
280c98d5d94SLen Brown 				struct thread_data *t;
281c98d5d94SLen Brown 				struct core_data *c;
282c98d5d94SLen Brown 				struct pkg_data *p;
283c98d5d94SLen Brown 
284c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
285c98d5d94SLen Brown 
286c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
287c98d5d94SLen Brown 					continue;
288c98d5d94SLen Brown 
289c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
290c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
291c98d5d94SLen Brown 
292c98d5d94SLen Brown 				retval = func(t, c, p);
293c98d5d94SLen Brown 				if (retval)
294c98d5d94SLen Brown 					return retval;
295c98d5d94SLen Brown 			}
296c98d5d94SLen Brown 		}
297c98d5d94SLen Brown 	}
298d15cf7c1SLen Brown 	return 0;
299d15cf7c1SLen Brown }
300d15cf7c1SLen Brown 
30188c3281fSLen Brown int cpu_migrate(int cpu)
30288c3281fSLen Brown {
303c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
304c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
305c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
30688c3281fSLen Brown 		return -1;
30788c3281fSLen Brown 	else
30888c3281fSLen Brown 		return 0;
30988c3281fSLen Brown }
31036229897SLen Brown int get_msr_fd(int cpu)
311103a8feaSLen Brown {
312103a8feaSLen Brown 	char pathname[32];
313103a8feaSLen Brown 	int fd;
314103a8feaSLen Brown 
31536229897SLen Brown 	fd = fd_percpu[cpu];
31636229897SLen Brown 
31736229897SLen Brown 	if (fd)
31836229897SLen Brown 		return fd;
31936229897SLen Brown 
320103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
321103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
32215aaa346SLen Brown 	if (fd < 0)
32398481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
324103a8feaSLen Brown 
32536229897SLen Brown 	fd_percpu[cpu] = fd;
32636229897SLen Brown 
32736229897SLen Brown 	return fd;
32836229897SLen Brown }
32936229897SLen Brown 
33036229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
33136229897SLen Brown {
33236229897SLen Brown 	ssize_t retval;
33336229897SLen Brown 
33436229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
33515aaa346SLen Brown 
33698481e79SLen Brown 	if (retval != sizeof *msr)
337cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
33815aaa346SLen Brown 
33915aaa346SLen Brown 	return 0;
340103a8feaSLen Brown }
341103a8feaSLen Brown 
342fc04cc67SLen Brown /*
343812db3f7SLen Brown  * Each string in this array is compared in --show and --hide cmdline.
344812db3f7SLen Brown  * Thus, strings that are proper sub-sets must follow their more specific peers.
345fc04cc67SLen Brown  */
346812db3f7SLen Brown struct msr_counter bic[] = {
347812db3f7SLen Brown 	{ 0x0, "Package" },
348812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
349812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
350812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
351812db3f7SLen Brown 	{ 0x0, "IRQ" },
352812db3f7SLen Brown 	{ 0x0, "SMI", 32, 0, FORMAT_DELTA, NULL},
353812db3f7SLen Brown 	{ 0x0, "Busy%" },
354812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
355812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
356812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
357812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
358812db3f7SLen Brown 	{ 0x0, "ThreadC" },
359812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
360812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
361812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
362812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
363812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
364812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
365812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
366812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
367812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
368812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
369812db3f7SLen Brown 	{ 0x0, "CorWatt" },
370812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
371812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
372812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
373812db3f7SLen Brown 	{ 0x0, "PKG_%" },
374812db3f7SLen Brown 	{ 0x0, "RAM_%" },
375812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
376812db3f7SLen Brown 	{ 0x0, "Cor_J" },
377812db3f7SLen Brown 	{ 0x0, "GFX_J" },
378812db3f7SLen Brown 	{ 0x0, "RAM_J" },
379812db3f7SLen Brown 	{ 0x0, "Core" },
380812db3f7SLen Brown 	{ 0x0, "CPU" },
3810539ba11SLen Brown 	{ 0x0, "Mod%c6" },
382812db3f7SLen Brown };
383812db3f7SLen Brown 
384812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
385812db3f7SLen Brown #define	BIC_Package	(1ULL << 0)
386812db3f7SLen Brown #define	BIC_Avg_MHz	(1ULL << 1)
387812db3f7SLen Brown #define	BIC_Bzy_MHz	(1ULL << 2)
388812db3f7SLen Brown #define	BIC_TSC_MHz	(1ULL << 3)
389812db3f7SLen Brown #define	BIC_IRQ		(1ULL << 4)
390812db3f7SLen Brown #define	BIC_SMI		(1ULL << 5)
391812db3f7SLen Brown #define	BIC_Busy	(1ULL << 6)
392812db3f7SLen Brown #define	BIC_CPU_c1	(1ULL << 7)
393812db3f7SLen Brown #define	BIC_CPU_c3	(1ULL << 8)
394812db3f7SLen Brown #define	BIC_CPU_c6	(1ULL << 9)
395812db3f7SLen Brown #define	BIC_CPU_c7	(1ULL << 10)
396812db3f7SLen Brown #define	BIC_ThreadC	(1ULL << 11)
397812db3f7SLen Brown #define	BIC_CoreTmp	(1ULL << 12)
398812db3f7SLen Brown #define	BIC_CoreCnt	(1ULL << 13)
399812db3f7SLen Brown #define	BIC_PkgTmp	(1ULL << 14)
400812db3f7SLen Brown #define	BIC_GFX_rc6	(1ULL << 15)
401812db3f7SLen Brown #define	BIC_GFXMHz	(1ULL << 16)
402812db3f7SLen Brown #define	BIC_Pkgpc2	(1ULL << 17)
403812db3f7SLen Brown #define	BIC_Pkgpc3	(1ULL << 18)
404812db3f7SLen Brown #define	BIC_Pkgpc6	(1ULL << 19)
405812db3f7SLen Brown #define	BIC_Pkgpc7	(1ULL << 20)
406812db3f7SLen Brown #define	BIC_PkgWatt	(1ULL << 21)
407812db3f7SLen Brown #define	BIC_CorWatt	(1ULL << 22)
408812db3f7SLen Brown #define	BIC_GFXWatt	(1ULL << 23)
409812db3f7SLen Brown #define	BIC_PkgCnt	(1ULL << 24)
410812db3f7SLen Brown #define	BIC_RAMWatt	(1ULL << 27)
411812db3f7SLen Brown #define	BIC_PKG__	(1ULL << 28)
412812db3f7SLen Brown #define	BIC_RAM__	(1ULL << 29)
413812db3f7SLen Brown #define	BIC_Pkg_J	(1ULL << 30)
414812db3f7SLen Brown #define	BIC_Cor_J	(1ULL << 31)
415812db3f7SLen Brown #define	BIC_GFX_J	(1ULL << 30)
416812db3f7SLen Brown #define	BIC_RAM_J	(1ULL << 31)
417812db3f7SLen Brown #define	BIC_Core	(1ULL << 32)
418812db3f7SLen Brown #define	BIC_CPU		(1ULL << 33)
4190539ba11SLen Brown #define	BIC_Mod_c6	(1ULL << 34)
420812db3f7SLen Brown 
421812db3f7SLen Brown unsigned long long bic_enabled = 0xFFFFFFFFFFFFFFFFULL;
422812db3f7SLen Brown unsigned long long bic_present;
423812db3f7SLen Brown 
424812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
425812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
426812db3f7SLen Brown 
427812db3f7SLen Brown /*
428812db3f7SLen Brown  * bic_lookup
429812db3f7SLen Brown  * for all the strings in comma separate name_list,
430812db3f7SLen Brown  * set the approprate bit in return value.
431812db3f7SLen Brown  */
432812db3f7SLen Brown unsigned long long bic_lookup(char *name_list)
433812db3f7SLen Brown {
434812db3f7SLen Brown 	int i;
435812db3f7SLen Brown 	unsigned long long retval = 0;
436812db3f7SLen Brown 
437812db3f7SLen Brown 	while (name_list) {
438812db3f7SLen Brown 		char *comma;
439812db3f7SLen Brown 
440812db3f7SLen Brown 		comma = strchr(name_list, ',');
441812db3f7SLen Brown 
442812db3f7SLen Brown 		if (comma)
443812db3f7SLen Brown 			*comma = '\0';
444812db3f7SLen Brown 
445812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
446812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
447812db3f7SLen Brown 				retval |= (1ULL << i);
448812db3f7SLen Brown 				break;
449812db3f7SLen Brown 			}
450812db3f7SLen Brown 		}
451812db3f7SLen Brown 		if (i == MAX_BIC) {
452812db3f7SLen Brown 			fprintf(stderr, "Invalid counter name: %s\n", name_list);
453812db3f7SLen Brown 			exit(-1);
454812db3f7SLen Brown 		}
455812db3f7SLen Brown 
456812db3f7SLen Brown 		name_list = comma;
457812db3f7SLen Brown 		if (name_list)
458812db3f7SLen Brown 			name_list++;
459812db3f7SLen Brown 
460812db3f7SLen Brown 	}
461812db3f7SLen Brown 	return retval;
462812db3f7SLen Brown }
463fc04cc67SLen Brown 
464a829eb4dSLen Brown void print_header(void)
465103a8feaSLen Brown {
466388e9c81SLen Brown 	struct msr_counter *mp;
467388e9c81SLen Brown 
468812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
4693d109de2SLen Brown 		outp += sprintf(outp, "\tPackage");
470812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
4713d109de2SLen Brown 		outp += sprintf(outp, "\tCore");
472812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
4733d109de2SLen Brown 		outp += sprintf(outp, "\tCPU");
474812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
4753d109de2SLen Brown 		outp += sprintf(outp, "\tAvg_MHz");
476812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
4773d109de2SLen Brown 		outp += sprintf(outp, "\tBusy%%");
478812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
4793d109de2SLen Brown 		outp += sprintf(outp, "\tBzy_MHz");
480812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
4813d109de2SLen Brown 		outp += sprintf(outp, "\tTSC_MHz");
4821cc21f7bSLen Brown 
483812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
4843d109de2SLen Brown 		outp += sprintf(outp, "\tIRQ");
485812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
4863d109de2SLen Brown 		outp += sprintf(outp, "\tSMI");
4871cc21f7bSLen Brown 
488812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c1))
4893d109de2SLen Brown 		outp += sprintf(outp, "\tCPU%%c1");
490889facbeSLen Brown 
491388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
492388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
493388e9c81SLen Brown 			if (mp->width == 64)
494388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
495388e9c81SLen Brown 			else
496388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
497388e9c81SLen Brown 		} else {
498388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
499388e9c81SLen Brown 		}
500388e9c81SLen Brown 	}
501388e9c81SLen Brown 
502812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
503678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c3");
504812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
505678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c6");
506812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
507678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c7");
508678a3bd1SLen Brown 
5090539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
5100539ba11SLen Brown 		outp += sprintf(outp, "\tMod%%c6");
511678a3bd1SLen Brown 
512812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
5133d109de2SLen Brown 		outp += sprintf(outp, "\tCoreTmp");
514388e9c81SLen Brown 
515388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
516388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
517388e9c81SLen Brown 			if (mp->width == 64)
518388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
519388e9c81SLen Brown 			else
520388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
521388e9c81SLen Brown 		} else {
522388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
523388e9c81SLen Brown 		}
524388e9c81SLen Brown 	}
525388e9c81SLen Brown 
526812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
5273d109de2SLen Brown 		outp += sprintf(outp, "\tPkgTmp");
528889facbeSLen Brown 
529812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
5303d109de2SLen Brown 		outp += sprintf(outp, "\tGFX%%rc6");
531fdf676e5SLen Brown 
532812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
5333d109de2SLen Brown 		outp += sprintf(outp, "\tGFXMHz");
53427d47356SLen Brown 
5350b2bb692SLen Brown 	if (do_skl_residency) {
5363d109de2SLen Brown 		outp += sprintf(outp, "\tTotl%%C0");
5373d109de2SLen Brown 		outp += sprintf(outp, "\tAny%%C0");
5383d109de2SLen Brown 		outp += sprintf(outp, "\tGFX%%C0");
5393d109de2SLen Brown 		outp += sprintf(outp, "\tCPUGFX%%");
5400b2bb692SLen Brown 	}
5410b2bb692SLen Brown 
542ee7e38e3SLen Brown 	if (do_pc2)
5433d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc2");
544ee7e38e3SLen Brown 	if (do_pc3)
5453d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc3");
546ee7e38e3SLen Brown 	if (do_pc6)
5473d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc6");
548ee7e38e3SLen Brown 	if (do_pc7)
5493d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc7");
550ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
5513d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc8");
5523d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc9");
5533d109de2SLen Brown 		outp += sprintf(outp, "\tPk%%pc10");
554ca58710fSKristen Carlson Accardi 	}
555103a8feaSLen Brown 
5565c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
557812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
5583d109de2SLen Brown 			outp += sprintf(outp, "\tPkgWatt");
559812db3f7SLen Brown 		if (DO_BIC(BIC_CorWatt))
5603d109de2SLen Brown 			outp += sprintf(outp, "\tCorWatt");
561812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
5623d109de2SLen Brown 			outp += sprintf(outp, "\tGFXWatt");
563812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
5643d109de2SLen Brown 			outp += sprintf(outp, "\tRAMWatt");
565812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
5663d109de2SLen Brown 			outp += sprintf(outp, "\tPKG_%%");
567812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
5683d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_%%");
569d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
570812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
5713d109de2SLen Brown 			outp += sprintf(outp, "\tPkg_J");
572812db3f7SLen Brown 		if (DO_BIC(BIC_Cor_J))
5733d109de2SLen Brown 			outp += sprintf(outp, "\tCor_J");
574812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
5753d109de2SLen Brown 			outp += sprintf(outp, "\tGFX_J");
576812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
5773d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_J");
578812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
5793d109de2SLen Brown 			outp += sprintf(outp, "\tPKG_%%");
580812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
5813d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_%%");
5825c56be9aSDirk Brandewie 	}
583388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
584388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
585388e9c81SLen Brown 			if (mp->width == 64)
586388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
587388e9c81SLen Brown 			else
588388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
589388e9c81SLen Brown 		} else {
590388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
591388e9c81SLen Brown 		}
592388e9c81SLen Brown 	}
593388e9c81SLen Brown 
594c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
595103a8feaSLen Brown }
596103a8feaSLen Brown 
597c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
598c98d5d94SLen Brown 	struct pkg_data *p)
599103a8feaSLen Brown {
600388e9c81SLen Brown 	int i;
601388e9c81SLen Brown 	struct msr_counter *mp;
602388e9c81SLen Brown 
6033b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
604c98d5d94SLen Brown 
605c98d5d94SLen Brown 	if (t) {
6063b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
6073b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
6083b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
6093b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
6103b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
6113b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
6126886fee4SLen Brown 
613812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
614562a2d37SLen Brown 			outp += sprintf(outp, "IRQ: %08X\n", t->irq_count);
615812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
6163b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "SMI: %08X\n", t->smi_count);
617388e9c81SLen Brown 
618388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
619388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
620388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
621388e9c81SLen Brown 		}
622103a8feaSLen Brown 	}
623103a8feaSLen Brown 
624c98d5d94SLen Brown 	if (c) {
6253b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
6263b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
6273b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
6283b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
6293b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
630388e9c81SLen Brown 
631388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
632388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
633388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
634388e9c81SLen Brown 		}
6350539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
636c98d5d94SLen Brown 	}
637103a8feaSLen Brown 
638c98d5d94SLen Brown 	if (p) {
6393b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
6400b2bb692SLen Brown 
6410b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
6420b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
6430b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
6440b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
6450b2bb692SLen Brown 
6463b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
647ee7e38e3SLen Brown 		if (do_pc3)
6483b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
649ee7e38e3SLen Brown 		if (do_pc6)
6503b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
651ee7e38e3SLen Brown 		if (do_pc7)
6523b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
6533b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
6543b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
6553b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
6563b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg);
6573b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores);
6583b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx);
6593b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram);
6603b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle PKG: %0X\n",
6613b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
6623b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle RAM: %0X\n",
6633b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
6643b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
665388e9c81SLen Brown 
666388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
667388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
668388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
669388e9c81SLen Brown 		}
670c98d5d94SLen Brown 	}
6713b4d5c7fSAndy Shevchenko 
6723b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
6733b4d5c7fSAndy Shevchenko 
674c98d5d94SLen Brown 	return 0;
675103a8feaSLen Brown }
676103a8feaSLen Brown 
677e23da037SLen Brown /*
678e23da037SLen Brown  * column formatting convention & formats
679e23da037SLen Brown  */
680c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
681c98d5d94SLen Brown 	struct pkg_data *p)
682103a8feaSLen Brown {
683*008d396eSLen Brown 	double interval_float, tsc;
684fc04cc67SLen Brown 	char *fmt8;
685388e9c81SLen Brown 	int i;
686388e9c81SLen Brown 	struct msr_counter *mp;
687103a8feaSLen Brown 
688c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
689c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
690c98d5d94SLen Brown 		return 0;
691c98d5d94SLen Brown 
692c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
693c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
694c98d5d94SLen Brown 		return 0;
695c98d5d94SLen Brown 
696103a8feaSLen Brown 	interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0;
697103a8feaSLen Brown 
698*008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
699*008d396eSLen Brown 
700c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
701c98d5d94SLen Brown 	if (t == &average.threads) {
702812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
7033d109de2SLen Brown 			outp += sprintf(outp, "\t-");
704812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
7053d109de2SLen Brown 			outp += sprintf(outp, "\t-");
706812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
7073d109de2SLen Brown 			outp += sprintf(outp, "\t-");
708103a8feaSLen Brown 	} else {
709812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
710c98d5d94SLen Brown 			if (p)
7113d109de2SLen Brown 				outp += sprintf(outp, "\t%d", p->package_id);
712c98d5d94SLen Brown 			else
7133d109de2SLen Brown 				outp += sprintf(outp, "\t-");
714c98d5d94SLen Brown 		}
715812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
716c98d5d94SLen Brown 			if (c)
7173d109de2SLen Brown 				outp += sprintf(outp, "\t%d", c->core_id);
718c98d5d94SLen Brown 			else
7193d109de2SLen Brown 				outp += sprintf(outp, "\t-");
720c98d5d94SLen Brown 		}
721812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
7223d109de2SLen Brown 			outp += sprintf(outp, "\t%d", t->cpu_id);
723103a8feaSLen Brown 	}
724fc04cc67SLen Brown 
725812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
7263d109de2SLen Brown 		outp += sprintf(outp, "\t%.0f",
727fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
728fc04cc67SLen Brown 
729812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
730*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/tsc);
731103a8feaSLen Brown 
732812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
73321ed5574SLen Brown 		if (has_base_hz)
7343d109de2SLen Brown 			outp += sprintf(outp, "\t%.0f", base_hz / units * t->aperf / t->mperf);
73521ed5574SLen Brown 		else
7363d109de2SLen Brown 			outp += sprintf(outp, "\t%.0f",
737*008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
73821ed5574SLen Brown 	}
739103a8feaSLen Brown 
740812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
7413d109de2SLen Brown 		outp += sprintf(outp, "\t%.0f", 1.0 * t->tsc/units/interval_float);
742103a8feaSLen Brown 
743562a2d37SLen Brown 	/* IRQ */
744812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
7453d109de2SLen Brown 		outp += sprintf(outp, "\t%d", t->irq_count);
746562a2d37SLen Brown 
7471cc21f7bSLen Brown 	/* SMI */
748812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
7493d109de2SLen Brown 		outp += sprintf(outp, "\t%d", t->smi_count);
7501cc21f7bSLen Brown 
751678a3bd1SLen Brown 	/* C1 */
752812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c1))
753*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/tsc);
754c98d5d94SLen Brown 
755678a3bd1SLen Brown 	/* Added counters */
756678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
757678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
758678a3bd1SLen Brown 			if (mp->width == 32)
759678a3bd1SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) t->counter[i]);
760678a3bd1SLen Brown 			else
761678a3bd1SLen Brown 				outp += sprintf(outp, "\t0x%016llx", t->counter[i]);
762678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
763678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", t->counter[i]);
764678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
765*008d396eSLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * t->counter[i]/tsc);
766678a3bd1SLen Brown 		}
767678a3bd1SLen Brown 	}
768678a3bd1SLen Brown 
769c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
770c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
771c98d5d94SLen Brown 		goto done;
772c98d5d94SLen Brown 
773812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
774*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/tsc);
775812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
776*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/tsc);
777812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
778*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/tsc);
779c98d5d94SLen Brown 
7800539ba11SLen Brown 	/* Mod%c6 */
7810539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
782*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->mc6_us / tsc);
7830539ba11SLen Brown 
784812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
7853d109de2SLen Brown 		outp += sprintf(outp, "\t%d", c->core_temp_c);
786889facbeSLen Brown 
787388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
788388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
789388e9c81SLen Brown 			if (mp->width == 32)
790388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) c->counter[i]);
791388e9c81SLen Brown 			else
792388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%016llx", c->counter[i]);
793388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
794678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", c->counter[i]);
795388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
796*008d396eSLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * c->counter[i]/tsc);
797388e9c81SLen Brown 		}
798388e9c81SLen Brown 	}
799388e9c81SLen Brown 
800c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
801c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
802c98d5d94SLen Brown 		goto done;
803c98d5d94SLen Brown 
8040b2bb692SLen Brown 	/* PkgTmp */
805812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8063d109de2SLen Brown 		outp += sprintf(outp, "\t%d", p->pkg_temp_c);
807889facbeSLen Brown 
808fdf676e5SLen Brown 	/* GFXrc6 */
809812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
810ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
8113d109de2SLen Brown 			outp += sprintf(outp, "\t**.**");
8129185e988SLen Brown 		} else {
8133d109de2SLen Brown 			outp += sprintf(outp, "\t%.2f",
8149185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
8159185e988SLen Brown 		}
8169185e988SLen Brown 	}
817fdf676e5SLen Brown 
81827d47356SLen Brown 	/* GFXMHz */
819812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8203d109de2SLen Brown 		outp += sprintf(outp, "\t%d", p->gfx_mhz);
82127d47356SLen Brown 
8220b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
8230b2bb692SLen Brown 	if (do_skl_residency) {
824*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/tsc);
825*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/tsc);
826*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/tsc);
827*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/tsc);
8280b2bb692SLen Brown 	}
8290b2bb692SLen Brown 
830ee7e38e3SLen Brown 	if (do_pc2)
831*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/tsc);
832ee7e38e3SLen Brown 	if (do_pc3)
833*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/tsc);
834ee7e38e3SLen Brown 	if (do_pc6)
835*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/tsc);
836ee7e38e3SLen Brown 	if (do_pc7)
837*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/tsc);
838ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
839*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/tsc);
840*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/tsc);
841*008d396eSLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/tsc);
842ca58710fSKristen Carlson Accardi 	}
843889facbeSLen Brown 
844889facbeSLen Brown 	/*
845889facbeSLen Brown  	 * If measurement interval exceeds minimum RAPL Joule Counter range,
846889facbeSLen Brown  	 * indicate that results are suspect by printing "**" in fraction place.
