xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision b3a34e9382a4aacfa7c0b24f9548737bbb20338e)
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;
52d8af6f5fSLen Brown unsigned int rapl_joules;
53d8af6f5fSLen Brown unsigned int summary_only;
54d8af6f5fSLen Brown unsigned int dump_only;
55103a8feaSLen Brown unsigned int do_snb_cstates;
56fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
57ee7e38e3SLen Brown unsigned int do_pc2;
58ee7e38e3SLen Brown unsigned int do_pc3;
59ee7e38e3SLen Brown unsigned int do_pc6;
60ee7e38e3SLen Brown unsigned int do_pc7;
61ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10;
620b2bb692SLen Brown unsigned int do_skl_residency;
63144b44b1SLen Brown unsigned int do_slm_cstates;
64144b44b1SLen Brown unsigned int use_c1_residency_msr;
65103a8feaSLen Brown unsigned int has_aperf;
66889facbeSLen Brown unsigned int has_epb;
675a63426eSLen Brown unsigned int do_irtl_snb;
685a63426eSLen Brown unsigned int do_irtl_hsw;
69fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
70103a8feaSLen Brown unsigned int genuine_intel;
71103a8feaSLen Brown unsigned int has_invariant_tsc;
72d7899447SLen Brown unsigned int do_nhm_platform_info;
73cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
74b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
75103a8feaSLen Brown double bclk;
76a2b7b749SLen Brown double base_hz;
7721ed5574SLen Brown unsigned int has_base_hz;
78a2b7b749SLen Brown double tsc_tweak = 1.0;
79c98d5d94SLen Brown unsigned int show_pkg_only;
80c98d5d94SLen Brown unsigned int show_core_only;
81c98d5d94SLen Brown char *output_buffer, *outp;
82889facbeSLen Brown unsigned int do_rapl;
83889facbeSLen Brown unsigned int do_dts;
84889facbeSLen Brown unsigned int do_ptm;
85fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
8627d47356SLen Brown unsigned int gfx_cur_mhz;
87889facbeSLen Brown unsigned int tcc_activation_temp;
88889facbeSLen Brown unsigned int tcc_activation_temp_override;
8940ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
9040ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
91889facbeSLen Brown double rapl_joule_counter_range;
923a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
933a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
943a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
958a5bdf41SLen Brown unsigned int crystal_hz;
968a5bdf41SLen Brown unsigned long long tsc_hz;
977ce7d5deSPrarit Bhargava int base_cpu;
9821ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
997f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
1007f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
1017f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
1027f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1037f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1047f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
105889facbeSLen Brown 
106889facbeSLen Brown #define RAPL_PKG		(1 << 0)
107e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
108e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
109e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
110e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
111e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
112e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
113e6f9bb3cSLen Brown 
114889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
115e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
116e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
117e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
118e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1190b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1200b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
121e6f9bb3cSLen Brown 
1229148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
123e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1240b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
125e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
126e6f9bb3cSLen Brown 
1270b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
128e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
129e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
130e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1319148494cSJacob Pan 
1329148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1339148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1349148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
135889facbeSLen Brown #define	TJMAX_DEFAULT	100
136889facbeSLen Brown 
137889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
138103a8feaSLen Brown 
139388e9c81SLen Brown /*
140388e9c81SLen Brown  * buffer size used by sscanf() for added column names
141388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
142388e9c81SLen Brown  */
143388e9c81SLen Brown #define	NAME_BYTES 20
144388e9c81SLen Brown 
145103a8feaSLen Brown int backwards_count;
146103a8feaSLen Brown char *progname;
147103a8feaSLen Brown 
148c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set;
149c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize;
150678a3bd1SLen Brown #define MAX_ADDED_COUNTERS 16
151c98d5d94SLen Brown 
152c98d5d94SLen Brown struct thread_data {
153c98d5d94SLen Brown 	unsigned long long tsc;
154c98d5d94SLen Brown 	unsigned long long aperf;
155c98d5d94SLen Brown 	unsigned long long mperf;
156144b44b1SLen Brown 	unsigned long long c1;
157562a2d37SLen Brown 	unsigned int irq_count;
1581ed51011SLen Brown 	unsigned int smi_count;
159c98d5d94SLen Brown 	unsigned int cpu_id;
160c98d5d94SLen Brown 	unsigned int flags;
161c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
162c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
163678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
164c98d5d94SLen Brown } *thread_even, *thread_odd;
165c98d5d94SLen Brown 
166c98d5d94SLen Brown struct core_data {
167c98d5d94SLen Brown 	unsigned long long c3;
168c98d5d94SLen Brown 	unsigned long long c6;
169c98d5d94SLen Brown 	unsigned long long c7;
1700539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
171889facbeSLen Brown 	unsigned int core_temp_c;
172c98d5d94SLen Brown 	unsigned int core_id;
173678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
174c98d5d94SLen Brown } *core_even, *core_odd;
175c98d5d94SLen Brown 
176c98d5d94SLen Brown struct pkg_data {
177c98d5d94SLen Brown 	unsigned long long pc2;
178c98d5d94SLen Brown 	unsigned long long pc3;
179c98d5d94SLen Brown 	unsigned long long pc6;
180c98d5d94SLen Brown 	unsigned long long pc7;
181ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
182ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
183ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
1840b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
1850b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
1860b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
1870b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
1889185e988SLen Brown 	long long gfx_rc6_ms;
18927d47356SLen Brown 	unsigned int gfx_mhz;
190c98d5d94SLen Brown 	unsigned int package_id;
191889facbeSLen Brown 	unsigned int energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
192889facbeSLen Brown 	unsigned int energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
193889facbeSLen Brown 	unsigned int energy_cores;	/* MSR_PP0_ENERGY_STATUS */
194889facbeSLen Brown 	unsigned int energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
195889facbeSLen Brown 	unsigned int rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
196889facbeSLen Brown 	unsigned int rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
197889facbeSLen Brown 	unsigned int pkg_temp_c;
198678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
199c98d5d94SLen Brown } *package_even, *package_odd;
200c98d5d94SLen Brown 
201c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
202c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
203c98d5d94SLen Brown 
204c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \
205c98d5d94SLen Brown 	(thread_base + (pkg_no) * topo.num_cores_per_pkg * \
206c98d5d94SLen Brown 		topo.num_threads_per_core + \
207c98d5d94SLen Brown 		(core_no) * topo.num_threads_per_core + (thread_no))
208c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \
209c98d5d94SLen Brown 	(core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no))
210c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
211c98d5d94SLen Brown 
212388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
213388e9c81SLen Brown enum counter_type {COUNTER_CYCLES, COUNTER_SECONDS};
214388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
215388e9c81SLen Brown 
216388e9c81SLen Brown struct msr_counter {
217388e9c81SLen Brown 	unsigned int msr_num;
218388e9c81SLen Brown 	char name[NAME_BYTES];
219388e9c81SLen Brown 	unsigned int width;
220388e9c81SLen Brown 	enum counter_type type;
221388e9c81SLen Brown 	enum counter_format format;
222388e9c81SLen Brown 	struct msr_counter *next;
223812db3f7SLen Brown 	unsigned int flags;
224812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
225812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
226388e9c81SLen Brown };
227388e9c81SLen Brown 
228388e9c81SLen Brown struct sys_counters {
229678a3bd1SLen Brown 	unsigned int added_thread_counters;
230678a3bd1SLen Brown 	unsigned int added_core_counters;
231678a3bd1SLen Brown 	unsigned int added_package_counters;
232388e9c81SLen Brown 	struct msr_counter *tp;
233388e9c81SLen Brown 	struct msr_counter *cp;
234388e9c81SLen Brown 	struct msr_counter *pp;
235388e9c81SLen Brown } sys;
236388e9c81SLen Brown 
237c98d5d94SLen Brown struct system_summary {
238c98d5d94SLen Brown 	struct thread_data threads;
239c98d5d94SLen Brown 	struct core_data cores;
240c98d5d94SLen Brown 	struct pkg_data packages;
241388e9c81SLen Brown } average;
242c98d5d94SLen Brown 
243c98d5d94SLen Brown 
244c98d5d94SLen Brown struct topo_params {
245c98d5d94SLen Brown 	int num_packages;
246103a8feaSLen Brown 	int num_cpus;
247c98d5d94SLen Brown 	int num_cores;
248c98d5d94SLen Brown 	int max_cpu_num;
249c98d5d94SLen Brown 	int num_cores_per_pkg;
250c98d5d94SLen Brown 	int num_threads_per_core;
251c98d5d94SLen Brown } topo;
252103a8feaSLen Brown 
253c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
254103a8feaSLen Brown 
255562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
256562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
257562a2d37SLen Brown 
258c98d5d94SLen Brown void setup_all_buffers(void);
259103a8feaSLen Brown 
260c98d5d94SLen Brown int cpu_is_not_present(int cpu)
261d15cf7c1SLen Brown {
262c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
263c98d5d94SLen Brown }
264c98d5d94SLen Brown /*
265c98d5d94SLen Brown  * run func(thread, core, package) in topology order
266c98d5d94SLen Brown  * skip non-present cpus
267c98d5d94SLen Brown  */
268c98d5d94SLen Brown 
269c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
270c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
271c98d5d94SLen Brown {
272c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
273c98d5d94SLen Brown 
274c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
275c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
276c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
277c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
278c98d5d94SLen Brown 				struct thread_data *t;
279c98d5d94SLen Brown 				struct core_data *c;
280c98d5d94SLen Brown 				struct pkg_data *p;
281c98d5d94SLen Brown 
282c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
283c98d5d94SLen Brown 
284c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
285c98d5d94SLen Brown 					continue;
286c98d5d94SLen Brown 
287c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
288c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
289c98d5d94SLen Brown 
290c98d5d94SLen Brown 				retval = func(t, c, p);
291c98d5d94SLen Brown 				if (retval)
292c98d5d94SLen Brown 					return retval;
293c98d5d94SLen Brown 			}
294c98d5d94SLen Brown 		}
295c98d5d94SLen Brown 	}
296d15cf7c1SLen Brown 	return 0;
297d15cf7c1SLen Brown }
298d15cf7c1SLen Brown 
29988c3281fSLen Brown int cpu_migrate(int cpu)
30088c3281fSLen Brown {
301c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
302c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
303c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
30488c3281fSLen Brown 		return -1;
30588c3281fSLen Brown 	else
30688c3281fSLen Brown 		return 0;
30788c3281fSLen Brown }
30836229897SLen Brown int get_msr_fd(int cpu)
309103a8feaSLen Brown {
310103a8feaSLen Brown 	char pathname[32];
311103a8feaSLen Brown 	int fd;
312103a8feaSLen Brown 
31336229897SLen Brown 	fd = fd_percpu[cpu];
31436229897SLen Brown 
31536229897SLen Brown 	if (fd)
31636229897SLen Brown 		return fd;
31736229897SLen Brown 
318103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
319103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
32015aaa346SLen Brown 	if (fd < 0)
32198481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
322103a8feaSLen Brown 
32336229897SLen Brown 	fd_percpu[cpu] = fd;
32436229897SLen Brown 
32536229897SLen Brown 	return fd;
32636229897SLen Brown }
32736229897SLen Brown 
32836229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
32936229897SLen Brown {
33036229897SLen Brown 	ssize_t retval;
33136229897SLen Brown 
33236229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
33315aaa346SLen Brown 
33498481e79SLen Brown 	if (retval != sizeof *msr)
335cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
33615aaa346SLen Brown 
33715aaa346SLen Brown 	return 0;
338103a8feaSLen Brown }
339103a8feaSLen Brown 
340fc04cc67SLen Brown /*
341812db3f7SLen Brown  * Each string in this array is compared in --show and --hide cmdline.
342812db3f7SLen Brown  * Thus, strings that are proper sub-sets must follow their more specific peers.
343fc04cc67SLen Brown  */
344812db3f7SLen Brown struct msr_counter bic[] = {
345812db3f7SLen Brown 	{ 0x0, "Package" },
346812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
347812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
348812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
349812db3f7SLen Brown 	{ 0x0, "IRQ" },
350812db3f7SLen Brown 	{ 0x0, "SMI", 32, 0, FORMAT_DELTA, NULL},
351812db3f7SLen Brown 	{ 0x0, "Busy%" },
352812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
353812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
354812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
355812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
356812db3f7SLen Brown 	{ 0x0, "ThreadC" },
357812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
358812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
359812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
360812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
361812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
362812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
363812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
364812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
365812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
366812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
367812db3f7SLen Brown 	{ 0x0, "CorWatt" },
368812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
369812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
370812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
371812db3f7SLen Brown 	{ 0x0, "PKG_%" },
372812db3f7SLen Brown 	{ 0x0, "RAM_%" },
373812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
374812db3f7SLen Brown 	{ 0x0, "Cor_J" },
375812db3f7SLen Brown 	{ 0x0, "GFX_J" },
376812db3f7SLen Brown 	{ 0x0, "RAM_J" },
377812db3f7SLen Brown 	{ 0x0, "Core" },
378812db3f7SLen Brown 	{ 0x0, "CPU" },
3790539ba11SLen Brown 	{ 0x0, "Mod%c6" },
380812db3f7SLen Brown };
381812db3f7SLen Brown 
382812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
383812db3f7SLen Brown #define	BIC_Package	(1ULL << 0)
384812db3f7SLen Brown #define	BIC_Avg_MHz	(1ULL << 1)
385812db3f7SLen Brown #define	BIC_Bzy_MHz	(1ULL << 2)
386812db3f7SLen Brown #define	BIC_TSC_MHz	(1ULL << 3)
387812db3f7SLen Brown #define	BIC_IRQ		(1ULL << 4)
388812db3f7SLen Brown #define	BIC_SMI		(1ULL << 5)
389812db3f7SLen Brown #define	BIC_Busy	(1ULL << 6)
390812db3f7SLen Brown #define	BIC_CPU_c1	(1ULL << 7)
391812db3f7SLen Brown #define	BIC_CPU_c3	(1ULL << 8)
392812db3f7SLen Brown #define	BIC_CPU_c6	(1ULL << 9)
393812db3f7SLen Brown #define	BIC_CPU_c7	(1ULL << 10)
394812db3f7SLen Brown #define	BIC_ThreadC	(1ULL << 11)
395812db3f7SLen Brown #define	BIC_CoreTmp	(1ULL << 12)
396812db3f7SLen Brown #define	BIC_CoreCnt	(1ULL << 13)
397812db3f7SLen Brown #define	BIC_PkgTmp	(1ULL << 14)
398812db3f7SLen Brown #define	BIC_GFX_rc6	(1ULL << 15)
399812db3f7SLen Brown #define	BIC_GFXMHz	(1ULL << 16)
400812db3f7SLen Brown #define	BIC_Pkgpc2	(1ULL << 17)
401812db3f7SLen Brown #define	BIC_Pkgpc3	(1ULL << 18)
402812db3f7SLen Brown #define	BIC_Pkgpc6	(1ULL << 19)
403812db3f7SLen Brown #define	BIC_Pkgpc7	(1ULL << 20)
404812db3f7SLen Brown #define	BIC_PkgWatt	(1ULL << 21)
405812db3f7SLen Brown #define	BIC_CorWatt	(1ULL << 22)
406812db3f7SLen Brown #define	BIC_GFXWatt	(1ULL << 23)
407812db3f7SLen Brown #define	BIC_PkgCnt	(1ULL << 24)
408812db3f7SLen Brown #define	BIC_RAMWatt	(1ULL << 27)
409812db3f7SLen Brown #define	BIC_PKG__	(1ULL << 28)
410812db3f7SLen Brown #define	BIC_RAM__	(1ULL << 29)
411812db3f7SLen Brown #define	BIC_Pkg_J	(1ULL << 30)
412812db3f7SLen Brown #define	BIC_Cor_J	(1ULL << 31)
413812db3f7SLen Brown #define	BIC_GFX_J	(1ULL << 30)
414812db3f7SLen Brown #define	BIC_RAM_J	(1ULL << 31)
415812db3f7SLen Brown #define	BIC_Core	(1ULL << 32)
416812db3f7SLen Brown #define	BIC_CPU		(1ULL << 33)
4170539ba11SLen Brown #define	BIC_Mod_c6	(1ULL << 34)
418812db3f7SLen Brown 
419812db3f7SLen Brown unsigned long long bic_enabled = 0xFFFFFFFFFFFFFFFFULL;
420812db3f7SLen Brown unsigned long long bic_present;
421812db3f7SLen Brown 
422812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
423812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
424812db3f7SLen Brown 
425812db3f7SLen Brown /*
426812db3f7SLen Brown  * bic_lookup
427812db3f7SLen Brown  * for all the strings in comma separate name_list,
428812db3f7SLen Brown  * set the approprate bit in return value.
