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git-svn-id: https://svn.code.sf.net/p/libcpuid/code/HEAD/libcpuid@14 3b4be424-7ac5-41d7-8526-f4ddcb85d872
This commit is contained in:
Veselin Georgiev 2008-11-18 13:39:07 +00:00
parent b888683df8
commit 7296fcc3b9
3 changed files with 30 additions and 6 deletions
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13
libcpuid/cpuid_main.c
View file

@ -179,9 +179,6 @@ static void load_features_common(struct cpu_raw_data_t* raw, struct cpu_id_t* da
const struct feature_map_t matchtable_ecx81[] = { const struct feature_map_t matchtable_ecx81[] = {
{ 0, CPU_FEATURE_LAHF_LM }, { 0, CPU_FEATURE_LAHF_LM },
}; };
const struct feature_map_t matchtable_edx87[] = {
{ 8, CPU_FEATURE_CONSTANT_TSC },
};
if (raw->basic_cpuid[0][0] >= 1) { if (raw->basic_cpuid[0][0] >= 1) {
match_features(matchtable_edx1, COUNT_OF(matchtable_edx1), raw->basic_cpuid[1][3], data); match_features(matchtable_edx1, COUNT_OF(matchtable_edx1), raw->basic_cpuid[1][3], data);
match_features(matchtable_ecx1, COUNT_OF(matchtable_ecx1), raw->basic_cpuid[1][2], data); match_features(matchtable_ecx1, COUNT_OF(matchtable_ecx1), raw->basic_cpuid[1][2], data);
@ -190,8 +187,6 @@ static void load_features_common(struct cpu_raw_data_t* raw, struct cpu_id_t* da
match_features(matchtable_edx81, COUNT_OF(matchtable_edx81), raw->ext_cpuid[1][3], data); match_features(matchtable_edx81, COUNT_OF(matchtable_edx81), raw->ext_cpuid[1][3], data);
match_features(matchtable_ecx81, COUNT_OF(matchtable_ecx81), raw->ext_cpuid[1][2], data); match_features(matchtable_ecx81, COUNT_OF(matchtable_ecx81), raw->ext_cpuid[1][2], data);
} }
if (raw->ext_cpuid[0][0] >= 7)
match_features(matchtable_edx87, COUNT_OF(matchtable_edx87), raw->ext_cpuid[7][3], data);
} }
static int cpuid_basic_identify(struct cpu_raw_data_t* raw, struct cpu_id_t* data) static int cpuid_basic_identify(struct cpu_raw_data_t* raw, struct cpu_id_t* data)
@ -470,6 +465,14 @@ const char* cpu_feature_str(cpu_feature_t feature)
{ CPU_FEATURE_SSE5, "sse5" }, { CPU_FEATURE_SSE5, "sse5" },
{ CPU_FEATURE_SKINIT, "skinit" }, { CPU_FEATURE_SKINIT, "skinit" },
{ CPU_FEATURE_WDT, "wdt" }, { CPU_FEATURE_WDT, "wdt" },
{ CPU_FEATURE_TS, "ts" },
{ CPU_FEATURE_FID, "fid" },
{ CPU_FEATURE_VID, "vid" },
{ CPU_FEATURE_TTP, "ttp" },
{ CPU_FEATURE_TM_AMD, "tm_amd" },
{ CPU_FEATURE_STC, "stc" },
{ CPU_FEATURE_100MHZSTEPS, "100mhzsteps" },
{ CPU_FEATURE_HWPSTATE, "hwpstate" },
{ CPU_FEATURE_CONSTANT_TSC, "constant_tsc" }, { CPU_FEATURE_CONSTANT_TSC, "constant_tsc" },
}; };
unsigned i, n = COUNT_OF(matchtable); unsigned i, n = COUNT_OF(matchtable);