847889facbeSLen Brown  	 */
848fc04cc67SLen Brown 	if (interval_float < rapl_joule_counter_range)
8493d109de2SLen Brown 		fmt8 = "\t%.2f";
850fc04cc67SLen Brown 	else
851fc04cc67SLen Brown 		fmt8 = "%6.0f**";
852889facbeSLen Brown 
853812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
854fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float);
855812db3f7SLen Brown 	if (DO_BIC(BIC_CorWatt))
856fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float);
857812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
858fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float);
859812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
86040ee8e3bSAndrey Semin 		outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float);
861812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
862812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units);
863812db3f7SLen Brown 	if (DO_BIC(BIC_Cor_J))
864812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units);
865812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
866812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units);
867812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
868812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units);
869812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
870fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
871812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
872fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
873812db3f7SLen Brown 
874388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
875388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
876388e9c81SLen Brown 			if (mp->width == 32)
877388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) p->counter[i]);
878388e9c81SLen Brown 			else
879388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%016llx", p->counter[i]);
880388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
881678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", p->counter[i]);
882388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
883*008d396eSLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * p->counter[i]/tsc);
884388e9c81SLen Brown 		}
885388e9c81SLen Brown 	}
886388e9c81SLen Brown 
887c98d5d94SLen Brown done:
888c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
889c98d5d94SLen Brown 
890c98d5d94SLen Brown 	return 0;
891103a8feaSLen Brown }
892103a8feaSLen Brown 
893b7d8c148SLen Brown void flush_output_stdout(void)
894103a8feaSLen Brown {
895b7d8c148SLen Brown 	FILE *filep;
896b7d8c148SLen Brown 
897b7d8c148SLen Brown 	if (outf == stderr)
898b7d8c148SLen Brown 		filep = stdout;
899b7d8c148SLen Brown 	else
900b7d8c148SLen Brown 		filep = outf;
901b7d8c148SLen Brown 
902b7d8c148SLen Brown 	fputs(output_buffer, filep);
903b7d8c148SLen Brown 	fflush(filep);
904b7d8c148SLen Brown 
905c98d5d94SLen Brown 	outp = output_buffer;
906c98d5d94SLen Brown }
907b7d8c148SLen Brown void flush_output_stderr(void)
908c98d5d94SLen Brown {
909b7d8c148SLen Brown 	fputs(output_buffer, outf);
910b7d8c148SLen Brown 	fflush(outf);
911c98d5d94SLen Brown 	outp = output_buffer;
912c98d5d94SLen Brown }
913c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
914c98d5d94SLen Brown {
915e23da037SLen Brown 	static int printed;
916103a8feaSLen Brown 
917e23da037SLen Brown 	if (!printed || !summary_only)
918103a8feaSLen Brown 		print_header();
919103a8feaSLen Brown 
920c98d5d94SLen Brown 	if (topo.num_cpus > 1)
921c98d5d94SLen Brown 		format_counters(&average.threads, &average.cores,
922c98d5d94SLen Brown 			&average.packages);
923103a8feaSLen Brown 
924e23da037SLen Brown 	printed = 1;
925e23da037SLen Brown 
926e23da037SLen Brown 	if (summary_only)
927e23da037SLen Brown 		return;
928e23da037SLen Brown 
929c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
930103a8feaSLen Brown }
931103a8feaSLen Brown 
932889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
933889facbeSLen Brown 	if (new > old) {			\
934889facbeSLen Brown 		old = new - old;		\
935889facbeSLen Brown 	} else {				\
936889facbeSLen Brown 		old = 0x100000000 + new - old;	\
937889facbeSLen Brown 	}
938889facbeSLen Brown 
939ba3dec99SLen Brown int
940c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
941103a8feaSLen Brown {
942388e9c81SLen Brown 	int i;
943388e9c81SLen Brown 	struct msr_counter *mp;
9440b2bb692SLen Brown 
9450b2bb692SLen Brown 	if (do_skl_residency) {
9460b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
9470b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
9480b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
9490b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
9500b2bb692SLen Brown 	}
951c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
952ee7e38e3SLen Brown 	if (do_pc3)
953c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
954ee7e38e3SLen Brown 	if (do_pc6)
955c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
956ee7e38e3SLen Brown 	if (do_pc7)
957c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
958ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
959ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
960ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
961889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
962889facbeSLen Brown 
9639185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
9649185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
9659185e988SLen Brown 		old->gfx_rc6_ms = -1;
9669185e988SLen Brown 	else
967fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
9689185e988SLen Brown 
96927d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
97027d47356SLen Brown 
971889facbeSLen Brown 	DELTA_WRAP32(new->energy_pkg, old->energy_pkg);
972889facbeSLen Brown 	DELTA_WRAP32(new->energy_cores, old->energy_cores);
973889facbeSLen Brown 	DELTA_WRAP32(new->energy_gfx, old->energy_gfx);
974889facbeSLen Brown 	DELTA_WRAP32(new->energy_dram, old->energy_dram);
975889facbeSLen Brown 	DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status);
976889facbeSLen Brown 	DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status);
977ba3dec99SLen Brown 
978388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
979388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
980388e9c81SLen Brown 			old->counter[i] = new->counter[i];
981388e9c81SLen Brown 		else
982388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
983388e9c81SLen Brown 	}
984388e9c81SLen Brown 
985ba3dec99SLen Brown 	return 0;
986103a8feaSLen Brown }
987103a8feaSLen Brown 
988c98d5d94SLen Brown void
989c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
990c98d5d94SLen Brown {
991388e9c81SLen Brown 	int i;
992388e9c81SLen Brown 	struct msr_counter *mp;
993388e9c81SLen Brown 
994c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
995c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
996c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
997889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
9980539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
999388e9c81SLen Brown 
1000388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1001388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1002388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1003388e9c81SLen Brown 		else
1004388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1005388e9c81SLen Brown 	}
1006103a8feaSLen Brown }
1007c98d5d94SLen Brown 
1008c3ae331dSLen Brown /*
1009c3ae331dSLen Brown  * old = new - old
1010c3ae331dSLen Brown  */
1011ba3dec99SLen Brown int
1012c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1013c98d5d94SLen Brown 	struct core_data *core_delta)
1014c98d5d94SLen Brown {
1015388e9c81SLen Brown 	int i;
1016388e9c81SLen Brown 	struct msr_counter *mp;
1017388e9c81SLen Brown 
1018c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1019c98d5d94SLen Brown 
1020103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1021b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1022b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1023b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1024b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1025103a8feaSLen Brown 
1026c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1027c98d5d94SLen Brown 
1028812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
1029c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1030c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1031c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1032c98d5d94SLen Brown 		} else {
1033ba3dec99SLen Brown 			return -1;
1034103a8feaSLen Brown 		}
1035a729617cSLen Brown 	}
1036103a8feaSLen Brown 
1037c98d5d94SLen Brown 
1038144b44b1SLen Brown 	if (use_c1_residency_msr) {
1039144b44b1SLen Brown 		/*
1040144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1041144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1042144b44b1SLen Brown 		 */
1043144b44b1SLen Brown 	} else {
1044103a8feaSLen Brown 		/*
1045c3ae331dSLen Brown 		 * As counter collection is not atomic,
1046c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1047103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1048103a8feaSLen Brown 		 */
1049c3ae331dSLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc)
1050c98d5d94SLen Brown 			old->c1 = 0;
1051c98d5d94SLen Brown 		else {
1052c98d5d94SLen Brown 			/* normal case, derive c1 */
1053*008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1054c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1055c98d5d94SLen Brown 		}
1056144b44b1SLen Brown 	}
1057c3ae331dSLen Brown 
1058c98d5d94SLen Brown 	if (old->mperf == 0) {
1059b7d8c148SLen Brown 		if (debug > 1)
1060b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1061c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1062c98d5d94SLen Brown 	}
1063103a8feaSLen Brown 
1064812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1065562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1066562a2d37SLen Brown 
1067812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
10681ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1069ba3dec99SLen Brown 
1070388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1071388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1072388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1073388e9c81SLen Brown 		else
1074388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1075388e9c81SLen Brown 	}
1076ba3dec99SLen Brown 	return 0;
1077103a8feaSLen Brown }
1078c98d5d94SLen Brown 
1079c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1080c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1081c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1082c98d5d94SLen Brown {
1083ba3dec99SLen Brown 	int retval = 0;
1084ba3dec99SLen Brown 
1085c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1086c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1087c98d5d94SLen Brown 		delta_core(c, c2);
1088c98d5d94SLen Brown 
1089c98d5d94SLen Brown 	/* always calculate thread delta */
1090ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1091ba3dec99SLen Brown 	if (retval)
1092ba3dec99SLen Brown 		return retval;
1093c98d5d94SLen Brown 
1094c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1095c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1096ba3dec99SLen Brown 		retval = delta_package(p, p2);
1097c98d5d94SLen Brown 
1098ba3dec99SLen Brown 	return retval;
1099103a8feaSLen Brown }
1100103a8feaSLen Brown 
1101c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1102103a8feaSLen Brown {
1103388e9c81SLen Brown 	int i;
1104388e9c81SLen Brown 	struct msr_counter  *mp;
1105388e9c81SLen Brown 
1106c98d5d94SLen Brown 	t->tsc = 0;
1107c98d5d94SLen Brown 	t->aperf = 0;
1108c98d5d94SLen Brown 	t->mperf = 0;
1109c98d5d94SLen Brown 	t->c1 = 0;
1110103a8feaSLen Brown 
1111562a2d37SLen Brown 	t->irq_count = 0;
1112562a2d37SLen Brown 	t->smi_count = 0;
1113562a2d37SLen Brown 
1114c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1115c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1116c98d5d94SLen Brown 
1117c98d5d94SLen Brown 	c->c3 = 0;
1118c98d5d94SLen Brown 	c->c6 = 0;
1119c98d5d94SLen Brown 	c->c7 = 0;
11200539ba11SLen Brown 	c->mc6_us = 0;
1121889facbeSLen Brown 	c->core_temp_c = 0;
1122c98d5d94SLen Brown 
11230b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
11240b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
11250b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
11260b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
11270b2bb692SLen Brown 
1128c98d5d94SLen Brown 	p->pc2 = 0;
1129ee7e38e3SLen Brown 	if (do_pc3)
1130c98d5d94SLen Brown 		p->pc3 = 0;
1131ee7e38e3SLen Brown 	if (do_pc6)
1132c98d5d94SLen Brown 		p->pc6 = 0;
1133ee7e38e3SLen Brown 	if (do_pc7)
1134c98d5d94SLen Brown 		p->pc7 = 0;
1135ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1136ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1137ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1138889facbeSLen Brown 
1139889facbeSLen Brown 	p->energy_pkg = 0;
1140889facbeSLen Brown 	p->energy_dram = 0;
1141889facbeSLen Brown 	p->energy_cores = 0;
1142889facbeSLen Brown 	p->energy_gfx = 0;
1143889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1144889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1145889facbeSLen Brown 	p->pkg_temp_c = 0;
114627d47356SLen Brown 
1147fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
114827d47356SLen Brown 	p->gfx_mhz = 0;
1149388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1150388e9c81SLen Brown 		t->counter[i] = 0;
1151388e9c81SLen Brown 
1152388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1153388e9c81SLen Brown 		c->counter[i] = 0;
1154388e9c81SLen Brown 
1155388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1156388e9c81SLen Brown 		p->counter[i] = 0;
1157103a8feaSLen Brown }
1158c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1159c98d5d94SLen Brown 	struct pkg_data *p)
1160103a8feaSLen Brown {
1161388e9c81SLen Brown 	int i;
1162388e9c81SLen Brown 	struct msr_counter *mp;
1163388e9c81SLen Brown 
1164c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1165c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1166c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1167c98d5d94SLen Brown 	average.threads.c1 += t->c1;
116815aaa346SLen Brown 
1169562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1170562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1171562a2d37SLen Brown 
1172388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1173388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1174388e9c81SLen Brown 			continue;
1175388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1176388e9c81SLen Brown 	}
1177388e9c81SLen Brown 
1178c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1179c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1180c98d5d94SLen Brown 		return 0;
1181c98d5d94SLen Brown 
1182c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1183c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1184c98d5d94SLen Brown 	average.cores.c7 += c->c7;
11850539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1186c98d5d94SLen Brown 
1187889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1188889facbeSLen Brown 
1189388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1190388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1191388e9c81SLen Brown 			continue;
1192388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1193388e9c81SLen Brown 	}
1194388e9c81SLen Brown 
1195c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1196c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1197c98d5d94SLen Brown 		return 0;
1198c98d5d94SLen Brown 
11990b2bb692SLen Brown 	if (do_skl_residency) {
12000b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
12010b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
12020b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
12030b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
12040b2bb692SLen Brown 	}
12050b2bb692SLen Brown 
1206c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
1207ee7e38e3SLen Brown 	if (do_pc3)
1208c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
1209ee7e38e3SLen Brown 	if (do_pc6)
1210c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
1211ee7e38e3SLen Brown 	if (do_pc7)
1212c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1213ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1214ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1215ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1216c98d5d94SLen Brown 
1217889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1218889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1219889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1220889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1221889facbeSLen Brown 
1222fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
122327d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
122427d47356SLen Brown 
1225889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1226889facbeSLen Brown 
1227889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1228889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1229388e9c81SLen Brown 
1230388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1231388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1232388e9c81SLen Brown 			continue;
1233388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1234388e9c81SLen Brown 	}
1235c98d5d94SLen Brown 	return 0;
1236c98d5d94SLen Brown }
1237c98d5d94SLen Brown /*
1238c98d5d94SLen Brown  * sum the counters for all cpus in the system
1239c98d5d94SLen Brown  * compute the weighted average
1240c98d5d94SLen Brown  */
1241c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1242c98d5d94SLen Brown 	struct pkg_data *p)
1243c98d5d94SLen Brown {
1244388e9c81SLen Brown 	int i;
1245388e9c81SLen Brown 	struct msr_counter *mp;
1246388e9c81SLen Brown 
1247c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1248c98d5d94SLen Brown 
1249c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1250c98d5d94SLen Brown 
1251c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1252c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1253c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
1254c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1255c98d5d94SLen Brown 
1256c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1257c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1258c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
12590539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1260c98d5d94SLen Brown 
12610b2bb692SLen Brown 	if (do_skl_residency) {
12620b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
12630b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
12640b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
12650b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
12660b2bb692SLen Brown 	}
12670b2bb692SLen Brown 
1268c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
1269ee7e38e3SLen Brown 	if (do_pc3)
1270c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
1271ee7e38e3SLen Brown 	if (do_pc6)
1272c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
1273ee7e38e3SLen Brown 	if (do_pc7)
1274c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1275ca58710fSKristen Carlson Accardi 
1276ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1277ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1278ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1279388e9c81SLen Brown 
1280388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1281388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1282388e9c81SLen Brown 			continue;
1283388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1284388e9c81SLen Brown 	}
1285388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1286388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1287388e9c81SLen Brown 			continue;
1288388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1289388e9c81SLen Brown 	}
1290388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1291388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1292388e9c81SLen Brown 			continue;
1293388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1294388e9c81SLen Brown 	}
1295c98d5d94SLen Brown }
1296c98d5d94SLen Brown 
1297c98d5d94SLen Brown static unsigned long long rdtsc(void)
1298c98d5d94SLen Brown {
1299c98d5d94SLen Brown 	unsigned int low, high;
1300c98d5d94SLen Brown 
1301c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1302c98d5d94SLen Brown 
1303c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1304c98d5d94SLen Brown }
1305c98d5d94SLen Brown 
1306c98d5d94SLen Brown /*
1307c98d5d94SLen Brown  * get_counters(...)
1308c98d5d94SLen Brown  * migrate to cpu
1309c98d5d94SLen Brown  * acquire and record local counters for that cpu
1310c98d5d94SLen Brown  */
1311c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1312c98d5d94SLen Brown {
1313c98d5d94SLen Brown 	int cpu = t->cpu_id;
1314889facbeSLen Brown 	unsigned long long msr;
13150102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1316388e9c81SLen Brown 	struct msr_counter *mp;
1317388e9c81SLen Brown 	int i;
1318c98d5d94SLen Brown 
1319e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
1320b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
132115aaa346SLen Brown 		return -1;
1322e52966c0SLen Brown 	}
132315aaa346SLen Brown 
13240102b067SLen Brown retry:
1325c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
132615aaa346SLen Brown 
1327812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
13280102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
13290102b067SLen Brown 
13300102b067SLen Brown 		/*
13310102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
13320102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
13330102b067SLen Brown 		 *
13340102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
13350102b067SLen Brown 		 * individual system call, so delays may occur
13360102b067SLen Brown 		 * between them.  If the time to read them
13370102b067SLen Brown 		 * varies by a large amount, we re-read them.
