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9#ifndef __CPUPOWERUTILS_HELPERS__
10#define __CPUPOWERUTILS_HELPERS__
11
12#include <libintl.h>
13#include <locale.h>
14
15#include "helpers/bitmask.h"
16#include <cpupower.h>
17
18
19#ifdef NLS
20
21#define _(String) gettext(String)
22#ifndef gettext_noop
23#define gettext_noop(String) String
24#endif
25#define N_(String) gettext_noop(String)
26
27#else
28
29#define _(String) String
30#define N_(String) String
31
32#endif
33
34
35extern int run_as_root;
36extern int base_cpu;
37extern struct bitmask *cpus_chosen;
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39
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43
44
45
46#ifdef DEBUG
47extern int be_verbose;
48
49#define dprint(fmt, ...) { \
50 if (be_verbose) { \
51 fprintf(stderr, "%s: " fmt, \
52 __func__, ##__VA_ARGS__); \
53 } \
54 }
55#else
56static inline void dprint(const char *fmt, ...) { }
57#endif
58extern int be_verbose;
59
60
61
62enum cpupower_cpu_vendor {X86_VENDOR_UNKNOWN = 0, X86_VENDOR_INTEL,
63 X86_VENDOR_AMD, X86_VENDOR_HYGON, X86_VENDOR_MAX};
64
65#define CPUPOWER_CAP_INV_TSC 0x00000001
66#define CPUPOWER_CAP_APERF 0x00000002
67#define CPUPOWER_CAP_AMD_CPB 0x00000004
68#define CPUPOWER_CAP_PERF_BIAS 0x00000008
69#define CPUPOWER_CAP_HAS_TURBO_RATIO 0x00000010
70#define CPUPOWER_CAP_IS_SNB 0x00000020
71#define CPUPOWER_CAP_INTEL_IDA 0x00000040
72#define CPUPOWER_CAP_AMD_RDPRU 0x00000080
73#define CPUPOWER_CAP_AMD_HW_PSTATE 0x00000100
74#define CPUPOWER_CAP_AMD_PSTATEDEF 0x00000200
75#define CPUPOWER_CAP_AMD_CPB_MSR 0x00000400
76
77#define CPUPOWER_AMD_CPBDIS 0x02000000
78
79#define MAX_HW_PSTATES 10
80
81struct cpupower_cpu_info {
82 enum cpupower_cpu_vendor vendor;
83 unsigned int family;
84 unsigned int model;
85 unsigned int stepping;
86
87 unsigned long long caps;
88};
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97
98extern int get_cpu_info(struct cpupower_cpu_info *cpu_info);
99extern struct cpupower_cpu_info cpupower_cpu_info;
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103
104
105#if defined(__i386__) || defined(__x86_64__)
106
107#include <pci/pci.h>
108
109
110extern int read_msr(int cpu, unsigned int idx, unsigned long long *val);
111extern int write_msr(int cpu, unsigned int idx, unsigned long long val);
112
113extern int cpupower_intel_set_perf_bias(unsigned int cpu, unsigned int val);
114extern int cpupower_intel_get_perf_bias(unsigned int cpu);
115extern unsigned long long msr_intel_get_turbo_ratio(unsigned int cpu);
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117
118
119
120extern int amd_pci_get_num_boost_states(int *active, int *states);
121extern struct pci_dev *pci_acc_init(struct pci_access **pacc, int domain,
122 int bus, int slot, int func, int vendor,
123 int dev);
124extern struct pci_dev *pci_slot_func_init(struct pci_access **pacc,
125 int slot, int func);
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130
131extern int decode_pstates(unsigned int cpu, int boost_states,
132 unsigned long *pstates, int *no);
133
134
135
136extern int cpufreq_has_boost_support(unsigned int cpu, int *support,
137 int *active, int * states);
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139
140
141unsigned int cpuid_eax(unsigned int op);
142unsigned int cpuid_ebx(unsigned int op);
143unsigned int cpuid_ecx(unsigned int op);
144unsigned int cpuid_edx(unsigned int op);
145
146
147
148#else
149static inline int decode_pstates(unsigned int cpu, int boost_states,
150 unsigned long *pstates, int *no)
151{ return -1; };
152
153static inline int read_msr(int cpu, unsigned int idx, unsigned long long *val)
154{ return -1; };
155static inline int write_msr(int cpu, unsigned int idx, unsigned long long val)
156{ return -1; };
157static inline int cpupower_intel_set_perf_bias(unsigned int cpu, unsigned int val)
158{ return -1; };
159static inline int cpupower_intel_get_perf_bias(unsigned int cpu)
160{ return -1; };
161static inline unsigned long long msr_intel_get_turbo_ratio(unsigned int cpu)
162{ return 0; };
163
164
165
166static inline int cpufreq_has_boost_support(unsigned int cpu, int *support,
167 int *active, int * states)
168{ return -1; }
169
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171
172static inline unsigned int cpuid_eax(unsigned int op) { return 0; };
173static inline unsigned int cpuid_ebx(unsigned int op) { return 0; };
174static inline unsigned int cpuid_ecx(unsigned int op) { return 0; };
175static inline unsigned int cpuid_edx(unsigned int op) { return 0; };
176#endif
177
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180
181extern struct bitmask *online_cpus;
182extern struct bitmask *offline_cpus;
183
184void get_cpustate(void);
185void print_online_cpus(void);
186void print_offline_cpus(void);
187
188#endif
189