429812db3f7SLen Brown  */
430812db3f7SLen Brown unsigned long long bic_lookup(char *name_list)
431812db3f7SLen Brown {
432812db3f7SLen Brown 	int i;
433812db3f7SLen Brown 	unsigned long long retval = 0;
434812db3f7SLen Brown 
435812db3f7SLen Brown 	while (name_list) {
436812db3f7SLen Brown 		char *comma;
437812db3f7SLen Brown 
438812db3f7SLen Brown 		comma = strchr(name_list, ',');
439812db3f7SLen Brown 
440812db3f7SLen Brown 		if (comma)
441812db3f7SLen Brown 			*comma = '\0';
442812db3f7SLen Brown 
443812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
444812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
445812db3f7SLen Brown 				retval |= (1ULL << i);
446812db3f7SLen Brown 				break;
447812db3f7SLen Brown 			}
448812db3f7SLen Brown 		}
449812db3f7SLen Brown 		if (i == MAX_BIC) {
450812db3f7SLen Brown 			fprintf(stderr, "Invalid counter name: %s\n", name_list);
451812db3f7SLen Brown 			exit(-1);
452812db3f7SLen Brown 		}
453812db3f7SLen Brown 
454812db3f7SLen Brown 		name_list = comma;
455812db3f7SLen Brown 		if (name_list)
456812db3f7SLen Brown 			name_list++;
457812db3f7SLen Brown 
458812db3f7SLen Brown 	}
459812db3f7SLen Brown 	return retval;
460812db3f7SLen Brown }
461fc04cc67SLen Brown 
462a829eb4dSLen Brown void print_header(void)
463103a8feaSLen Brown {
464388e9c81SLen Brown 	struct msr_counter *mp;
465388e9c81SLen Brown 
466812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
4673d109de2SLen Brown 		outp += sprintf(outp, "\tPackage");
468812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
4693d109de2SLen Brown 		outp += sprintf(outp, "\tCore");
470812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
4713d109de2SLen Brown 		outp += sprintf(outp, "\tCPU");
472812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
4733d109de2SLen Brown 		outp += sprintf(outp, "\tAvg_MHz");
474812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
4753d109de2SLen Brown 		outp += sprintf(outp, "\tBusy%%");
476812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
4773d109de2SLen Brown 		outp += sprintf(outp, "\tBzy_MHz");
478812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
4793d109de2SLen Brown 		outp += sprintf(outp, "\tTSC_MHz");
4801cc21f7bSLen Brown 
4811cc21f7bSLen Brown 	if (!debug)
4821cc21f7bSLen Brown 		goto done;
4831cc21f7bSLen Brown 
484812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
4853d109de2SLen Brown 		outp += sprintf(outp, "\tIRQ");
486812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
4873d109de2SLen Brown 		outp += sprintf(outp, "\tSMI");
4881cc21f7bSLen Brown 
489812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c1))
4903d109de2SLen Brown 		outp += sprintf(outp, "\tCPU%%c1");
491889facbeSLen Brown 
492388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
493388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
494388e9c81SLen Brown 			if (mp->width == 64)
495388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
496388e9c81SLen Brown 			else
497388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
498388e9c81SLen Brown 		} else {
499388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
500388e9c81SLen Brown 		}
501388e9c81SLen Brown 	}
502388e9c81SLen Brown 
503812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
504678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c3");
505812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
506678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c6");
507812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
508678a3bd1SLen Brown 		outp += sprintf(outp, "\tCPU%%c7");
509678a3bd1SLen Brown 
5100539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
5110539ba11SLen Brown 		outp += sprintf(outp, "\tMod%%c6");
512678a3bd1SLen Brown 
513812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
5143d109de2SLen Brown 		outp += sprintf(outp, "\tCoreTmp");
515388e9c81SLen Brown 
516388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
517388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
518388e9c81SLen Brown 			if (mp->width == 64)
519388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
520388e9c81SLen Brown 			else
521388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
522388e9c81SLen Brown 		} else {
523388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
524388e9c81SLen Brown 		}
525388e9c81SLen Brown 	}
526388e9c81SLen Brown 
527812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
5283d109de2SLen Brown 		outp += sprintf(outp, "\tPkgTmp");
529889facbeSLen Brown 
530812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
5313d109de2SLen Brown 		outp += sprintf(outp, "\tGFX%%rc6");
532fdf676e5SLen Brown 
533812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
5343d109de2SLen Brown 		outp += sprintf(outp, "\tGFXMHz");
53527d47356SLen Brown 
5360b2bb692SLen Brown 	if (do_skl_residency) {
5373d109de2SLen Brown 		outp += sprintf(outp, "\tTotl%%C0");
5383d109de2SLen Brown 		outp += sprintf(outp, "\tAny%%C0");
5393d109de2SLen Brown 		outp += sprintf(outp, "\tGFX%%C0");
5403d109de2SLen Brown 		outp += sprintf(outp, "\tCPUGFX%%");
5410b2bb692SLen Brown 	}
5420b2bb692SLen Brown 
543ee7e38e3SLen Brown 	if (do_pc2)
5443d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc2");
545ee7e38e3SLen Brown 	if (do_pc3)
5463d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc3");
547ee7e38e3SLen Brown 	if (do_pc6)
5483d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc6");
549ee7e38e3SLen Brown 	if (do_pc7)
5503d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc7");
551ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
5523d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc8");
5533d109de2SLen Brown 		outp += sprintf(outp, "\tPkg%%pc9");
5543d109de2SLen Brown 		outp += sprintf(outp, "\tPk%%pc10");
555ca58710fSKristen Carlson Accardi 	}
556103a8feaSLen Brown 
5575c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
558812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
5593d109de2SLen Brown 			outp += sprintf(outp, "\tPkgWatt");
560812db3f7SLen Brown 		if (DO_BIC(BIC_CorWatt))
5613d109de2SLen Brown 			outp += sprintf(outp, "\tCorWatt");
562812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
5633d109de2SLen Brown 			outp += sprintf(outp, "\tGFXWatt");
564812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
5653d109de2SLen Brown 			outp += sprintf(outp, "\tRAMWatt");
566812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
5673d109de2SLen Brown 			outp += sprintf(outp, "\tPKG_%%");
568812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
5693d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_%%");
570d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
571812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
5723d109de2SLen Brown 			outp += sprintf(outp, "\tPkg_J");
573812db3f7SLen Brown 		if (DO_BIC(BIC_Cor_J))
5743d109de2SLen Brown 			outp += sprintf(outp, "\tCor_J");
575812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
5763d109de2SLen Brown 			outp += sprintf(outp, "\tGFX_J");
577812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
5783d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_J");
579812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
5803d109de2SLen Brown 			outp += sprintf(outp, "\tPKG_%%");
581812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
5823d109de2SLen Brown 			outp += sprintf(outp, "\tRAM_%%");
5835c56be9aSDirk Brandewie 	}
584388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
585388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
586388e9c81SLen Brown 			if (mp->width == 64)
587388e9c81SLen Brown 				outp += sprintf(outp, "\t%18.18s", mp->name);
588388e9c81SLen Brown 			else
589388e9c81SLen Brown 				outp += sprintf(outp, "\t%10.10s", mp->name);
590388e9c81SLen Brown 		} else {
591388e9c81SLen Brown 			outp += sprintf(outp, "\t%-7.7s", mp->name);
592388e9c81SLen Brown 		}
593388e9c81SLen Brown 	}
594388e9c81SLen Brown 
5951cc21f7bSLen Brown done:
596c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
597103a8feaSLen Brown }
598103a8feaSLen Brown 
599c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
600c98d5d94SLen Brown 	struct pkg_data *p)
601103a8feaSLen Brown {
602388e9c81SLen Brown 	int i;
603388e9c81SLen Brown 	struct msr_counter *mp;
604388e9c81SLen Brown 
6053b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
606c98d5d94SLen Brown 
607c98d5d94SLen Brown 	if (t) {
6083b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
6093b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
6103b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
6113b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
6123b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
6133b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
6146886fee4SLen Brown 
615812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
616562a2d37SLen Brown 			outp += sprintf(outp, "IRQ: %08X\n", t->irq_count);
617812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
6183b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "SMI: %08X\n", t->smi_count);
619388e9c81SLen Brown 
620388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
621388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
622388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
623388e9c81SLen Brown 		}
624103a8feaSLen Brown 	}
625103a8feaSLen Brown 
626c98d5d94SLen Brown 	if (c) {
6273b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
6283b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
6293b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
6303b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
6313b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
632388e9c81SLen Brown 
633388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
634388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
635388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
636388e9c81SLen Brown 		}
6370539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
638c98d5d94SLen Brown 	}
639103a8feaSLen Brown 
640c98d5d94SLen Brown 	if (p) {
6413b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
6420b2bb692SLen Brown 
6430b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
6440b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
6450b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
6460b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
6470b2bb692SLen Brown 
6483b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
649ee7e38e3SLen Brown 		if (do_pc3)
6503b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
651ee7e38e3SLen Brown 		if (do_pc6)
6523b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
653ee7e38e3SLen Brown 		if (do_pc7)
6543b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
6553b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
6563b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
6573b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
6583b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg);
6593b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores);
6603b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx);
6613b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram);
6623b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle PKG: %0X\n",
6633b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
6643b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "Throttle RAM: %0X\n",
6653b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
6663b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
667388e9c81SLen Brown 
668388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
669388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
670388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
671388e9c81SLen Brown 		}
672c98d5d94SLen Brown 	}
6733b4d5c7fSAndy Shevchenko 
6743b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
6753b4d5c7fSAndy Shevchenko 
676c98d5d94SLen Brown 	return 0;
677103a8feaSLen Brown }
678103a8feaSLen Brown 
679e23da037SLen Brown /*
680e23da037SLen Brown  * column formatting convention & formats
681e23da037SLen Brown  */
682c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
683c98d5d94SLen Brown 	struct pkg_data *p)
684103a8feaSLen Brown {
685103a8feaSLen Brown 	double interval_float;
686fc04cc67SLen Brown 	char *fmt8;
687388e9c81SLen Brown 	int i;
688388e9c81SLen Brown 	struct msr_counter *mp;
689103a8feaSLen Brown 
690c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
691c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
692c98d5d94SLen Brown 		return 0;
693c98d5d94SLen Brown 
694c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
695c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
696c98d5d94SLen Brown 		return 0;
697c98d5d94SLen Brown 
698103a8feaSLen Brown 	interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0;
699103a8feaSLen 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))
7303d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/t->tsc/tsc_tweak);
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",
73721ed5574SLen Brown 				1.0 * t->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 
7431cc21f7bSLen Brown 	if (!debug)
7441cc21f7bSLen Brown 		goto done;
7451cc21f7bSLen Brown 
746562a2d37SLen Brown 	/* IRQ */
747812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
7483d109de2SLen Brown 		outp += sprintf(outp, "\t%d", t->irq_count);
749562a2d37SLen Brown 
7501cc21f7bSLen Brown 	/* SMI */
751812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
7523d109de2SLen Brown 		outp += sprintf(outp, "\t%d", t->smi_count);
7531cc21f7bSLen Brown 
754678a3bd1SLen Brown 	/* C1 */
755812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c1))
7563d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/t->tsc);
757c98d5d94SLen Brown 
758678a3bd1SLen Brown 	/* Added counters */
759678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
760678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
761678a3bd1SLen Brown 			if (mp->width == 32)
762678a3bd1SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) t->counter[i]);
763678a3bd1SLen Brown 			else
764678a3bd1SLen Brown 				outp += sprintf(outp, "\t0x%016llx", t->counter[i]);
765678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
766678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", t->counter[i]);
767678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
768678a3bd1SLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * t->counter[i]/t->tsc);
769678a3bd1SLen Brown 		}
770678a3bd1SLen Brown 	}
771678a3bd1SLen Brown 
772c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
773c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
774c98d5d94SLen Brown 		goto done;
775c98d5d94SLen Brown 
776812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates)
7773d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/t->tsc);
778812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
7793d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/t->tsc);
780812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
7813d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/t->tsc);
782c98d5d94SLen Brown 
7830539ba11SLen Brown 	/* Mod%c6 */
7840539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
7850539ba11SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * c->mc6_us / t->tsc);
7860539ba11SLen Brown 
787812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
7883d109de2SLen Brown 		outp += sprintf(outp, "\t%d", c->core_temp_c);
789889facbeSLen Brown 
790388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
791388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
792388e9c81SLen Brown 			if (mp->width == 32)
793388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) c->counter[i]);
794388e9c81SLen Brown 			else
795388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%016llx", c->counter[i]);
796388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
797678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", c->counter[i]);
798388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
799388e9c81SLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * c->counter[i]/t->tsc);
800388e9c81SLen Brown 		}
801388e9c81SLen Brown 	}
802388e9c81SLen Brown 
803c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
804c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
805c98d5d94SLen Brown 		goto done;
806c98d5d94SLen Brown 
8070b2bb692SLen Brown 	/* PkgTmp */
808812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8093d109de2SLen Brown 		outp += sprintf(outp, "\t%d", p->pkg_temp_c);
810889facbeSLen Brown 
811fdf676e5SLen Brown 	/* GFXrc6 */
812812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
813ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
8143d109de2SLen Brown 			outp += sprintf(outp, "\t**.**");
8159185e988SLen Brown 		} else {
8163d109de2SLen Brown 			outp += sprintf(outp, "\t%.2f",
8179185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
8189185e988SLen Brown 		}
8199185e988SLen Brown 	}
820fdf676e5SLen Brown 
82127d47356SLen Brown 	/* GFXMHz */
822812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8233d109de2SLen Brown 		outp += sprintf(outp, "\t%d", p->gfx_mhz);
82427d47356SLen Brown 
8250b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
8260b2bb692SLen Brown 	if (do_skl_residency) {
8273d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc);
8283d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/t->tsc);
8293d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc);
8303d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc);
8310b2bb692SLen Brown 	}
8320b2bb692SLen Brown 
833ee7e38e3SLen Brown 	if (do_pc2)
8343d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/t->tsc);
835ee7e38e3SLen Brown 	if (do_pc3)
8363d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/t->tsc);
837ee7e38e3SLen Brown 	if (do_pc6)
8383d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/t->tsc);
839ee7e38e3SLen Brown 	if (do_pc7)
8403d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/t->tsc);
841ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
8423d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/t->tsc);
8433d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/t->tsc);
8443d109de2SLen Brown 		outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/t->tsc);
845ca58710fSKristen Carlson Accardi 	}
846889facbeSLen Brown 
847889facbeSLen Brown 	/*
848889facbeSLen Brown  	 * If measurement interval exceeds minimum RAPL Joule Counter range,
849889facbeSLen Brown  	 * indicate that results are suspect by printing "**" in fraction place.
850889facbeSLen Brown  	 */
851fc04cc67SLen Brown 	if (interval_float < rapl_joule_counter_range)
8523d109de2SLen Brown 		fmt8 = "\t%.2f";
853fc04cc67SLen Brown 	else
854fc04cc67SLen Brown 		fmt8 = "%6.0f**";
855889facbeSLen Brown 
856812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
857fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float);
858812db3f7SLen Brown 	if (DO_BIC(BIC_CorWatt))
859fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float);
860812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
861fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float);
862812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
86340ee8e3bSAndrey Semin 		outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float);
864812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
865812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units);
866812db3f7SLen Brown 	if (DO_BIC(BIC_Cor_J))
867812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units);
868812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
869812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units);
870812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
871812db3f7SLen Brown 		outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units);
872812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
873fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
874812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
875fc04cc67SLen Brown 		outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
876812db3f7SLen Brown 
877388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
878388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
879388e9c81SLen Brown 			if (mp->width == 32)
880388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%08lx", (unsigned long) p->counter[i]);
881388e9c81SLen Brown 			else
882388e9c81SLen Brown 				outp += sprintf(outp, "\t0x%016llx", p->counter[i]);
883388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
884678a3bd1SLen Brown 			outp += sprintf(outp, "\t%lld", p->counter[i]);
885388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
886388e9c81SLen Brown 			outp += sprintf(outp, "\t%.2f", 100.0 * p->counter[i]/t->tsc);
887388e9c81SLen Brown 		}
888388e9c81SLen Brown 	}
889388e9c81SLen Brown 
890c98d5d94SLen Brown done:
891c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
892c98d5d94SLen Brown 
893c98d5d94SLen Brown 	return 0;
894103a8feaSLen Brown }
895103a8feaSLen Brown 
896b7d8c148SLen Brown void flush_output_stdout(void)
897103a8feaSLen Brown {
898b7d8c148SLen Brown 	FILE *filep;
899b7d8c148SLen Brown 
900b7d8c148SLen Brown 	if (outf == stderr)
901b7d8c148SLen Brown 		filep = stdout;
902b7d8c148SLen Brown 	else
903b7d8c148SLen Brown 		filep = outf;
904b7d8c148SLen Brown 
905b7d8c148SLen Brown 	fputs(output_buffer, filep);
906b7d8c148SLen Brown 	fflush(filep);
907b7d8c148SLen Brown 
908c98d5d94SLen Brown 	outp = output_buffer;
909c98d5d94SLen Brown }
910b7d8c148SLen Brown void flush_output_stderr(void)
911c98d5d94SLen Brown {
912b7d8c148SLen Brown 	fputs(output_buffer, outf);
913b7d8c148SLen Brown 	fflush(outf);
914c98d5d94SLen Brown 	outp = output_buffer;
915c98d5d94SLen Brown }
916c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
917c98d5d94SLen Brown {
918e23da037SLen Brown 	static int printed;
919103a8feaSLen Brown 
920e23da037SLen Brown 	if (!printed || !summary_only)
921103a8feaSLen Brown 		print_header();
922103a8feaSLen Brown 
923c98d5d94SLen Brown 	if (topo.num_cpus > 1)
924c98d5d94SLen Brown 		format_counters(&average.threads, &average.cores,
925c98d5d94SLen Brown 			&average.packages);
926103a8feaSLen Brown 
927e23da037SLen Brown 	printed = 1;
928e23da037SLen Brown 
929e23da037SLen Brown 	if (summary_only)
930e23da037SLen Brown 		return;
931e23da037SLen Brown 
932c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
933103a8feaSLen Brown }
934103a8feaSLen Brown 
935889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
936889facbeSLen Brown 	if (new > old) {			\
937889facbeSLen Brown 		old = new - old;		\
938889facbeSLen Brown 	} else {				\
939889facbeSLen Brown 		old = 0x100000000 + new - old;	\
940889facbeSLen Brown 	}
941889facbeSLen Brown 
942ba3dec99SLen Brown int
943c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
944103a8feaSLen Brown {
945388e9c81SLen Brown 	int i;
946388e9c81SLen Brown 	struct msr_counter *mp;
9470b2bb692SLen Brown 
9480b2bb692SLen Brown 	if (do_skl_residency) {
9490b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
9500b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
9510b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
9520b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
9530b2bb692SLen Brown 	}
954c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
955ee7e38e3SLen Brown 	if (do_pc3)
956c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
957ee7e38e3SLen Brown 	if (do_pc6)
958c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
959ee7e38e3SLen Brown 	if (do_pc7)
960c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
961ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
962ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
963ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
964889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
965889facbeSLen Brown 
9669185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
9679185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
9689185e988SLen Brown 		old->gfx_rc6_ms = -1;
9699185e988SLen Brown 	else
970fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
9719185e988SLen Brown 
97227d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
97327d47356SLen Brown 
974889facbeSLen Brown 	DELTA_WRAP32(new->energy_pkg, old->energy_pkg);
975889facbeSLen Brown 	DELTA_WRAP32(new->energy_cores, old->energy_cores);
976889facbeSLen Brown 	DELTA_WRAP32(new->energy_gfx, old->energy_gfx);
977889facbeSLen Brown 	DELTA_WRAP32(new->energy_dram, old->energy_dram);
978889facbeSLen Brown 	DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status);
979889facbeSLen Brown 	DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status);
980ba3dec99SLen Brown 
981388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
982388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
983388e9c81SLen Brown 			old->counter[i] = new->counter[i];
984388e9c81SLen Brown 		else
985388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
986388e9c81SLen Brown 	}
987388e9c81SLen Brown 
988ba3dec99SLen Brown 	return 0;
989103a8feaSLen Brown }
990103a8feaSLen Brown 
991c98d5d94SLen Brown void
992c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
993c98d5d94SLen Brown {
994388e9c81SLen Brown 	int i;
995388e9c81SLen Brown 	struct msr_counter *mp;
996388e9c81SLen Brown 
997c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
998c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
999c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1000889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
10010539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1002388e9c81SLen Brown 
1003388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1004388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1005388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1006388e9c81SLen Brown 		else
1007388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1008388e9c81SLen Brown 	}
1009103a8feaSLen Brown }
1010c98d5d94SLen Brown 
1011c3ae331dSLen Brown /*
1012c3ae331dSLen Brown  * old = new - old
1013c3ae331dSLen Brown  */
1014ba3dec99SLen Brown int
1015c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1016c98d5d94SLen Brown 	struct core_data *core_delta)
1017c98d5d94SLen Brown {
1018388e9c81SLen Brown 	int i;
1019388e9c81SLen Brown 	struct msr_counter *mp;
1020388e9c81SLen Brown 
1021c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1022c98d5d94SLen Brown 
1023103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1024b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1025b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1026b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1027b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1028103a8feaSLen Brown 
1029c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1030c98d5d94SLen Brown 
1031812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
1032c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1033c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1034c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1035c98d5d94SLen Brown 		} else {
1036ba3dec99SLen Brown 			return -1;
1037103a8feaSLen Brown 		}
1038a729617cSLen Brown 	}
1039103a8feaSLen Brown 
1040c98d5d94SLen Brown 
1041144b44b1SLen Brown 	if (use_c1_residency_msr) {
1042144b44b1SLen Brown 		/*
1043144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1044144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1045144b44b1SLen Brown 		 */
1046144b44b1SLen Brown 	} else {
1047103a8feaSLen Brown 		/*
1048c3ae331dSLen Brown 		 * As counter collection is not atomic,
1049c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1050103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1051103a8feaSLen Brown 		 */
1052c3ae331dSLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc)
1053c98d5d94SLen Brown 			old->c1 = 0;
1054c98d5d94SLen Brown 		else {
1055c98d5d94SLen Brown 			/* normal case, derive c1 */
1056c98d5d94SLen Brown 			old->c1 = old->tsc - old->mperf - core_delta->c3
1057c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1058c98d5d94SLen Brown 		}
1059144b44b1SLen Brown 	}
1060c3ae331dSLen Brown 
1061c98d5d94SLen Brown 	if (old->mperf == 0) {
1062b7d8c148SLen Brown 		if (debug > 1)
1063b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1064c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1065c98d5d94SLen Brown 	}
1066103a8feaSLen Brown 
1067812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1068562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1069562a2d37SLen Brown 
1070812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
10711ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1072ba3dec99SLen Brown 
1073388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1074388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1075388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1076388e9c81SLen Brown 		else
1077388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1078388e9c81SLen Brown 	}
1079ba3dec99SLen Brown 	return 0;
1080103a8feaSLen Brown }
1081c98d5d94SLen Brown 
1082c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1083c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1084c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1085c98d5d94SLen Brown {
1086ba3dec99SLen Brown 	int retval = 0;
1087ba3dec99SLen Brown 
1088c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1089c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1090c98d5d94SLen Brown 		delta_core(c, c2);
1091c98d5d94SLen Brown 
1092c98d5d94SLen Brown 	/* always calculate thread delta */
1093ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1094ba3dec99SLen Brown 	if (retval)
1095ba3dec99SLen Brown 		return retval;
1096c98d5d94SLen Brown 
1097c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1098c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1099ba3dec99SLen Brown 		retval = delta_package(p, p2);
1100c98d5d94SLen Brown 
1101ba3dec99SLen Brown 	return retval;
1102103a8feaSLen Brown }
1103103a8feaSLen Brown 
1104c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1105103a8feaSLen Brown {
1106388e9c81SLen Brown 	int i;
1107388e9c81SLen Brown 	struct msr_counter  *mp;
1108388e9c81SLen Brown 
1109c98d5d94SLen Brown 	t->tsc = 0;
1110c98d5d94SLen Brown 	t->aperf = 0;
1111c98d5d94SLen Brown 	t->mperf = 0;
1112c98d5d94SLen Brown 	t->c1 = 0;
1113103a8feaSLen Brown 
1114562a2d37SLen Brown 	t->irq_count = 0;
1115562a2d37SLen Brown 	t->smi_count = 0;
1116562a2d37SLen Brown 
1117c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1118c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1119c98d5d94SLen Brown 
1120c98d5d94SLen Brown 	c->c3 = 0;
1121c98d5d94SLen Brown 	c->c6 = 0;
1122c98d5d94SLen Brown 	c->c7 = 0;
11230539ba11SLen Brown 	c->mc6_us = 0;
1124889facbeSLen Brown 	c->core_temp_c = 0;
1125c98d5d94SLen Brown 
11260b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
11270b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
11280b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
11290b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
11300b2bb692SLen Brown 
1131c98d5d94SLen Brown 	p->pc2 = 0;
1132ee7e38e3SLen Brown 	if (do_pc3)
1133c98d5d94SLen Brown 		p->pc3 = 0;
1134ee7e38e3SLen Brown 	if (do_pc6)
1135c98d5d94SLen Brown 		p->pc6 = 0;
1136ee7e38e3SLen Brown 	if (do_pc7)
1137c98d5d94SLen Brown 		p->pc7 = 0;
1138ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1139ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1140ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1141889facbeSLen Brown 
1142889facbeSLen Brown 	p->energy_pkg = 0;
1143889facbeSLen Brown 	p->energy_dram = 0;
1144889facbeSLen Brown 	p->energy_cores = 0;
1145889facbeSLen Brown 	p->energy_gfx = 0;
1146889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1147889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1148889facbeSLen Brown 	p->pkg_temp_c = 0;
114927d47356SLen Brown 
1150fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
115127d47356SLen Brown 	p->gfx_mhz = 0;
1152388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1153388e9c81SLen Brown 		t->counter[i] = 0;
1154388e9c81SLen Brown 
1155388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1156388e9c81SLen Brown 		c->counter[i] = 0;
1157388e9c81SLen Brown 
1158388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1159388e9c81SLen Brown 		p->counter[i] = 0;
1160103a8feaSLen Brown }
1161c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1162c98d5d94SLen Brown 	struct pkg_data *p)
1163103a8feaSLen Brown {
1164388e9c81SLen Brown 	int i;
1165388e9c81SLen Brown 	struct msr_counter *mp;
1166388e9c81SLen Brown 
1167c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1168c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1169c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1170c98d5d94SLen Brown 	average.threads.c1 += t->c1;
117115aaa346SLen Brown 
1172562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1173562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1174562a2d37SLen Brown 
1175388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1176388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1177388e9c81SLen Brown 			continue;
1178388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1179388e9c81SLen Brown 	}
1180388e9c81SLen Brown 
1181c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1182c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1183c98d5d94SLen Brown 		return 0;
1184c98d5d94SLen Brown 
1185c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1186c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1187c98d5d94SLen Brown 	average.cores.c7 += c->c7;
11880539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1189c98d5d94SLen Brown 
1190889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1191889facbeSLen Brown 
1192388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1193388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1194388e9c81SLen Brown 			continue;
1195388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1196388e9c81SLen Brown 	}
1197388e9c81SLen Brown 
1198c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1199c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1200c98d5d94SLen Brown 		return 0;
1201c98d5d94SLen Brown 
12020b2bb692SLen Brown 	if (do_skl_residency) {
12030b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
12040b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
12050b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
12060b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
12070b2bb692SLen Brown 	}
12080b2bb692SLen Brown 
1209c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
1210ee7e38e3SLen Brown 	if (do_pc3)
1211c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
1212ee7e38e3SLen Brown 	if (do_pc6)
1213c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
1214ee7e38e3SLen Brown 	if (do_pc7)
1215c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1216ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1217ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1218ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1219c98d5d94SLen Brown 
1220889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1221889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1222889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1223889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1224889facbeSLen Brown 
1225fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
122627d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
122727d47356SLen Brown 
1228889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1229889facbeSLen Brown 
1230889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1231889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1232388e9c81SLen Brown 
1233388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1234388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1235388e9c81SLen Brown 			continue;
1236388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1237388e9c81SLen Brown 	}
1238c98d5d94SLen Brown 	return 0;
1239c98d5d94SLen Brown }
1240c98d5d94SLen Brown /*
1241c98d5d94SLen Brown  * sum the counters for all cpus in the system
1242c98d5d94SLen Brown  * compute the weighted average
1243c98d5d94SLen Brown  */
1244c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1245c98d5d94SLen Brown 	struct pkg_data *p)
1246c98d5d94SLen Brown {
1247388e9c81SLen Brown 	int i;
1248388e9c81SLen Brown 	struct msr_counter *mp;
1249388e9c81SLen Brown 
1250c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1251c98d5d94SLen Brown 
1252c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1253c98d5d94SLen Brown 
1254c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1255c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1256c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
1257c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1258c98d5d94SLen Brown 
1259c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1260c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1261c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
12620539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1263c98d5d94SLen Brown 
12640b2bb692SLen Brown 	if (do_skl_residency) {
12650b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
12660b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
12670b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
12680b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
12690b2bb692SLen Brown 	}
12700b2bb692SLen Brown 
1271c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
1272ee7e38e3SLen Brown 	if (do_pc3)
1273c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
1274ee7e38e3SLen Brown 	if (do_pc6)
1275c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
1276ee7e38e3SLen Brown 	if (do_pc7)
1277c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1278ca58710fSKristen Carlson Accardi 
1279ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1280ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1281ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1282388e9c81SLen Brown 
1283388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1284388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1285388e9c81SLen Brown 			continue;
1286388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1287388e9c81SLen Brown 	}
1288388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1289388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1290388e9c81SLen Brown 			continue;
1291388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1292388e9c81SLen Brown 	}
1293388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1294388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1295388e9c81SLen Brown 			continue;
1296388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1297388e9c81SLen Brown 	}
1298c98d5d94SLen Brown }
1299c98d5d94SLen Brown 
1300c98d5d94SLen Brown static unsigned long long rdtsc(void)
1301c98d5d94SLen Brown {
1302c98d5d94SLen Brown 	unsigned int low, high;
1303c98d5d94SLen Brown 
1304c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1305c98d5d94SLen Brown 
1306c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1307c98d5d94SLen Brown }
1308c98d5d94SLen Brown 
1309c98d5d94SLen Brown /*
1310c98d5d94SLen Brown  * get_counters(...)