13380102b067SLen Brown 		 */
13390102b067SLen Brown 
13400102b067SLen Brown 		/*
13410102b067SLen Brown 		 * This initial dummy APERF read has been seen to
13420102b067SLen Brown 		 * reduce jitter in the subsequent reads.
13430102b067SLen Brown 		 */
13440102b067SLen Brown 
13459c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
1346c98d5d94SLen Brown 			return -3;
13470102b067SLen Brown 
13480102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
13490102b067SLen Brown 
13500102b067SLen Brown 		tsc_before = t->tsc;
13510102b067SLen Brown 
13520102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
13530102b067SLen Brown 			return -3;
13540102b067SLen Brown 
13550102b067SLen Brown 		tsc_between = rdtsc();
13560102b067SLen Brown 
13579c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
1358c98d5d94SLen Brown 			return -4;
13590102b067SLen Brown 
13600102b067SLen Brown 		tsc_after = rdtsc();
13610102b067SLen Brown 
13620102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
13630102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
13640102b067SLen Brown 
13650102b067SLen Brown 		/*
13660102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
13670102b067SLen Brown 		 * differ by more than 2x, then try again.
13680102b067SLen Brown 		 */
13690102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
13700102b067SLen Brown 			aperf_mperf_retry_count++;
13710102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
13720102b067SLen Brown 				goto retry;
13730102b067SLen Brown 			else
13740102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
13750102b067SLen Brown 					cpu, aperf_time, mperf_time);
13760102b067SLen Brown 		}
13770102b067SLen Brown 		aperf_mperf_retry_count = 0;
13780102b067SLen Brown 
1379b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
1380b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
138188c3281fSLen Brown 	}
138288c3281fSLen Brown 
1383812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1384562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
1385812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
13861ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
13871ed51011SLen Brown 			return -5;
13881ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
13891ed51011SLen Brown 	}
13900539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
1391144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
1392144b44b1SLen Brown 			return -6;
1393144b44b1SLen Brown 	}
1394144b44b1SLen Brown 
1395388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1396388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &t->counter[i]))
1397388e9c81SLen Brown 			return -10;
1398388e9c81SLen Brown 	}
1399388e9c81SLen Brown 
1400388e9c81SLen Brown 
1401c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
1402c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1403c98d5d94SLen Brown 		return 0;
1404c98d5d94SLen Brown 
1405812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) {
1406c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
1407c98d5d94SLen Brown 			return -6;
1408144b44b1SLen Brown 	}
1409144b44b1SLen Brown 
1410812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) {
1411c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
1412c98d5d94SLen Brown 			return -7;
1413fb5d4327SDasaratharaman Chandramouli 	} else if (do_knl_cstates) {
1414fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
1415fb5d4327SDasaratharaman Chandramouli 			return -7;
1416103a8feaSLen Brown 	}
141715aaa346SLen Brown 
1418812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
1419c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
1420c98d5d94SLen Brown 			return -8;
1421c98d5d94SLen Brown 
14220539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
14230539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
14240539ba11SLen Brown 			return -8;
14250539ba11SLen Brown 
1426812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
1427889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
1428889facbeSLen Brown 			return -9;
1429889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1430889facbeSLen Brown 	}
1431889facbeSLen Brown 
1432388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1433388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &c->counter[i]))
1434388e9c81SLen Brown 			return -10;
1435388e9c81SLen Brown 	}
1436889facbeSLen Brown 
1437c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
1438c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1439c98d5d94SLen Brown 		return 0;
144015aaa346SLen Brown 
14410b2bb692SLen Brown 	if (do_skl_residency) {
14420b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
14430b2bb692SLen Brown 			return -10;
14440b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
14450b2bb692SLen Brown 			return -11;
14460b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
14470b2bb692SLen Brown 			return -12;
14480b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
14490b2bb692SLen Brown 			return -13;
14500b2bb692SLen Brown 	}
1451ee7e38e3SLen Brown 	if (do_pc3)
1452c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
1453c98d5d94SLen Brown 			return -9;
14540539ba11SLen Brown 	if (do_pc6) {
14550539ba11SLen Brown 		if (do_slm_cstates) {
14560539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
14570539ba11SLen Brown 				return -10;
14580539ba11SLen Brown 		} else {
1459c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
1460c98d5d94SLen Brown 				return -10;
14610539ba11SLen Brown 		}
14620539ba11SLen Brown 	}
14630539ba11SLen Brown 
1464ee7e38e3SLen Brown 	if (do_pc2)
1465c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
1466c98d5d94SLen Brown 			return -11;
1467ee7e38e3SLen Brown 	if (do_pc7)
1468c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
1469c98d5d94SLen Brown 			return -12;
1470ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
1471ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
1472ca58710fSKristen Carlson Accardi 			return -13;
1473ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
1474ca58710fSKristen Carlson Accardi 			return -13;
1475ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
1476ca58710fSKristen Carlson Accardi 			return -13;
1477ca58710fSKristen Carlson Accardi 	}
1478889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
1479889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr))
1480889facbeSLen Brown 			return -13;
1481889facbeSLen Brown 		p->energy_pkg = msr & 0xFFFFFFFF;
1482889facbeSLen Brown 	}
14839148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
1484889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr))
1485889facbeSLen Brown 			return -14;
1486889facbeSLen Brown 		p->energy_cores = msr & 0xFFFFFFFF;
1487889facbeSLen Brown 	}
1488889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
1489889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
1490889facbeSLen Brown 			return -15;
1491889facbeSLen Brown 		p->energy_dram = msr & 0xFFFFFFFF;
1492889facbeSLen Brown 	}
1493889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
1494889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr))
1495889facbeSLen Brown 			return -16;
1496889facbeSLen Brown 		p->energy_gfx = msr & 0xFFFFFFFF;
1497889facbeSLen Brown 	}
1498889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
1499889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr))
1500889facbeSLen Brown 			return -16;
1501889facbeSLen Brown 		p->rapl_pkg_perf_status = msr & 0xFFFFFFFF;
1502889facbeSLen Brown 	}
1503889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
1504889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr))
1505889facbeSLen Brown 			return -16;
1506889facbeSLen Brown 		p->rapl_dram_perf_status = msr & 0xFFFFFFFF;
1507889facbeSLen Brown 	}
1508812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
1509889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
1510889facbeSLen Brown 			return -17;
1511889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1512889facbeSLen Brown 	}
1513fdf676e5SLen Brown 
1514812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
1515fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
1516fdf676e5SLen Brown 
1517812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
151827d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
151927d47356SLen Brown 
1520388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1521388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &p->counter[i]))
1522388e9c81SLen Brown 			return -10;
1523388e9c81SLen Brown 	}
1524388e9c81SLen Brown 
152515aaa346SLen Brown 	return 0;
1526103a8feaSLen Brown }
1527103a8feaSLen Brown 
1528ee7e38e3SLen Brown /*
1529ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
1530ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
1531ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
1532ee7e38e3SLen Brown  */
1533ee7e38e3SLen Brown 
1534ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
1535ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
1536ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
1537ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
1538ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
1539ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
1540ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
1541ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
1542ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
1543ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
1544ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
1545ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
15460b2bb692SLen Brown #define PCL__8 12 /* PC8 */
15470b2bb692SLen Brown #define PCL__9 13 /* PC9 */
15480b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */
1549ee7e38e3SLen Brown 
1550ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
1551ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
15520b2bb692SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"};
1553ee7e38e3SLen Brown 
1554e9257f5fSLen 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};
1555e9257f5fSLen 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};
1556e9257f5fSLen 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};
15570539ba11SLen 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};
1558f2642888SLen 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};
1559e9257f5fSLen 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};
1560e4085d54SLen 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};
1561d8ebb442SLen Brown int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
1562ee7e38e3SLen Brown 
1563a2b7b749SLen Brown 
1564a2b7b749SLen Brown static void
1565a2b7b749SLen Brown calculate_tsc_tweak()
1566a2b7b749SLen Brown {
1567a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
1568a2b7b749SLen Brown }
1569a2b7b749SLen Brown 
1570fcd17211SLen Brown static void
1571fcd17211SLen Brown dump_nhm_platform_info(void)
1572103a8feaSLen Brown {
1573103a8feaSLen Brown 	unsigned long long msr;
1574103a8feaSLen Brown 	unsigned int ratio;
1575103a8feaSLen Brown 
1576ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
1577103a8feaSLen Brown 
1578b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
15796574a5d5SLen Brown 
1580103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
1581710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
1582103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1583103a8feaSLen Brown 
1584103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
1585710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
1586103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1587103a8feaSLen Brown 
15887ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
1589b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
1590bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
159167920418SLen Brown 
1592fcd17211SLen Brown 	return;
1593fcd17211SLen Brown }
1594fcd17211SLen Brown 
1595fcd17211SLen Brown static void
1596fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
1597fcd17211SLen Brown {
1598fcd17211SLen Brown 	unsigned long long msr;
1599fcd17211SLen Brown 	unsigned int ratio;
1600fcd17211SLen Brown 
16017ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
1602fcd17211SLen Brown 
1603b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
1604fcd17211SLen Brown 
1605fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
1606fcd17211SLen Brown 	if (ratio)
1607710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
1608fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1609fcd17211SLen Brown 
1610fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
1611fcd17211SLen Brown 	if (ratio)
1612710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
1613fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1614fcd17211SLen Brown 	return;
1615fcd17211SLen Brown }
1616fcd17211SLen Brown 
1617fcd17211SLen Brown static void
1618fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
1619fcd17211SLen Brown {
1620fcd17211SLen Brown 	unsigned long long msr;
1621fcd17211SLen Brown 	unsigned int ratio;
16226574a5d5SLen Brown 
16237ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
16246574a5d5SLen Brown 
1625b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
16266574a5d5SLen Brown 
16276574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
16286574a5d5SLen Brown 	if (ratio)
1629710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
16306574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16316574a5d5SLen Brown 
16326574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
16336574a5d5SLen Brown 	if (ratio)
1634710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
16356574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16366574a5d5SLen Brown 
16376574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
16386574a5d5SLen Brown 	if (ratio)
1639710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
16406574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16416574a5d5SLen Brown 
16426574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
16436574a5d5SLen Brown 	if (ratio)
1644710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
16456574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16466574a5d5SLen Brown 
16476574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
16486574a5d5SLen Brown 	if (ratio)
1649710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
16506574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16516574a5d5SLen Brown 
16526574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
16536574a5d5SLen Brown 	if (ratio)
1654710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
16556574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16566574a5d5SLen Brown 
16576574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
16586574a5d5SLen Brown 	if (ratio)
1659710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
16606574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16616574a5d5SLen Brown 
16626574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
16636574a5d5SLen Brown 	if (ratio)
1664710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
16656574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
1666103a8feaSLen Brown 	return;
1667fcd17211SLen Brown }
1668fcd17211SLen Brown 
1669fcd17211SLen Brown static void
1670fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void)
1671fcd17211SLen Brown {
1672fcd17211SLen Brown 	unsigned long long msr;
1673fcd17211SLen Brown 	unsigned int ratio;
1674103a8feaSLen Brown 
16757ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
1676103a8feaSLen Brown 
1677b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
16786574a5d5SLen Brown 
16796574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
16806574a5d5SLen Brown 	if (ratio)
1681710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 8 active cores\n",
16826574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16836574a5d5SLen Brown 
16846574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
16856574a5d5SLen Brown 	if (ratio)
1686710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 7 active cores\n",
16876574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16886574a5d5SLen Brown 
16896574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
16906574a5d5SLen Brown 	if (ratio)
1691710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 6 active cores\n",
16926574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16936574a5d5SLen Brown 
16946574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
16956574a5d5SLen Brown 	if (ratio)
1696710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 5 active cores\n",
16976574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16986574a5d5SLen Brown 
1699103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
1700103a8feaSLen Brown 	if (ratio)
1701710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
1702103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1703103a8feaSLen Brown 
1704103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
1705103a8feaSLen Brown 	if (ratio)
1706710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
1707103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1708103a8feaSLen Brown 
1709103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
1710103a8feaSLen Brown 	if (ratio)
1711710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
1712103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1713103a8feaSLen Brown 
1714103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
1715103a8feaSLen Brown 	if (ratio)
1716710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active cores\n",
1717103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1718fcd17211SLen Brown 	return;
1719fcd17211SLen Brown }
17203a9a941dSLen Brown 
1721fcd17211SLen Brown static void
17220f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
17230f7887c4SLen Brown {
17240f7887c4SLen Brown 	unsigned long long msr;
17250f7887c4SLen Brown 	unsigned int ratio;
17260f7887c4SLen Brown 
17270f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
17280f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
17290f7887c4SLen Brown 
17300f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
17310f7887c4SLen Brown 	if (ratio)
17320f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
17330f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17340f7887c4SLen Brown 
17350f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
17360f7887c4SLen Brown 	if (ratio)
17370f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
17380f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17390f7887c4SLen Brown 
17400f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
17410f7887c4SLen Brown 	if (ratio)
17420f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
17430f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17440f7887c4SLen Brown 
17450f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
17460f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
17470f7887c4SLen Brown 
17480f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
17490f7887c4SLen Brown 	if (ratio)
17500f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
17510f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17520f7887c4SLen Brown 
17530f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
17540f7887c4SLen Brown 	if (ratio)
17550f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
17560f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17570f7887c4SLen Brown 
17580f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
17590f7887c4SLen Brown 	if (ratio)
17600f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
17610f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17620f7887c4SLen Brown 
17630f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
17640f7887c4SLen Brown 	if (ratio)
17650f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
17660f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17670f7887c4SLen Brown }
17680f7887c4SLen Brown 
17690f7887c4SLen Brown static void
1770fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
1771fb5d4327SDasaratharaman Chandramouli {
1772cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
1773cbf97abaSHubert Chrzaniuk 
1774fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
1775cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
1776cbf97abaSHubert Chrzaniuk 	int i, b_nr;
1777cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
1778cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
1779fb5d4327SDasaratharaman Chandramouli 
1780ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
1781fb5d4327SDasaratharaman Chandramouli 
1782b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
1783bfae2052SLen Brown 		base_cpu, msr);
1784fb5d4327SDasaratharaman Chandramouli 
1785fb5d4327SDasaratharaman Chandramouli 	/**
1786fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
1787cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
1788cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
1789fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
1790fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
1791fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
1792fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
1793fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
1794fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
1795fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
1796fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
1797fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
1798fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
1799fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
1800fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
1801fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
1802fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
1803fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
1804fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
1805fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
1806fb5d4327SDasaratharaman Chandramouli 	 */
1807fb5d4327SDasaratharaman Chandramouli 
1808cbf97abaSHubert Chrzaniuk 	b_nr = 0;
1809cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
1810cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
1811cbf97abaSHubert Chrzaniuk 
1812cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
1813fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
1814cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
1815fb5d4327SDasaratharaman Chandramouli 
1816cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
1817cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
1818cbf97abaSHubert Chrzaniuk 		b_nr++;
1819fb5d4327SDasaratharaman Chandramouli 	}
1820cbf97abaSHubert Chrzaniuk 
1821cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
1822cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
1823b7d8c148SLen Brown 			fprintf(outf,
1824710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
1825cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
1826fb5d4327SDasaratharaman Chandramouli }
1827fb5d4327SDasaratharaman Chandramouli 
1828fb5d4327SDasaratharaman Chandramouli static void
1829fcd17211SLen Brown dump_nhm_cst_cfg(void)
1830fcd17211SLen Brown {
1831fcd17211SLen Brown 	unsigned long long msr;
1832fcd17211SLen Brown 
18331df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
1834fcd17211SLen Brown 
1835fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE              (1UL << 27)
1836fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE              (1UL << 28)
1837fcd17211SLen Brown 
18381df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
1839fcd17211SLen Brown 
1840b7d8c148SLen Brown 	fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n",
1841fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
1842fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
1843fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
1844fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
1845fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
18466c34f160SLen Brown 		(unsigned int)msr & 0xF,
1847fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
1848fcd17211SLen Brown 	return;
1849103a8feaSLen Brown }
1850103a8feaSLen Brown 
18516fb3143bSLen Brown static void
18526fb3143bSLen Brown dump_config_tdp(void)
18536fb3143bSLen Brown {
18546fb3143bSLen Brown 	unsigned long long msr;
18556fb3143bSLen Brown 
18566fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
1857b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
1858685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
18596fb3143bSLen Brown 
18606fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
1861b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
18626fb3143bSLen Brown 	if (msr) {
1863685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
1864685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
1865685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
1866685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
18676fb3143bSLen Brown 	}
1868b7d8c148SLen Brown 	fprintf(outf, ")\n");
18696fb3143bSLen Brown 
18706fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
1871b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
18726fb3143bSLen Brown 	if (msr) {
1873685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
1874685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
1875685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
1876685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
18776fb3143bSLen Brown 	}
1878b7d8c148SLen Brown 	fprintf(outf, ")\n");
18796fb3143bSLen Brown 
18806fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
1881b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
18826fb3143bSLen Brown 	if ((msr) & 0x3)
1883b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
1884b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
1885b7d8c148SLen Brown 	fprintf(outf, ")\n");
18866fb3143bSLen Brown 
18876fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
1888b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
1889685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
1890b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
1891b7d8c148SLen Brown 	fprintf(outf, ")\n");
18926fb3143bSLen Brown }
18935a63426eSLen Brown 
18945a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
18955a63426eSLen Brown 
18965a63426eSLen Brown void print_irtl(void)
18975a63426eSLen Brown {
18985a63426eSLen Brown 	unsigned long long msr;
18995a63426eSLen Brown 
19005a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
19015a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
19025a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19035a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19045a63426eSLen Brown 
19055a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
19065a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
19075a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19085a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19095a63426eSLen Brown 
19105a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
19115a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
19125a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19135a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19145a63426eSLen Brown 
19155a63426eSLen Brown 	if (!do_irtl_hsw)
19165a63426eSLen Brown 		return;
19175a63426eSLen Brown 
19185a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
19195a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
19205a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19215a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19225a63426eSLen Brown 
19235a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
19245a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
19255a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19265a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19275a63426eSLen Brown 
19285a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
19295a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
19305a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19315a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19325a63426eSLen Brown 
19335a63426eSLen Brown }
193436229897SLen Brown void free_fd_percpu(void)
193536229897SLen Brown {
193636229897SLen Brown 	int i;
193736229897SLen Brown 
193801a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
193936229897SLen Brown 		if (fd_percpu[i] != 0)
194036229897SLen Brown 			close(fd_percpu[i]);
194136229897SLen Brown 	}
194236229897SLen Brown 
194336229897SLen Brown 	free(fd_percpu);
19446fb3143bSLen Brown }
19456fb3143bSLen Brown 
1946c98d5d94SLen Brown void free_all_buffers(void)
1947103a8feaSLen Brown {
1948c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
1949c98d5d94SLen Brown 	cpu_present_set = NULL;
195036229897SLen Brown 	cpu_present_setsize = 0;
1951103a8feaSLen Brown 
1952c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
1953c98d5d94SLen Brown 	cpu_affinity_set = NULL;
1954c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
1955103a8feaSLen Brown 
1956c98d5d94SLen Brown 	free(thread_even);
1957c98d5d94SLen Brown 	free(core_even);
1958c98d5d94SLen Brown 	free(package_even);
1959103a8feaSLen Brown 
1960c98d5d94SLen Brown 	thread_even = NULL;
1961c98d5d94SLen Brown 	core_even = NULL;
1962c98d5d94SLen Brown 	package_even = NULL;
1963103a8feaSLen Brown 
1964c98d5d94SLen Brown 	free(thread_odd);
1965c98d5d94SLen Brown 	free(core_odd);
1966c98d5d94SLen Brown 	free(package_odd);
1967103a8feaSLen Brown 
1968c98d5d94SLen Brown 	thread_odd = NULL;
1969c98d5d94SLen Brown 	core_odd = NULL;
1970c98d5d94SLen Brown 	package_odd = NULL;
1971103a8feaSLen Brown 
1972c98d5d94SLen Brown 	free(output_buffer);
1973c98d5d94SLen Brown 	output_buffer = NULL;
1974c98d5d94SLen Brown 	outp = NULL;
197536229897SLen Brown 
197636229897SLen Brown 	free_fd_percpu();
1977562a2d37SLen Brown 
1978562a2d37SLen Brown 	free(irq_column_2_cpu);
1979562a2d37SLen Brown 	free(irqs_per_cpu);
1980103a8feaSLen Brown }
1981103a8feaSLen Brown 
1982103a8feaSLen Brown /*
198357a42a34SJosh Triplett  * Open a file, and exit on failure
198457a42a34SJosh Triplett  */
198557a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode)
198657a42a34SJosh Triplett {
1987b7d8c148SLen Brown 	FILE *filep = fopen(path, mode);
1988b2c95d90SJosh Triplett 	if (!filep)
1989b2c95d90SJosh Triplett 		err(1, "%s: open failed", path);
199057a42a34SJosh Triplett 	return filep;
199157a42a34SJosh Triplett }
199257a42a34SJosh Triplett 
199357a42a34SJosh Triplett /*
199495aebc44SJosh Triplett  * Parse a file containing a single int.
