*
* This is used as a parameter in cpuid().
*
- * CPUID_VENDORID:
+ * %CPUID_VENDORID:
* The CPU's Vendor ID.
*
- * CPUID_PROCINFO_AND_FEATUREBITS:
+ * %CPUID_PROCINFO_AND_FEATUREBITS:
* Processor information and feature bits (SSE, etc.).
*
- * CPUID_CACHE_AND_TLBD_INFO
+ * %CPUID_CACHE_AND_TLBD_INFO
* Cache and TLBD Information.
+ * For AMD: Use CPUID_EXTENDED_L2_CACHE_FEATURES
*
- * CPUID_HIGHEST_EXTENDED_FUNCTION_SUPPORTED:
+ * %CPUID_HIGHEST_EXTENDED_FUNCTION_SUPPORTED:
* Highest extended function supported address.
* Can be like 0x80000008.
*
- * CPUID_EXTENDED_PROC_INFO_FEATURE_BITS:
+ * %CPUID_EXTENDED_PROC_INFO_FEATURE_BITS:
* Extended processor information and feature bits (64bit etc.)
*
- * CPUID_PROC_BRAND_STRING:
+ * %CPUID_PROC_BRAND_STRING:
* The Processor's brand string.
*
- * CPUID_L1_CACHE_AND_TLB_IDS:
+ * %CPUID_L1_CACHE_AND_TLB_IDS:
* L1 Cache and TLB Identifications.
+ * AMD Only.
*
- * CPUID_EXTENDED_L2_CACHE_FEATURES:
+ * %CPUID_EXTENDED_L2_CACHE_FEATURES:
* Extended L2 Cache features.
*
- * CPUID_ADV_POWER_MGT_INFO:
+ * %CPUID_ADV_POWER_MGT_INFO:
* Advaned power management information.
*
- * CPUID_VIRT_PHYS_ADDR_SIZES:
+ * %CPUID_VIRT_PHYS_ADDR_SIZES:
* Virtual and physical address sizes.
*/
CPUID_FEAT_ECX_OSXSAVE = 1 << 27,
CPUID_FEAT_ECX_AVX = 1 << 28,
+ CPUID_FEAT_ECX_ALL = CPUID_FEAT_ECX_SSE3 | CPUID_FEAT_ECX_PCLMUL | CPUID_FEAT_ECX_DTES64
+ | CPUID_FEAT_ECX_MONITOR | CPUID_FEAT_ECX_DS_CPL | CPUID_FEAT_ECX_VMX
+ | CPUID_FEAT_ECX_SMX | CPUID_FEAT_ECX_EST | CPUID_FEAT_ECX_TM2
+ | CPUID_FEAT_ECX_SSSE3 | CPUID_FEAT_ECX_CID | CPUID_FEAT_ECX_FMA
+ | CPUID_FEAT_ECX_CX16 | CPUID_FEAT_ECX_ETPRD | CPUID_FEAT_ECX_PDCM
+ | CPUID_FEAT_ECX_DCA | CPUID_FEAT_ECX_SSE4_1 | CPUID_FEAT_ECX_SSE4_2
+ | CPUID_FEAT_ECX_x2APIC | CPUID_FEAT_ECX_MOVBE | CPUID_FEAT_ECX_POPCNT
+ | CPUID_FEAT_ECX_AES | CPUID_FEAT_ECX_XSAVE | CPUID_FEAT_ECX_OSXSAVE
+ | CPUID_FEAT_ECX_AVX,
+
CPUID_FEAT_EDX_FPU = 1 << 0,
CPUID_FEAT_EDX_VME = 1 << 1,
CPUID_FEAT_EDX_DE = 1 << 2,
CPUID_FEAT_EDX_HTT = 1 << 28,
CPUID_FEAT_EDX_TM1 = 1 << 29,
CPUID_FEAT_EDX_IA64 = 1 << 30,
- CPUID_FEAT_EDX_PBE = 1 << 31
+ CPUID_FEAT_EDX_PBE = 1 << 31,
+
+ CPUID_FEAT_EDX_ALL = CPUID_FEAT_EDX_FPU | CPUID_FEAT_EDX_VME | CPUID_FEAT_EDX_DE
+ | CPUID_FEAT_EDX_PSE | CPUID_FEAT_EDX_TSC | CPUID_FEAT_EDX_MSR
+ | CPUID_FEAT_EDX_PAE | CPUID_FEAT_EDX_MCE | CPUID_FEAT_EDX_CX8
+ | CPUID_FEAT_EDX_APIC | CPUID_FEAT_EDX_SEP | CPUID_FEAT_EDX_MTRR
+ | CPUID_FEAT_EDX_PGE | CPUID_FEAT_EDX_MCA | CPUID_FEAT_EDX_CMOV
+ | CPUID_FEAT_EDX_PAT | CPUID_FEAT_EDX_PSE36 | CPUID_FEAT_EDX_PSN
+ | CPUID_FEAT_EDX_CLF | CPUID_FEAT_EDX_DTES | CPUID_FEAT_EDX_ACPI
+ | CPUID_FEAT_EDX_MMX | CPUID_FEAT_EDX_FXSR | CPUID_FEAT_EDX_SSE
+ | CPUID_FEAT_EDX_SSE2 | CPUID_FEAT_EDX_SS | CPUID_FEAT_EDX_HTT
+ | CPUID_FEAT_EDX_TM1 | CPUID_FEAT_EDX_IA64 | CPUID_FEAT_EDX_PBE
};
typedef enum cputype {
* buf[2]: Family
* buf[3]: Extended Model
* buf[4]: Extended Family
- * buf[5] and buf[6]:
- * Feature flags
- * buf[7]: Brand Index
- * buf[8]: CL Flush Line Size
- * buf[9]: Logical Processors
- * buf[10]: Initial APICID
+ * buf[5]: Brand Index
+ * buf[6]: CL Flush Line Size
+ * buf[7]: Logical Processors
+ * buf[8]: Initial APICID
*
* For CPUID_L1_CACHE_AND_TLB_IDS:
- * buf[0]: (eax):
- * - 7..0 Number of times to exec cpuid to get all descriptors.