1311c98d5d94SLen Brown  * migrate to cpu
1312c98d5d94SLen Brown  * acquire and record local counters for that cpu
1313c98d5d94SLen Brown  */
1314c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1315c98d5d94SLen Brown {
1316c98d5d94SLen Brown 	int cpu = t->cpu_id;
1317889facbeSLen Brown 	unsigned long long msr;
13180102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1319388e9c81SLen Brown 	struct msr_counter *mp;
1320388e9c81SLen Brown 	int i;
1321c98d5d94SLen Brown 
1322e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
1323b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
132415aaa346SLen Brown 		return -1;
1325e52966c0SLen Brown 	}
132615aaa346SLen Brown 
13270102b067SLen Brown retry:
1328c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
132915aaa346SLen Brown 
1330812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) {
13310102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
13320102b067SLen Brown 
13330102b067SLen Brown 		/*
13340102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
13350102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
13360102b067SLen Brown 		 *
13370102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
13380102b067SLen Brown 		 * individual system call, so delays may occur
13390102b067SLen Brown 		 * between them.  If the time to read them
13400102b067SLen Brown 		 * varies by a large amount, we re-read them.
13410102b067SLen Brown 		 */
13420102b067SLen Brown 
13430102b067SLen Brown 		/*
13440102b067SLen Brown 		 * This initial dummy APERF read has been seen to
13450102b067SLen Brown 		 * reduce jitter in the subsequent reads.
13460102b067SLen Brown 		 */
13470102b067SLen Brown 
13489c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
1349c98d5d94SLen Brown 			return -3;
13500102b067SLen Brown 
13510102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
13520102b067SLen Brown 
13530102b067SLen Brown 		tsc_before = t->tsc;
13540102b067SLen Brown 
13550102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
13560102b067SLen Brown 			return -3;
13570102b067SLen Brown 
13580102b067SLen Brown 		tsc_between = rdtsc();
13590102b067SLen Brown 
13609c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
1361c98d5d94SLen Brown 			return -4;
13620102b067SLen Brown 
13630102b067SLen Brown 		tsc_after = rdtsc();
13640102b067SLen Brown 
13650102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
13660102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
13670102b067SLen Brown 
13680102b067SLen Brown 		/*
13690102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
13700102b067SLen Brown 		 * differ by more than 2x, then try again.
13710102b067SLen Brown 		 */
13720102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
13730102b067SLen Brown 			aperf_mperf_retry_count++;
13740102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
13750102b067SLen Brown 				goto retry;
13760102b067SLen Brown 			else
13770102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
13780102b067SLen Brown 					cpu, aperf_time, mperf_time);
13790102b067SLen Brown 		}
13800102b067SLen Brown 		aperf_mperf_retry_count = 0;
13810102b067SLen Brown 
1382b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
1383b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
138488c3281fSLen Brown 	}
138588c3281fSLen Brown 
1386812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1387562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
1388812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
13891ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
13901ed51011SLen Brown 			return -5;
13911ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
13921ed51011SLen Brown 	}
13930539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
1394144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
1395144b44b1SLen Brown 			return -6;
1396144b44b1SLen Brown 	}
1397144b44b1SLen Brown 
1398388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1399388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &t->counter[i]))
1400388e9c81SLen Brown 			return -10;
1401388e9c81SLen Brown 	}
1402388e9c81SLen Brown 
1403388e9c81SLen Brown 
1404c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
1405c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1406c98d5d94SLen Brown 		return 0;
1407c98d5d94SLen Brown 
1408812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) {
1409c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
1410c98d5d94SLen Brown 			return -6;
1411144b44b1SLen Brown 	}
1412144b44b1SLen Brown 
1413812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) {
1414c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
1415c98d5d94SLen Brown 			return -7;
1416fb5d4327SDasaratharaman Chandramouli 	} else if (do_knl_cstates) {
1417fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
1418fb5d4327SDasaratharaman Chandramouli 			return -7;
1419103a8feaSLen Brown 	}
142015aaa346SLen Brown 
1421812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
1422c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
1423c98d5d94SLen Brown 			return -8;
1424c98d5d94SLen Brown 
14250539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
14260539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
14270539ba11SLen Brown 			return -8;
14280539ba11SLen Brown 
1429812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
1430889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
1431889facbeSLen Brown 			return -9;
1432889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1433889facbeSLen Brown 	}
1434889facbeSLen Brown 
1435388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1436388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &c->counter[i]))
1437388e9c81SLen Brown 			return -10;
1438388e9c81SLen Brown 	}
1439889facbeSLen Brown 
1440c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
1441c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1442c98d5d94SLen Brown 		return 0;
144315aaa346SLen Brown 
14440b2bb692SLen Brown 	if (do_skl_residency) {
14450b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
14460b2bb692SLen Brown 			return -10;
14470b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
14480b2bb692SLen Brown 			return -11;
14490b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
14500b2bb692SLen Brown 			return -12;
14510b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
14520b2bb692SLen Brown 			return -13;
14530b2bb692SLen Brown 	}
1454ee7e38e3SLen Brown 	if (do_pc3)
1455c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
1456c98d5d94SLen Brown 			return -9;
14570539ba11SLen Brown 	if (do_pc6) {
14580539ba11SLen Brown 		if (do_slm_cstates) {
14590539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
14600539ba11SLen Brown 				return -10;
14610539ba11SLen Brown 		} else {
1462c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
1463c98d5d94SLen Brown 				return -10;
14640539ba11SLen Brown 		}
14650539ba11SLen Brown 	}
14660539ba11SLen Brown 
1467ee7e38e3SLen Brown 	if (do_pc2)
1468c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
1469c98d5d94SLen Brown 			return -11;
1470ee7e38e3SLen Brown 	if (do_pc7)
1471c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
1472c98d5d94SLen Brown 			return -12;
1473ca58710fSKristen Carlson Accardi 	if (do_c8_c9_c10) {
1474ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
1475ca58710fSKristen Carlson Accardi 			return -13;
1476ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
1477ca58710fSKristen Carlson Accardi 			return -13;
1478ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
1479ca58710fSKristen Carlson Accardi 			return -13;
1480ca58710fSKristen Carlson Accardi 	}
1481889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
1482889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr))
1483889facbeSLen Brown 			return -13;
1484889facbeSLen Brown 		p->energy_pkg = msr & 0xFFFFFFFF;
1485889facbeSLen Brown 	}
14869148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
1487889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr))
1488889facbeSLen Brown 			return -14;
1489889facbeSLen Brown 		p->energy_cores = msr & 0xFFFFFFFF;
1490889facbeSLen Brown 	}
1491889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
1492889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
1493889facbeSLen Brown 			return -15;
1494889facbeSLen Brown 		p->energy_dram = msr & 0xFFFFFFFF;
1495889facbeSLen Brown 	}
1496889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
1497889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr))
1498889facbeSLen Brown 			return -16;
1499889facbeSLen Brown 		p->energy_gfx = msr & 0xFFFFFFFF;
1500889facbeSLen Brown 	}
1501889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
1502889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr))
1503889facbeSLen Brown 			return -16;
1504889facbeSLen Brown 		p->rapl_pkg_perf_status = msr & 0xFFFFFFFF;
1505889facbeSLen Brown 	}
1506889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
1507889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr))
1508889facbeSLen Brown 			return -16;
1509889facbeSLen Brown 		p->rapl_dram_perf_status = msr & 0xFFFFFFFF;
1510889facbeSLen Brown 	}
1511812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
1512889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
1513889facbeSLen Brown 			return -17;
1514889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1515889facbeSLen Brown 	}
1516fdf676e5SLen Brown 
1517812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
1518fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
1519fdf676e5SLen Brown 
1520812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
152127d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
152227d47356SLen Brown 
1523388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1524388e9c81SLen Brown 		if (get_msr(cpu, mp->msr_num, &p->counter[i]))
1525388e9c81SLen Brown 			return -10;
1526388e9c81SLen Brown 	}
1527388e9c81SLen Brown 
152815aaa346SLen Brown 	return 0;
1529103a8feaSLen Brown }
1530103a8feaSLen Brown 
1531ee7e38e3SLen Brown /*
1532ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
1533ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
1534ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
1535ee7e38e3SLen Brown  */
1536ee7e38e3SLen Brown 
1537ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
1538ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
1539ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
1540ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
1541ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
1542ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
1543ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
1544ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
1545ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
1546ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
1547ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
1548ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
15490b2bb692SLen Brown #define PCL__8 12 /* PC8 */
15500b2bb692SLen Brown #define PCL__9 13 /* PC9 */
15510b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */
1552ee7e38e3SLen Brown 
1553ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
1554ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
15550b2bb692SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"};
1556ee7e38e3SLen Brown 
1557e9257f5fSLen 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};
1558e9257f5fSLen 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};
1559e9257f5fSLen 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};
15600539ba11SLen 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};
1561f2642888SLen 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};
1562e9257f5fSLen 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};
1563e4085d54SLen 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};
1564d8ebb442SLen 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};
1565ee7e38e3SLen Brown 
1566a2b7b749SLen Brown 
1567a2b7b749SLen Brown static void
1568a2b7b749SLen Brown calculate_tsc_tweak()
1569a2b7b749SLen Brown {
1570a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
1571a2b7b749SLen Brown }
1572a2b7b749SLen Brown 
1573fcd17211SLen Brown static void
1574fcd17211SLen Brown dump_nhm_platform_info(void)
1575103a8feaSLen Brown {
1576103a8feaSLen Brown 	unsigned long long msr;
1577103a8feaSLen Brown 	unsigned int ratio;
1578103a8feaSLen Brown 
1579ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
1580103a8feaSLen Brown 
1581b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
15826574a5d5SLen Brown 
1583103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
1584710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
1585103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1586103a8feaSLen Brown 
1587103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
1588710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
1589103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
1590103a8feaSLen Brown 
15917ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
1592b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
1593bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
159467920418SLen Brown 
1595fcd17211SLen Brown 	return;
1596fcd17211SLen Brown }
1597fcd17211SLen Brown 
1598fcd17211SLen Brown static void
1599fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
1600fcd17211SLen Brown {
1601fcd17211SLen Brown 	unsigned long long msr;
1602fcd17211SLen Brown 	unsigned int ratio;
1603fcd17211SLen Brown 
16047ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
1605fcd17211SLen Brown 
1606b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
1607fcd17211SLen Brown 
1608fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
1609fcd17211SLen Brown 	if (ratio)
1610710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
1611fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1612fcd17211SLen Brown 
1613fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
1614fcd17211SLen Brown 	if (ratio)
1615710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
1616fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
1617fcd17211SLen Brown 	return;
1618fcd17211SLen Brown }
1619fcd17211SLen Brown 
1620fcd17211SLen Brown static void
1621fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
1622fcd17211SLen Brown {
1623fcd17211SLen Brown 	unsigned long long msr;
1624fcd17211SLen Brown 	unsigned int ratio;
16256574a5d5SLen Brown 
16267ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
16276574a5d5SLen Brown 
1628b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
16296574a5d5SLen Brown 
16306574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
16316574a5d5SLen Brown 	if (ratio)
1632710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
16336574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16346574a5d5SLen Brown 
16356574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
16366574a5d5SLen Brown 	if (ratio)
1637710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
16386574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16396574a5d5SLen Brown 
16406574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
16416574a5d5SLen Brown 	if (ratio)
1642710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
16436574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16446574a5d5SLen Brown 
16456574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
16466574a5d5SLen Brown 	if (ratio)
1647710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
16486574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16496574a5d5SLen Brown 
16506574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
16516574a5d5SLen Brown 	if (ratio)
1652710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
16536574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16546574a5d5SLen Brown 
16556574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
16566574a5d5SLen Brown 	if (ratio)
1657710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
16586574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16596574a5d5SLen Brown 
16606574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
16616574a5d5SLen Brown 	if (ratio)
1662710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
16636574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16646574a5d5SLen Brown 
16656574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
16666574a5d5SLen Brown 	if (ratio)
1667710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
16686574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
1669103a8feaSLen Brown 	return;
1670fcd17211SLen Brown }
1671fcd17211SLen Brown 
1672fcd17211SLen Brown static void
1673fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void)
1674fcd17211SLen Brown {
1675fcd17211SLen Brown 	unsigned long long msr;
1676fcd17211SLen Brown 	unsigned int ratio;
1677103a8feaSLen Brown 
16787ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
1679103a8feaSLen Brown 
1680b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
16816574a5d5SLen Brown 
16826574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
16836574a5d5SLen Brown 	if (ratio)
1684710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 8 active cores\n",
16856574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16866574a5d5SLen Brown 
16876574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
16886574a5d5SLen Brown 	if (ratio)
1689710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 7 active cores\n",
16906574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16916574a5d5SLen Brown 
16926574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
16936574a5d5SLen Brown 	if (ratio)
1694710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 6 active cores\n",
16956574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
16966574a5d5SLen Brown 
16976574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
16986574a5d5SLen Brown 	if (ratio)
1699710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 5 active cores\n",
17006574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
17016574a5d5SLen Brown 
1702103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
1703103a8feaSLen Brown 	if (ratio)
1704710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
1705103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1706103a8feaSLen Brown 
1707103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
1708103a8feaSLen Brown 	if (ratio)
1709710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
1710103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1711103a8feaSLen Brown 
1712103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
1713103a8feaSLen Brown 	if (ratio)
1714710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
1715103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1716103a8feaSLen Brown 
1717103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
1718103a8feaSLen Brown 	if (ratio)
1719710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active cores\n",
1720103a8feaSLen Brown 			ratio, bclk, ratio * bclk);
1721fcd17211SLen Brown 	return;
1722fcd17211SLen Brown }
17233a9a941dSLen Brown 
1724fcd17211SLen Brown static void
17250f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
17260f7887c4SLen Brown {
17270f7887c4SLen Brown 	unsigned long long msr;
17280f7887c4SLen Brown 	unsigned int ratio;
17290f7887c4SLen Brown 
17300f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
17310f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
17320f7887c4SLen Brown 
17330f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
17340f7887c4SLen Brown 	if (ratio)
17350f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
17360f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17370f7887c4SLen Brown 
17380f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
17390f7887c4SLen Brown 	if (ratio)
17400f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
17410f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17420f7887c4SLen Brown 
17430f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
17440f7887c4SLen Brown 	if (ratio)
17450f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
17460f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17470f7887c4SLen Brown 
17480f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
17490f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
17500f7887c4SLen Brown 
17510f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
17520f7887c4SLen Brown 	if (ratio)
17530f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
17540f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17550f7887c4SLen Brown 
17560f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
17570f7887c4SLen Brown 	if (ratio)
17580f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
17590f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17600f7887c4SLen Brown 
17610f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
17620f7887c4SLen Brown 	if (ratio)
17630f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
17640f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17650f7887c4SLen Brown 
17660f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
17670f7887c4SLen Brown 	if (ratio)
17680f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
17690f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
17700f7887c4SLen Brown }
17710f7887c4SLen Brown 
17720f7887c4SLen Brown static void
1773fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
1774fb5d4327SDasaratharaman Chandramouli {
1775cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
1776cbf97abaSHubert Chrzaniuk 
1777fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
1778cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
1779cbf97abaSHubert Chrzaniuk 	int i, b_nr;
1780cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
1781cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
1782fb5d4327SDasaratharaman Chandramouli 
1783ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
1784fb5d4327SDasaratharaman Chandramouli 
1785b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
1786bfae2052SLen Brown 		base_cpu, msr);
1787fb5d4327SDasaratharaman Chandramouli 
1788fb5d4327SDasaratharaman Chandramouli 	/**
1789fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
1790cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
1791cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
1792fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
1793fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
1794fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
1795fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
1796fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
1797fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
1798fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
1799fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
1800fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
1801fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
1802fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
1803fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
1804fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
1805fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
1806fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
1807fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
1808fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
1809fb5d4327SDasaratharaman Chandramouli 	 */
1810fb5d4327SDasaratharaman Chandramouli 
1811cbf97abaSHubert Chrzaniuk 	b_nr = 0;
1812cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
1813cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
1814cbf97abaSHubert Chrzaniuk 
1815cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
1816fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
1817cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
1818fb5d4327SDasaratharaman Chandramouli 
1819cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
1820cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
1821cbf97abaSHubert Chrzaniuk 		b_nr++;
1822fb5d4327SDasaratharaman Chandramouli 	}
1823cbf97abaSHubert Chrzaniuk 
1824cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
1825cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
1826b7d8c148SLen Brown 			fprintf(outf,
1827710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
1828cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
1829fb5d4327SDasaratharaman Chandramouli }
1830fb5d4327SDasaratharaman Chandramouli 
1831fb5d4327SDasaratharaman Chandramouli static void
1832fcd17211SLen Brown dump_nhm_cst_cfg(void)
1833fcd17211SLen Brown {
1834fcd17211SLen Brown 	unsigned long long msr;
1835fcd17211SLen Brown 
18361df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
1837fcd17211SLen Brown 
1838fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE              (1UL << 27)
1839fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE              (1UL << 28)
1840fcd17211SLen Brown 
18411df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
1842fcd17211SLen Brown 
1843b7d8c148SLen Brown 	fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n",
1844fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
1845fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
1846fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
1847fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
1848fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
18496c34f160SLen Brown 		(unsigned int)msr & 0xF,
1850fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
1851fcd17211SLen Brown 	return;
1852103a8feaSLen Brown }
1853103a8feaSLen Brown 
18546fb3143bSLen Brown static void
18556fb3143bSLen Brown dump_config_tdp(void)
18566fb3143bSLen Brown {
18576fb3143bSLen Brown 	unsigned long long msr;
18586fb3143bSLen Brown 
18596fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
1860b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
1861685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
18626fb3143bSLen Brown 
18636fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
1864b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
18656fb3143bSLen Brown 	if (msr) {
1866685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
1867685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
1868685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
1869685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
18706fb3143bSLen Brown 	}
1871b7d8c148SLen Brown 	fprintf(outf, ")\n");
18726fb3143bSLen Brown 
18736fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
1874b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
18756fb3143bSLen Brown 	if (msr) {
1876685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
1877685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
1878685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
1879685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
18806fb3143bSLen Brown 	}
1881b7d8c148SLen Brown 	fprintf(outf, ")\n");
18826fb3143bSLen Brown 
18836fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
1884b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
18856fb3143bSLen Brown 	if ((msr) & 0x3)
1886b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
1887b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
1888b7d8c148SLen Brown 	fprintf(outf, ")\n");
18896fb3143bSLen Brown 
18906fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
1891b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
1892685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
1893b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
1894b7d8c148SLen Brown 	fprintf(outf, ")\n");
18956fb3143bSLen Brown }
18965a63426eSLen Brown 
18975a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
18985a63426eSLen Brown 
18995a63426eSLen Brown void print_irtl(void)
19005a63426eSLen Brown {
19015a63426eSLen Brown 	unsigned long long msr;
19025a63426eSLen Brown 
19035a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
19045a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
19055a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19065a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19075a63426eSLen Brown 
19085a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
19095a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
19105a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19115a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19125a63426eSLen Brown 
19135a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
19145a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
19155a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19165a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19175a63426eSLen Brown 
19185a63426eSLen Brown 	if (!do_irtl_hsw)
19195a63426eSLen Brown 		return;
19205a63426eSLen Brown 
19215a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
19225a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
19235a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19245a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19255a63426eSLen Brown 
19265a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
19275a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
19285a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19295a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19305a63426eSLen Brown 
19315a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
19325a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
19335a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
19345a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
19355a63426eSLen Brown 
19365a63426eSLen Brown }
193736229897SLen Brown void free_fd_percpu(void)
193836229897SLen Brown {
193936229897SLen Brown 	int i;
194036229897SLen Brown 
194101a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
194236229897SLen Brown 		if (fd_percpu[i] != 0)
194336229897SLen Brown 			close(fd_percpu[i]);
194436229897SLen Brown 	}
194536229897SLen Brown 
194636229897SLen Brown 	free(fd_percpu);
19476fb3143bSLen Brown }
19486fb3143bSLen Brown 
1949c98d5d94SLen Brown void free_all_buffers(void)
1950103a8feaSLen Brown {
1951c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
1952c98d5d94SLen Brown 	cpu_present_set = NULL;
195336229897SLen Brown 	cpu_present_setsize = 0;
1954103a8feaSLen Brown 
1955c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
1956c98d5d94SLen Brown 	cpu_affinity_set = NULL;
1957c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
1958103a8feaSLen Brown 
1959c98d5d94SLen Brown 	free(thread_even);
1960c98d5d94SLen Brown 	free(core_even);
1961c98d5d94SLen Brown 	free(package_even);
1962103a8feaSLen Brown 
1963c98d5d94SLen Brown 	thread_even = NULL;
1964c98d5d94SLen Brown 	core_even = NULL;
1965c98d5d94SLen Brown 	package_even = NULL;
1966103a8feaSLen Brown 
1967c98d5d94SLen Brown 	free(thread_odd);
1968c98d5d94SLen Brown 	free(core_odd);
1969c98d5d94SLen Brown 	free(package_odd);
1970103a8feaSLen Brown 
1971c98d5d94SLen Brown 	thread_odd = NULL;
1972c98d5d94SLen Brown 	core_odd = NULL;
1973c98d5d94SLen Brown 	package_odd = NULL;
1974103a8feaSLen Brown 
1975c98d5d94SLen Brown 	free(output_buffer);
1976c98d5d94SLen Brown 	output_buffer = NULL;
1977c98d5d94SLen Brown 	outp = NULL;
197836229897SLen Brown 
197936229897SLen Brown 	free_fd_percpu();
1980562a2d37SLen Brown 
1981562a2d37SLen Brown 	free(irq_column_2_cpu);
1982562a2d37SLen Brown 	free(irqs_per_cpu);
1983103a8feaSLen Brown }
1984103a8feaSLen Brown 
1985103a8feaSLen Brown /*
198657a42a34SJosh Triplett  * Open a file, and exit on failure
198757a42a34SJosh Triplett  */
198857a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode)
198957a42a34SJosh Triplett {
1990b7d8c148SLen Brown 	FILE *filep = fopen(path, mode);
1991b2c95d90SJosh Triplett 	if (!filep)
1992b2c95d90SJosh Triplett 		err(1, "%s: open failed", path);
199357a42a34SJosh Triplett 	return filep;
199457a42a34SJosh Triplett }
199557a42a34SJosh Triplett 
199657a42a34SJosh Triplett /*
199795aebc44SJosh Triplett  * Parse a file containing a single int.