199595aebc44SJosh Triplett  */
199695aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
199795aebc44SJosh Triplett {
199895aebc44SJosh Triplett 	va_list args;
199995aebc44SJosh Triplett 	char path[PATH_MAX];
200095aebc44SJosh Triplett 	FILE *filep;
200195aebc44SJosh Triplett 	int value;
200295aebc44SJosh Triplett 
200395aebc44SJosh Triplett 	va_start(args, fmt);
200495aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
200595aebc44SJosh Triplett 	va_end(args);
200657a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2007b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2008b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
200995aebc44SJosh Triplett 	fclose(filep);
201095aebc44SJosh Triplett 	return value;
201195aebc44SJosh Triplett }
201295aebc44SJosh Triplett 
201395aebc44SJosh Triplett /*
2014e275b388SDasaratharaman Chandramouli  * get_cpu_position_in_core(cpu)
2015e275b388SDasaratharaman Chandramouli  * return the position of the CPU among its HT siblings in the core
2016e275b388SDasaratharaman Chandramouli  * return -1 if the sibling is not in list
2017103a8feaSLen Brown  */
2018e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu)
2019103a8feaSLen Brown {
2020e275b388SDasaratharaman Chandramouli 	char path[64];
2021e275b388SDasaratharaman Chandramouli 	FILE *filep;
2022e275b388SDasaratharaman Chandramouli 	int this_cpu;
2023e275b388SDasaratharaman Chandramouli 	char character;
2024e275b388SDasaratharaman Chandramouli 	int i;
2025e275b388SDasaratharaman Chandramouli 
2026e275b388SDasaratharaman Chandramouli 	sprintf(path,
2027e275b388SDasaratharaman Chandramouli 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list",
2028e275b388SDasaratharaman Chandramouli 		cpu);
2029e275b388SDasaratharaman Chandramouli 	filep = fopen(path, "r");
2030e275b388SDasaratharaman Chandramouli 	if (filep == NULL) {
2031e275b388SDasaratharaman Chandramouli 		perror(path);
2032e275b388SDasaratharaman Chandramouli 		exit(1);
2033e275b388SDasaratharaman Chandramouli 	}
2034e275b388SDasaratharaman Chandramouli 
2035e275b388SDasaratharaman Chandramouli 	for (i = 0; i < topo.num_threads_per_core; i++) {
2036e275b388SDasaratharaman Chandramouli 		fscanf(filep, "%d", &this_cpu);
2037e275b388SDasaratharaman Chandramouli 		if (this_cpu == cpu) {
2038e275b388SDasaratharaman Chandramouli 			fclose(filep);
2039e275b388SDasaratharaman Chandramouli 			return i;
2040e275b388SDasaratharaman Chandramouli 		}
2041e275b388SDasaratharaman Chandramouli 
2042e275b388SDasaratharaman Chandramouli 		/* Account for no separator after last thread*/
2043e275b388SDasaratharaman Chandramouli 		if (i != (topo.num_threads_per_core - 1))
2044e275b388SDasaratharaman Chandramouli 			fscanf(filep, "%c", &character);
2045e275b388SDasaratharaman Chandramouli 	}
2046e275b388SDasaratharaman Chandramouli 
2047e275b388SDasaratharaman Chandramouli 	fclose(filep);
2048e275b388SDasaratharaman Chandramouli 	return -1;
2049c98d5d94SLen Brown }
2050103a8feaSLen Brown 
2051c98d5d94SLen Brown /*
2052c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2053c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2054c98d5d94SLen Brown  */
2055c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2056c98d5d94SLen Brown {
205795aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2058103a8feaSLen Brown }
2059103a8feaSLen Brown 
2060103a8feaSLen Brown int get_physical_package_id(int cpu)
2061103a8feaSLen Brown {
206295aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2063103a8feaSLen Brown }
2064103a8feaSLen Brown 
2065103a8feaSLen Brown int get_core_id(int cpu)
2066103a8feaSLen Brown {
206795aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2068103a8feaSLen Brown }
2069103a8feaSLen Brown 
2070c98d5d94SLen Brown int get_num_ht_siblings(int cpu)
2071c98d5d94SLen Brown {
2072c98d5d94SLen Brown 	char path[80];
2073c98d5d94SLen Brown 	FILE *filep;
2074e275b388SDasaratharaman Chandramouli 	int sib1;
2075e275b388SDasaratharaman Chandramouli 	int matches = 0;
2076c98d5d94SLen Brown 	char character;
2077e275b388SDasaratharaman Chandramouli 	char str[100];
2078e275b388SDasaratharaman Chandramouli 	char *ch;
2079c98d5d94SLen Brown 
2080c98d5d94SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu);
208157a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2082e275b388SDasaratharaman Chandramouli 
2083103a8feaSLen Brown 	/*
2084c98d5d94SLen Brown 	 * file format:
2085e275b388SDasaratharaman Chandramouli 	 * A ',' separated or '-' separated set of numbers
2086e275b388SDasaratharaman Chandramouli 	 * (eg 1-2 or 1,3,4,5)
2087c98d5d94SLen Brown 	 */
2088e275b388SDasaratharaman Chandramouli 	fscanf(filep, "%d%c\n", &sib1, &character);
2089e275b388SDasaratharaman Chandramouli 	fseek(filep, 0, SEEK_SET);
2090e275b388SDasaratharaman Chandramouli 	fgets(str, 100, filep);
2091e275b388SDasaratharaman Chandramouli 	ch = strchr(str, character);
2092e275b388SDasaratharaman Chandramouli 	while (ch != NULL) {
2093e275b388SDasaratharaman Chandramouli 		matches++;
2094e275b388SDasaratharaman Chandramouli 		ch = strchr(ch+1, character);
2095e275b388SDasaratharaman Chandramouli 	}
2096c98d5d94SLen Brown 
2097c98d5d94SLen Brown 	fclose(filep);
2098e275b388SDasaratharaman Chandramouli 	return matches+1;
2099c98d5d94SLen Brown }
2100c98d5d94SLen Brown 
2101c98d5d94SLen Brown /*
2102c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2103c98d5d94SLen Brown  * skip non-present cpus
2104103a8feaSLen Brown  */
2105103a8feaSLen Brown 
2106c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2107c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2108c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2109c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2110c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2111c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2112c98d5d94SLen Brown {
2113c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
2114c98d5d94SLen Brown 
2115c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
2116c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
2117c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
2118c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
2119c98d5d94SLen Brown 				struct thread_data *t, *t2;
2120c98d5d94SLen Brown 				struct core_data *c, *c2;
2121c98d5d94SLen Brown 				struct pkg_data *p, *p2;
2122c98d5d94SLen Brown 
2123c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
2124c98d5d94SLen Brown 
2125c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
2126c98d5d94SLen Brown 					continue;
2127c98d5d94SLen Brown 
2128c98d5d94SLen Brown 				t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no);
2129c98d5d94SLen Brown 
2130c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
2131c98d5d94SLen Brown 				c2 = GET_CORE(core_base2, core_no, pkg_no);
2132c98d5d94SLen Brown 
2133c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
2134c98d5d94SLen Brown 				p2 = GET_PKG(pkg_base2, pkg_no);
2135c98d5d94SLen Brown 
2136c98d5d94SLen Brown 				retval = func(t, c, p, t2, c2, p2);
2137c98d5d94SLen Brown 				if (retval)
2138c98d5d94SLen Brown 					return retval;
2139c98d5d94SLen Brown 			}
2140c98d5d94SLen Brown 		}
2141c98d5d94SLen Brown 	}
2142c98d5d94SLen Brown 	return 0;
2143c98d5d94SLen Brown }
2144c98d5d94SLen Brown 
2145c98d5d94SLen Brown /*
2146c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2147c98d5d94SLen Brown  * return max_cpu number
2148c98d5d94SLen Brown  */
2149c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2150103a8feaSLen Brown {
2151103a8feaSLen Brown 	FILE *fp;
2152c98d5d94SLen Brown 	int cpu_num;
2153103a8feaSLen Brown 	int retval;
2154103a8feaSLen Brown 
215557a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2156103a8feaSLen Brown 
2157103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2158b2c95d90SJosh Triplett 	if (retval != 0)
2159b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2160103a8feaSLen Brown 
2161c98d5d94SLen Brown 	while (1) {
2162c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2163103a8feaSLen Brown 		if (retval != 1)
2164103a8feaSLen Brown 			break;
2165103a8feaSLen Brown 
2166c98d5d94SLen Brown 		retval = func(cpu_num);
2167c98d5d94SLen Brown 		if (retval) {
2168c98d5d94SLen Brown 			fclose(fp);
2169c98d5d94SLen Brown 			return(retval);
2170c98d5d94SLen Brown 		}
2171103a8feaSLen Brown 	}
2172103a8feaSLen Brown 	fclose(fp);
2173c98d5d94SLen Brown 	return 0;
2174103a8feaSLen Brown }
2175103a8feaSLen Brown 
2176103a8feaSLen Brown void re_initialize(void)
2177103a8feaSLen Brown {
2178c98d5d94SLen Brown 	free_all_buffers();
2179c98d5d94SLen Brown 	setup_all_buffers();
2180c98d5d94SLen Brown 	printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2181103a8feaSLen Brown }
2182103a8feaSLen Brown 
2183c98d5d94SLen Brown 
2184103a8feaSLen Brown /*
2185c98d5d94SLen Brown  * count_cpus()
2186c98d5d94SLen Brown  * remember the last one seen, it will be the max
2187103a8feaSLen Brown  */
2188c98d5d94SLen Brown int count_cpus(int cpu)
2189103a8feaSLen Brown {
2190c98d5d94SLen Brown 	if (topo.max_cpu_num < cpu)
2191c98d5d94SLen Brown 		topo.max_cpu_num = cpu;
2192103a8feaSLen Brown 
2193c98d5d94SLen Brown 	topo.num_cpus += 1;
2194c98d5d94SLen Brown 	return 0;
2195103a8feaSLen Brown }
2196c98d5d94SLen Brown int mark_cpu_present(int cpu)
2197c98d5d94SLen Brown {
2198c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
219915aaa346SLen Brown 	return 0;
2200103a8feaSLen Brown }
2201103a8feaSLen Brown 
2202562a2d37SLen Brown /*
2203562a2d37SLen Brown  * snapshot_proc_interrupts()
2204562a2d37SLen Brown  *
2205562a2d37SLen Brown  * read and record summary of /proc/interrupts
2206562a2d37SLen Brown  *
2207562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
2208562a2d37SLen Brown  */
2209562a2d37SLen Brown int snapshot_proc_interrupts(void)
2210562a2d37SLen Brown {
2211562a2d37SLen Brown 	static FILE *fp;
2212562a2d37SLen Brown 	int column, retval;
2213562a2d37SLen Brown 
2214562a2d37SLen Brown 	if (fp == NULL)
2215562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
2216562a2d37SLen Brown 	else
2217562a2d37SLen Brown 		rewind(fp);
2218562a2d37SLen Brown 
2219562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
2220562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
2221562a2d37SLen Brown 		int cpu_number;
2222562a2d37SLen Brown 
2223562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
2224562a2d37SLen Brown 		if (retval != 1)
2225562a2d37SLen Brown 			break;
2226562a2d37SLen Brown 
2227562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
2228562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
2229562a2d37SLen Brown 			return 1;
2230562a2d37SLen Brown 		}
2231562a2d37SLen Brown 
2232562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
2233562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
2234562a2d37SLen Brown 	}
2235562a2d37SLen Brown 
2236562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
2237562a2d37SLen Brown 	while (1) {
2238562a2d37SLen Brown 		int column;
2239562a2d37SLen Brown 		char buf[64];
2240562a2d37SLen Brown 
2241562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
2242562a2d37SLen Brown 		if (retval != 1)
2243562a2d37SLen Brown 			break;
2244562a2d37SLen Brown 
2245562a2d37SLen Brown 		/* read the count per cpu */
2246562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
2247562a2d37SLen Brown 
2248562a2d37SLen Brown 			int cpu_number, irq_count;
2249562a2d37SLen Brown 
2250562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
2251562a2d37SLen Brown 			if (retval != 1)
2252562a2d37SLen Brown 				break;
2253562a2d37SLen Brown 
2254562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
2255562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
2256562a2d37SLen Brown 
2257562a2d37SLen Brown 		}
2258562a2d37SLen Brown 
2259562a2d37SLen Brown 		while (getc(fp) != '\n')
2260562a2d37SLen Brown 			;	/* flush interrupt description */
2261562a2d37SLen Brown 
2262562a2d37SLen Brown 	}
2263562a2d37SLen Brown 	return 0;
2264562a2d37SLen Brown }
226527d47356SLen Brown /*
2266fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
2267fdf676e5SLen Brown  *
2268fdf676e5SLen Brown  * record snapshot of
2269fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
2270fdf676e5SLen Brown  *
2271fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
2272fdf676e5SLen Brown  */
2273fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
2274fdf676e5SLen Brown {
2275fdf676e5SLen Brown 	FILE *fp;
2276fdf676e5SLen Brown 	int retval;
2277fdf676e5SLen Brown 
2278fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
2279fdf676e5SLen Brown 
2280fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
2281fdf676e5SLen Brown 	if (retval != 1)
2282fdf676e5SLen Brown 		err(1, "GFX rc6");
2283fdf676e5SLen Brown 
2284fdf676e5SLen Brown 	fclose(fp);
2285fdf676e5SLen Brown 
2286fdf676e5SLen Brown 	return 0;
2287fdf676e5SLen Brown }
2288fdf676e5SLen Brown /*
228927d47356SLen Brown  * snapshot_gfx_mhz()
229027d47356SLen Brown  *
229127d47356SLen Brown  * record snapshot of
229227d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
229327d47356SLen Brown  *
229427d47356SLen Brown  * return 1 if config change requires a restart, else return 0
229527d47356SLen Brown  */
229627d47356SLen Brown int snapshot_gfx_mhz(void)
229727d47356SLen Brown {
229827d47356SLen Brown 	static FILE *fp;
229927d47356SLen Brown 	int retval;
230027d47356SLen Brown 
230127d47356SLen Brown 	if (fp == NULL)
230227d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
230327d47356SLen Brown 	else
230427d47356SLen Brown 		rewind(fp);
230527d47356SLen Brown 
230627d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
230727d47356SLen Brown 	if (retval != 1)
230827d47356SLen Brown 		err(1, "GFX MHz");
230927d47356SLen Brown 
231027d47356SLen Brown 	return 0;
231127d47356SLen Brown }
2312562a2d37SLen Brown 
2313562a2d37SLen Brown /*
2314562a2d37SLen Brown  * snapshot /proc and /sys files
2315562a2d37SLen Brown  *
2316562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
2317562a2d37SLen Brown  */
2318562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
2319562a2d37SLen Brown {
2320562a2d37SLen Brown 	if (snapshot_proc_interrupts())
2321562a2d37SLen Brown 		return 1;
2322562a2d37SLen Brown 
2323812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2324fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
2325fdf676e5SLen Brown 
2326812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
232727d47356SLen Brown 		snapshot_gfx_mhz();
232827d47356SLen Brown 
2329562a2d37SLen Brown 	return 0;
2330562a2d37SLen Brown }
2331562a2d37SLen Brown 
2332103a8feaSLen Brown void turbostat_loop()
2333103a8feaSLen Brown {
2334c98d5d94SLen Brown 	int retval;
2335e52966c0SLen Brown 	int restarted = 0;
2336c98d5d94SLen Brown 
2337103a8feaSLen Brown restart:
2338e52966c0SLen Brown 	restarted++;
2339e52966c0SLen Brown 
2340562a2d37SLen Brown 	snapshot_proc_sysfs_files();
2341c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2342d91bb17cSLen Brown 	if (retval < -1) {
2343d91bb17cSLen Brown 		exit(retval);
2344d91bb17cSLen Brown 	} else if (retval == -1) {
2345e52966c0SLen Brown 		if (restarted > 1) {
2346e52966c0SLen Brown 			exit(retval);
2347e52966c0SLen Brown 		}
2348c98d5d94SLen Brown 		re_initialize();
2349c98d5d94SLen Brown 		goto restart;
2350c98d5d94SLen Brown 	}
2351e52966c0SLen Brown 	restarted = 0;
2352103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
2353103a8feaSLen Brown 
2354103a8feaSLen Brown 	while (1) {
2355c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
2356103a8feaSLen Brown 			re_initialize();
2357103a8feaSLen Brown 			goto restart;
2358103a8feaSLen Brown 		}
23592a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2360562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2361562a2d37SLen Brown 			goto restart;
2362c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
2363d91bb17cSLen Brown 		if (retval < -1) {
2364d91bb17cSLen Brown 			exit(retval);
2365d91bb17cSLen Brown 		} else if (retval == -1) {
236615aaa346SLen Brown 			re_initialize();
236715aaa346SLen Brown 			goto restart;
236815aaa346SLen Brown 		}
2369103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
2370103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
2371ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
2372ba3dec99SLen Brown 			re_initialize();
2373ba3dec99SLen Brown 			goto restart;
2374ba3dec99SLen Brown 		}
2375c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
2376c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
2377b7d8c148SLen Brown 		flush_output_stdout();
23782a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2379562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2380562a2d37SLen Brown 			goto restart;
2381c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2382d91bb17cSLen Brown 		if (retval < -1) {
2383d91bb17cSLen Brown 			exit(retval);
2384d91bb17cSLen Brown 		} else if (retval == -1) {
2385103a8feaSLen Brown 			re_initialize();
2386103a8feaSLen Brown 			goto restart;
2387103a8feaSLen Brown 		}
2388103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
2389103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
2390ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
2391ba3dec99SLen Brown 			re_initialize();
2392ba3dec99SLen Brown 			goto restart;
2393ba3dec99SLen Brown 		}
2394c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
2395c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
2396b7d8c148SLen Brown 		flush_output_stdout();
2397103a8feaSLen Brown 	}
2398103a8feaSLen Brown }
2399103a8feaSLen Brown 
2400103a8feaSLen Brown void check_dev_msr()
2401103a8feaSLen Brown {
2402103a8feaSLen Brown 	struct stat sb;
24037ce7d5deSPrarit Bhargava 	char pathname[32];
2404103a8feaSLen Brown 
24057ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
24067ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
2407a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
2408d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
2409103a8feaSLen Brown }
2410103a8feaSLen Brown 
241198481e79SLen Brown void check_permissions()
2412103a8feaSLen Brown {
241398481e79SLen Brown 	struct __user_cap_header_struct cap_header_data;
241498481e79SLen Brown 	cap_user_header_t cap_header = &cap_header_data;
241598481e79SLen Brown 	struct __user_cap_data_struct cap_data_data;
241698481e79SLen Brown 	cap_user_data_t cap_data = &cap_data_data;
241798481e79SLen Brown 	extern int capget(cap_user_header_t hdrp, cap_user_data_t datap);
241898481e79SLen Brown 	int do_exit = 0;
24197ce7d5deSPrarit Bhargava 	char pathname[32];
242098481e79SLen Brown 
242198481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
242298481e79SLen Brown 	cap_header->pid = getpid();
242398481e79SLen Brown 	cap_header->version = _LINUX_CAPABILITY_VERSION;
242498481e79SLen Brown 	if (capget(cap_header, cap_data) < 0)
242598481e79SLen Brown 		err(-6, "capget(2) failed");
242698481e79SLen Brown 
242798481e79SLen Brown 	if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) {
242898481e79SLen Brown 		do_exit++;
242998481e79SLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
243098481e79SLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
243198481e79SLen Brown 	}
243298481e79SLen Brown 
243398481e79SLen Brown 	/* test file permissions */
24347ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
24357ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
243698481e79SLen Brown 		do_exit++;
243798481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
243898481e79SLen Brown 	}
243998481e79SLen Brown 
244098481e79SLen Brown 	/* if all else fails, thell them to be root */
244198481e79SLen Brown 	if (do_exit)
2442b2c95d90SJosh Triplett 		if (getuid() != 0)
2443d7899447SLen Brown 			warnx("... or simply run as root");
244498481e79SLen Brown 
244598481e79SLen Brown 	if (do_exit)
244698481e79SLen Brown 		exit(-6);
2447103a8feaSLen Brown }
2448103a8feaSLen Brown 
2449d7899447SLen Brown /*
2450d7899447SLen Brown  * NHM adds support for additional MSRs:
2451d7899447SLen Brown  *
2452d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
2453d7899447SLen Brown  *
2454ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
24551df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
2456d7899447SLen Brown  *
2457cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
2458cf4cbe53SLen Brown  *
2459d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
2460d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
2461d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
2462d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
2463d7899447SLen Brown  *
2464ee7e38e3SLen Brown  * Side effect:
24651df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
246633148d67SLen Brown  * sets has_misc_feature_control
2467d7899447SLen Brown  */
2468ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
2469103a8feaSLen Brown {
2470ee7e38e3SLen Brown 	unsigned long long msr;
247121ed5574SLen Brown 	unsigned int base_ratio;
2472ee7e38e3SLen Brown 	int *pkg_cstate_limits;
2473ee7e38e3SLen Brown 
2474103a8feaSLen Brown 	if (!genuine_intel)
2475103a8feaSLen Brown 		return 0;
2476103a8feaSLen Brown 
2477103a8feaSLen Brown 	if (family != 6)
2478103a8feaSLen Brown 		return 0;
2479103a8feaSLen Brown 
248021ed5574SLen Brown 	bclk = discover_bclk(family, model);
248121ed5574SLen Brown 
2482103a8feaSLen Brown 	switch (model) {
2483869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
2484869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
2485103a8feaSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
2486869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
2487869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
2488869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2489869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2490ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
2491ee7e38e3SLen Brown 		break;
2492869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
2493869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
2494869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2495869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2496ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
249733148d67SLen Brown 		has_misc_feature_control = 1;
2498ee7e38e3SLen Brown 		break;
2499869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2500869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2501869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2502869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2503869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2504869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2505869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2506869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2507869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2508869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2509869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2510869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2511ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
251233148d67SLen Brown 		has_misc_feature_control = 1;
2513ee7e38e3SLen Brown 		break;
2514d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
2515d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
251633148d67SLen Brown 		has_misc_feature_control = 1;
2517d8ebb442SLen Brown 		break;
2518869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
2519cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2520869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
2521ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
2522ee7e38e3SLen Brown 		break;
2523869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
2524ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
2525cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2526ee7e38e3SLen Brown 		break;
2527869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
2528005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2529ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
2530ee7e38e3SLen Brown 		break;
2531869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
2532869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
2533e4085d54SLen Brown 		pkg_cstate_limits = bxt_pkg_cstate_limits;
2534e4085d54SLen Brown 		break;
2535103a8feaSLen Brown 	default:
2536103a8feaSLen Brown 		return 0;
2537103a8feaSLen Brown 	}
25381df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2539e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
2540ee7e38e3SLen Brown 
2541ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
254221ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
254321ed5574SLen Brown 
254421ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
254521ed5574SLen Brown 	has_base_hz = 1;
2546ee7e38e3SLen Brown 	return 1;
2547103a8feaSLen Brown }
25480f7887c4SLen Brown /*
25490f7887c4SLen Brown  * SLV client has supporet for unique MSRs:
25500f7887c4SLen Brown  *
25510f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
25520f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
25530f7887c4SLen Brown  */
25540f7887c4SLen Brown 
25550f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
25560f7887c4SLen Brown {
25570f7887c4SLen Brown 	if (!genuine_intel)
25580f7887c4SLen Brown 		return 0;
25590f7887c4SLen Brown 
25600f7887c4SLen Brown 	switch (model) {
25610f7887c4SLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
25620f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MERRIFIELD:
25630f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MOOREFIELD:
25640f7887c4SLen Brown 		return 1;