10
libcpuid/libcpuid.h
View file

@ -294,6 +294,14 @@ enum _cpu_feature_t {
CPU_FEATURE_SSE5, /*!< SSE 5 instructions supported */ CPU_FEATURE_SSE5, /*!< SSE 5 instructions supported */
CPU_FEATURE_SKINIT, /*!< SKINIT / STGI supported */ CPU_FEATURE_SKINIT, /*!< SKINIT / STGI supported */
CPU_FEATURE_WDT, /*!< Watchdog timer support */ CPU_FEATURE_WDT, /*!< Watchdog timer support */
CPU_FEATURE_TS, /*!< Temperature sensor */
CPU_FEATURE_FID, /*!< Frequency ID control */
CPU_FEATURE_VID, /*!< Voltage ID control */
CPU_FEATURE_TTP, /*!< THERMTRIP */
CPU_FEATURE_TM_AMD, /*!< AMD-specified hardware thermal control */
CPU_FEATURE_STC, /*!< Software thermal control */
CPU_FEATURE_100MHZSTEPS,/*!< 100 MHz multiplier control */
CPU_FEATURE_HWPSTATE, /*!< Hardware P-state control */
CPU_FEATURE_CONSTANT_TSC, /*!< TSC ticks at constant rate */ CPU_FEATURE_CONSTANT_TSC, /*!< TSC ticks at constant rate */
// termination: // termination:
NUM_CPU_FEATURES, NUM_CPU_FEATURES,
@ -417,7 +425,7 @@ int cpu_identify(struct cpu_raw_data_t* raw, struct cpu_id_t* data);
* @param feature - the feature, whose textual representation is wanted. * @param feature - the feature, whose textual representation is wanted.
* @returns a constant string like "fpu", "tsc", "sse2", etc. * @returns a constant string like "fpu", "tsc", "sse2", etc.
* @note the names of the returned flags are compatible with those from * @note the names of the returned flags are compatible with those from
* /proc/cpuinfo in Linux. * /proc/cpuinfo in Linux, with the exception of `tm_amd'
*/ */
const char* cpu_feature_str(cpu_feature_t feature); const char* cpu_feature_str(cpu_feature_t feature);

13
libcpuid/recog_amd.c
View file

@ -175,10 +175,23 @@ static void load_amd_features(struct cpu_raw_data_t* raw, struct cpu_id_t* data)
{ 12, CPU_FEATURE_SKINIT }, { 12, CPU_FEATURE_SKINIT },
{ 13, CPU_FEATURE_WDT }, { 13, CPU_FEATURE_WDT },
}; };
const struct feature_map_t matchtable_edx87[] = {
{ 0, CPU_FEATURE_TS },
{ 1, CPU_FEATURE_FID },
{ 2, CPU_FEATURE_VID },
{ 3, CPU_FEATURE_TTP },
{ 4, CPU_FEATURE_TM_AMD },
{ 5, CPU_FEATURE_STC },
{ 6, CPU_FEATURE_100MHZSTEPS },
{ 7, CPU_FEATURE_HWPSTATE },
{ 8, CPU_FEATURE_CONSTANT_TSC },
};
if (raw->ext_cpuid[0][0] >= 1) { if (raw->ext_cpuid[0][0] >= 1) {
match_features(matchtable_edx81, COUNT_OF(matchtable_edx81), raw->ext_cpuid[1][3], data); match_features(matchtable_edx81, COUNT_OF(matchtable_edx81), raw->ext_cpuid[1][3], data);
match_features(matchtable_ecx81, COUNT_OF(matchtable_ecx81), raw->ext_cpuid[1][2], data); match_features(matchtable_ecx81, COUNT_OF(matchtable_ecx81), raw->ext_cpuid[1][2], data);
} }
if (raw->ext_cpuid[0][0] >= 7)
match_features(matchtable_edx87, COUNT_OF(matchtable_edx87), raw->ext_cpuid[7][3], data);
} }
static void decode_amd_cache_info(struct cpu_raw_data_t* raw, struct cpu_id_t* data) static void decode_amd_cache_info(struct cpu_raw_data_t* raw, struct cpu_id_t* data)