199895aebc44SJosh Triplett  */
199995aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
200095aebc44SJosh Triplett {
200195aebc44SJosh Triplett 	va_list args;
200295aebc44SJosh Triplett 	char path[PATH_MAX];
200395aebc44SJosh Triplett 	FILE *filep;
200495aebc44SJosh Triplett 	int value;
200595aebc44SJosh Triplett 
200695aebc44SJosh Triplett 	va_start(args, fmt);
200795aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
200895aebc44SJosh Triplett 	va_end(args);
200957a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2010b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2011b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
201295aebc44SJosh Triplett 	fclose(filep);
201395aebc44SJosh Triplett 	return value;
201495aebc44SJosh Triplett }
201595aebc44SJosh Triplett 
201695aebc44SJosh Triplett /*
2017e275b388SDasaratharaman Chandramouli  * get_cpu_position_in_core(cpu)
2018e275b388SDasaratharaman Chandramouli  * return the position of the CPU among its HT siblings in the core
2019e275b388SDasaratharaman Chandramouli  * return -1 if the sibling is not in list
2020103a8feaSLen Brown  */
2021e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu)
2022103a8feaSLen Brown {
2023e275b388SDasaratharaman Chandramouli 	char path[64];
2024e275b388SDasaratharaman Chandramouli 	FILE *filep;
2025e275b388SDasaratharaman Chandramouli 	int this_cpu;
2026e275b388SDasaratharaman Chandramouli 	char character;
2027e275b388SDasaratharaman Chandramouli 	int i;
2028e275b388SDasaratharaman Chandramouli 
2029e275b388SDasaratharaman Chandramouli 	sprintf(path,
2030e275b388SDasaratharaman Chandramouli 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list",
2031e275b388SDasaratharaman Chandramouli 		cpu);
2032e275b388SDasaratharaman Chandramouli 	filep = fopen(path, "r");
2033e275b388SDasaratharaman Chandramouli 	if (filep == NULL) {
2034e275b388SDasaratharaman Chandramouli 		perror(path);
2035e275b388SDasaratharaman Chandramouli 		exit(1);
2036e275b388SDasaratharaman Chandramouli 	}
2037e275b388SDasaratharaman Chandramouli 
2038e275b388SDasaratharaman Chandramouli 	for (i = 0; i < topo.num_threads_per_core; i++) {
2039e275b388SDasaratharaman Chandramouli 		fscanf(filep, "%d", &this_cpu);
2040e275b388SDasaratharaman Chandramouli 		if (this_cpu == cpu) {
2041e275b388SDasaratharaman Chandramouli 			fclose(filep);
2042e275b388SDasaratharaman Chandramouli 			return i;
2043e275b388SDasaratharaman Chandramouli 		}
2044e275b388SDasaratharaman Chandramouli 
2045e275b388SDasaratharaman Chandramouli 		/* Account for no separator after last thread*/
2046e275b388SDasaratharaman Chandramouli 		if (i != (topo.num_threads_per_core - 1))
2047e275b388SDasaratharaman Chandramouli 			fscanf(filep, "%c", &character);
2048e275b388SDasaratharaman Chandramouli 	}
2049e275b388SDasaratharaman Chandramouli 
2050e275b388SDasaratharaman Chandramouli 	fclose(filep);
2051e275b388SDasaratharaman Chandramouli 	return -1;
2052c98d5d94SLen Brown }
2053103a8feaSLen Brown 
2054c98d5d94SLen Brown /*
2055c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2056c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2057c98d5d94SLen Brown  */
2058c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2059c98d5d94SLen Brown {
206095aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2061103a8feaSLen Brown }
2062103a8feaSLen Brown 
2063103a8feaSLen Brown int get_physical_package_id(int cpu)
2064103a8feaSLen Brown {
206595aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2066103a8feaSLen Brown }
2067103a8feaSLen Brown 
2068103a8feaSLen Brown int get_core_id(int cpu)
2069103a8feaSLen Brown {
207095aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2071103a8feaSLen Brown }
2072103a8feaSLen Brown 
2073c98d5d94SLen Brown int get_num_ht_siblings(int cpu)
2074c98d5d94SLen Brown {
2075c98d5d94SLen Brown 	char path[80];
2076c98d5d94SLen Brown 	FILE *filep;
2077e275b388SDasaratharaman Chandramouli 	int sib1;
2078e275b388SDasaratharaman Chandramouli 	int matches = 0;
2079c98d5d94SLen Brown 	char character;
2080e275b388SDasaratharaman Chandramouli 	char str[100];
2081e275b388SDasaratharaman Chandramouli 	char *ch;
2082c98d5d94SLen Brown 
2083c98d5d94SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu);
208457a42a34SJosh Triplett 	filep = fopen_or_die(path, "r");
2085e275b388SDasaratharaman Chandramouli 
2086103a8feaSLen Brown 	/*
2087c98d5d94SLen Brown 	 * file format:
2088e275b388SDasaratharaman Chandramouli 	 * A ',' separated or '-' separated set of numbers
2089e275b388SDasaratharaman Chandramouli 	 * (eg 1-2 or 1,3,4,5)
2090c98d5d94SLen Brown 	 */
2091e275b388SDasaratharaman Chandramouli 	fscanf(filep, "%d%c\n", &sib1, &character);
2092e275b388SDasaratharaman Chandramouli 	fseek(filep, 0, SEEK_SET);
2093e275b388SDasaratharaman Chandramouli 	fgets(str, 100, filep);
2094e275b388SDasaratharaman Chandramouli 	ch = strchr(str, character);
2095e275b388SDasaratharaman Chandramouli 	while (ch != NULL) {
2096e275b388SDasaratharaman Chandramouli 		matches++;
2097e275b388SDasaratharaman Chandramouli 		ch = strchr(ch+1, character);
2098e275b388SDasaratharaman Chandramouli 	}
2099c98d5d94SLen Brown 
2100c98d5d94SLen Brown 	fclose(filep);
2101e275b388SDasaratharaman Chandramouli 	return matches+1;
2102c98d5d94SLen Brown }
2103c98d5d94SLen Brown 
2104c98d5d94SLen Brown /*
2105c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2106c98d5d94SLen Brown  * skip non-present cpus
2107103a8feaSLen Brown  */
2108103a8feaSLen Brown 
2109c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2110c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2111c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2112c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2113c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2114c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2115c98d5d94SLen Brown {
2116c98d5d94SLen Brown 	int retval, pkg_no, core_no, thread_no;
2117c98d5d94SLen Brown 
2118c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
2119c98d5d94SLen Brown 		for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) {
2120c98d5d94SLen Brown 			for (thread_no = 0; thread_no <
2121c98d5d94SLen Brown 				topo.num_threads_per_core; ++thread_no) {
2122c98d5d94SLen Brown 				struct thread_data *t, *t2;
2123c98d5d94SLen Brown 				struct core_data *c, *c2;
2124c98d5d94SLen Brown 				struct pkg_data *p, *p2;
2125c98d5d94SLen Brown 
2126c98d5d94SLen Brown 				t = GET_THREAD(thread_base, thread_no, core_no, pkg_no);
2127c98d5d94SLen Brown 
2128c98d5d94SLen Brown 				if (cpu_is_not_present(t->cpu_id))
2129c98d5d94SLen Brown 					continue;
2130c98d5d94SLen Brown 
2131c98d5d94SLen Brown 				t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no);
2132c98d5d94SLen Brown 
2133c98d5d94SLen Brown 				c = GET_CORE(core_base, core_no, pkg_no);
2134c98d5d94SLen Brown 				c2 = GET_CORE(core_base2, core_no, pkg_no);
2135c98d5d94SLen Brown 
2136c98d5d94SLen Brown 				p = GET_PKG(pkg_base, pkg_no);
2137c98d5d94SLen Brown 				p2 = GET_PKG(pkg_base2, pkg_no);
2138c98d5d94SLen Brown 
2139c98d5d94SLen Brown 				retval = func(t, c, p, t2, c2, p2);
2140c98d5d94SLen Brown 				if (retval)
2141c98d5d94SLen Brown 					return retval;
2142c98d5d94SLen Brown 			}
2143c98d5d94SLen Brown 		}
2144c98d5d94SLen Brown 	}
2145c98d5d94SLen Brown 	return 0;
2146c98d5d94SLen Brown }
2147c98d5d94SLen Brown 
2148c98d5d94SLen Brown /*
2149c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2150c98d5d94SLen Brown  * return max_cpu number
2151c98d5d94SLen Brown  */
2152c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2153103a8feaSLen Brown {
2154103a8feaSLen Brown 	FILE *fp;
2155c98d5d94SLen Brown 	int cpu_num;
2156103a8feaSLen Brown 	int retval;
2157103a8feaSLen Brown 
215857a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2159103a8feaSLen Brown 
2160103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2161b2c95d90SJosh Triplett 	if (retval != 0)
2162b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2163103a8feaSLen Brown 
2164c98d5d94SLen Brown 	while (1) {
2165c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2166103a8feaSLen Brown 		if (retval != 1)
2167103a8feaSLen Brown 			break;
2168103a8feaSLen Brown 
2169c98d5d94SLen Brown 		retval = func(cpu_num);
2170c98d5d94SLen Brown 		if (retval) {
2171c98d5d94SLen Brown 			fclose(fp);
2172c98d5d94SLen Brown 			return(retval);
2173c98d5d94SLen Brown 		}
2174103a8feaSLen Brown 	}
2175103a8feaSLen Brown 	fclose(fp);
2176c98d5d94SLen Brown 	return 0;
2177103a8feaSLen Brown }
2178103a8feaSLen Brown 
2179103a8feaSLen Brown void re_initialize(void)
2180103a8feaSLen Brown {
2181c98d5d94SLen Brown 	free_all_buffers();
2182c98d5d94SLen Brown 	setup_all_buffers();
2183c98d5d94SLen Brown 	printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2184103a8feaSLen Brown }
2185103a8feaSLen Brown 
2186c98d5d94SLen Brown 
2187103a8feaSLen Brown /*
2188c98d5d94SLen Brown  * count_cpus()
2189c98d5d94SLen Brown  * remember the last one seen, it will be the max
2190103a8feaSLen Brown  */
2191c98d5d94SLen Brown int count_cpus(int cpu)
2192103a8feaSLen Brown {
2193c98d5d94SLen Brown 	if (topo.max_cpu_num < cpu)
2194c98d5d94SLen Brown 		topo.max_cpu_num = cpu;
2195103a8feaSLen Brown 
2196c98d5d94SLen Brown 	topo.num_cpus += 1;
2197c98d5d94SLen Brown 	return 0;
2198103a8feaSLen Brown }
2199c98d5d94SLen Brown int mark_cpu_present(int cpu)
2200c98d5d94SLen Brown {
2201c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
220215aaa346SLen Brown 	return 0;
2203103a8feaSLen Brown }
2204103a8feaSLen Brown 
2205562a2d37SLen Brown /*
2206562a2d37SLen Brown  * snapshot_proc_interrupts()
2207562a2d37SLen Brown  *
2208562a2d37SLen Brown  * read and record summary of /proc/interrupts
2209562a2d37SLen Brown  *
2210562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
2211562a2d37SLen Brown  */
2212562a2d37SLen Brown int snapshot_proc_interrupts(void)
2213562a2d37SLen Brown {
2214562a2d37SLen Brown 	static FILE *fp;
2215562a2d37SLen Brown 	int column, retval;
2216562a2d37SLen Brown 
2217562a2d37SLen Brown 	if (fp == NULL)
2218562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
2219562a2d37SLen Brown 	else
2220562a2d37SLen Brown 		rewind(fp);
2221562a2d37SLen Brown 
2222562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
2223562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
2224562a2d37SLen Brown 		int cpu_number;
2225562a2d37SLen Brown 
2226562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
2227562a2d37SLen Brown 		if (retval != 1)
2228562a2d37SLen Brown 			break;
2229562a2d37SLen Brown 
2230562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
2231562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
2232562a2d37SLen Brown 			return 1;
2233562a2d37SLen Brown 		}
2234562a2d37SLen Brown 
2235562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
2236562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
2237562a2d37SLen Brown 	}
2238562a2d37SLen Brown 
2239562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
2240562a2d37SLen Brown 	while (1) {
2241562a2d37SLen Brown 		int column;
2242562a2d37SLen Brown 		char buf[64];
2243562a2d37SLen Brown 
2244562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
2245562a2d37SLen Brown 		if (retval != 1)
2246562a2d37SLen Brown 			break;
2247562a2d37SLen Brown 
2248562a2d37SLen Brown 		/* read the count per cpu */
2249562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
2250562a2d37SLen Brown 
2251562a2d37SLen Brown 			int cpu_number, irq_count;
2252562a2d37SLen Brown 
2253562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
2254562a2d37SLen Brown 			if (retval != 1)
2255562a2d37SLen Brown 				break;
2256562a2d37SLen Brown 
2257562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
2258562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
2259562a2d37SLen Brown 
2260562a2d37SLen Brown 		}
2261562a2d37SLen Brown 
2262562a2d37SLen Brown 		while (getc(fp) != '\n')
2263562a2d37SLen Brown 			;	/* flush interrupt description */
2264562a2d37SLen Brown 
2265562a2d37SLen Brown 	}
2266562a2d37SLen Brown 	return 0;
2267562a2d37SLen Brown }
226827d47356SLen Brown /*
2269fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
2270fdf676e5SLen Brown  *
2271fdf676e5SLen Brown  * record snapshot of
2272fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
2273fdf676e5SLen Brown  *
2274fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
2275fdf676e5SLen Brown  */
2276fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
2277fdf676e5SLen Brown {
2278fdf676e5SLen Brown 	FILE *fp;
2279fdf676e5SLen Brown 	int retval;
2280fdf676e5SLen Brown 
2281fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
2282fdf676e5SLen Brown 
2283fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
2284fdf676e5SLen Brown 	if (retval != 1)
2285fdf676e5SLen Brown 		err(1, "GFX rc6");
2286fdf676e5SLen Brown 
2287fdf676e5SLen Brown 	fclose(fp);
2288fdf676e5SLen Brown 
2289fdf676e5SLen Brown 	return 0;
2290fdf676e5SLen Brown }
2291fdf676e5SLen Brown /*
229227d47356SLen Brown  * snapshot_gfx_mhz()
229327d47356SLen Brown  *
229427d47356SLen Brown  * record snapshot of
229527d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
229627d47356SLen Brown  *
229727d47356SLen Brown  * return 1 if config change requires a restart, else return 0
229827d47356SLen Brown  */
229927d47356SLen Brown int snapshot_gfx_mhz(void)
230027d47356SLen Brown {
230127d47356SLen Brown 	static FILE *fp;
230227d47356SLen Brown 	int retval;
230327d47356SLen Brown 
230427d47356SLen Brown 	if (fp == NULL)
230527d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
230627d47356SLen Brown 	else
230727d47356SLen Brown 		rewind(fp);
230827d47356SLen Brown 
230927d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
231027d47356SLen Brown 	if (retval != 1)
231127d47356SLen Brown 		err(1, "GFX MHz");
231227d47356SLen Brown 
231327d47356SLen Brown 	return 0;
231427d47356SLen Brown }
2315562a2d37SLen Brown 
2316562a2d37SLen Brown /*
2317562a2d37SLen Brown  * snapshot /proc and /sys files
2318562a2d37SLen Brown  *
2319562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
2320562a2d37SLen Brown  */
2321562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
2322562a2d37SLen Brown {
2323562a2d37SLen Brown 	if (snapshot_proc_interrupts())
2324562a2d37SLen Brown 		return 1;
2325562a2d37SLen Brown 
2326812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2327fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
2328fdf676e5SLen Brown 
2329812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
233027d47356SLen Brown 		snapshot_gfx_mhz();
233127d47356SLen Brown 
2332562a2d37SLen Brown 	return 0;
2333562a2d37SLen Brown }
2334562a2d37SLen Brown 
2335103a8feaSLen Brown void turbostat_loop()
2336103a8feaSLen Brown {
2337c98d5d94SLen Brown 	int retval;
2338e52966c0SLen Brown 	int restarted = 0;
2339c98d5d94SLen Brown 
2340103a8feaSLen Brown restart:
2341e52966c0SLen Brown 	restarted++;
2342e52966c0SLen Brown 
2343562a2d37SLen Brown 	snapshot_proc_sysfs_files();
2344c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2345d91bb17cSLen Brown 	if (retval < -1) {
2346d91bb17cSLen Brown 		exit(retval);
2347d91bb17cSLen Brown 	} else if (retval == -1) {
2348e52966c0SLen Brown 		if (restarted > 1) {
2349e52966c0SLen Brown 			exit(retval);
2350e52966c0SLen Brown 		}
2351c98d5d94SLen Brown 		re_initialize();
2352c98d5d94SLen Brown 		goto restart;
2353c98d5d94SLen Brown 	}
2354e52966c0SLen Brown 	restarted = 0;
2355103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
2356103a8feaSLen Brown 
2357103a8feaSLen Brown 	while (1) {
2358c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
2359103a8feaSLen Brown 			re_initialize();
2360103a8feaSLen Brown 			goto restart;
2361103a8feaSLen Brown 		}
23622a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2363562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2364562a2d37SLen Brown 			goto restart;
2365c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
2366d91bb17cSLen Brown 		if (retval < -1) {
2367d91bb17cSLen Brown 			exit(retval);
2368d91bb17cSLen Brown 		} else if (retval == -1) {
236915aaa346SLen Brown 			re_initialize();
237015aaa346SLen Brown 			goto restart;
237115aaa346SLen Brown 		}
2372103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
2373103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
2374ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
2375ba3dec99SLen Brown 			re_initialize();
2376ba3dec99SLen Brown 			goto restart;
2377ba3dec99SLen Brown 		}
2378c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
2379c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
2380b7d8c148SLen Brown 		flush_output_stdout();
23812a0609c0SLen Brown 		nanosleep(&interval_ts, NULL);
2382562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
2383562a2d37SLen Brown 			goto restart;
2384c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
2385d91bb17cSLen Brown 		if (retval < -1) {
2386d91bb17cSLen Brown 			exit(retval);
2387d91bb17cSLen Brown 		} else if (retval == -1) {
2388103a8feaSLen Brown 			re_initialize();
2389103a8feaSLen Brown 			goto restart;
2390103a8feaSLen Brown 		}
2391103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
2392103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
2393ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
2394ba3dec99SLen Brown 			re_initialize();
2395ba3dec99SLen Brown 			goto restart;
2396ba3dec99SLen Brown 		}
2397c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
2398c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
2399b7d8c148SLen Brown 		flush_output_stdout();
2400103a8feaSLen Brown 	}
2401103a8feaSLen Brown }
2402103a8feaSLen Brown 
2403103a8feaSLen Brown void check_dev_msr()
2404103a8feaSLen Brown {
2405103a8feaSLen Brown 	struct stat sb;
24067ce7d5deSPrarit Bhargava 	char pathname[32];
2407103a8feaSLen Brown 
24087ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
24097ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
2410a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
2411d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
2412103a8feaSLen Brown }
2413103a8feaSLen Brown 
241498481e79SLen Brown void check_permissions()
2415103a8feaSLen Brown {
241698481e79SLen Brown 	struct __user_cap_header_struct cap_header_data;
241798481e79SLen Brown 	cap_user_header_t cap_header = &cap_header_data;
241898481e79SLen Brown 	struct __user_cap_data_struct cap_data_data;
241998481e79SLen Brown 	cap_user_data_t cap_data = &cap_data_data;
242098481e79SLen Brown 	extern int capget(cap_user_header_t hdrp, cap_user_data_t datap);
242198481e79SLen Brown 	int do_exit = 0;
24227ce7d5deSPrarit Bhargava 	char pathname[32];
242398481e79SLen Brown 
242498481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
242598481e79SLen Brown 	cap_header->pid = getpid();
242698481e79SLen Brown 	cap_header->version = _LINUX_CAPABILITY_VERSION;
242798481e79SLen Brown 	if (capget(cap_header, cap_data) < 0)
242898481e79SLen Brown 		err(-6, "capget(2) failed");
242998481e79SLen Brown 
243098481e79SLen Brown 	if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) {
243198481e79SLen Brown 		do_exit++;
243298481e79SLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
243398481e79SLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
243498481e79SLen Brown 	}
243598481e79SLen Brown 
243698481e79SLen Brown 	/* test file permissions */
24377ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
24387ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
243998481e79SLen Brown 		do_exit++;
244098481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
244198481e79SLen Brown 	}
244298481e79SLen Brown 
244398481e79SLen Brown 	/* if all else fails, thell them to be root */
244498481e79SLen Brown 	if (do_exit)
2445b2c95d90SJosh Triplett 		if (getuid() != 0)
2446d7899447SLen Brown 			warnx("... or simply run as root");
244798481e79SLen Brown 
244898481e79SLen Brown 	if (do_exit)
244998481e79SLen Brown 		exit(-6);
2450103a8feaSLen Brown }
2451103a8feaSLen Brown 
2452d7899447SLen Brown /*
2453d7899447SLen Brown  * NHM adds support for additional MSRs:
2454d7899447SLen Brown  *
2455d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
2456d7899447SLen Brown  *
2457ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
24581df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
2459d7899447SLen Brown  *
2460cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
2461cf4cbe53SLen Brown  *
2462d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
2463d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
2464d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
2465d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
2466d7899447SLen Brown  *
2467ee7e38e3SLen Brown  * Side effect:
24681df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
2469d7899447SLen Brown  */
2470ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
2471103a8feaSLen Brown {
2472ee7e38e3SLen Brown 	unsigned long long msr;
247321ed5574SLen Brown 	unsigned int base_ratio;
2474ee7e38e3SLen Brown 	int *pkg_cstate_limits;
2475ee7e38e3SLen Brown 
2476103a8feaSLen Brown 	if (!genuine_intel)
2477103a8feaSLen Brown 		return 0;
2478103a8feaSLen Brown 
2479103a8feaSLen Brown 	if (family != 6)
2480103a8feaSLen Brown 		return 0;
2481103a8feaSLen Brown 
248221ed5574SLen Brown 	bclk = discover_bclk(family, model);
248321ed5574SLen Brown 
2484103a8feaSLen Brown 	switch (model) {
2485869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
2486869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
2487103a8feaSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
2488869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
2489869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
2490869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2491869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2492ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
2493ee7e38e3SLen Brown 		break;
2494869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
2495869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
2496869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2497869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2498ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
2499ee7e38e3SLen Brown 		break;
2500869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2501869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2502869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2503869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2504869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2505869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2506869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2507869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2508869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2509869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2510869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2511869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2512ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
2513ee7e38e3SLen Brown 		break;
2514d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
2515d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
2516d8ebb442SLen Brown 		break;
2517869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
2518cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2519869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
2520ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
2521ee7e38e3SLen Brown 		break;
2522869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
2523ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
2524cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
2525ee7e38e3SLen Brown 		break;
2526869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
2527005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2528ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
2529ee7e38e3SLen Brown 		break;
2530869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
2531869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
2532e4085d54SLen Brown 		pkg_cstate_limits = bxt_pkg_cstate_limits;
2533e4085d54SLen Brown 		break;
2534103a8feaSLen Brown 	default:
2535103a8feaSLen Brown 		return 0;
2536103a8feaSLen Brown 	}