25650f7887c4SLen Brown 	}
25660f7887c4SLen Brown 	return 0;
25670f7887c4SLen Brown }
25680f7887c4SLen Brown 
2569d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model)
2570d7899447SLen Brown {
25710f7887c4SLen Brown 	if (has_slv_msrs(family, model))
25720f7887c4SLen Brown 		return 0;
25730f7887c4SLen Brown 
2574d7899447SLen Brown 	switch (model) {
2575d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
2576869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2577869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2578869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
2579005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2580d7899447SLen Brown 		return 0;
2581d7899447SLen Brown 	default:
2582d7899447SLen Brown 		return 1;
2583d7899447SLen Brown 	}
2584d7899447SLen Brown }
25850f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
25860f7887c4SLen Brown {
25870f7887c4SLen Brown 	if (has_slv_msrs(family, model))
25880f7887c4SLen Brown 		return 1;
25890f7887c4SLen Brown 
25900f7887c4SLen Brown 	return 0;
25910f7887c4SLen Brown }
25926574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
25936574a5d5SLen Brown {
25946574a5d5SLen Brown 	if (!genuine_intel)
25956574a5d5SLen Brown 		return 0;
25966574a5d5SLen Brown 
25976574a5d5SLen Brown 	if (family != 6)
25986574a5d5SLen Brown 		return 0;
25996574a5d5SLen Brown 
26006574a5d5SLen Brown 	switch (model) {
2601869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2602869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
26036574a5d5SLen Brown 		return 1;
26046574a5d5SLen Brown 	default:
26056574a5d5SLen Brown 		return 0;
26066574a5d5SLen Brown 	}
26076574a5d5SLen Brown }
2608fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
2609fcd17211SLen Brown {
2610fcd17211SLen Brown 	if (!genuine_intel)
2611fcd17211SLen Brown 		return 0;
2612fcd17211SLen Brown 
2613fcd17211SLen Brown 	if (family != 6)
2614fcd17211SLen Brown 		return 0;
2615fcd17211SLen Brown 
2616fcd17211SLen Brown 	switch (model) {
2617869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
2618fcd17211SLen Brown 		return 1;
2619fcd17211SLen Brown 	default:
2620fcd17211SLen Brown 		return 0;
2621fcd17211SLen Brown 	}
2622fcd17211SLen Brown }
2623fcd17211SLen Brown 
2624fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
2625fb5d4327SDasaratharaman Chandramouli {
2626fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
2627fb5d4327SDasaratharaman Chandramouli 		return 0;
2628fb5d4327SDasaratharaman Chandramouli 
2629fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
2630fb5d4327SDasaratharaman Chandramouli 		return 0;
2631fb5d4327SDasaratharaman Chandramouli 
2632fb5d4327SDasaratharaman Chandramouli 	switch (model) {
2633869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2634005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2635fb5d4327SDasaratharaman Chandramouli 		return 1;
2636fb5d4327SDasaratharaman Chandramouli 	default:
2637fb5d4327SDasaratharaman Chandramouli 		return 0;
2638fb5d4327SDasaratharaman Chandramouli 	}
2639fb5d4327SDasaratharaman Chandramouli }
26406fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
26416fb3143bSLen Brown {
26426fb3143bSLen Brown 	if (!genuine_intel)
26436fb3143bSLen Brown 		return 0;
26446fb3143bSLen Brown 
26456fb3143bSLen Brown 	if (family != 6)
26466fb3143bSLen Brown 		return 0;
26476fb3143bSLen Brown 
26486fb3143bSLen Brown 	switch (model) {
2649869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2650869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2651869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2652869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2653869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2654869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2655869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2656869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2657869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2658869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2659869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2660869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2661869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2662869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
26636fb3143bSLen Brown 
2664869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2665005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
26666fb3143bSLen Brown 		return 1;
26676fb3143bSLen Brown 	default:
26686fb3143bSLen Brown 		return 0;
26696fb3143bSLen Brown 	}
26706fb3143bSLen Brown }
26716fb3143bSLen Brown 
2672fcd17211SLen Brown static void
26731b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
2674fcd17211SLen Brown {
2675fcd17211SLen Brown 	if (!do_nhm_platform_info)
2676fcd17211SLen Brown 		return;
2677fcd17211SLen Brown 
2678fcd17211SLen Brown 	dump_nhm_platform_info();
2679fcd17211SLen Brown 
2680fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
2681fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
2682fcd17211SLen Brown 
2683fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
2684fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
2685fcd17211SLen Brown 
2686fcd17211SLen Brown 	if (has_nhm_turbo_ratio_limit(family, model))
2687fcd17211SLen Brown 		dump_nhm_turbo_ratio_limits();
2688fcd17211SLen Brown 
26890f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
26900f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
26910f7887c4SLen Brown 
2692fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
2693fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
2694fb5d4327SDasaratharaman Chandramouli 
26956fb3143bSLen Brown 	if (has_config_tdp(family, model))
26966fb3143bSLen Brown 		dump_config_tdp();
26976fb3143bSLen Brown 
2698fcd17211SLen Brown 	dump_nhm_cst_cfg();
2699fcd17211SLen Brown }
2700fcd17211SLen Brown 
27016574a5d5SLen Brown 
2702889facbeSLen Brown /*
2703889facbeSLen Brown  * print_epb()
2704889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
2705889facbeSLen Brown  */
2706889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
2707889facbeSLen Brown {
2708889facbeSLen Brown 	unsigned long long msr;
2709889facbeSLen Brown 	char *epb_string;
2710889facbeSLen Brown 	int cpu;
2711889facbeSLen Brown 
2712889facbeSLen Brown 	if (!has_epb)
2713889facbeSLen Brown 		return 0;
2714889facbeSLen Brown 
2715889facbeSLen Brown 	cpu = t->cpu_id;
2716889facbeSLen Brown 
2717889facbeSLen Brown 	/* EPB is per-package */
2718889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2719889facbeSLen Brown 		return 0;
2720889facbeSLen Brown 
2721889facbeSLen Brown 	if (cpu_migrate(cpu)) {
2722b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
2723889facbeSLen Brown 		return -1;
2724889facbeSLen Brown 	}
2725889facbeSLen Brown 
2726889facbeSLen Brown 	if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
2727889facbeSLen Brown 		return 0;
2728889facbeSLen Brown 
2729e9be7dd6SLen Brown 	switch (msr & 0xF) {
2730889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
2731889facbeSLen Brown 		epb_string = "performance";
2732889facbeSLen Brown 		break;
2733889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
2734889facbeSLen Brown 		epb_string = "balanced";
2735889facbeSLen Brown 		break;
2736889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
2737889facbeSLen Brown 		epb_string = "powersave";
2738889facbeSLen Brown 		break;
2739889facbeSLen Brown 	default:
2740889facbeSLen Brown 		epb_string = "custom";
2741889facbeSLen Brown 		break;
2742889facbeSLen Brown 	}
2743b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string);
2744889facbeSLen Brown 
2745889facbeSLen Brown 	return 0;
2746889facbeSLen Brown }
27477f5c258eSLen Brown /*
27487f5c258eSLen Brown  * print_hwp()
27497f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
27507f5c258eSLen Brown  */
27517f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
27527f5c258eSLen Brown {
27537f5c258eSLen Brown 	unsigned long long msr;
27547f5c258eSLen Brown 	int cpu;
27557f5c258eSLen Brown 
27567f5c258eSLen Brown 	if (!has_hwp)
27577f5c258eSLen Brown 		return 0;
27587f5c258eSLen Brown 
27597f5c258eSLen Brown 	cpu = t->cpu_id;
27607f5c258eSLen Brown 
27617f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
27627f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
27637f5c258eSLen Brown 		return 0;
27647f5c258eSLen Brown 
27657f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
2766b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
27677f5c258eSLen Brown 		return -1;
27687f5c258eSLen Brown 	}
27697f5c258eSLen Brown 
27707f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
27717f5c258eSLen Brown 		return 0;
27727f5c258eSLen Brown 
2773b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
27747f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
27757f5c258eSLen Brown 
27767f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
27777f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
27787f5c258eSLen Brown 		return 0;
27797f5c258eSLen Brown 
27807f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
27817f5c258eSLen Brown 		return 0;
27827f5c258eSLen Brown 
2783b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
27847f5c258eSLen Brown 			"(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n",
27857f5c258eSLen Brown 			cpu, msr,
27867f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
27877f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
27887f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
27897f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
27907f5c258eSLen Brown 
27917f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
27927f5c258eSLen Brown 		return 0;
27937f5c258eSLen Brown 
2794b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
27957f5c258eSLen Brown 			"(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n",
27967f5c258eSLen Brown 			cpu, msr,
27977f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
27987f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
27997f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
28007f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
28017f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
28027f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
28037f5c258eSLen Brown 
28047f5c258eSLen Brown 	if (has_hwp_pkg) {
28057f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
28067f5c258eSLen Brown 			return 0;
28077f5c258eSLen Brown 
2808b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
28097f5c258eSLen Brown 			"(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n",
28107f5c258eSLen Brown 			cpu, msr,
28117f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
28127f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
28137f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
28147f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
28157f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
28167f5c258eSLen Brown 	}
28177f5c258eSLen Brown 	if (has_hwp_notify) {
28187f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
28197f5c258eSLen Brown 			return 0;
28207f5c258eSLen Brown 
2821b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
28227f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
28237f5c258eSLen Brown 			cpu, msr,
28247f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
28257f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
28267f5c258eSLen Brown 	}
28277f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
28287f5c258eSLen Brown 		return 0;
28297f5c258eSLen Brown 
2830b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
28317f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
28327f5c258eSLen Brown 			cpu, msr,
28337f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
28347f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
2835889facbeSLen Brown 
2836889facbeSLen Brown 	return 0;
2837889facbeSLen Brown }
2838889facbeSLen Brown 
28393a9a941dSLen Brown /*
28403a9a941dSLen Brown  * print_perf_limit()
28413a9a941dSLen Brown  */
28423a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
28433a9a941dSLen Brown {
28443a9a941dSLen Brown 	unsigned long long msr;
28453a9a941dSLen Brown 	int cpu;
28463a9a941dSLen Brown 
28473a9a941dSLen Brown 	cpu = t->cpu_id;
28483a9a941dSLen Brown 
28493a9a941dSLen Brown 	/* per-package */
28503a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
28513a9a941dSLen Brown 		return 0;
28523a9a941dSLen Brown 
28533a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
2854b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
28553a9a941dSLen Brown 		return -1;
28563a9a941dSLen Brown 	}
28573a9a941dSLen Brown 
28583a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
28593a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
2860b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2861b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
2862e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
28633a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
2864e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
2865e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
2866e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
2867e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
2868e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
2869e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
2870e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
2871e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
2872e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
2873e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
2874e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
2875e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
2876b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
2877e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
28783a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
2879e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
2880e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
2881e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
2882e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
2883e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
2884e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
2885e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
2886e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
2887e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
2888e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
2889e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
2890e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
28913a9a941dSLen Brown 
28923a9a941dSLen Brown 	}
28933a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
28943a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
2895b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2896b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
28973a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
28983a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
28993a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
29003a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
29013a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
29023a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
29033a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
29043a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
2905b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
29063a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
29073a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
29083a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
29093a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
29103a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
29113a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
29123a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
29133a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
29143a9a941dSLen Brown 	}
29153a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
29163a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
2917b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2918b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
29193a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
29203a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
29213a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
29223a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
29233a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
29243a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
2925b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
29263a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
29273a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
29283a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
29293a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
29303a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
29313a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
29323a9a941dSLen Brown 	}
29333a9a941dSLen Brown 	return 0;
29343a9a941dSLen Brown }
29353a9a941dSLen Brown 
2936889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
2937889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
2938889facbeSLen Brown 
29391b69317dSColin Ian King double get_tdp(unsigned int model)
2940144b44b1SLen Brown {
2941144b44b1SLen Brown 	unsigned long long msr;
2942144b44b1SLen Brown 
2943144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
29447ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
2945144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
2946144b44b1SLen Brown 
2947144b44b1SLen Brown 	switch (model) {
2948869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
2949869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:
2950144b44b1SLen Brown 		return 30.0;
2951144b44b1SLen Brown 	default:
2952144b44b1SLen Brown 		return 135.0;
2953144b44b1SLen Brown 	}
2954144b44b1SLen Brown }
2955144b44b1SLen Brown 
295640ee8e3bSAndrey Semin /*
295740ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
295840ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
295940ee8e3bSAndrey Semin  */
296040ee8e3bSAndrey Semin static double
296140ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
296240ee8e3bSAndrey Semin {
296340ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
296440ee8e3bSAndrey Semin 
296540ee8e3bSAndrey Semin 	switch (model) {
2966869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2967869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2968869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2969869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
2970005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
297140ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
297240ee8e3bSAndrey Semin 	default:
297340ee8e3bSAndrey Semin 		return (rapl_energy_units);
297440ee8e3bSAndrey Semin 	}
297540ee8e3bSAndrey Semin }
297640ee8e3bSAndrey Semin 
2977144b44b1SLen Brown 
2978889facbeSLen Brown /*
2979889facbeSLen Brown  * rapl_probe()
2980889facbeSLen Brown  *
2981144b44b1SLen Brown  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
2982889facbeSLen Brown  */
2983889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model)
2984889facbeSLen Brown {
2985889facbeSLen Brown 	unsigned long long msr;
2986144b44b1SLen Brown 	unsigned int time_unit;
2987889facbeSLen Brown 	double tdp;
2988889facbeSLen Brown 
2989889facbeSLen Brown 	if (!genuine_intel)
2990889facbeSLen Brown 		return;
2991889facbeSLen Brown 
2992889facbeSLen Brown 	if (family != 6)
2993889facbeSLen Brown 		return;
2994889facbeSLen Brown 
2995889facbeSLen Brown 	switch (model) {
2996869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
2997869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
2998869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2999869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3000869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3001869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3002869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3003144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
3004812db3f7SLen Brown 		if (rapl_joules) {
3005812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3006812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3007812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
3008812db3f7SLen Brown 		} else {
3009812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3010812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3011812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
3012812db3f7SLen Brown 		}
3013889facbeSLen Brown 		break;
3014869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3015e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
3016812db3f7SLen Brown 		if (rapl_joules)
3017812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3018812db3f7SLen Brown 		else
3019812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3020e4085d54SLen Brown 		break;
3021869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3022869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3023869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3024869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
30250b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
3026812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3027812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3028812db3f7SLen Brown 		if (rapl_joules) {
3029812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3030812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3031812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3032812db3f7SLen Brown 		} else {
3033812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3034812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3035812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3036812db3f7SLen Brown 		}
30370b2bb692SLen Brown 		break;
3038869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
3039869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3040869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3041869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3042869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3043005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
30440b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
3045812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3046812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3047812db3f7SLen Brown 		if (rapl_joules) {
3048812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3049812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3050812db3f7SLen Brown 		} else {
3051812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3052812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3053812db3f7SLen Brown 		}
3054e6f9bb3cSLen Brown 		break;
3055869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3056869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
30570b2bb692SLen 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;
3058812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3059812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3060812db3f7SLen Brown 		if (rapl_joules) {
3061812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3062812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3063812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3064812db3f7SLen Brown 		} else {
3065812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3066812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3067812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3068812db3f7SLen Brown 		}
3069144b44b1SLen Brown 		break;
3070869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3071869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3072144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
3073812db3f7SLen Brown 		if (rapl_joules) {
3074812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3075812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3076812db3f7SLen Brown 		} else {
3077812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3078812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3079812db3f7SLen Brown 		}
3080889facbeSLen Brown 		break;
3081869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
30820f644909SJacob 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;
3083812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3084812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3085812db3f7SLen Brown 		if (rapl_joules) {
3086812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3087812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3088812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3089812db3f7SLen Brown 		} else {
3090812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3091812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3092812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3093812db3f7SLen Brown 		}
30940f644909SJacob Pan 		break;
3095889facbeSLen Brown 	default:
3096889facbeSLen Brown 		return;
3097889facbeSLen Brown 	}
3098889facbeSLen Brown 
3099889facbeSLen Brown 	/* units on package 0, verify later other packages match */
31007ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
3101889facbeSLen Brown 		return;
3102889facbeSLen Brown 
3103889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
3104869ce69eSLen Brown 	if (model == INTEL_FAM6_ATOM_SILVERMONT1)
3105144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
3106144b44b1SLen Brown 	else
3107889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
3108889facbeSLen Brown 
310940ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
311040ee8e3bSAndrey Semin 