- * - 15..8 Instruction TLB: 4K Pages, 4-way set associtive, 128 entries.
- * - 23..16 Data TLB: 4k Pages, 4-way set associtive, 128 entries.
- * - 24..31 Instruction TLB: 4K Pages, 4-way set associtive, 2 entries.
- * buf[1]: (ebx):
- * - 7..0 64-byte prefetching
- * - 8..31 Null descriptor
- * buf[2]: (ecx):
- * - 0..31 Null descriptor
- * buf[3]: (edx):
- * - 7..0 2nd-level cache, 2M, 8-way set associtive, 64-byte line size
- * - 15..8 1st-level instruction cache: 32K, 8-way set associtive, 64 byte line size
- * - 16..23 Data TLB: 4M Pages, 4-way set associtive, 8 entires.
- * - 24..31 1st-level data cache: 32K, 8-way set associtive, 64 byte line size
+ * buf[0] to buf[3]: 2M+4M page TLB info
+ * 0: Inst count
+ * 1: Inst Assoc
+ * 2: Data Count
+ * 3: Data Assoc
+ * buf[4] to buf[7]: 4k page TLB info
+ * 0: Inst count
+ * 1: Inst Assoc
+ * 2: Data Count
+ * 3: Data Assoc
+ * buf[8] to buf[11]: L1 data cache information
+ * 0: Line Size
+ * 1: LinesPerTag
+ * 2: Associativity
+ * 3: CacheSize
+ * buf[12] to buf[15]: L1 instruction cache info
+ * 0: Line Size
+ * 1: LinesPerTag
+ * 2: Associativity
+ * 3: CacheSize
*
* For CPUID_HIGHEST_EXTENDED_FUNCTION_SUPPORTED:
* Returns the highest supported function in *buf (expects an integer ofc)
*/
void cpuid(cpuid_t info, uint32_t *buf);
+/**
+ * cpuid_write_info - Write specified CPU information to a file.
+ * @info: Bit set of information to write.
+ * @featureset: Bit set of features to write.
+ * @outfile: Output filename (Max 256).
+ *
+ * If @outfile is NULL, a name is choosen in the following format:
+ * CPUVENDOR_PROCESSORBRAND.cpuid
+ *
+ * Returns true on success, false otherwise.
+ *
+ * Example usage:
+ * if (!cpuid_write_info(CPUID_VENDORID | CPUID_PROC_BRAND_STRING,
+ * CPUID_FEAT_ECX_SSE3 | CPUID_FEAT_EDX_FPU,
+ * "cpuinfo.cpuid"))
+ * ... error ...
+ */
+bool cpuid_write_info(uint32_t info, uint32_t featureset, const char *outfile);
+
/**
* cpuid_test_feature - Test if @feature is available
*
#else
#include <ccan/build_assert/build_assert.h>
-#define cpuid_get_cpu_type() BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_get_cpu_type_string() BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_get_cpu_type() BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_get_cpu_type_string() BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_is_supported() BUILD_ASSERT_OR_ZERO(0)
-#define cpuid(info, buf) BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_is_supported() BUILD_ASSERT_OR_ZERO(0)
+#define cpuid(info, buf) BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_write_info(info, featureset, outfile) BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_highest_ext_func_supported() BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_test_feature(feature) BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_has_ecxfeature(feature) BUILD_ASSERT_OR_ZERO(0)
-#define cpuid_has_edxfeature(feature) BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_highest_ext_func_supported() BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_test_feature(feature) BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_has_ecxfeature(feature) BUILD_ASSERT_OR_ZERO(0)
+#define cpuid_has_edxfeature(feature) BUILD_ASSERT_OR_ZERO(0)
#endif
#endif
projects / ccan / blobdiff