25371df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2538e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
2539ee7e38e3SLen Brown 
2540ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
254121ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
254221ed5574SLen Brown 
254321ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
254421ed5574SLen Brown 	has_base_hz = 1;
2545ee7e38e3SLen Brown 	return 1;
2546103a8feaSLen Brown }
25470f7887c4SLen Brown /*
25480f7887c4SLen Brown  * SLV client has supporet for unique MSRs:
25490f7887c4SLen Brown  *
25500f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
25510f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
25520f7887c4SLen Brown  */
25530f7887c4SLen Brown 
25540f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
25550f7887c4SLen Brown {
25560f7887c4SLen Brown 	if (!genuine_intel)
25570f7887c4SLen Brown 		return 0;
25580f7887c4SLen Brown 
25590f7887c4SLen Brown 	switch (model) {
25600f7887c4SLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
25610f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MERRIFIELD:
25620f7887c4SLen Brown 	case INTEL_FAM6_ATOM_MOOREFIELD:
25630f7887c4SLen Brown 		return 1;
25640f7887c4SLen Brown 	}
25650f7887c4SLen Brown 	return 0;
25660f7887c4SLen Brown }
25670f7887c4SLen Brown 
2568d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model)
2569d7899447SLen Brown {
25700f7887c4SLen Brown 	if (has_slv_msrs(family, model))
25710f7887c4SLen Brown 		return 0;
25720f7887c4SLen Brown 
2573d7899447SLen Brown 	switch (model) {
2574d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
2575869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
2576869ce69eSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
2577869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
2578005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2579d7899447SLen Brown 		return 0;
2580d7899447SLen Brown 	default:
2581d7899447SLen Brown 		return 1;
2582d7899447SLen Brown 	}
2583d7899447SLen Brown }
25840f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
25850f7887c4SLen Brown {
25860f7887c4SLen Brown 	if (has_slv_msrs(family, model))
25870f7887c4SLen Brown 		return 1;
25880f7887c4SLen Brown 
25890f7887c4SLen Brown 	return 0;
25900f7887c4SLen Brown }
25916574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
25926574a5d5SLen Brown {
25936574a5d5SLen Brown 	if (!genuine_intel)
25946574a5d5SLen Brown 		return 0;
25956574a5d5SLen Brown 
25966574a5d5SLen Brown 	if (family != 6)
25976574a5d5SLen Brown 		return 0;
25986574a5d5SLen Brown 
25996574a5d5SLen Brown 	switch (model) {
2600869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
2601869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
26026574a5d5SLen Brown 		return 1;
26036574a5d5SLen Brown 	default:
26046574a5d5SLen Brown 		return 0;
26056574a5d5SLen Brown 	}
26066574a5d5SLen Brown }
2607fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
2608fcd17211SLen Brown {
2609fcd17211SLen Brown 	if (!genuine_intel)
2610fcd17211SLen Brown 		return 0;
2611fcd17211SLen Brown 
2612fcd17211SLen Brown 	if (family != 6)
2613fcd17211SLen Brown 		return 0;
2614fcd17211SLen Brown 
2615fcd17211SLen Brown 	switch (model) {
2616869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
2617fcd17211SLen Brown 		return 1;
2618fcd17211SLen Brown 	default:
2619fcd17211SLen Brown 		return 0;
2620fcd17211SLen Brown 	}
2621fcd17211SLen Brown }
2622fcd17211SLen Brown 
2623fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
2624fb5d4327SDasaratharaman Chandramouli {
2625fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
2626fb5d4327SDasaratharaman Chandramouli 		return 0;
2627fb5d4327SDasaratharaman Chandramouli 
2628fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
2629fb5d4327SDasaratharaman Chandramouli 		return 0;
2630fb5d4327SDasaratharaman Chandramouli 
2631fb5d4327SDasaratharaman Chandramouli 	switch (model) {
2632869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2633005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
2634fb5d4327SDasaratharaman Chandramouli 		return 1;
2635fb5d4327SDasaratharaman Chandramouli 	default:
2636fb5d4327SDasaratharaman Chandramouli 		return 0;
2637fb5d4327SDasaratharaman Chandramouli 	}
2638fb5d4327SDasaratharaman Chandramouli }
26396fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
26406fb3143bSLen Brown {
26416fb3143bSLen Brown 	if (!genuine_intel)
26426fb3143bSLen Brown 		return 0;
26436fb3143bSLen Brown 
26446fb3143bSLen Brown 	if (family != 6)
26456fb3143bSLen Brown 		return 0;
26466fb3143bSLen Brown 
26476fb3143bSLen Brown 	switch (model) {
2648869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
2649869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2650869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2651869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2652869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
2653869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
2654869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
2655869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2656869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2657869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
2658869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
2659869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
2660869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
2661869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
26626fb3143bSLen Brown 
2663869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
2664005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
26656fb3143bSLen Brown 		return 1;
26666fb3143bSLen Brown 	default:
26676fb3143bSLen Brown 		return 0;
26686fb3143bSLen Brown 	}
26696fb3143bSLen Brown }
26706fb3143bSLen Brown 
2671fcd17211SLen Brown static void
26721b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
2673fcd17211SLen Brown {
2674fcd17211SLen Brown 	if (!do_nhm_platform_info)
2675fcd17211SLen Brown 		return;
2676fcd17211SLen Brown 
2677fcd17211SLen Brown 	dump_nhm_platform_info();
2678fcd17211SLen Brown 
2679fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
2680fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
2681fcd17211SLen Brown 
2682fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
2683fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
2684fcd17211SLen Brown 
2685fcd17211SLen Brown 	if (has_nhm_turbo_ratio_limit(family, model))
2686fcd17211SLen Brown 		dump_nhm_turbo_ratio_limits();
2687fcd17211SLen Brown 
26880f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
26890f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
26900f7887c4SLen Brown 
2691fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
2692fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
2693fb5d4327SDasaratharaman Chandramouli 
26946fb3143bSLen Brown 	if (has_config_tdp(family, model))
26956fb3143bSLen Brown 		dump_config_tdp();
26966fb3143bSLen Brown 
2697fcd17211SLen Brown 	dump_nhm_cst_cfg();
2698fcd17211SLen Brown }
2699fcd17211SLen Brown 
27006574a5d5SLen Brown 
2701889facbeSLen Brown /*
2702889facbeSLen Brown  * print_epb()
2703889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
2704889facbeSLen Brown  */
2705889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
2706889facbeSLen Brown {
2707889facbeSLen Brown 	unsigned long long msr;
2708889facbeSLen Brown 	char *epb_string;
2709889facbeSLen Brown 	int cpu;
2710889facbeSLen Brown 
2711889facbeSLen Brown 	if (!has_epb)
2712889facbeSLen Brown 		return 0;
2713889facbeSLen Brown 
2714889facbeSLen Brown 	cpu = t->cpu_id;
2715889facbeSLen Brown 
2716889facbeSLen Brown 	/* EPB is per-package */
2717889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2718889facbeSLen Brown 		return 0;
2719889facbeSLen Brown 
2720889facbeSLen Brown 	if (cpu_migrate(cpu)) {
2721b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
2722889facbeSLen Brown 		return -1;
2723889facbeSLen Brown 	}
2724889facbeSLen Brown 
2725889facbeSLen Brown 	if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
2726889facbeSLen Brown 		return 0;
2727889facbeSLen Brown 
2728e9be7dd6SLen Brown 	switch (msr & 0xF) {
2729889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
2730889facbeSLen Brown 		epb_string = "performance";
2731889facbeSLen Brown 		break;
2732889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
2733889facbeSLen Brown 		epb_string = "balanced";
2734889facbeSLen Brown 		break;
2735889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
2736889facbeSLen Brown 		epb_string = "powersave";
2737889facbeSLen Brown 		break;
2738889facbeSLen Brown 	default:
2739889facbeSLen Brown 		epb_string = "custom";
2740889facbeSLen Brown 		break;
2741889facbeSLen Brown 	}
2742b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string);
2743889facbeSLen Brown 
2744889facbeSLen Brown 	return 0;
2745889facbeSLen Brown }
27467f5c258eSLen Brown /*
27477f5c258eSLen Brown  * print_hwp()
27487f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
27497f5c258eSLen Brown  */
27507f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
27517f5c258eSLen Brown {
27527f5c258eSLen Brown 	unsigned long long msr;
27537f5c258eSLen Brown 	int cpu;
27547f5c258eSLen Brown 
27557f5c258eSLen Brown 	if (!has_hwp)
27567f5c258eSLen Brown 		return 0;
27577f5c258eSLen Brown 
27587f5c258eSLen Brown 	cpu = t->cpu_id;
27597f5c258eSLen Brown 
27607f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
27617f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
27627f5c258eSLen Brown 		return 0;
27637f5c258eSLen Brown 
27647f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
2765b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
27667f5c258eSLen Brown 		return -1;
27677f5c258eSLen Brown 	}
27687f5c258eSLen Brown 
27697f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
27707f5c258eSLen Brown 		return 0;
27717f5c258eSLen Brown 
2772b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
27737f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
27747f5c258eSLen Brown 
27757f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
27767f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
27777f5c258eSLen Brown 		return 0;
27787f5c258eSLen Brown 
27797f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
27807f5c258eSLen Brown 		return 0;
27817f5c258eSLen Brown 
2782b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
27837f5c258eSLen Brown 			"(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n",
27847f5c258eSLen Brown 			cpu, msr,
27857f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
27867f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
27877f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
27887f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
27897f5c258eSLen Brown 
27907f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
27917f5c258eSLen Brown 		return 0;
27927f5c258eSLen Brown 
2793b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
27947f5c258eSLen Brown 			"(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n",
27957f5c258eSLen Brown 			cpu, msr,
27967f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
27977f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
27987f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
27997f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
28007f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
28017f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
28027f5c258eSLen Brown 
28037f5c258eSLen Brown 	if (has_hwp_pkg) {
28047f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
28057f5c258eSLen Brown 			return 0;
28067f5c258eSLen Brown 
2807b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
28087f5c258eSLen Brown 			"(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n",
28097f5c258eSLen Brown 			cpu, msr,
28107f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
28117f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
28127f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
28137f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
28147f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
28157f5c258eSLen Brown 	}
28167f5c258eSLen Brown 	if (has_hwp_notify) {
28177f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
28187f5c258eSLen Brown 			return 0;
28197f5c258eSLen Brown 
2820b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
28217f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
28227f5c258eSLen Brown 			cpu, msr,
28237f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
28247f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
28257f5c258eSLen Brown 	}
28267f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
28277f5c258eSLen Brown 		return 0;
28287f5c258eSLen Brown 
2829b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
28307f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
28317f5c258eSLen Brown 			cpu, msr,
28327f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
28337f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
2834889facbeSLen Brown 
2835889facbeSLen Brown 	return 0;
2836889facbeSLen Brown }
2837889facbeSLen Brown 
28383a9a941dSLen Brown /*
28393a9a941dSLen Brown  * print_perf_limit()
28403a9a941dSLen Brown  */
28413a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
28423a9a941dSLen Brown {
28433a9a941dSLen Brown 	unsigned long long msr;
28443a9a941dSLen Brown 	int cpu;
28453a9a941dSLen Brown 
28463a9a941dSLen Brown 	cpu = t->cpu_id;
28473a9a941dSLen Brown 
28483a9a941dSLen Brown 	/* per-package */
28493a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
28503a9a941dSLen Brown 		return 0;
28513a9a941dSLen Brown 
28523a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
2853b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
28543a9a941dSLen Brown 		return -1;
28553a9a941dSLen Brown 	}
28563a9a941dSLen Brown 
28573a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
28583a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
2859b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2860b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
2861e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
28623a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
2863e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
2864e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
2865e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
2866e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
2867e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
2868e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
2869e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
2870e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
2871e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
2872e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
2873e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
2874e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
2875b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
2876e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
28773a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
2878e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
2879e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
2880e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
2881e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
2882e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
2883e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
2884e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
2885e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
2886e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
2887e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
2888e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
2889e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
28903a9a941dSLen Brown 
28913a9a941dSLen Brown 	}
28923a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
28933a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
2894b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2895b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
28963a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
28973a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
28983a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
28993a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
29003a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
29013a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
29023a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
29033a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
2904b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
29053a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
29063a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
29073a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
29083a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
29093a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
29103a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
29113a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
29123a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
29133a9a941dSLen Brown 	}
29143a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
29153a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
2916b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
2917b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
29183a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
29193a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
29203a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
29213a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
29223a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
29233a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
2924b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
29253a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
29263a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
29273a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
29283a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
29293a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
29303a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
29313a9a941dSLen Brown 	}
29323a9a941dSLen Brown 	return 0;
29333a9a941dSLen Brown }
29343a9a941dSLen Brown 
2935889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
2936889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
2937889facbeSLen Brown 
29381b69317dSColin Ian King double get_tdp(unsigned int model)
2939144b44b1SLen Brown {
2940144b44b1SLen Brown 	unsigned long long msr;
2941144b44b1SLen Brown 
2942144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
29437ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
2944144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
2945144b44b1SLen Brown 
2946144b44b1SLen Brown 	switch (model) {
2947869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:
2948869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:
2949144b44b1SLen Brown 		return 30.0;
2950144b44b1SLen Brown 	default:
2951144b44b1SLen Brown 		return 135.0;
2952144b44b1SLen Brown 	}
2953144b44b1SLen Brown }
2954144b44b1SLen Brown 
295540ee8e3bSAndrey Semin /*
295640ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
295740ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
295840ee8e3bSAndrey Semin  */
295940ee8e3bSAndrey Semin static double
296040ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
296140ee8e3bSAndrey Semin {
296240ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
296340ee8e3bSAndrey Semin 
296440ee8e3bSAndrey Semin 	switch (model) {
2965869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
2966869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
2967869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
2968869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
2969005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
297040ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
297140ee8e3bSAndrey Semin 	default:
297240ee8e3bSAndrey Semin 		return (rapl_energy_units);
297340ee8e3bSAndrey Semin 	}
297440ee8e3bSAndrey Semin }
297540ee8e3bSAndrey Semin 
2976144b44b1SLen Brown 
2977889facbeSLen Brown /*
2978889facbeSLen Brown  * rapl_probe()
2979889facbeSLen Brown  *
2980144b44b1SLen Brown  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
2981889facbeSLen Brown  */
2982889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model)
2983889facbeSLen Brown {
2984889facbeSLen Brown 	unsigned long long msr;
2985144b44b1SLen Brown 	unsigned int time_unit;
2986889facbeSLen Brown 	double tdp;
2987889facbeSLen Brown 
2988889facbeSLen Brown 	if (!genuine_intel)
2989889facbeSLen Brown 		return;
2990889facbeSLen Brown 
2991889facbeSLen Brown 	if (family != 6)
2992889facbeSLen Brown 		return;
2993889facbeSLen Brown 
2994889facbeSLen Brown 	switch (model) {
2995869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
2996869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
2997869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
2998869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
2999869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3000869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3001869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3002144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
3003812db3f7SLen Brown 		if (rapl_joules) {
3004812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3005812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3006812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
3007812db3f7SLen Brown 		} else {
3008812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3009812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3010812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
3011812db3f7SLen Brown 		}
3012889facbeSLen Brown 		break;
3013869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3014e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
3015812db3f7SLen Brown 		if (rapl_joules)
3016812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3017812db3f7SLen Brown 		else
3018812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3019e4085d54SLen Brown 		break;
3020869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3021869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3022869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3023869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
30240b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
3025812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3026812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3027812db3f7SLen Brown 		if (rapl_joules) {
3028812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3029812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3030812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3031812db3f7SLen Brown 		} else {
3032812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3033812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3034812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3035812db3f7SLen Brown 		}
30360b2bb692SLen Brown 		break;
3037869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
3038869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3039869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3040869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3041869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3042005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
30430b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
3044812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3045812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3046812db3f7SLen Brown 		if (rapl_joules) {
3047812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3048812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3049812db3f7SLen Brown 		} else {
3050812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3051812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3052812db3f7SLen Brown 		}
3053e6f9bb3cSLen Brown 		break;
3054869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3055869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
30560b2bb692SLen 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;