3111144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
3112144b44b1SLen Brown 	if (time_unit == 0)
3113144b44b1SLen Brown 		time_unit = 0xA;
3114889facbeSLen Brown 
3115144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
3116144b44b1SLen Brown 
3117144b44b1SLen Brown 	tdp = get_tdp(model);
3118889facbeSLen Brown 
3119889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
312096e47158SLen Brown 	if (!quiet)
3121b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
3122889facbeSLen Brown 
3123889facbeSLen Brown 	return;
3124889facbeSLen Brown }
3125889facbeSLen Brown 
31261b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
31273a9a941dSLen Brown {
31283a9a941dSLen Brown 	if (!genuine_intel)
31293a9a941dSLen Brown 		return;
31303a9a941dSLen Brown 
31313a9a941dSLen Brown 	if (family != 6)
31323a9a941dSLen Brown 		return;
31333a9a941dSLen Brown 
31343a9a941dSLen Brown 	switch (model) {
3135869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3136869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3137869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
31383a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
3139869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
31403a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
31413a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
31423a9a941dSLen Brown 	default:
31433a9a941dSLen Brown 		return;
31443a9a941dSLen Brown 	}
31453a9a941dSLen Brown }
31463a9a941dSLen Brown 
3147889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3148889facbeSLen Brown {
3149889facbeSLen Brown 	unsigned long long msr;
3150889facbeSLen Brown 	unsigned int dts;
3151889facbeSLen Brown 	int cpu;
3152889facbeSLen Brown 
3153889facbeSLen Brown 	if (!(do_dts || do_ptm))
3154889facbeSLen Brown 		return 0;
3155889facbeSLen Brown 
3156889facbeSLen Brown 	cpu = t->cpu_id;
3157889facbeSLen Brown 
3158889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
3159889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
3160889facbeSLen Brown 		return 0;
3161889facbeSLen Brown 
3162889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3163b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3164889facbeSLen Brown 		return -1;
3165889facbeSLen Brown 	}
3166889facbeSLen Brown 
3167889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
3168889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
3169889facbeSLen Brown 			return 0;
3170889facbeSLen Brown 
3171889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3172b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
3173889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
3174889facbeSLen Brown 
3175889facbeSLen Brown #ifdef	THERM_DEBUG
3176889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
3177889facbeSLen Brown 			return 0;
3178889facbeSLen Brown 
3179889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3180889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3181b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3182889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3183889facbeSLen Brown #endif
3184889facbeSLen Brown 	}
3185889facbeSLen Brown 
3186889facbeSLen Brown 
3187889facbeSLen Brown 	if (do_dts) {
3188889facbeSLen Brown 		unsigned int resolution;
3189889facbeSLen Brown 
3190889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
3191889facbeSLen Brown 			return 0;
3192889facbeSLen Brown 
3193889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3194889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
3195b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
3196889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
3197889facbeSLen Brown 
3198889facbeSLen Brown #ifdef THERM_DEBUG
3199889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
3200889facbeSLen Brown 			return 0;
3201889facbeSLen Brown 
3202889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3203889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3204b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3205889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3206889facbeSLen Brown #endif
3207889facbeSLen Brown 	}
3208889facbeSLen Brown 
3209889facbeSLen Brown 	return 0;
3210889facbeSLen Brown }
3211889facbeSLen Brown 
3212889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
3213889facbeSLen Brown {
3214b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
3215889facbeSLen Brown 		cpu, label,
3216889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
3217889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
3218889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
3219889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
3220889facbeSLen Brown 
3221889facbeSLen Brown 	return;
3222889facbeSLen Brown }
3223889facbeSLen Brown 
3224889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3225889facbeSLen Brown {
3226889facbeSLen Brown 	unsigned long long msr;
3227889facbeSLen Brown 	int cpu;
3228889facbeSLen Brown 
3229889facbeSLen Brown 	if (!do_rapl)
3230889facbeSLen Brown 		return 0;
3231889facbeSLen Brown 
3232889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
3233889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3234889facbeSLen Brown 		return 0;
3235889facbeSLen Brown 
3236889facbeSLen Brown 	cpu = t->cpu_id;
3237889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3238b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3239889facbeSLen Brown 		return -1;
3240889facbeSLen Brown 	}
3241889facbeSLen Brown 
3242889facbeSLen Brown 	if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
3243889facbeSLen Brown 		return -1;
3244889facbeSLen Brown 
324596e47158SLen Brown 	fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr,
3246144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
324796e47158SLen Brown 
3248144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
3249144b44b1SLen Brown 
3250889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
3251889facbeSLen Brown                 	return -5;
3252889facbeSLen Brown 
3253889facbeSLen Brown 
3254b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3255889facbeSLen Brown 			cpu, msr,
3256889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3257889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3258889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3259889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
3260889facbeSLen Brown 
3261144b44b1SLen Brown 	}
3262144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
3263144b44b1SLen Brown 
3264889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
3265889facbeSLen Brown 			return -9;
3266889facbeSLen Brown 
3267b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
3268889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
3269889facbeSLen Brown 
3270889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
3271b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
3272889facbeSLen Brown 			cpu,
3273889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
3274889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
3275889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
3276889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
3277889facbeSLen Brown 	}
3278889facbeSLen Brown 
32790b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
3280889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
3281889facbeSLen Brown                 	return -6;
3282889facbeSLen Brown 
3283b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3284889facbeSLen Brown 			cpu, msr,
3285889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3286889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3287889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3288889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
32890b2bb692SLen Brown 	}
32900b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
3291889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
3292889facbeSLen Brown 			return -9;
3293b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
3294889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3295889facbeSLen Brown 
3296889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
3297889facbeSLen Brown 	}
3298144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
3299889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
3300889facbeSLen Brown 			return -7;
3301889facbeSLen Brown 
3302b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
3303144b44b1SLen Brown 	}
33049148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
3305889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
3306889facbeSLen Brown 			return -9;
3307b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
3308889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3309889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
3310889facbeSLen Brown 	}
3311889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
3312889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
3313889facbeSLen Brown 			return -8;
3314889facbeSLen Brown 
3315b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
3316889facbeSLen Brown 
3317889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
3318889facbeSLen Brown 			return -9;
3319b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
3320889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
3321889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
3322889facbeSLen Brown 	}
3323889facbeSLen Brown 	return 0;
3324889facbeSLen Brown }
3325889facbeSLen Brown 
3326d7899447SLen Brown /*
3327d7899447SLen Brown  * SNB adds support for additional MSRs:
3328d7899447SLen Brown  *
3329d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
3330d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
3331d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
3332d7899447SLen Brown  */
3333103a8feaSLen Brown 
3334d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
3335103a8feaSLen Brown {
3336103a8feaSLen Brown 	if (!genuine_intel)
3337103a8feaSLen Brown 		return 0;
3338103a8feaSLen Brown 
3339103a8feaSLen Brown 	switch (model) {
3340869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
3341869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3342869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3343869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3344869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3345869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW */
3346869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3347869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3348869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3349869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3350869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3351869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3352869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3353869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3354869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3355869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3356869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3357869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
33585bbac26eSXiaolong Wang 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
3359103a8feaSLen Brown 		return 1;
3360103a8feaSLen Brown 	}
3361103a8feaSLen Brown 	return 0;
3362103a8feaSLen Brown }
3363103a8feaSLen Brown 
3364d7899447SLen Brown /*
3365d7899447SLen Brown  * HSW adds support for additional MSRs:
3366d7899447SLen Brown  *
3367d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
3368d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
3369d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
33705a63426eSLen Brown  *
33715a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
33725a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
33735a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
33745a63426eSLen Brown  *
3375d7899447SLen Brown  */
3376d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model)
3377ca58710fSKristen Carlson Accardi {
3378ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
3379ca58710fSKristen Carlson Accardi 		return 0;
3380ca58710fSKristen Carlson Accardi 
3381ca58710fSKristen Carlson Accardi 	switch (model) {
3382869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3383869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3384869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3385869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3386869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3387869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3388869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3389ca58710fSKristen Carlson Accardi 		return 1;
3390ca58710fSKristen Carlson Accardi 	}
3391ca58710fSKristen Carlson Accardi 	return 0;
3392ca58710fSKristen Carlson Accardi }
3393ca58710fSKristen Carlson Accardi 
33940b2bb692SLen Brown /*
33950b2bb692SLen Brown  * SKL adds support for additional MSRS:
33960b2bb692SLen Brown  *
33970b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
33980b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
33990b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
34000b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
34010b2bb692SLen Brown  */
34020b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
34030b2bb692SLen Brown {
34040b2bb692SLen Brown 	if (!genuine_intel)
34050b2bb692SLen Brown 		return 0;
34060b2bb692SLen Brown 
34070b2bb692SLen Brown 	switch (model) {
3408869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3409869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3410869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3411869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
34120b2bb692SLen Brown 		return 1;
34130b2bb692SLen Brown 	}
34140b2bb692SLen Brown 	return 0;
34150b2bb692SLen Brown }
34160b2bb692SLen Brown 
3417144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
3418144b44b1SLen Brown {
3419144b44b1SLen Brown 	if (!genuine_intel)
3420144b44b1SLen Brown 		return 0;
3421144b44b1SLen Brown 	switch (model) {
3422869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3423869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3424144b44b1SLen Brown 		return 1;
3425144b44b1SLen Brown 	}
3426144b44b1SLen Brown 	return 0;
3427144b44b1SLen Brown }
3428144b44b1SLen Brown 
3429fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
3430fb5d4327SDasaratharaman Chandramouli {
3431fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3432fb5d4327SDasaratharaman Chandramouli 		return 0;
3433fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3434869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3435005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
3436fb5d4327SDasaratharaman Chandramouli 		return 1;
3437fb5d4327SDasaratharaman Chandramouli 	}
3438fb5d4327SDasaratharaman Chandramouli 	return 0;
3439fb5d4327SDasaratharaman Chandramouli }
3440fb5d4327SDasaratharaman Chandramouli 
3441b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
3442b2b34dfeSHubert Chrzaniuk {
3443b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
3444b2b34dfeSHubert Chrzaniuk 		return 1024;
3445b2b34dfeSHubert Chrzaniuk 	return 1;
3446b2b34dfeSHubert Chrzaniuk }
3447b2b34dfeSHubert Chrzaniuk 
3448144b44b1SLen Brown #define SLM_BCLK_FREQS 5
3449144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
3450144b44b1SLen Brown 
3451144b44b1SLen Brown double slm_bclk(void)
3452144b44b1SLen Brown {
3453144b44b1SLen Brown 	unsigned long long msr = 3;
3454144b44b1SLen Brown 	unsigned int i;
3455144b44b1SLen Brown 	double freq;
3456144b44b1SLen Brown 
34577ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
3458b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
3459144b44b1SLen Brown 
3460144b44b1SLen Brown 	i = msr & 0xf;
3461144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
3462b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
34630a91e551SColin Ian King 		i = 3;
3464144b44b1SLen Brown 	}
3465144b44b1SLen Brown 	freq = slm_freq_table[i];
3466144b44b1SLen Brown 
346796e47158SLen Brown 	if (!quiet)
3468b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
3469144b44b1SLen Brown 
3470144b44b1SLen Brown 	return freq;
3471144b44b1SLen Brown }
3472144b44b1SLen Brown 
3473103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
3474103a8feaSLen Brown {
3475121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
3476103a8feaSLen Brown 		return 100.00;
3477144b44b1SLen Brown 	else if (is_slm(family, model))
3478144b44b1SLen Brown 		return slm_bclk();
3479103a8feaSLen Brown 	else
3480103a8feaSLen Brown 		return 133.33;
3481103a8feaSLen Brown }
3482103a8feaSLen Brown 
3483889facbeSLen Brown /*
3484889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
3485889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
3486889facbeSLen Brown  * This is usually equal to tjMax.
3487889facbeSLen Brown  *
3488889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
3489889facbeSLen Brown  * but also allow cmdline over-ride with -T.
3490889facbeSLen Brown  *
3491889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
3492889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
3493889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
3494889facbeSLen Brown  */
3495889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3496889facbeSLen Brown {
3497889facbeSLen Brown 	unsigned long long msr;
3498889facbeSLen Brown 	unsigned int target_c_local;
3499889facbeSLen Brown 	int cpu;
3500889facbeSLen Brown 
3501889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
3502889facbeSLen Brown 	if (!(do_dts || do_ptm))
3503889facbeSLen Brown 		return 0;
3504889facbeSLen Brown 
3505889facbeSLen Brown 	/* this is a per-package concept */
3506889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3507889facbeSLen Brown 		return 0;
3508889facbeSLen Brown 
3509889facbeSLen Brown 	cpu = t->cpu_id;
3510889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3511b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3512889facbeSLen Brown 		return -1;
3513889facbeSLen Brown 	}
3514889facbeSLen Brown 
3515889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
3516889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
3517b7d8c148SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
3518889facbeSLen Brown 			cpu, tcc_activation_temp);
3519889facbeSLen Brown 		return 0;
3520889facbeSLen Brown 	}
3521889facbeSLen Brown 
3522889facbeSLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
3523d7899447SLen Brown 	if (!do_nhm_platform_info)
3524889facbeSLen Brown 		goto guess;
3525889facbeSLen Brown 
35267ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
3527889facbeSLen Brown 		goto guess;
3528889facbeSLen Brown 
35293482124aSJean Delvare 	target_c_local = (msr >> 16) & 0xFF;
3530889facbeSLen Brown 
353196e47158SLen Brown 	if (!quiet)
3532b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
3533889facbeSLen Brown 			cpu, msr, target_c_local);
3534889facbeSLen Brown 
35353482124aSJean Delvare 	if (!target_c_local)
3536889facbeSLen Brown 		goto guess;
3537889facbeSLen Brown 
3538889facbeSLen Brown 	tcc_activation_temp = target_c_local;
3539889facbeSLen Brown 
3540889facbeSLen Brown 	return 0;
3541889facbeSLen Brown 
3542889facbeSLen Brown guess:
3543889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
3544b7d8c148SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
3545889facbeSLen Brown 		cpu, tcc_activation_temp);
3546889facbeSLen Brown 
3547889facbeSLen Brown 	return 0;
3548889facbeSLen Brown }
354969807a63SLen Brown 
3550aa8d8cc7SLen Brown void decode_feature_control_msr(void)
3551aa8d8cc7SLen Brown {
3552aa8d8cc7SLen Brown 	unsigned long long msr;
3553aa8d8cc7SLen Brown 
3554aa8d8cc7SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr))
3555aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
3556aa8d8cc7SLen Brown 			base_cpu, msr,
3557aa8d8cc7SLen Brown 			msr & FEATURE_CONTROL_LOCKED ? "" : "UN-",
3558aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
3559aa8d8cc7SLen Brown }
3560aa8d8cc7SLen Brown 
356169807a63SLen Brown void decode_misc_enable_msr(void)
356269807a63SLen Brown {
356369807a63SLen Brown 	unsigned long long msr;
356469807a63SLen Brown 
356569807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
3566e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
356769807a63SLen Brown 			base_cpu, msr,
3568e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
3569e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
3570e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "No-" : "",
3571e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
3572e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
357369807a63SLen Brown }
357469807a63SLen Brown 
357533148d67SLen Brown void decode_misc_feature_control(void)
357633148d67SLen Brown {
357733148d67SLen Brown 	unsigned long long msr;
357833148d67SLen Brown 
357933148d67SLen Brown 	if (!has_misc_feature_control)
358033148d67SLen Brown 		return;
358133148d67SLen Brown 
358233148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
358333148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
358433148d67SLen Brown 			base_cpu, msr,
358533148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
358633148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
358733148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
358833148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
358933148d67SLen Brown }
3590f0057310SLen Brown /*
3591f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
3592f0057310SLen Brown  *
3593f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
3594f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
3595f0057310SLen Brown  * bit[1] less so...
3596f0057310SLen Brown  */
3597f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
3598f0057310SLen Brown {
3599f0057310SLen Brown 	unsigned long long msr;
3600f0057310SLen Brown 
3601f0057310SLen Brown 	if (!do_nhm_platform_info)
3602f0057310SLen Brown 		return;
3603f0057310SLen Brown 
3604cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
3605cf4cbe53SLen Brown 		return;
3606cf4cbe53SLen Brown 
3607f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
3608ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
3609f0057310SLen Brown 			base_cpu, msr,
3610f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
3611ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
3612ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
3613f0057310SLen Brown }
361471616c8eSLen Brown /*
361571616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
361671616c8eSLen Brown  *
361771616c8eSLen Brown  * This MSRs are present on Silvermont processors,
361871616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
361971616c8eSLen Brown  */
362071616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
362171616c8eSLen Brown {
362271616c8eSLen Brown 	unsigned long long msr;
362371616c8eSLen Brown 
362471616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
362571616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
362671616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
362771616c8eSLen Brown 
362871616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
362971616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
363071616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
363171616c8eSLen Brown }
36327f5c258eSLen Brown 
3633fcd17211SLen Brown void process_cpuid()
3634103a8feaSLen Brown {
363561a87ba7SLen Brown 	unsigned int eax, ebx, ecx, edx, max_level, max_extended_level;
3636103a8feaSLen Brown 	unsigned int fms, family, model, stepping;
3637b3a34e93SLen Brown 	unsigned int has_turbo;
3638103a8feaSLen Brown 
3639103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
3640103a8feaSLen Brown 
36415aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
3642103a8feaSLen Brown 
3643103a8feaSLen Brown 	if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e)
3644103a8feaSLen Brown 		genuine_intel = 1;
3645103a8feaSLen Brown 
364696e47158SLen Brown 	if (!quiet)
3647b7d8c148SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s ",
3648103a8feaSLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx);
3649103a8feaSLen Brown 
36505aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
3651103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
3652103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
3653103a8feaSLen Brown 	stepping = fms & 0xf;
3654103a8feaSLen Brown 	if (family == 6 || family == 0xf)
3655103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
3656103a8feaSLen Brown 
365796e47158SLen Brown 	if (!quiet) {
3658b7d8c148SLen Brown 		fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
3659103a8feaSLen Brown 			max_level, family, model, stepping, family, model, stepping);
3660aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n",
366169807a63SLen Brown 			ecx & (1 << 0) ? "SSE3" : "-",
366269807a63SLen Brown 			ecx & (1 << 3) ? "MONITOR" : "-",
3663aa8d8cc7SLen Brown 			ecx & (1 << 6) ? "SMX" : "-",
366469807a63SLen Brown 			ecx & (1 << 7) ? "EIST" : "-",
366569807a63SLen Brown 			ecx & (1 << 8) ? "TM2" : "-",
366669807a63SLen Brown 			edx & (1 << 4) ? "TSC" : "-",
366769807a63SLen Brown 			edx & (1 << 5) ? "MSR" : "-",
366869807a63SLen Brown 			edx & (1 << 22) ? "ACPI-TM" : "-",
366969807a63SLen Brown 			edx & (1 << 29) ? "TM" : "-");
367069807a63SLen Brown 	}
3671103a8feaSLen Brown 
3672b2c95d90SJosh Triplett 	if (!(edx & (1 << 5)))
3673b2c95d90SJosh Triplett 		errx(1, "CPUID: no MSR");
3674103a8feaSLen Brown 
3675103a8feaSLen Brown 	/*
3676103a8feaSLen Brown 	 * check max extended function levels of CPUID.