3057812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3058812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3059812db3f7SLen Brown 		if (rapl_joules) {
3060812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3061812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3062812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3063812db3f7SLen Brown 		} else {
3064812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3065812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3066812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3067812db3f7SLen Brown 		}
3068144b44b1SLen Brown 		break;
3069869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3070869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3071144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
3072812db3f7SLen Brown 		if (rapl_joules) {
3073812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3074812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3075812db3f7SLen Brown 		} else {
3076812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3077812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3078812db3f7SLen Brown 		}
3079889facbeSLen Brown 		break;
3080869ce69eSLen Brown 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
30810f644909SJacob 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;
3082812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
3083812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
3084812db3f7SLen Brown 		if (rapl_joules) {
3085812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
3086812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
3087812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
3088812db3f7SLen Brown 		} else {
3089812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
3090812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
3091812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
3092812db3f7SLen Brown 		}
30930f644909SJacob Pan 		break;
3094889facbeSLen Brown 	default:
3095889facbeSLen Brown 		return;
3096889facbeSLen Brown 	}
3097889facbeSLen Brown 
3098889facbeSLen Brown 	/* units on package 0, verify later other packages match */
30997ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
3100889facbeSLen Brown 		return;
3101889facbeSLen Brown 
3102889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
3103869ce69eSLen Brown 	if (model == INTEL_FAM6_ATOM_SILVERMONT1)
3104144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
3105144b44b1SLen Brown 	else
3106889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
3107889facbeSLen Brown 
310840ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
310940ee8e3bSAndrey Semin 
3110144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
3111144b44b1SLen Brown 	if (time_unit == 0)
3112144b44b1SLen Brown 		time_unit = 0xA;
3113889facbeSLen Brown 
3114144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
3115144b44b1SLen Brown 
3116144b44b1SLen Brown 	tdp = get_tdp(model);
3117889facbeSLen Brown 
3118889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
3119d8af6f5fSLen Brown 	if (debug)
3120b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
3121889facbeSLen Brown 
3122889facbeSLen Brown 	return;
3123889facbeSLen Brown }
3124889facbeSLen Brown 
31251b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
31263a9a941dSLen Brown {
31273a9a941dSLen Brown 	if (!genuine_intel)
31283a9a941dSLen Brown 		return;
31293a9a941dSLen Brown 
31303a9a941dSLen Brown 	if (family != 6)
31313a9a941dSLen Brown 		return;
31323a9a941dSLen Brown 
31333a9a941dSLen Brown 	switch (model) {
3134869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3135869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3136869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
31373a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
3138869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
31393a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
31403a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
31413a9a941dSLen Brown 	default:
31423a9a941dSLen Brown 		return;
31433a9a941dSLen Brown 	}
31443a9a941dSLen Brown }
31453a9a941dSLen Brown 
3146889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3147889facbeSLen Brown {
3148889facbeSLen Brown 	unsigned long long msr;
3149889facbeSLen Brown 	unsigned int dts;
3150889facbeSLen Brown 	int cpu;
3151889facbeSLen Brown 
3152889facbeSLen Brown 	if (!(do_dts || do_ptm))
3153889facbeSLen Brown 		return 0;
3154889facbeSLen Brown 
3155889facbeSLen Brown 	cpu = t->cpu_id;
3156889facbeSLen Brown 
3157889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
3158889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
3159889facbeSLen Brown 		return 0;
3160889facbeSLen Brown 
3161889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3162b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3163889facbeSLen Brown 		return -1;
3164889facbeSLen Brown 	}
3165889facbeSLen Brown 
3166889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
3167889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
3168889facbeSLen Brown 			return 0;
3169889facbeSLen Brown 
3170889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3171b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
3172889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
3173889facbeSLen Brown 
3174889facbeSLen Brown #ifdef	THERM_DEBUG
3175889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
3176889facbeSLen Brown 			return 0;
3177889facbeSLen Brown 
3178889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3179889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3180b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3181889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3182889facbeSLen Brown #endif
3183889facbeSLen Brown 	}
3184889facbeSLen Brown 
3185889facbeSLen Brown 
3186889facbeSLen Brown 	if (do_dts) {
3187889facbeSLen Brown 		unsigned int resolution;
3188889facbeSLen Brown 
3189889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
3190889facbeSLen Brown 			return 0;
3191889facbeSLen Brown 
3192889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3193889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
3194b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
3195889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
3196889facbeSLen Brown 
3197889facbeSLen Brown #ifdef THERM_DEBUG
3198889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
3199889facbeSLen Brown 			return 0;
3200889facbeSLen Brown 
3201889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
3202889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
3203b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
3204889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
3205889facbeSLen Brown #endif
3206889facbeSLen Brown 	}
3207889facbeSLen Brown 
3208889facbeSLen Brown 	return 0;
3209889facbeSLen Brown }
3210889facbeSLen Brown 
3211889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
3212889facbeSLen Brown {
3213b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
3214889facbeSLen Brown 		cpu, label,
3215889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
3216889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
3217889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
3218889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
3219889facbeSLen Brown 
3220889facbeSLen Brown 	return;
3221889facbeSLen Brown }
3222889facbeSLen Brown 
3223889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3224889facbeSLen Brown {
3225889facbeSLen Brown 	unsigned long long msr;
3226889facbeSLen Brown 	int cpu;
3227889facbeSLen Brown 
3228889facbeSLen Brown 	if (!do_rapl)
3229889facbeSLen Brown 		return 0;
3230889facbeSLen Brown 
3231889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
3232889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3233889facbeSLen Brown 		return 0;
3234889facbeSLen Brown 
3235889facbeSLen Brown 	cpu = t->cpu_id;
3236889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3237b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3238889facbeSLen Brown 		return -1;
3239889facbeSLen Brown 	}
3240889facbeSLen Brown 
3241889facbeSLen Brown 	if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
3242889facbeSLen Brown 		return -1;
3243889facbeSLen Brown 
3244d8af6f5fSLen Brown 	if (debug) {
3245b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx "
3246889facbeSLen Brown 			"(%f Watts, %f Joules, %f sec.)\n", cpu, msr,
3247144b44b1SLen Brown 			rapl_power_units, rapl_energy_units, rapl_time_units);
3248889facbeSLen Brown 	}
3249144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
3250144b44b1SLen Brown 
3251889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
3252889facbeSLen Brown                 	return -5;
3253889facbeSLen Brown 
3254889facbeSLen Brown 
3255b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3256889facbeSLen Brown 			cpu, msr,
3257889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3258889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3259889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3260889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
3261889facbeSLen Brown 
3262144b44b1SLen Brown 	}
3263144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
3264144b44b1SLen Brown 
3265889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
3266889facbeSLen Brown 			return -9;
3267889facbeSLen Brown 
3268b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
3269889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "": "UN");
3270889facbeSLen Brown 
3271889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
3272b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
3273889facbeSLen Brown 			cpu,
3274889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
3275889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
3276889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
3277889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
3278889facbeSLen Brown 	}
3279889facbeSLen Brown 
32800b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
3281889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
3282889facbeSLen Brown                 	return -6;
3283889facbeSLen Brown 
3284b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
3285889facbeSLen Brown 			cpu, msr,
3286889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3287889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3288889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
3289889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
32900b2bb692SLen Brown 	}
32910b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
3292889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
3293889facbeSLen Brown 			return -9;
3294b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
3295889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "": "UN");
3296889facbeSLen Brown 
3297889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
3298889facbeSLen Brown 	}
3299144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
3300d8af6f5fSLen Brown 		if (debug) {
3301889facbeSLen Brown 			if (get_msr(cpu, MSR_PP0_POLICY, &msr))
3302889facbeSLen Brown 				return -7;
3303889facbeSLen Brown 
3304b7d8c148SLen Brown 			fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
3305144b44b1SLen Brown 		}
3306144b44b1SLen Brown 	}
33079148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
3308d8af6f5fSLen Brown 		if (debug) {
3309889facbeSLen Brown 			if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
3310889facbeSLen Brown 				return -9;
3311b7d8c148SLen Brown 			fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
3312889facbeSLen Brown 					cpu, msr, (msr >> 31) & 1 ? "": "UN");
3313889facbeSLen Brown 			print_power_limit_msr(cpu, msr, "Cores Limit");
3314889facbeSLen Brown 		}
3315889facbeSLen Brown 	}
3316889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
3317d8af6f5fSLen Brown 		if (debug) {
3318889facbeSLen Brown 			if (get_msr(cpu, MSR_PP1_POLICY, &msr))
3319889facbeSLen Brown 				return -8;
3320889facbeSLen Brown 
3321b7d8c148SLen Brown 			fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
3322889facbeSLen Brown 
3323889facbeSLen Brown 			if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
3324889facbeSLen Brown 				return -9;
3325b7d8c148SLen Brown 			fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
3326889facbeSLen Brown 					cpu, msr, (msr >> 31) & 1 ? "": "UN");
3327889facbeSLen Brown 			print_power_limit_msr(cpu, msr, "GFX Limit");
3328889facbeSLen Brown 		}
3329889facbeSLen Brown 	}
3330889facbeSLen Brown 	return 0;
3331889facbeSLen Brown }
3332889facbeSLen Brown 
3333d7899447SLen Brown /*
3334d7899447SLen Brown  * SNB adds support for additional MSRs:
3335d7899447SLen Brown  *
3336d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
3337d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
3338d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
3339d7899447SLen Brown  */
3340103a8feaSLen Brown 
3341d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
3342103a8feaSLen Brown {
3343103a8feaSLen Brown 	if (!genuine_intel)
3344103a8feaSLen Brown 		return 0;
3345103a8feaSLen Brown 
3346103a8feaSLen Brown 	switch (model) {
3347869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
3348869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
3349869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3350869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3351869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_CORE:	/* HSW */
3352869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW */
3353869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3354869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_GT3E:	/* HSW */
3355869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3356869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_GT3E:	/* BDW */
3357869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3358869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_XEON_D:	/* BDX-DE */
3359869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3360869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3361869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3362869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3363869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3364869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
33655bbac26eSXiaolong Wang 	case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
3366103a8feaSLen Brown 		return 1;
3367103a8feaSLen Brown 	}
3368103a8feaSLen Brown 	return 0;
3369103a8feaSLen Brown }
3370103a8feaSLen Brown 
3371d7899447SLen Brown /*
3372d7899447SLen Brown  * HSW adds support for additional MSRs:
3373d7899447SLen Brown  *
3374d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
3375d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
3376d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
33775a63426eSLen Brown  *
33785a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
33795a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
33805a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
33815a63426eSLen Brown  *
3382d7899447SLen Brown  */
3383d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model)
3384ca58710fSKristen Carlson Accardi {
3385ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
3386ca58710fSKristen Carlson Accardi 		return 0;
3387ca58710fSKristen Carlson Accardi 
3388ca58710fSKristen Carlson Accardi 	switch (model) {
3389869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_ULT:	/* HSW */
3390869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_CORE:	/* BDW */
3391869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3392869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3393869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3394869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3395869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3396ca58710fSKristen Carlson Accardi 		return 1;
3397ca58710fSKristen Carlson Accardi 	}
3398ca58710fSKristen Carlson Accardi 	return 0;
3399ca58710fSKristen Carlson Accardi }
3400ca58710fSKristen Carlson Accardi 
34010b2bb692SLen Brown /*
34020b2bb692SLen Brown  * SKL adds support for additional MSRS:
34030b2bb692SLen Brown  *
34040b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
34050b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
34060b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
34070b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
34080b2bb692SLen Brown  */
34090b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
34100b2bb692SLen Brown {
34110b2bb692SLen Brown 	if (!genuine_intel)
34120b2bb692SLen Brown 		return 0;
34130b2bb692SLen Brown 
34140b2bb692SLen Brown 	switch (model) {
3415869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3416869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3417869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3418869ce69eSLen Brown 	case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
34190b2bb692SLen Brown 		return 1;
34200b2bb692SLen Brown 	}
34210b2bb692SLen Brown 	return 0;
34220b2bb692SLen Brown }
34230b2bb692SLen Brown 
3424144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
3425144b44b1SLen Brown {
3426144b44b1SLen Brown 	if (!genuine_intel)
3427144b44b1SLen Brown 		return 0;
3428144b44b1SLen Brown 	switch (model) {
3429869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT1:	/* BYT */
3430869ce69eSLen Brown 	case INTEL_FAM6_ATOM_SILVERMONT2:	/* AVN */
3431144b44b1SLen Brown 		return 1;
3432144b44b1SLen Brown 	}
3433144b44b1SLen Brown 	return 0;
3434144b44b1SLen Brown }
3435144b44b1SLen Brown 
3436fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
3437fb5d4327SDasaratharaman Chandramouli {
3438fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3439fb5d4327SDasaratharaman Chandramouli 		return 0;
3440fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3441869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
3442005c82d6SLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
3443fb5d4327SDasaratharaman Chandramouli 		return 1;
3444fb5d4327SDasaratharaman Chandramouli 	}
3445fb5d4327SDasaratharaman Chandramouli 	return 0;
3446fb5d4327SDasaratharaman Chandramouli }
3447fb5d4327SDasaratharaman Chandramouli 
3448b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
3449b2b34dfeSHubert Chrzaniuk {
3450b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
3451b2b34dfeSHubert Chrzaniuk 		return 1024;
3452b2b34dfeSHubert Chrzaniuk 	return 1;
3453b2b34dfeSHubert Chrzaniuk }
3454b2b34dfeSHubert Chrzaniuk 
3455144b44b1SLen Brown #define SLM_BCLK_FREQS 5
3456144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
3457144b44b1SLen Brown 
3458144b44b1SLen Brown double slm_bclk(void)
3459144b44b1SLen Brown {
3460144b44b1SLen Brown 	unsigned long long msr = 3;
3461144b44b1SLen Brown 	unsigned int i;
3462144b44b1SLen Brown 	double freq;
3463144b44b1SLen Brown 
34647ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
3465b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
3466144b44b1SLen Brown 
3467144b44b1SLen Brown 	i = msr & 0xf;
3468144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
3469b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
34700a91e551SColin Ian King 		i = 3;
3471144b44b1SLen Brown 	}
3472144b44b1SLen Brown 	freq = slm_freq_table[i];
3473144b44b1SLen Brown 
34748f6196c1SLen Brown 	if (debug)
3475b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
3476144b44b1SLen Brown 
3477144b44b1SLen Brown 	return freq;
3478144b44b1SLen Brown }
3479144b44b1SLen Brown 
3480103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
3481103a8feaSLen Brown {
3482121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
3483103a8feaSLen Brown 		return 100.00;
3484144b44b1SLen Brown 	else if (is_slm(family, model))
3485144b44b1SLen Brown 		return slm_bclk();
3486103a8feaSLen Brown 	else
3487103a8feaSLen Brown 		return 133.33;
3488103a8feaSLen Brown }
3489103a8feaSLen Brown 
3490889facbeSLen Brown /*
3491889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
3492889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
3493889facbeSLen Brown  * This is usually equal to tjMax.
3494889facbeSLen Brown  *
3495889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
3496889facbeSLen Brown  * but also allow cmdline over-ride with -T.
3497889facbeSLen Brown  *
3498889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
3499889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
3500889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
3501889facbeSLen Brown  */
3502889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3503889facbeSLen Brown {
3504889facbeSLen Brown 	unsigned long long msr;
3505889facbeSLen Brown 	unsigned int target_c_local;
3506889facbeSLen Brown 	int cpu;
3507889facbeSLen Brown 
3508889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
3509889facbeSLen Brown 	if (!(do_dts || do_ptm))
3510889facbeSLen Brown 		return 0;
3511889facbeSLen Brown 
3512889facbeSLen Brown 	/* this is a per-package concept */
3513889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3514889facbeSLen Brown 		return 0;
3515889facbeSLen Brown 
3516889facbeSLen Brown 	cpu = t->cpu_id;
3517889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3518b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3519889facbeSLen Brown 		return -1;
3520889facbeSLen Brown 	}
3521889facbeSLen Brown 
3522889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
3523889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
3524b7d8c148SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
3525889facbeSLen Brown 			cpu, tcc_activation_temp);
3526889facbeSLen Brown 		return 0;
3527889facbeSLen Brown 	}
3528889facbeSLen Brown 
3529889facbeSLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
3530d7899447SLen Brown 	if (!do_nhm_platform_info)
3531889facbeSLen Brown 		goto guess;
3532889facbeSLen Brown 
35337ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
3534889facbeSLen Brown 		goto guess;
3535889facbeSLen Brown 
35363482124aSJean Delvare 	target_c_local = (msr >> 16) & 0xFF;
3537889facbeSLen Brown 
3538d8af6f5fSLen Brown 	if (debug)
3539b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
3540889facbeSLen Brown 			cpu, msr, target_c_local);
3541889facbeSLen Brown 
35423482124aSJean Delvare 	if (!target_c_local)
3543889facbeSLen Brown 		goto guess;
3544889facbeSLen Brown 
3545889facbeSLen Brown 	tcc_activation_temp = target_c_local;
3546889facbeSLen Brown 
3547889facbeSLen Brown 	return 0;
3548889facbeSLen Brown 
3549889facbeSLen Brown guess:
3550889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
3551b7d8c148SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
3552889facbeSLen Brown 		cpu, tcc_activation_temp);
3553889facbeSLen Brown 
3554889facbeSLen Brown 	return 0;
3555889facbeSLen Brown }
355669807a63SLen Brown 
3557aa8d8cc7SLen Brown void decode_feature_control_msr(void)
3558aa8d8cc7SLen Brown {
3559aa8d8cc7SLen Brown 	unsigned long long msr;
3560aa8d8cc7SLen Brown 
3561aa8d8cc7SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr))
3562aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
3563aa8d8cc7SLen Brown 			base_cpu, msr,
3564aa8d8cc7SLen Brown 			msr & FEATURE_CONTROL_LOCKED ? "" : "UN-",
3565aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
3566aa8d8cc7SLen Brown }
3567aa8d8cc7SLen Brown 
356869807a63SLen Brown void decode_misc_enable_msr(void)
356969807a63SLen Brown {
357069807a63SLen Brown 	unsigned long long msr;
357169807a63SLen Brown 
357269807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
3573e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
357469807a63SLen Brown 			base_cpu, msr,
3575e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
3576e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
3577e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "No-" : "",
3578e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
3579e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
358069807a63SLen Brown }
358169807a63SLen Brown 
3582f0057310SLen Brown /*
3583f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
3584f0057310SLen Brown  *
3585f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
3586f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
3587f0057310SLen Brown  * bit[1] less so...
3588f0057310SLen Brown  */
3589f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
3590f0057310SLen Brown {
3591f0057310SLen Brown 	unsigned long long msr;
3592f0057310SLen Brown 
3593f0057310SLen Brown 	if (!do_nhm_platform_info)
3594f0057310SLen Brown 		return;
3595f0057310SLen Brown 
3596cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
3597cf4cbe53SLen Brown 		return;
3598cf4cbe53SLen Brown 
3599f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
3600ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
3601f0057310SLen Brown 			base_cpu, msr,
3602f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
3603ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
3604ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
3605f0057310SLen Brown }
360671616c8eSLen Brown /*
360771616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
360871616c8eSLen Brown  *
360971616c8eSLen Brown  * This MSRs are present on Silvermont processors,
361071616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
361171616c8eSLen Brown  */
361271616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
361371616c8eSLen Brown {
361471616c8eSLen Brown 	unsigned long long msr;
361571616c8eSLen Brown 
361671616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
361771616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
361871616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
361971616c8eSLen Brown 
362071616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
362171616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
362271616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
362371616c8eSLen Brown }
36247f5c258eSLen Brown 
3625fcd17211SLen Brown void process_cpuid()
3626103a8feaSLen Brown {
362761a87ba7SLen Brown 	unsigned int eax, ebx, ecx, edx, max_level, max_extended_level;
3628103a8feaSLen Brown 	unsigned int fms, family, model, stepping;
3629*b3a34e93SLen Brown 	unsigned int has_turbo;
3630103a8feaSLen Brown 
3631103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
3632103a8feaSLen Brown 
36335aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
3634103a8feaSLen Brown 
3635103a8feaSLen Brown 	if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e)
3636103a8feaSLen Brown 		genuine_intel = 1;
3637103a8feaSLen Brown 
3638d8af6f5fSLen Brown 	if (debug)
3639b7d8c148SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s ",
3640103a8feaSLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx);
3641103a8feaSLen Brown 
36425aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
3643103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
3644103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
3645103a8feaSLen Brown 	stepping = fms & 0xf;
3646103a8feaSLen Brown 	if (family == 6 || family == 0xf)
3647103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
3648103a8feaSLen Brown 
364969807a63SLen Brown 	if (debug) {
3650b7d8c148SLen Brown 		fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
3651103a8feaSLen Brown 			max_level, family, model, stepping, family, model, stepping);
3652aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n",
365369807a63SLen Brown 			ecx & (1 << 0) ? "SSE3" : "-",
365469807a63SLen Brown 			ecx & (1 << 3) ? "MONITOR" : "-",
3655aa8d8cc7SLen Brown 			ecx & (1 << 6) ? "SMX" : "-",
365669807a63SLen Brown 			ecx & (1 << 7) ? "EIST" : "-",
365769807a63SLen Brown 			ecx & (1 << 8) ? "TM2" : "-",
365869807a63SLen Brown 			edx & (1 << 4) ? "TSC" : "-",
365969807a63SLen Brown 			edx & (1 << 5) ? "MSR" : "-",
366069807a63SLen Brown 			edx & (1 << 22) ? "ACPI-TM" : "-",
366169807a63SLen Brown 			edx & (1 << 29) ? "TM" : "-");
366269807a63SLen Brown 	}
3663103a8feaSLen Brown 
3664b2c95d90SJosh Triplett 	if (!(edx & (1 << 5)))
3665b2c95d90SJosh Triplett 		errx(1, "CPUID: no MSR");
3666103a8feaSLen Brown 
3667103a8feaSLen Brown 	/*
3668103a8feaSLen Brown 	 * check max extended function levels of CPUID.
3669103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
3670103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
3671103a8feaSLen Brown 	 */
3672103a8feaSLen Brown 	ebx = ecx = edx = 0;
36735aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
3674103a8feaSLen Brown 
367561a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
3676103a8feaSLen Brown 
3677103a8feaSLen Brown 		/*
3678103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
3679103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
3680103a8feaSLen Brown 		 */
36815aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
36828209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
3683d7899447SLen Brown 	}
3684103a8feaSLen Brown 
3685103a8feaSLen Brown 	/*
3686103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
3687103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
3688103a8feaSLen Brown 	 */
3689103a8feaSLen Brown 
36905aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
36918209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
3692812db3f7SLen Brown 	if (has_aperf) {
3693812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
3694812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
3695812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
3696812db3f7SLen Brown 	}
3697889facbeSLen Brown 	do_dts = eax & (1 << 0);
3698812db3f7SLen Brown 	if (do_dts)
3699812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
3700*b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
3701889facbeSLen Brown 	do_ptm = eax & (1 << 6);
3702812db3f7SLen Brown 	if (do_ptm)
3703812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
37047f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
37057f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
37067f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
37077f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
37087f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
3709889facbeSLen Brown 	has_epb = ecx & (1 << 3);
3710889facbeSLen Brown 
3711d8af6f5fSLen Brown 	if (debug)
3712*b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
37137f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
37147f5c258eSLen Brown 			has_aperf ? "" : "No-",
3715*b3a34e93SLen Brown 			has_turbo ? "" : "No-",
37167f5c258eSLen Brown 			do_dts ? "" : "No-",
37177f5c258eSLen Brown 			do_ptm ? "" : "No-",
37187f5c258eSLen Brown 			has_hwp ? "" : "No-",
37197f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
37207f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
37217f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
37227f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
37237f5c258eSLen Brown 			has_epb ? "" : "No-");
3724103a8feaSLen Brown 
372569807a63SLen Brown 	if (debug)
372669807a63SLen Brown 		decode_misc_enable_msr();
372769807a63SLen Brown 
37288ae72255SLen Brown 	if (max_level >= 0x7 && debug) {
3729aa8d8cc7SLen Brown 		int has_sgx;
3730aa8d8cc7SLen Brown 
3731aa8d8cc7SLen Brown 		ecx = 0;
3732aa8d8cc7SLen Brown 
3733aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
3734aa8d8cc7SLen Brown 
3735aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
3736aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
3737aa8d8cc7SLen Brown 
3738aa8d8cc7SLen Brown 		if (has_sgx)
3739aa8d8cc7SLen Brown 			decode_feature_control_msr();
3740aa8d8cc7SLen Brown 	}
3741aa8d8cc7SLen Brown 
374261a87ba7SLen Brown 	if (max_level >= 0x15) {
37438a5bdf41SLen Brown 		unsigned int eax_crystal;
37448a5bdf41SLen Brown 		unsigned int ebx_tsc;
37458a5bdf41SLen Brown 
37468a5bdf41SLen Brown 		/*
37478a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
37488a5bdf41SLen Brown 		 */
37498a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
37505aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
37518a5bdf41SLen Brown 
37528a5bdf41SLen Brown 		if (ebx_tsc != 0) {
37538a5bdf41SLen Brown 
37548a5bdf41SLen Brown 			if (debug && (ebx != 0))
3755b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
37568a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
37578a5bdf41SLen Brown 
37588a5bdf41SLen Brown 			if (crystal_hz == 0)
37598a5bdf41SLen Brown 				switch(model) {
3760869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
3761869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
3762869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_MOBILE:	/* KBL */
3763869ce69eSLen Brown 				case INTEL_FAM6_KABYLAKE_DESKTOP:	/* KBL */
3764e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
3765e8efbc80SLen Brown 					break;
3766869ce69eSLen Brown 				case INTEL_FAM6_SKYLAKE_X:	/* SKX */
37677268d407SLen Brown 				case INTEL_FAM6_ATOM_DENVERTON:	/* DNV */
3768ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
3769ec53e594SLen Brown 					break;
3770869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3771e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
37728a5bdf41SLen Brown 					break;
37738a5bdf41SLen Brown 				default:
37748a5bdf41SLen Brown 					crystal_hz = 0;
37758a5bdf41SLen Brown 			}
37768a5bdf41SLen Brown 
37778a5bdf41SLen Brown 			if (crystal_hz) {
37788a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
37798a5bdf41SLen Brown 				if (debug)
3780b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
37818a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
37828a5bdf41SLen Brown 			}
37838a5bdf41SLen Brown 		}
37848a5bdf41SLen Brown 	}
378561a87ba7SLen Brown 	if (max_level >= 0x16) {
378661a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
378761a87ba7SLen Brown 
378861a87ba7SLen Brown 		/*
378961a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
379061a87ba7SLen Brown 		 */
379161a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
379261a87ba7SLen Brown 
37935aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
379461a87ba7SLen Brown 		if (debug)
3795b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
379661a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
379761a87ba7SLen Brown 	}
37988a5bdf41SLen Brown 
3799b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
3800b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
3801b2b34dfeSHubert Chrzaniuk 
3802812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
3803812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
3804812db3f7SLen Brown 
3805812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
3806812db3f7SLen Brown 		do_nhm_platform_info = 1;
3807812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
3808812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
3809812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
3810812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
3811812db3f7SLen Brown 	}
3812d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
3813812db3f7SLen Brown 
3814812db3f7SLen Brown 	if (do_snb_cstates)
3815812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
3816812db3f7SLen Brown 
38175a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
3818ee7e38e3SLen Brown 	do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2);
3819ee7e38e3SLen Brown 	do_pc3 = (pkg_cstate_limit >= PCL__3);
3820ee7e38e3SLen Brown 	do_pc6 = (pkg_cstate_limit >= PCL__6);
3821ee7e38e3SLen Brown 	do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7);
38220539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
38230539ba11SLen Brown 		do_pc2 = do_pc3 = do_pc7 = 0;
38240539ba11SLen Brown 		do_pc6 = 1;
38250539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
38260539ba11SLen Brown 		use_c1_residency_msr = 1;
38270539ba11SLen Brown 	}
3828d7899447SLen Brown 	do_c8_c9_c10 = has_hsw_msrs(family, model);
38295a63426eSLen Brown 	do_irtl_hsw = has_hsw_msrs(family, model);
38300b2bb692SLen Brown 	do_skl_residency = has_skl_msrs(family, model);
3831144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
3832fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
3833103a8feaSLen Brown 
3834f0057310SLen Brown 	if (debug)
3835f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
3836f0057310SLen Brown 
383771616c8eSLen Brown 	if (debug && has_slv_msrs(family, model))
383871616c8eSLen Brown 		decode_c6_demotion_policy_msr();
383971616c8eSLen Brown 
3840889facbeSLen Brown 	rapl_probe(family, model);
38413a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
3842889facbeSLen Brown 
3843fcd17211SLen Brown 	if (debug)
38441b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
3845fcd17211SLen Brown 
3846a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
3847a2b7b749SLen Brown 		calculate_tsc_tweak();
3848a2b7b749SLen Brown 
3849812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
3850812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
3851fdf676e5SLen Brown 
3852812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
3853812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
385427d47356SLen Brown 
3855889facbeSLen Brown 	return;
3856103a8feaSLen Brown }
3857103a8feaSLen Brown 
3858d8af6f5fSLen Brown void help()
3859103a8feaSLen Brown {
3860b7d8c148SLen Brown 	fprintf(outf,
3861d8af6f5fSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
3862d8af6f5fSLen Brown 	"\n"
3863d8af6f5fSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
3864d8af6f5fSLen Brown 	"when COMMAND completes.\n"
3865d8af6f5fSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
3866d8af6f5fSLen Brown 	"to print statistics, until interrupted.\n"
3867388e9c81SLen Brown 	"--add		add a counter\n"
3868388e9c81SLen Brown 	"		eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
3869d8af6f5fSLen Brown 	"--debug	run in \"debug\" mode\n"
3870d8af6f5fSLen Brown 	"--interval sec	Override default 5-second measurement interval\n"
3871d8af6f5fSLen Brown 	"--help		print this help message\n"
3872b7d8c148SLen Brown 	"--out file	create or truncate \"file\" for all output\n"
3873d8af6f5fSLen Brown 	"--version	print version information\n"
3874d8af6f5fSLen Brown 	"\n"
3875d8af6f5fSLen Brown 	"For more help, run \"man turbostat\"\n");
3876103a8feaSLen Brown }
3877103a8feaSLen Brown 
3878103a8feaSLen Brown 
3879103a8feaSLen Brown /*
3880103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
3881103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
3882103a8feaSLen Brown  */
3883103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
3884103a8feaSLen Brown {
3885103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
3886103a8feaSLen Brown 		return 1;
3887103a8feaSLen Brown 	else
3888103a8feaSLen Brown 		return 0;
3889103a8feaSLen Brown }
3890103a8feaSLen Brown 
3891103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
3892103a8feaSLen Brown {
3893103a8feaSLen Brown 	return 0;
3894103a8feaSLen Brown }
3895103a8feaSLen Brown 
3896c98d5d94SLen Brown void topology_probe()
3897c98d5d94SLen Brown {
3898c98d5d94SLen Brown 	int i;
3899c98d5d94SLen Brown 	int max_core_id = 0;
3900c98d5d94SLen Brown 	int max_package_id = 0;
3901c98d5d94SLen Brown 	int max_siblings = 0;
3902c98d5d94SLen Brown 	struct cpu_topology {
3903c98d5d94SLen Brown 		int core_id;
3904c98d5d94SLen Brown 		int physical_package_id;
3905c98d5d94SLen Brown 	} *cpus;
3906c98d5d94SLen Brown 
3907c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
3908c98d5d94SLen Brown 	topo.num_cpus = 0;
3909c98d5d94SLen Brown 	topo.max_cpu_num = 0;
3910c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
3911c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
3912812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
3913c98d5d94SLen Brown 
3914d8af6f5fSLen Brown 	if (debug > 1)
3915b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
3916c98d5d94SLen Brown 
3917c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
3918b2c95d90SJosh Triplett 	if (cpus == NULL)
3919b2c95d90SJosh Triplett 		err(1, "calloc cpus");
3920c98d5d94SLen Brown 
3921c98d5d94SLen Brown 	/*
3922c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
3923c98d5d94SLen Brown 	 */
3924c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
3925b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
3926b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
3927c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
3928c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
3929c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
3930c98d5d94SLen Brown 
3931c98d5d94SLen Brown 	/*
3932c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
3933c98d5d94SLen Brown 	 */
3934c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
3935b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
3936b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
3937c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
3938c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
3939c98d5d94SLen Brown 
3940c98d5d94SLen Brown 
3941c98d5d94SLen Brown 	/*
3942c98d5d94SLen Brown 	 * For online cpus
3943c98d5d94SLen Brown 	 * find max_core_id, max_package_id
3944c98d5d94SLen Brown 	 */
3945c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
3946c98d5d94SLen Brown 		int siblings;
3947c98d5d94SLen Brown 
3948c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
3949d8af6f5fSLen Brown 			if (debug > 1)
3950b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
3951c98d5d94SLen Brown 			continue;
3952c98d5d94SLen Brown 		}
3953c98d5d94SLen Brown 		cpus[i].core_id = get_core_id(i);
3954c98d5d94SLen Brown 		if (cpus[i].core_id > max_core_id)
3955c98d5d94SLen Brown 			max_core_id = cpus[i].core_id;
3956c98d5d94SLen Brown 
3957c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
3958c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
3959c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
3960c98d5d94SLen Brown 
3961c98d5d94SLen Brown 		siblings = get_num_ht_siblings(i);
3962c98d5d94SLen Brown 		if (siblings > max_siblings)
3963c98d5d94SLen Brown 			max_siblings = siblings;
3964d8af6f5fSLen Brown 		if (debug > 1)
3965b7d8c148SLen Brown 			fprintf(outf, "cpu %d pkg %d core %d\n",
3966c98d5d94SLen Brown 				i, cpus[i].physical_package_id, cpus[i].core_id);
3967c98d5d94SLen Brown 	}
3968c98d5d94SLen Brown 	topo.num_cores_per_pkg = max_core_id + 1;
3969d8af6f5fSLen Brown 	if (debug > 1)
3970b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
3971c98d5d94SLen Brown 			max_core_id, topo.num_cores_per_pkg);
39721cc21f7bSLen Brown 	if (debug && !summary_only && topo.num_cores_per_pkg > 1)
3973812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
3974c98d5d94SLen Brown 
3975c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
3976d8af6f5fSLen Brown 	if (debug > 1)
3977b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
3978c98d5d94SLen Brown 			max_package_id, topo.num_packages);
39791cc21f7bSLen Brown 	if (debug && !summary_only && topo.num_packages > 1)
3980812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
3981c98d5d94SLen Brown 
3982c98d5d94SLen Brown 	topo.num_threads_per_core = max_siblings;
3983d8af6f5fSLen Brown 	if (debug > 1)
3984b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
3985c98d5d94SLen Brown 
3986c98d5d94SLen Brown 	free(cpus);
3987c98d5d94SLen Brown }
3988c98d5d94SLen Brown 
3989c98d5d94SLen Brown void
3990c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p)
3991c98d5d94SLen Brown {
3992c98d5d94SLen Brown 	int i;
3993c98d5d94SLen Brown 
3994c98d5d94SLen Brown 	*t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg *
3995678a3bd1SLen Brown 		topo.num_packages, sizeof(struct thread_data));
3996c98d5d94SLen Brown 	if (*t == NULL)
3997c98d5d94SLen Brown 		goto error;
3998c98d5d94SLen Brown 
3999c98d5d94SLen Brown 	for (i = 0; i < topo.num_threads_per_core *
4000c98d5d94SLen Brown 		topo.num_cores_per_pkg * topo.num_packages; i++)
4001c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
4002c98d5d94SLen Brown 
4003c98d5d94SLen Brown 	*c = calloc(topo.num_cores_per_pkg * topo.num_packages,
4004678a3bd1SLen Brown 		sizeof(struct core_data));
4005c98d5d94SLen Brown 	if (*c == NULL)
4006c98d5d94SLen Brown 		goto error;
4007c98d5d94SLen Brown 
4008c98d5d94SLen Brown 	for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++)
4009c98d5d94SLen Brown 		(*c)[i].core_id = -1;
4010c98d5d94SLen Brown 
4011678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
4012c98d5d94SLen Brown 	if (*p == NULL)
4013c98d5d94SLen Brown 		goto error;
4014c98d5d94SLen Brown 
4015c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
4016c98d5d94SLen Brown 		(*p)[i].package_id = i;
4017c98d5d94SLen Brown 
4018c98d5d94SLen Brown 	return;
4019c98d5d94SLen Brown error:
4020b2c95d90SJosh Triplett 	err(1, "calloc counters");
4021c98d5d94SLen Brown }
4022c98d5d94SLen Brown /*
4023c98d5d94SLen Brown  * init_counter()
4024c98d5d94SLen Brown  *
4025c98d5d94SLen Brown  * set cpu_id, core_num, pkg_num
4026c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
4027c98d5d94SLen Brown  *
4028c98d5d94SLen Brown  * increment topo.num_cores when 1st core in pkg seen
4029c98d5d94SLen Brown  */
4030c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
4031c98d5d94SLen Brown 	struct pkg_data *pkg_base, int thread_num, int core_num,
4032c98d5d94SLen Brown 	int pkg_num, int cpu_id)
4033c98d5d94SLen Brown {
4034c98d5d94SLen Brown 	struct thread_data *t;