3677103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
3678103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
3679103a8feaSLen Brown 	 */
3680103a8feaSLen Brown 	ebx = ecx = edx = 0;
36815aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
3682103a8feaSLen Brown 
368361a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
3684103a8feaSLen Brown 
3685103a8feaSLen Brown 		/*
3686103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
3687103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
3688103a8feaSLen Brown 		 */
36895aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
36908209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
3691d7899447SLen Brown 	}
3692103a8feaSLen Brown 
3693103a8feaSLen Brown 	/*
3694103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
3695103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
3696103a8feaSLen Brown 	 */
3697103a8feaSLen Brown 
36985aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
36998209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
3700812db3f7SLen Brown 	if (has_aperf) {
3701812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
3702812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
3703812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
3704812db3f7SLen Brown 	}
3705889facbeSLen Brown 	do_dts = eax & (1 << 0);
3706812db3f7SLen Brown 	if (do_dts)
3707812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
3708b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
3709889facbeSLen Brown 	do_ptm = eax & (1 << 6);
3710812db3f7SLen Brown 	if (do_ptm)
3711812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
37127f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
37137f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
37147f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
37157f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
37167f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
3717889facbeSLen Brown 	has_epb = ecx & (1 << 3);
3718889facbeSLen Brown 
371996e47158SLen Brown 	if (!quiet)
3720b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
37217f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
37227f5c258eSLen Brown 			has_aperf ? "" : "No-",
3723b3a34e93SLen Brown 			has_turbo ? "" : "No-",
37247f5c258eSLen Brown 			do_dts ? "" : "No-",
37257f5c258eSLen Brown 			do_ptm ? "" : "No-",
37267f5c258eSLen Brown 			has_hwp ? "" : "No-",
37277f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
37287f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
37297f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
37307f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
37317f5c258eSLen Brown 			has_epb ? "" : "No-");
3732103a8feaSLen Brown 
373396e47158SLen Brown 	if (!quiet)
373469807a63SLen Brown 		decode_misc_enable_msr();
373569807a63SLen Brown 
373633148d67SLen Brown 
373796e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
3738aa8d8cc7SLen Brown 		int has_sgx;
3739aa8d8cc7SLen Brown 
3740aa8d8cc7SLen Brown 		ecx = 0;
3741aa8d8cc7SLen Brown 
3742aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
3743aa8d8cc7SLen Brown 
3744aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
3745aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
3746aa8d8cc7SLen Brown 
3747aa8d8cc7SLen Brown 		if (has_sgx)
3748aa8d8cc7SLen Brown 			decode_feature_control_msr();
3749aa8d8cc7SLen Brown 	}
3750aa8d8cc7SLen Brown 
375161a87ba7SLen Brown 	if (max_level >= 0x15) {
37528a5bdf41SLen Brown 		unsigned int eax_crystal;
37538a5bdf41SLen Brown 		unsigned int ebx_tsc;
37548a5bdf41SLen Brown 
37558a5bdf41SLen Brown 		/*
37568a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
37578a5bdf41SLen Brown 		 */
37588a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
37595aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
37608a5bdf41SLen Brown 
37618a5bdf41SLen Brown 		if (ebx_tsc != 0) {
37628a5bdf41SLen Brown 
376396e47158SLen Brown 			if (!quiet && (ebx != 0))
3764b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
37658a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
37668a5bdf41SLen Brown 
37678a5bdf41SLen Brown 			if (crystal_hz == 0)
37688a5bdf41SLen Brown 				switch(model) {
3769869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3770869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3771869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3772869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3773e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
3774e8efbc80SLen Brown 					break;
3775869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_X:	/* SKX */
37767268d407SLen Brown 				case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
3777ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
3778ec53e594SLen Brown 					break;
3779869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3780e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
37818a5bdf41SLen Brown 					break;
37828a5bdf41SLen Brown 				default:
37838a5bdf41SLen Brown 					crystal_hz = 0;
37848a5bdf41SLen Brown 			}
37858a5bdf41SLen Brown 
37868a5bdf41SLen Brown 			if (crystal_hz) {
37878a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
378896e47158SLen Brown 				if (!quiet)
3789b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
37908a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
37918a5bdf41SLen Brown 			}
37928a5bdf41SLen Brown 		}
37938a5bdf41SLen Brown 	}
379461a87ba7SLen Brown 	if (max_level >= 0x16) {
379561a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
379661a87ba7SLen Brown 
379761a87ba7SLen Brown 		/*
379861a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
379961a87ba7SLen Brown 		 */
380061a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
380161a87ba7SLen Brown 
38025aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
380396e47158SLen Brown 		if (!quiet)
3804b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
380561a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
380661a87ba7SLen Brown 	}
38078a5bdf41SLen Brown 
3808b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
3809b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
3810b2b34dfeSHubert Chrzaniuk 
3811812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
3812812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
3813812db3f7SLen Brown 
3814812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
3815812db3f7SLen Brown 		do_nhm_platform_info = 1;
3816812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
3817812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
3818812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
3819812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
3820812db3f7SLen Brown 	}
3821d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
3822812db3f7SLen Brown 
3823812db3f7SLen Brown 	if (do_snb_cstates)
3824812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
3825812db3f7SLen Brown 
38265a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
3827ee7e38e3SLen Brown 	do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2);
3828ee7e38e3SLen Brown 	do_pc3 = (pkg_cstate_limit >= PCL__3);
3829ee7e38e3SLen Brown 	do_pc6 = (pkg_cstate_limit >= PCL__6);
3830ee7e38e3SLen Brown 	do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7);
38310539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
38320539ba11SLen Brown 		do_pc2 = do_pc3 = do_pc7 = 0;
38330539ba11SLen Brown 		do_pc6 = 1;
38340539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
38350539ba11SLen Brown 		use_c1_residency_msr = 1;
38360539ba11SLen Brown 	}
3837d7899447SLen Brown 	do_c8_c9_c10 = has_hsw_msrs(family, model);
38385a63426eSLen Brown 	do_irtl_hsw = has_hsw_msrs(family, model);
38390b2bb692SLen Brown 	do_skl_residency = has_skl_msrs(family, model);
3840144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
3841fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
3842103a8feaSLen Brown 
384396e47158SLen Brown 	if (!quiet)
3844f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
3845f0057310SLen Brown 
384696e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
384771616c8eSLen Brown 		decode_c6_demotion_policy_msr();
384871616c8eSLen Brown 
3849889facbeSLen Brown 	rapl_probe(family, model);
38503a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
3851889facbeSLen Brown 
385296e47158SLen Brown 	if (!quiet)
38531b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
3854fcd17211SLen Brown 
3855a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
3856a2b7b749SLen Brown 		calculate_tsc_tweak();
3857a2b7b749SLen Brown 
3858812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
3859812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
3860fdf676e5SLen Brown 
3861812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
3862812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
386327d47356SLen Brown 
386496e47158SLen Brown 	if (!quiet)
386533148d67SLen Brown 		decode_misc_feature_control();
386633148d67SLen Brown 
3867889facbeSLen Brown 	return;
3868103a8feaSLen Brown }
3869103a8feaSLen Brown 
3870d8af6f5fSLen Brown void help()
3871103a8feaSLen Brown {
3872b7d8c148SLen Brown 	fprintf(outf,
3873d8af6f5fSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
3874d8af6f5fSLen Brown 	"\n"
3875d8af6f5fSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
3876d8af6f5fSLen Brown 	"when COMMAND completes.\n"
3877d8af6f5fSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
3878d8af6f5fSLen Brown 	"to print statistics, until interrupted.\n"
3879388e9c81SLen Brown 	"--add		add a counter\n"
3880388e9c81SLen Brown 	"		eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
388196e47158SLen Brown 	"--quiet	skip decoding system configuration header\n"
3882d8af6f5fSLen Brown 	"--interval sec	Override default 5-second measurement interval\n"
3883d8af6f5fSLen Brown 	"--help		print this help message\n"
3884b7d8c148SLen Brown 	"--out file	create or truncate \"file\" for all output\n"
3885d8af6f5fSLen Brown 	"--version	print version information\n"
3886d8af6f5fSLen Brown 	"\n"
3887d8af6f5fSLen Brown 	"For more help, run \"man turbostat\"\n");
3888103a8feaSLen Brown }
3889103a8feaSLen Brown 
3890103a8feaSLen Brown 
3891103a8feaSLen Brown /*
3892103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
3893103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
3894103a8feaSLen Brown  */
3895103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
3896103a8feaSLen Brown {
3897103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
3898103a8feaSLen Brown 		return 1;
3899103a8feaSLen Brown 	else
3900103a8feaSLen Brown 		return 0;
3901103a8feaSLen Brown }
3902103a8feaSLen Brown 
3903103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
3904103a8feaSLen Brown {
3905103a8feaSLen Brown 	return 0;
3906103a8feaSLen Brown }
3907103a8feaSLen Brown 
3908c98d5d94SLen Brown void topology_probe()
3909c98d5d94SLen Brown {
3910c98d5d94SLen Brown 	int i;
3911c98d5d94SLen Brown 	int max_core_id = 0;
3912c98d5d94SLen Brown 	int max_package_id = 0;
3913c98d5d94SLen Brown 	int max_siblings = 0;
3914c98d5d94SLen Brown 	struct cpu_topology {
3915c98d5d94SLen Brown 		int core_id;
3916c98d5d94SLen Brown 		int physical_package_id;
3917c98d5d94SLen Brown 	} *cpus;
3918c98d5d94SLen Brown 
3919c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
3920c98d5d94SLen Brown 	topo.num_cpus = 0;
3921c98d5d94SLen Brown 	topo.max_cpu_num = 0;
3922c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
3923c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
3924812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
3925c98d5d94SLen Brown 
3926d8af6f5fSLen Brown 	if (debug > 1)
3927b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
3928c98d5d94SLen Brown 
3929c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
3930b2c95d90SJosh Triplett 	if (cpus == NULL)
3931b2c95d90SJosh Triplett 		err(1, "calloc cpus");
3932c98d5d94SLen Brown 
3933c98d5d94SLen Brown 	/*
3934c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
3935c98d5d94SLen Brown 	 */
3936c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
3937b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
3938b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
3939c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
3940c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
3941c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
3942c98d5d94SLen Brown 
3943c98d5d94SLen Brown 	/*
3944c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
3945c98d5d94SLen Brown 	 */
3946c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
3947b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
3948b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
3949c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
3950c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
3951c98d5d94SLen Brown 
3952c98d5d94SLen Brown 
3953c98d5d94SLen Brown 	/*
3954c98d5d94SLen Brown 	 * For online cpus
3955c98d5d94SLen Brown 	 * find max_core_id, max_package_id
3956c98d5d94SLen Brown 	 */
3957c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
3958c98d5d94SLen Brown 		int siblings;
3959c98d5d94SLen Brown 
3960c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
3961d8af6f5fSLen Brown 			if (debug > 1)
3962b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
3963c98d5d94SLen Brown 			continue;
3964c98d5d94SLen Brown 		}
3965c98d5d94SLen Brown 		cpus[i].core_id = get_core_id(i);
3966c98d5d94SLen Brown 		if (cpus[i].core_id > max_core_id)
3967c98d5d94SLen Brown 			max_core_id = cpus[i].core_id;
3968c98d5d94SLen Brown 
3969c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
3970c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
3971c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
3972c98d5d94SLen Brown 
3973c98d5d94SLen Brown 		siblings = get_num_ht_siblings(i);
3974c98d5d94SLen Brown 		if (siblings > max_siblings)
3975c98d5d94SLen Brown 			max_siblings = siblings;
3976d8af6f5fSLen Brown 		if (debug > 1)
3977b7d8c148SLen Brown 			fprintf(outf, "cpu %d pkg %d core %d\n",
3978c98d5d94SLen Brown 				i, cpus[i].physical_package_id, cpus[i].core_id);
3979c98d5d94SLen Brown 	}
3980c98d5d94SLen Brown 	topo.num_cores_per_pkg = max_core_id + 1;
3981d8af6f5fSLen Brown 	if (debug > 1)
3982b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
3983c98d5d94SLen Brown 			max_core_id, topo.num_cores_per_pkg);
39841cc21f7bSLen Brown 	if (debug && !summary_only && topo.num_cores_per_pkg > 1)
3985812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
3986c98d5d94SLen Brown 
3987c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
3988d8af6f5fSLen Brown 	if (debug > 1)
3989b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
3990c98d5d94SLen Brown 			max_package_id, topo.num_packages);
39911cc21f7bSLen Brown 	if (debug && !summary_only && topo.num_packages > 1)
3992812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
3993c98d5d94SLen Brown 
3994c98d5d94SLen Brown 	topo.num_threads_per_core = max_siblings;
3995d8af6f5fSLen Brown 	if (debug > 1)
3996b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
3997c98d5d94SLen Brown 
3998c98d5d94SLen Brown 	free(cpus);
3999c98d5d94SLen Brown }
4000c98d5d94SLen Brown 
4001c98d5d94SLen Brown void
4002c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p)
4003c98d5d94SLen Brown {
4004c98d5d94SLen Brown 	int i;
4005c98d5d94SLen Brown 
4006c98d5d94SLen Brown 	*t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg *
4007678a3bd1SLen Brown 		topo.num_packages, sizeof(struct thread_data));
4008c98d5d94SLen Brown 	if (*t == NULL)
4009c98d5d94SLen Brown 		goto error;
4010c98d5d94SLen Brown 
4011c98d5d94SLen Brown 	for (i = 0; i < topo.num_threads_per_core *
4012c98d5d94SLen Brown 		topo.num_cores_per_pkg * topo.num_packages; i++)
4013c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
4014c98d5d94SLen Brown 
4015c98d5d94SLen Brown 	*c = calloc(topo.num_cores_per_pkg * topo.num_packages,
4016678a3bd1SLen Brown 		sizeof(struct core_data));
4017c98d5d94SLen Brown 	if (*c == NULL)
4018c98d5d94SLen Brown 		goto error;
4019c98d5d94SLen Brown 
4020c98d5d94SLen Brown 	for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++)
4021c98d5d94SLen Brown 		(*c)[i].core_id = -1;
4022c98d5d94SLen Brown 
4023678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
4024c98d5d94SLen Brown 	if (*p == NULL)
4025c98d5d94SLen Brown 		goto error;
4026c98d5d94SLen Brown 
4027c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
4028c98d5d94SLen Brown 		(*p)[i].package_id = i;
4029c98d5d94SLen Brown 
4030c98d5d94SLen Brown 	return;
4031c98d5d94SLen Brown error:
4032b2c95d90SJosh Triplett 	err(1, "calloc counters");
4033c98d5d94SLen Brown }
4034c98d5d94SLen Brown /*
4035c98d5d94SLen Brown  * init_counter()
4036c98d5d94SLen Brown  *
4037c98d5d94SLen Brown  * set cpu_id, core_num, pkg_num
4038c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
4039c98d5d94SLen Brown  *
4040c98d5d94SLen Brown  * increment topo.num_cores when 1st core in pkg seen
4041c98d5d94SLen Brown  */
4042c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
4043c98d5d94SLen Brown 	struct pkg_data *pkg_base, int thread_num, int core_num,
4044c98d5d94SLen Brown 	int pkg_num, int cpu_id)
4045c98d5d94SLen Brown {
4046c98d5d94SLen Brown 	struct thread_data *t;
4047c98d5d94SLen Brown 	struct core_data *c;
4048c98d5d94SLen Brown 	struct pkg_data *p;
4049c98d5d94SLen Brown 
4050c98d5d94SLen Brown 	t = GET_THREAD(thread_base, thread_num, core_num, pkg_num);
4051c98d5d94SLen Brown 	c = GET_CORE(core_base, core_num, pkg_num);
4052c98d5d94SLen Brown 	p = GET_PKG(pkg_base, pkg_num);
4053c98d5d94SLen Brown 
4054c98d5d94SLen Brown 	t->cpu_id = cpu_id;
4055c98d5d94SLen Brown 	if (thread_num == 0) {
4056c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
4057c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
4058c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
4059c98d5d94SLen Brown 	}
4060c98d5d94SLen Brown 
4061c98d5d94SLen Brown 	c->core_id = core_num;
4062c98d5d94SLen Brown 	p->package_id = pkg_num;
4063c98d5d94SLen Brown }
4064c98d5d94SLen Brown 
4065c98d5d94SLen Brown 
4066c98d5d94SLen Brown int initialize_counters(int cpu_id)
4067c98d5d94SLen Brown {
4068c98d5d94SLen Brown 	int my_thread_id, my_core_id, my_package_id;
4069c98d5d94SLen Brown 
4070c98d5d94SLen Brown 	my_package_id = get_physical_package_id(cpu_id);
4071c98d5d94SLen Brown 	my_core_id = get_core_id(cpu_id);
4072e275b388SDasaratharaman Chandramouli 	my_thread_id = get_cpu_position_in_core(cpu_id);
4073e275b388SDasaratharaman Chandramouli 	if (!my_thread_id)
4074c98d5d94SLen Brown 		topo.num_cores++;
4075c98d5d94SLen Brown 
4076c98d5d94SLen Brown 	init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4077c98d5d94SLen Brown 	init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4078c98d5d94SLen Brown 	return 0;
4079c98d5d94SLen Brown }
4080c98d5d94SLen Brown 
4081c98d5d94SLen Brown void allocate_output_buffer()
4082c98d5d94SLen Brown {
40833b4d5c7fSAndy Shevchenko 	output_buffer = calloc(1, (1 + topo.num_cpus) * 1024);
4084c98d5d94SLen Brown 	outp = output_buffer;
4085b2c95d90SJosh Triplett 	if (outp == NULL)
4086b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
4087c98d5d94SLen Brown }
408836229897SLen Brown void allocate_fd_percpu(void)