4035c98d5d94SLen Brown 	struct core_data *c;
4036c98d5d94SLen Brown 	struct pkg_data *p;
4037c98d5d94SLen Brown 
4038c98d5d94SLen Brown 	t = GET_THREAD(thread_base, thread_num, core_num, pkg_num);
4039c98d5d94SLen Brown 	c = GET_CORE(core_base, core_num, pkg_num);
4040c98d5d94SLen Brown 	p = GET_PKG(pkg_base, pkg_num);
4041c98d5d94SLen Brown 
4042c98d5d94SLen Brown 	t->cpu_id = cpu_id;
4043c98d5d94SLen Brown 	if (thread_num == 0) {
4044c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
4045c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
4046c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
4047c98d5d94SLen Brown 	}
4048c98d5d94SLen Brown 
4049c98d5d94SLen Brown 	c->core_id = core_num;
4050c98d5d94SLen Brown 	p->package_id = pkg_num;
4051c98d5d94SLen Brown }
4052c98d5d94SLen Brown 
4053c98d5d94SLen Brown 
4054c98d5d94SLen Brown int initialize_counters(int cpu_id)
4055c98d5d94SLen Brown {
4056c98d5d94SLen Brown 	int my_thread_id, my_core_id, my_package_id;
4057c98d5d94SLen Brown 
4058c98d5d94SLen Brown 	my_package_id = get_physical_package_id(cpu_id);
4059c98d5d94SLen Brown 	my_core_id = get_core_id(cpu_id);
4060e275b388SDasaratharaman Chandramouli 	my_thread_id = get_cpu_position_in_core(cpu_id);
4061e275b388SDasaratharaman Chandramouli 	if (!my_thread_id)
4062c98d5d94SLen Brown 		topo.num_cores++;
4063c98d5d94SLen Brown 
4064c98d5d94SLen Brown 	init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4065c98d5d94SLen Brown 	init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id);
4066c98d5d94SLen Brown 	return 0;
4067c98d5d94SLen Brown }
4068c98d5d94SLen Brown 
4069c98d5d94SLen Brown void allocate_output_buffer()
4070c98d5d94SLen Brown {
40713b4d5c7fSAndy Shevchenko 	output_buffer = calloc(1, (1 + topo.num_cpus) * 1024);
4072c98d5d94SLen Brown 	outp = output_buffer;
4073b2c95d90SJosh Triplett 	if (outp == NULL)
4074b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
4075c98d5d94SLen Brown }
407636229897SLen Brown void allocate_fd_percpu(void)
407736229897SLen Brown {
407801a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
407936229897SLen Brown 	if (fd_percpu == NULL)
408036229897SLen Brown 		err(-1, "calloc fd_percpu");
408136229897SLen Brown }
4082562a2d37SLen Brown void allocate_irq_buffers(void)
4083562a2d37SLen Brown {
4084562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
4085562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
4086562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
4087c98d5d94SLen Brown 
408801a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
4089562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
409001a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
4091562a2d37SLen Brown }
4092c98d5d94SLen Brown void setup_all_buffers(void)
4093c98d5d94SLen Brown {
4094c98d5d94SLen Brown 	topology_probe();
4095562a2d37SLen Brown 	allocate_irq_buffers();
409636229897SLen Brown 	allocate_fd_percpu();
4097c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
4098c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
4099c98d5d94SLen Brown 	allocate_output_buffer();
4100c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
4101c98d5d94SLen Brown }
41023b4d5c7fSAndy Shevchenko 
41037ce7d5deSPrarit Bhargava void set_base_cpu(void)
41047ce7d5deSPrarit Bhargava {
41057ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
41067ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
41077ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
41087ce7d5deSPrarit Bhargava 
41097ce7d5deSPrarit Bhargava 	if (debug > 1)
4110b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
41117ce7d5deSPrarit Bhargava }
41127ce7d5deSPrarit Bhargava 
4113103a8feaSLen Brown void turbostat_init()
4114103a8feaSLen Brown {
41157ce7d5deSPrarit Bhargava 	setup_all_buffers();
41167ce7d5deSPrarit Bhargava 	set_base_cpu();
4117103a8feaSLen Brown 	check_dev_msr();
411898481e79SLen Brown 	check_permissions();
4119fcd17211SLen Brown 	process_cpuid();
4120103a8feaSLen Brown 
4121103a8feaSLen Brown 
4122d8af6f5fSLen Brown 	if (debug)
41237f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
41247f5c258eSLen Brown 
41257f5c258eSLen Brown 	if (debug)
4126889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
4127889facbeSLen Brown 
4128d8af6f5fSLen Brown 	if (debug)
41293a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
41303a9a941dSLen Brown 
4131d8af6f5fSLen Brown 	if (debug)
4132889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
4133889facbeSLen Brown 
4134889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
4135889facbeSLen Brown 
4136d8af6f5fSLen Brown 	if (debug)
4137889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
41385a63426eSLen Brown 
41395a63426eSLen Brown 	if (debug && do_irtl_snb)
41405a63426eSLen Brown 		print_irtl();
4141103a8feaSLen Brown }
4142103a8feaSLen Brown 
4143103a8feaSLen Brown int fork_it(char **argv)
4144103a8feaSLen Brown {
4145103a8feaSLen Brown 	pid_t child_pid;
4146d91bb17cSLen Brown 	int status;
4147d15cf7c1SLen Brown 
4148d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
4149d91bb17cSLen Brown 	if (status)
4150d91bb17cSLen Brown 		exit(status);
4151d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
4152d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
4153103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
4154103a8feaSLen Brown 
4155103a8feaSLen Brown 	child_pid = fork();
4156103a8feaSLen Brown 	if (!child_pid) {
4157103a8feaSLen Brown 		/* child */
4158103a8feaSLen Brown 		execvp(argv[0], argv);
4159103a8feaSLen Brown 	} else {
4160103a8feaSLen Brown 
4161103a8feaSLen Brown 		/* parent */
4162b2c95d90SJosh Triplett 		if (child_pid == -1)
4163b2c95d90SJosh Triplett 			err(1, "fork");
4164103a8feaSLen Brown 
4165103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
4166103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
4167b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
4168b2c95d90SJosh Triplett 			err(status, "waitpid");
4169103a8feaSLen Brown 	}
4170c98d5d94SLen Brown 	/*
4171c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
4172c98d5d94SLen Brown 	 * because re-starting is problematic when forking
4173c98d5d94SLen Brown 	 */
4174c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
4175103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
4176103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
4177ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
4178ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
4179ba3dec99SLen Brown 	else {
4180c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
4181c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
4182ba3dec99SLen Brown 	}
4183103a8feaSLen Brown 
4184b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
4185b7d8c148SLen Brown 
4186b7d8c148SLen Brown 	flush_output_stderr();
4187103a8feaSLen Brown 
4188d91bb17cSLen Brown 	return status;
4189103a8feaSLen Brown }
4190103a8feaSLen Brown 
41913b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
41923b4d5c7fSAndy Shevchenko {
41933b4d5c7fSAndy Shevchenko 	int status;
41943b4d5c7fSAndy Shevchenko 
41953b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
41963b4d5c7fSAndy Shevchenko 	if (status)
41973b4d5c7fSAndy Shevchenko 		return status;
41983b4d5c7fSAndy Shevchenko 
41993b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
42003b4d5c7fSAndy Shevchenko 	if (status)
42013b4d5c7fSAndy Shevchenko 		return status;
42023b4d5c7fSAndy Shevchenko 
4203b7d8c148SLen Brown 	flush_output_stdout();
42043b4d5c7fSAndy Shevchenko 
42053b4d5c7fSAndy Shevchenko 	return status;
42063b4d5c7fSAndy Shevchenko }
42073b4d5c7fSAndy Shevchenko 
4208d8af6f5fSLen Brown void print_version() {
42090539ba11SLen Brown 	fprintf(outf, "turbostat version 4.17 10 Jan 2017"
4210d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
4211d8af6f5fSLen Brown }
4212d8af6f5fSLen Brown 
4213388e9c81SLen Brown int add_counter(unsigned int msr_num, char *name, unsigned int width,
4214388e9c81SLen Brown 	enum counter_scope scope, enum counter_type type,
4215388e9c81SLen Brown 	enum counter_format format)
4216388e9c81SLen Brown {
4217388e9c81SLen Brown 	struct msr_counter *msrp;
4218388e9c81SLen Brown 
4219388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
4220388e9c81SLen Brown 	if (msrp == NULL) {
4221388e9c81SLen Brown 		perror("calloc");
4222388e9c81SLen Brown 		exit(1);
4223388e9c81SLen Brown 	}
4224388e9c81SLen Brown 
4225388e9c81SLen Brown 	msrp->msr_num = msr_num;
4226388e9c81SLen Brown 	strncpy(msrp->name, name, NAME_BYTES);
4227388e9c81SLen Brown 	msrp->width = width;
4228388e9c81SLen Brown 	msrp->type = type;
4229388e9c81SLen Brown 	msrp->format = format;
4230388e9c81SLen Brown 
4231388e9c81SLen Brown 	switch (scope) {
4232388e9c81SLen Brown 
4233388e9c81SLen Brown 	case SCOPE_CPU:
4234388e9c81SLen Brown 		msrp->next = sys.tp;
4235388e9c81SLen Brown 		sys.tp = msrp;
4236678a3bd1SLen Brown 		sys.added_thread_counters++;
4237678a3bd1SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_COUNTERS) {
4238678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
4239678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4240678a3bd1SLen Brown 			exit(-1);
4241678a3bd1SLen Brown 		}
4242388e9c81SLen Brown 		break;
4243388e9c81SLen Brown 
4244388e9c81SLen Brown 	case SCOPE_CORE:
4245388e9c81SLen Brown 		msrp->next = sys.cp;
4246388e9c81SLen Brown 		sys.cp = msrp;
4247678a3bd1SLen Brown 		sys.added_core_counters++;
4248678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
4249678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
4250678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4251678a3bd1SLen Brown 			exit(-1);
4252678a3bd1SLen Brown 		}
4253388e9c81SLen Brown 		break;
4254388e9c81SLen Brown 
4255388e9c81SLen Brown 	case SCOPE_PACKAGE:
4256388e9c81SLen Brown 		msrp->next = sys.pp;
4257388e9c81SLen Brown 		sys.pp = msrp;
4258678a3bd1SLen Brown 		sys.added_package_counters++;
4259678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
4260678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
4261678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
4262678a3bd1SLen Brown 			exit(-1);
4263678a3bd1SLen Brown 		}
4264388e9c81SLen Brown 		break;
4265388e9c81SLen Brown 	}
4266388e9c81SLen Brown 
4267388e9c81SLen Brown 	return 0;
4268388e9c81SLen Brown }
4269388e9c81SLen Brown 
4270388e9c81SLen Brown void parse_add_command(char *add_command)
4271388e9c81SLen Brown {
4272388e9c81SLen Brown 	int msr_num = 0;
4273388e9c81SLen Brown 	char name_buffer[NAME_BYTES];
4274388e9c81SLen Brown 	int width = 64;
4275388e9c81SLen Brown 	int fail = 0;
4276388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
4277388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
4278388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
4279388e9c81SLen Brown 
4280388e9c81SLen Brown 	while (add_command) {
4281388e9c81SLen Brown 
4282388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
4283388e9c81SLen Brown 			goto next;
4284388e9c81SLen Brown 
4285388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
4286388e9c81SLen Brown 			goto next;
4287388e9c81SLen Brown 
4288388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
4289388e9c81SLen Brown 			if ((width == 32) || (width == 64))
4290388e9c81SLen Brown 				goto next;
4291388e9c81SLen Brown 			width = 64;
4292388e9c81SLen Brown 		}
4293388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
4294388e9c81SLen Brown 			scope = SCOPE_CPU;
4295388e9c81SLen Brown 			goto next;
4296388e9c81SLen Brown 		}
4297388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
4298388e9c81SLen Brown 			scope = SCOPE_CORE;
4299388e9c81SLen Brown 			goto next;
4300388e9c81SLen Brown 		}
4301388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
4302388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
4303388e9c81SLen Brown 			goto next;
4304388e9c81SLen Brown 		}
4305388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
4306388e9c81SLen Brown 			type = COUNTER_CYCLES;
4307388e9c81SLen Brown 			goto next;
4308388e9c81SLen Brown 		}
4309388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
4310388e9c81SLen Brown 			type = COUNTER_SECONDS;
4311388e9c81SLen Brown 			goto next;
4312388e9c81SLen Brown 		}
4313388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
4314388e9c81SLen Brown 			format = FORMAT_RAW;
4315388e9c81SLen Brown 			goto next;
4316388e9c81SLen Brown 		}
4317388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
4318388e9c81SLen Brown 			format = FORMAT_DELTA;
4319388e9c81SLen Brown 			goto next;
4320388e9c81SLen Brown 		}
4321388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
4322388e9c81SLen Brown 			format = FORMAT_PERCENT;
4323388e9c81SLen Brown 			goto next;
4324388e9c81SLen Brown 		}
4325388e9c81SLen Brown 
4326388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
4327388e9c81SLen Brown 			char *eos;
4328388e9c81SLen Brown 
4329388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
4330388e9c81SLen Brown 			if (eos)
4331388e9c81SLen Brown 				*eos = '\0';
4332388e9c81SLen Brown 			goto next;
4333388e9c81SLen Brown 		}
4334388e9c81SLen Brown 
4335388e9c81SLen Brown next:
4336388e9c81SLen Brown 		add_command = strchr(add_command, ',');
4337388e9c81SLen Brown 		if (add_command)
4338388e9c81SLen Brown 			add_command++;
4339388e9c81SLen Brown 
4340388e9c81SLen Brown 	}
4341388e9c81SLen Brown 	if (msr_num == 0) {
4342388e9c81SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX) required\n");
4343388e9c81SLen Brown 		fail++;
4344388e9c81SLen Brown 	}
4345388e9c81SLen Brown 
4346388e9c81SLen Brown 	/* generate default column header */
4347388e9c81SLen Brown 	if (*name_buffer == '\0') {
4348388e9c81SLen Brown 		if (format == FORMAT_RAW) {
4349388e9c81SLen Brown 			if (width == 32)
4350388e9c81SLen Brown 				sprintf(name_buffer, "msr%d", msr_num);
4351388e9c81SLen Brown 			else
4352388e9c81SLen Brown 				sprintf(name_buffer, "MSR%d", msr_num);
4353388e9c81SLen Brown 		} else if (format == FORMAT_DELTA) {
4354388e9c81SLen Brown 			if (width == 32)
4355388e9c81SLen Brown 				sprintf(name_buffer, "cnt%d", msr_num);
4356388e9c81SLen Brown 			else
4357388e9c81SLen Brown 				sprintf(name_buffer, "CNT%d", msr_num);
4358388e9c81SLen Brown 		} else if (format == FORMAT_PERCENT) {
4359388e9c81SLen Brown 			if (width == 32)
4360388e9c81SLen Brown 				sprintf(name_buffer, "msr%d%%", msr_num);
4361388e9c81SLen Brown 			else
4362388e9c81SLen Brown 				sprintf(name_buffer, "MSR%d%%", msr_num);
4363388e9c81SLen Brown 		}
4364388e9c81SLen Brown 	}
4365388e9c81SLen Brown 
4366388e9c81SLen Brown 	if (add_counter(msr_num, name_buffer, width, scope, type, format))
4367388e9c81SLen Brown 		fail++;
4368388e9c81SLen Brown 
4369388e9c81SLen Brown 	if (fail) {
4370388e9c81SLen Brown 		help();
4371388e9c81SLen Brown 		exit(1);
4372388e9c81SLen Brown 	}
4373388e9c81SLen Brown }
4374812db3f7SLen Brown /*
4375812db3f7SLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
4376812db3f7SLen Brown  * SHOW_LIST - show this list of counters, hide the rest
4377812db3f7SLen Brown  */
4378812db3f7SLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
4379812db3f7SLen Brown 
4380812db3f7SLen Brown int shown;
4381812db3f7SLen Brown /*
4382812db3f7SLen Brown  * parse_show_hide() - process cmdline to set default counter action
4383812db3f7SLen Brown  */
4384812db3f7SLen Brown void parse_show_hide(char *optarg, enum show_hide_mode new_mode)
4385812db3f7SLen Brown {
4386812db3f7SLen Brown 	/*
4387812db3f7SLen Brown 	 * --show: show only those specified
4388812db3f7SLen Brown 	 *  The 1st invocation will clear and replace the enabled mask
4389812db3f7SLen Brown 	 *  subsequent invocations can add to it.
4390812db3f7SLen Brown 	 */
4391812db3f7SLen Brown 	if (new_mode == SHOW_LIST) {
4392812db3f7SLen Brown 		if (shown == 0)
4393812db3f7SLen Brown 			bic_enabled = bic_lookup(optarg);
4394812db3f7SLen Brown 		else
4395812db3f7SLen Brown 			bic_enabled |= bic_lookup(optarg);
4396812db3f7SLen Brown 		shown = 1;
4397812db3f7SLen Brown 
4398812db3f7SLen Brown 		return;
4399812db3f7SLen Brown 	}
4400812db3f7SLen Brown 
4401812db3f7SLen Brown 	/*
4402812db3f7SLen Brown 	 * --hide: do not show those specified
4403812db3f7SLen Brown 	 *  multiple invocations simply clear more bits in enabled mask
4404812db3f7SLen Brown 	 */
4405812db3f7SLen Brown 	bic_enabled &= ~bic_lookup(optarg);
4406812db3f7SLen Brown }
4407812db3f7SLen Brown 
4408103a8feaSLen Brown void cmdline(int argc, char **argv)
4409103a8feaSLen Brown {
4410103a8feaSLen Brown 	int opt;
4411d8af6f5fSLen Brown 	int option_index = 0;
4412d8af6f5fSLen Brown 	static struct option long_options[] = {
4413388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
4414d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
4415d8af6f5fSLen Brown 		{"debug",	no_argument,		0, 'd'},
4416d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
4417d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
4418812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
4419d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
4420b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
4421d8af6f5fSLen Brown 		{"Package",	no_argument,		0, 'p'},
4422d8af6f5fSLen Brown 		{"processor",	no_argument,		0, 'p'},
4423812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
4424d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
4425d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
4426d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
4427d8af6f5fSLen Brown 		{0,		0,			0,  0 }
4428d8af6f5fSLen Brown 	};
4429103a8feaSLen Brown 
4430103a8feaSLen Brown 	progname = argv[0];
4431103a8feaSLen Brown 
4432b7d8c148SLen Brown 	while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v",
4433d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
4434103a8feaSLen Brown 		switch (opt) {
4435388e9c81SLen Brown 		case 'a':
4436388e9c81SLen Brown 			parse_add_command(optarg);
4437388e9c81SLen Brown 			break;
4438d8af6f5fSLen Brown 		case 'D':
4439d8af6f5fSLen Brown 			dump_only++;
44408e180f3cSLen Brown 			break;
4441d8af6f5fSLen Brown 		case 'd':
4442d8af6f5fSLen Brown 			debug++;
44432f32edf1SLen Brown 			break;
4444812db3f7SLen Brown 		case 'H':
4445812db3f7SLen Brown 			parse_show_hide(optarg, HIDE_LIST);
4446812db3f7SLen Brown 			break;
4447d8af6f5fSLen Brown 		case 'h':
4448d8af6f5fSLen Brown 		default:
4449d8af6f5fSLen Brown 			help();
4450d8af6f5fSLen Brown 			exit(1);
4451d8af6f5fSLen Brown 		case 'i':
44522a0609c0SLen Brown 			{
44532a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
44542a0609c0SLen Brown 
44552a0609c0SLen Brown 				if (interval < 0.001) {
4456b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
44572a0609c0SLen Brown 						interval);
44582a0609c0SLen Brown 					exit(2);
44592a0609c0SLen Brown 				}
44602a0609c0SLen Brown 
44612a0609c0SLen Brown 				interval_ts.tv_sec = interval;
44622a0609c0SLen Brown 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
44632a0609c0SLen Brown 			}
4464889facbeSLen Brown 			break;
44655c56be9aSDirk Brandewie 		case 'J':
44665c56be9aSDirk Brandewie 			rapl_joules++;
44675c56be9aSDirk Brandewie 			break;
4468b7d8c148SLen Brown 		case 'o':
4469b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
4470b7d8c148SLen Brown 			break;
4471d8af6f5fSLen Brown 		case 'P':
4472d8af6f5fSLen Brown 			show_pkg_only++;
4473d8af6f5fSLen Brown 			break;
4474d8af6f5fSLen Brown 		case 'p':
4475d8af6f5fSLen Brown 			show_core_only++;
4476d8af6f5fSLen Brown 			break;
4477812db3f7SLen Brown 		case 's':
4478812db3f7SLen Brown 			parse_show_hide(optarg, SHOW_LIST);
4479812db3f7SLen Brown 			break;
4480d8af6f5fSLen Brown 		case 'S':
4481d8af6f5fSLen Brown 			summary_only++;
4482d8af6f5fSLen Brown 			break;
4483d8af6f5fSLen Brown 		case 'T':
4484d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
4485d8af6f5fSLen Brown 			break;
4486d8af6f5fSLen Brown 		case 'v':
4487d8af6f5fSLen Brown 			print_version();
4488d8af6f5fSLen Brown 			exit(0);
4489d8af6f5fSLen Brown 			break;
4490103a8feaSLen Brown 		}
4491103a8feaSLen Brown 	}
4492103a8feaSLen Brown }
4493103a8feaSLen Brown 
4494103a8feaSLen Brown int main(int argc, char **argv)
4495103a8feaSLen Brown {
4496b7d8c148SLen Brown 	outf = stderr;
4497b7d8c148SLen Brown 
4498103a8feaSLen Brown 	cmdline(argc, argv);
4499103a8feaSLen Brown 
4500d8af6f5fSLen Brown 	if (debug)
4501d8af6f5fSLen Brown 		print_version();
4502103a8feaSLen Brown 
4503103a8feaSLen Brown 	turbostat_init();
4504103a8feaSLen Brown 
45053b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
45063b4d5c7fSAndy Shevchenko 	if (dump_only)
45073b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
45083b4d5c7fSAndy Shevchenko 
4509103a8feaSLen Brown 	/*
4510103a8feaSLen Brown 	 * if any params left, it must be a command to fork
4511103a8feaSLen Brown 	 */
4512103a8feaSLen Brown 	if (argc - optind)
4513103a8feaSLen Brown 		return fork_it(argv + optind);
4514103a8feaSLen Brown 	else
4515103a8feaSLen Brown 		turbostat_loop();
4516103a8feaSLen Brown 
4517103a8feaSLen Brown 	return 0;
4518103a8feaSLen Brown }
4519