408936229897SLen Brown {
409001a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
409136229897SLen Brown 	if (fd_percpu == NULL)
409236229897SLen Brown 		err(-1, "calloc fd_percpu");
409336229897SLen Brown }
4094562a2d37SLen Brown void allocate_irq_buffers(void)
4095562a2d37SLen Brown {
4096562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
4097562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
4098562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
4099c98d5d94SLen Brown 
410001a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
4101562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
410201a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
4103562a2d37SLen Brown }
4104c98d5d94SLen Brown void setup_all_buffers(void)
4105c98d5d94SLen Brown {
4106c98d5d94SLen Brown 	topology_probe();
4107562a2d37SLen Brown 	allocate_irq_buffers();
410836229897SLen Brown 	allocate_fd_percpu();
4109c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
4110c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
4111c98d5d94SLen Brown 	allocate_output_buffer();
4112c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
4113c98d5d94SLen Brown }
41143b4d5c7fSAndy Shevchenko 
41157ce7d5deSPrarit Bhargava void set_base_cpu(void)
41167ce7d5deSPrarit Bhargava {
41177ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
41187ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
41197ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
41207ce7d5deSPrarit Bhargava 
41217ce7d5deSPrarit Bhargava 	if (debug > 1)
4122b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
41237ce7d5deSPrarit Bhargava }
41247ce7d5deSPrarit Bhargava 
4125103a8feaSLen Brown void turbostat_init()
4126103a8feaSLen Brown {
41277ce7d5deSPrarit Bhargava 	setup_all_buffers();
41287ce7d5deSPrarit Bhargava 	set_base_cpu();
4129103a8feaSLen Brown 	check_dev_msr();
413098481e79SLen Brown 	check_permissions();
4131fcd17211SLen Brown 	process_cpuid();
4132103a8feaSLen Brown 
4133103a8feaSLen Brown 
413496e47158SLen Brown 	if (!quiet)
41357f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
41367f5c258eSLen Brown 
413796e47158SLen Brown 	if (!quiet)
4138889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
4139889facbeSLen Brown 
414096e47158SLen Brown 	if (!quiet)
41413a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
41423a9a941dSLen Brown 
414396e47158SLen Brown 	if (!quiet)
4144889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
4145889facbeSLen Brown 
4146889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
4147889facbeSLen Brown 
414896e47158SLen Brown 	if (!quiet)
4149889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
41505a63426eSLen Brown 
415196e47158SLen Brown 	if (!quiet && do_irtl_snb)
41525a63426eSLen Brown 		print_irtl();
4153103a8feaSLen Brown }
4154103a8feaSLen Brown 
4155103a8feaSLen Brown int fork_it(char **argv)
4156103a8feaSLen Brown {
4157103a8feaSLen Brown 	pid_t child_pid;
4158d91bb17cSLen Brown 	int status;
4159d15cf7c1SLen Brown 
4160d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
4161d91bb17cSLen Brown 	if (status)
4162d91bb17cSLen Brown 		exit(status);
4163d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
4164d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
4165103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
4166103a8feaSLen Brown 
4167103a8feaSLen Brown 	child_pid = fork();
4168103a8feaSLen Brown 	if (!child_pid) {
4169103a8feaSLen Brown 		/* child */
4170103a8feaSLen Brown 		execvp(argv[0], argv);
4171103a8feaSLen Brown 	} else {
4172103a8feaSLen Brown 
4173103a8feaSLen Brown 		/* parent */
4174b2c95d90SJosh Triplett 		if (child_pid == -1)
4175b2c95d90SJosh Triplett 			err(1, "fork");
4176103a8feaSLen Brown 
4177103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
4178103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
4179b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
4180b2c95d90SJosh Triplett 			err(status, "waitpid");
4181103a8feaSLen Brown 	}
4182c98d5d94SLen Brown 	/*
4183c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
4184c98d5d94SLen Brown 	 * because re-starting is problematic when forking
4185c98d5d94SLen Brown 	 */
4186c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
4187103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
4188103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
4189ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
4190ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
4191ba3dec99SLen Brown 	else {
4192c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
4193c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
4194ba3dec99SLen Brown 	}
4195103a8feaSLen Brown 
4196b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
4197b7d8c148SLen Brown 
4198b7d8c148SLen Brown 	flush_output_stderr();
4199103a8feaSLen Brown 
4200d91bb17cSLen Brown 	return status;
4201103a8feaSLen Brown }
4202103a8feaSLen Brown 
42033b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
42043b4d5c7fSAndy Shevchenko {
42053b4d5c7fSAndy Shevchenko 	int status;
42063b4d5c7fSAndy Shevchenko 
42073b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
42083b4d5c7fSAndy Shevchenko 	if (status)
42093b4d5c7fSAndy Shevchenko 		return status;
42103b4d5c7fSAndy Shevchenko 
42113b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
42123b4d5c7fSAndy Shevchenko 	if (status)
42133b4d5c7fSAndy Shevchenko 		return status;
42143b4d5c7fSAndy Shevchenko 
4215b7d8c148SLen Brown 	flush_output_stdout();
42163b4d5c7fSAndy Shevchenko 
42173b4d5c7fSAndy Shevchenko 	return status;
42183b4d5c7fSAndy Shevchenko }
42193b4d5c7fSAndy Shevchenko 
4220d8af6f5fSLen Brown void print_version() {
42210539ba11SLen Brown 	fprintf(outf, "turbostat version 4.17 10 Jan 2017"
4222d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
4223d8af6f5fSLen Brown }
4224d8af6f5fSLen Brown 
4225388e9c81SLen Brown int add_counter(unsigned int msr_num, char *name, unsigned int width,
4226388e9c81SLen Brown 	enum counter_scope scope, enum counter_type type,
4227388e9c81SLen Brown 	enum counter_format format)
4228388e9c81SLen Brown {
4229388e9c81SLen Brown 	struct msr_counter *msrp;
4230388e9c81SLen Brown 
4231388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
4232388e9c81SLen Brown 	if (msrp == NULL) {
4233388e9c81SLen Brown 		perror("calloc");
4234388e9c81SLen Brown 		exit(1);
4235388e9c81SLen Brown 	}
4236388e9c81SLen Brown 
4237388e9c81SLen Brown 	msrp->msr_num = msr_num;
4238388e9c81SLen Brown 	strncpy(msrp->name, name, NAME_BYTES);
4239388e9c81SLen Brown 	msrp->width = width;
4240388e9c81SLen Brown 	msrp->type = type;
4241388e9c81SLen Brown 	msrp->format = format;
4242388e9c81SLen Brown 
4243388e9c81SLen Brown 	switch (scope) {
4244388e9c81SLen Brown 
4245388e9c81SLen Brown 	case SCOPE_CPU:
4246388e9c81SLen Brown 		msrp->next = sys.tp;
4247388e9c81SLen Brown 		sys.tp = msrp;
4248678a3bd1SLen Brown 		sys.added_thread_counters++;
4249678a3bd1SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_COUNTERS) {
4250678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
4251678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4252678a3bd1SLen Brown 			exit(-1);
4253678a3bd1SLen Brown 		}
4254388e9c81SLen Brown 		break;
4255388e9c81SLen Brown 
4256388e9c81SLen Brown 	case SCOPE_CORE:
4257388e9c81SLen Brown 		msrp->next = sys.cp;
4258388e9c81SLen Brown 		sys.cp = msrp;
4259678a3bd1SLen Brown 		sys.added_core_counters++;
4260678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
4261678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
4262678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4263678a3bd1SLen Brown 			exit(-1);
4264678a3bd1SLen Brown 		}
4265388e9c81SLen Brown 		break;
4266388e9c81SLen Brown 
4267388e9c81SLen Brown 	case SCOPE_PACKAGE:
4268388e9c81SLen Brown 		msrp->next = sys.pp;
4269388e9c81SLen Brown 		sys.pp = msrp;
4270678a3bd1SLen Brown 		sys.added_package_counters++;
4271678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
4272678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
4273678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4274678a3bd1SLen Brown 			exit(-1);
4275678a3bd1SLen Brown 		}
4276388e9c81SLen Brown 		break;
4277388e9c81SLen Brown 	}
4278388e9c81SLen Brown 
4279388e9c81SLen Brown 	return 0;
4280388e9c81SLen Brown }
4281388e9c81SLen Brown 
4282388e9c81SLen Brown void parse_add_command(char *add_command)
4283388e9c81SLen Brown {
4284388e9c81SLen Brown 	int msr_num = 0;
4285388e9c81SLen Brown 	char name_buffer[NAME_BYTES];
4286388e9c81SLen Brown 	int width = 64;
4287388e9c81SLen Brown 	int fail = 0;
4288388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
4289388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
4290388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
4291388e9c81SLen Brown 
4292388e9c81SLen Brown 	while (add_command) {
4293388e9c81SLen Brown 
4294388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
4295388e9c81SLen Brown 			goto next;
4296388e9c81SLen Brown 
4297388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
4298388e9c81SLen Brown 			goto next;
4299388e9c81SLen Brown 
4300388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
4301388e9c81SLen Brown 			if ((width == 32) || (width == 64))
4302388e9c81SLen Brown 				goto next;
4303388e9c81SLen Brown 			width = 64;
4304388e9c81SLen Brown 		}
4305388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
4306388e9c81SLen Brown 			scope = SCOPE_CPU;
4307388e9c81SLen Brown 			goto next;
4308388e9c81SLen Brown 		}
4309388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
4310388e9c81SLen Brown 			scope = SCOPE_CORE;
4311388e9c81SLen Brown 			goto next;
4312388e9c81SLen Brown 		}
4313388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
4314388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
4315388e9c81SLen Brown 			goto next;
4316388e9c81SLen Brown 		}
4317388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
4318388e9c81SLen Brown 			type = COUNTER_CYCLES;
4319388e9c81SLen Brown 			goto next;
4320388e9c81SLen Brown 		}
4321388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
4322388e9c81SLen Brown 			type = COUNTER_SECONDS;
4323388e9c81SLen Brown 			goto next;
4324388e9c81SLen Brown 		}
4325388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
4326388e9c81SLen Brown 			format = FORMAT_RAW;
4327388e9c81SLen Brown 			goto next;
4328388e9c81SLen Brown 		}
4329388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
4330388e9c81SLen Brown 			format = FORMAT_DELTA;
4331388e9c81SLen Brown 			goto next;
4332388e9c81SLen Brown 		}
4333388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
4334388e9c81SLen Brown 			format = FORMAT_PERCENT;
4335388e9c81SLen Brown 			goto next;
4336388e9c81SLen Brown 		}
4337388e9c81SLen Brown 
4338388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
4339388e9c81SLen Brown 			char *eos;
4340388e9c81SLen Brown 
4341388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
4342388e9c81SLen Brown 			if (eos)
4343388e9c81SLen Brown 				*eos = '\0';
4344388e9c81SLen Brown 			goto next;
4345388e9c81SLen Brown 		}
4346388e9c81SLen Brown 
4347388e9c81SLen Brown next:
4348388e9c81SLen Brown 		add_command = strchr(add_command, ',');
4349388e9c81SLen Brown 		if (add_command)
4350388e9c81SLen Brown 			add_command++;
4351388e9c81SLen Brown 
4352388e9c81SLen Brown 	}
4353388e9c81SLen Brown 	if (msr_num == 0) {
4354388e9c81SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX) required\n");
4355388e9c81SLen Brown 		fail++;
4356388e9c81SLen Brown 	}
4357388e9c81SLen Brown 
4358388e9c81SLen Brown 	/* generate default column header */
4359388e9c81SLen Brown 	if (*name_buffer == '\0') {
4360388e9c81SLen Brown 		if (format == FORMAT_RAW) {
4361388e9c81SLen Brown 			if (width == 32)
4362388e9c81SLen Brown 				sprintf(name_buffer, "msr%d", msr_num);
4363388e9c81SLen Brown 			else
4364388e9c81SLen Brown 				sprintf(name_buffer, "MSR%d", msr_num);
4365388e9c81SLen Brown 		} else if (format == FORMAT_DELTA) {
4366388e9c81SLen Brown 			if (width == 32)
4367388e9c81SLen Brown 				sprintf(name_buffer, "cnt%d", msr_num);
4368388e9c81SLen Brown 			else
4369388e9c81SLen Brown 				sprintf(name_buffer, "CNT%d", msr_num);
4370388e9c81SLen Brown 		} else if (format == FORMAT_PERCENT) {
4371388e9c81SLen Brown 			if (width == 32)
4372388e9c81SLen Brown 				sprintf(name_buffer, "msr%d%%", msr_num);
4373388e9c81SLen Brown 			else
4374388e9c81SLen Brown 				sprintf(name_buffer, "MSR%d%%", msr_num);
4375388e9c81SLen Brown 		}
4376388e9c81SLen Brown 	}
4377388e9c81SLen Brown 
4378388e9c81SLen Brown 	if (add_counter(msr_num, name_buffer, width, scope, type, format))
4379388e9c81SLen Brown 		fail++;
4380388e9c81SLen Brown 
4381388e9c81SLen Brown 	if (fail) {
4382388e9c81SLen Brown 		help();
4383388e9c81SLen Brown 		exit(1);
4384388e9c81SLen Brown 	}
4385388e9c81SLen Brown }
4386812db3f7SLen Brown /*
4387812db3f7SLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
4388812db3f7SLen Brown  * SHOW_LIST - show this list of counters, hide the rest
4389812db3f7SLen Brown  */
4390812db3f7SLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
4391812db3f7SLen Brown 
4392812db3f7SLen Brown int shown;
4393812db3f7SLen Brown /*
4394812db3f7SLen Brown  * parse_show_hide() - process cmdline to set default counter action
4395812db3f7SLen Brown  */
4396812db3f7SLen Brown void parse_show_hide(char *optarg, enum show_hide_mode new_mode)
4397812db3f7SLen Brown {
4398812db3f7SLen Brown 	/*
4399812db3f7SLen Brown 	 * --show: show only those specified
4400812db3f7SLen Brown 	 *  The 1st invocation will clear and replace the enabled mask
4401812db3f7SLen Brown 	 *  subsequent invocations can add to it.
4402812db3f7SLen Brown 	 */
4403812db3f7SLen Brown 	if (new_mode == SHOW_LIST) {
4404812db3f7SLen Brown 		if (shown == 0)
4405812db3f7SLen Brown 			bic_enabled = bic_lookup(optarg);
4406812db3f7SLen Brown 		else
4407812db3f7SLen Brown 			bic_enabled |= bic_lookup(optarg);
4408812db3f7SLen Brown 		shown = 1;
4409812db3f7SLen Brown 
4410812db3f7SLen Brown 		return;
4411812db3f7SLen Brown 	}
4412812db3f7SLen Brown 
4413812db3f7SLen Brown 	/*
4414812db3f7SLen Brown 	 * --hide: do not show those specified
4415812db3f7SLen Brown 	 *  multiple invocations simply clear more bits in enabled mask
4416812db3f7SLen Brown 	 */
4417812db3f7SLen Brown 	bic_enabled &= ~bic_lookup(optarg);
4418812db3f7SLen Brown }
4419812db3f7SLen Brown 
4420103a8feaSLen Brown void cmdline(int argc, char **argv)
4421103a8feaSLen Brown {
4422103a8feaSLen Brown 	int opt;
4423d8af6f5fSLen Brown 	int option_index = 0;
4424d8af6f5fSLen Brown 	static struct option long_options[] = {
4425388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
4426d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
442796e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
4428d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
4429d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
4430812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
4431d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
4432b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
4433d8af6f5fSLen Brown 		{"Package",	no_argument,		0, 'p'},
4434d8af6f5fSLen Brown 		{"processor",	no_argument,		0, 'p'},
443596e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
4436812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
4437d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
4438d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
4439d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
4440d8af6f5fSLen Brown 		{0,		0,			0,  0 }
4441d8af6f5fSLen Brown 	};
4442103a8feaSLen Brown 
4443103a8feaSLen Brown 	progname = argv[0];
4444103a8feaSLen Brown 
444596e47158SLen Brown 	while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpqST:v",
4446d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
4447103a8feaSLen Brown 		switch (opt) {
4448388e9c81SLen Brown 		case 'a':
4449388e9c81SLen Brown 			parse_add_command(optarg);
4450388e9c81SLen Brown 			break;
4451d8af6f5fSLen Brown 		case 'D':
4452d8af6f5fSLen Brown 			dump_only++;
44538e180f3cSLen Brown 			break;
4454d8af6f5fSLen Brown 		case 'd':
4455d8af6f5fSLen Brown 			debug++;
44562f32edf1SLen Brown 			break;
4457812db3f7SLen Brown 		case 'H':
4458812db3f7SLen Brown 			parse_show_hide(optarg, HIDE_LIST);
4459812db3f7SLen Brown 			break;
4460d8af6f5fSLen Brown 		case 'h':
4461d8af6f5fSLen Brown 		default:
4462d8af6f5fSLen Brown 			help();
4463d8af6f5fSLen Brown 			exit(1);
4464d8af6f5fSLen Brown 		case 'i':
44652a0609c0SLen Brown 			{
44662a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
44672a0609c0SLen Brown 
44682a0609c0SLen Brown 				if (interval < 0.001) {
4469b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
44702a0609c0SLen Brown 						interval);
44712a0609c0SLen Brown 					exit(2);
44722a0609c0SLen Brown 				}
44732a0609c0SLen Brown 
44742a0609c0SLen Brown 				interval_ts.tv_sec = interval;
44752a0609c0SLen Brown 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
44762a0609c0SLen Brown 			}
4477889facbeSLen Brown 			break;
44785c56be9aSDirk Brandewie 		case 'J':
44795c56be9aSDirk Brandewie 			rapl_joules++;
44805c56be9aSDirk Brandewie 			break;
4481b7d8c148SLen Brown 		case 'o':
4482b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
4483b7d8c148SLen Brown 			break;
4484d8af6f5fSLen Brown 		case 'P':
4485d8af6f5fSLen Brown 			show_pkg_only++;
4486d8af6f5fSLen Brown 			break;
4487d8af6f5fSLen Brown 		case 'p':
4488d8af6f5fSLen Brown 			show_core_only++;
4489d8af6f5fSLen Brown 			break;
449096e47158SLen Brown 		case 'q':
449196e47158SLen Brown 			quiet = 1;
449296e47158SLen Brown 			break;
4493812db3f7SLen Brown 		case 's':
4494812db3f7SLen Brown 			parse_show_hide(optarg, SHOW_LIST);
4495812db3f7SLen Brown 			break;
4496d8af6f5fSLen Brown 		case 'S':
4497d8af6f5fSLen Brown 			summary_only++;
4498d8af6f5fSLen Brown 			break;
4499d8af6f5fSLen Brown 		case 'T':
4500d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
4501d8af6f5fSLen Brown 			break;
4502d8af6f5fSLen Brown 		case 'v':
4503d8af6f5fSLen Brown 			print_version();
4504d8af6f5fSLen Brown 			exit(0);
4505d8af6f5fSLen Brown 			break;
4506103a8feaSLen Brown 		}
4507103a8feaSLen Brown 	}
4508103a8feaSLen Brown }
4509103a8feaSLen Brown 
4510103a8feaSLen Brown int main(int argc, char **argv)
4511103a8feaSLen Brown {
4512b7d8c148SLen Brown 	outf = stderr;
4513b7d8c148SLen Brown 
4514103a8feaSLen Brown 	cmdline(argc, argv);
4515103a8feaSLen Brown 
451696e47158SLen Brown 	if (!quiet)
4517d8af6f5fSLen Brown 		print_version();
4518103a8feaSLen Brown 
4519103a8feaSLen Brown 	turbostat_init();
4520103a8feaSLen Brown 
45213b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
45223b4d5c7fSAndy Shevchenko 	if (dump_only)
45233b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
45243b4d5c7fSAndy Shevchenko 
4525103a8feaSLen Brown 	/*
4526103a8feaSLen Brown 	 * if any params left, it must be a command to fork
4527103a8feaSLen Brown 	 */
4528103a8feaSLen Brown 	if (argc - optind)
4529103a8feaSLen Brown 		return fork_it(argv + optind);
4530103a8feaSLen Brown 	else
4531103a8feaSLen Brown 		turbostat_loop();
4532103a8feaSLen Brown 
4533103a8feaSLen Brown 	return 0;
4534103a8feaSLen Brown }
4535