CPU_VIRT_PHYS_ADDR_SIZES = 0x80000008
} cpuid_t;
-/**
- * enum cpufeature
- *
- * This is used by cpuid_has_feature().
- *
- * CF_MMX:
- * Test for MMX support.
- *
- * CF_SSE*:
- * Test for SSE* support.
- *
- * CF_AVX:
- * Test for AVX support.
- *
- * CF_FMA:
- * Test for FMA support.
- */
-
-typedef enum cpufeature {
- CF_MMX = 1 << 23,
- CF_SSE = 1 << 25,
- CF_SSE2 = 1 << 26,
- CF_SSE3 = 1 << 0,
-
- CF_SSSE3 = 1 << 9,
- CF_SSE41 = 1 << 19,
- CF_SSE42 = 1 << 20,
-
- CF_AVX = 1 << 28,
- CF_FMA = 1 << 12
-} cpufeature_t;
-
-/**
- * enum cpuextfeature - Test for an extended feature provided by the CPU
- *
- * This is used by cpuid_has_ext_feature()
- *
- * CEF_x64:
- * Test for 64-bits.
- *
- * CEF_SSE4a:
- * CEF_FMA4:
- * CEF_XOP:
- * Test for SSE4a/FMA4/XOP
- */
-typedef enum cpuextfeature {
- CEF_x64 = 1 << 29,
- CEF_SSE4a = 1 << 6,
- CEF_FMA4 = 1 << 16,
- CEF_XOP = 1 << 11
-} cpuextfeature_t;
+#define CF_MMX 0
+#define CF_SSE 1
+#define CF_SSE2 2
+#define CF_SSE3 3
+#define CF_FPU 4
+#define CF_TSC 5
+#define CF_MSR 6
+#define CF_SSSE3 7
+#define CF_AVX 8
+#define CF_FMA 9
+
+#define CEF_x64 10
+#define CEF_FPU 11
+#define CEF_DE 12
+#define CEF_SYSCALLRET 13
+#define CEF_CMOV 14
+#define CEF_SSE4a 15
+#define CEF_FMA4 16
+#define CEF_XOP 17
-/**
- * enum cputype - CPU type
- *
- * Warning, do not change this order or odd stuff may happen.
- */
typedef enum cputype {
CT_NONE,
CT_AMDK5,
} cputype_t;
/**
- * get_cpu_type - Get CPU Type
+ * cpuid_get_cpu_type - Get CPU Type
*
* Returns the CPU Type as cputype_t.
+ *
+ * See also: cpuid_get_cpu_type_string()
*/
-cputype_t get_cpu_type(void);
+cputype_t cpuid_get_cpu_type(void);
/**
- * get_cpu_type_string - Get CPU Type string
+ * cpuid_get_cpu_type_string - Get CPU Type string
*
* Returns the CPU type string based off cputype_t.
*/
-const char *get_cpu_type_string(const cputype_t cputype);
+const char *cpuid_get_cpu_type_string(const cputype_t cputype);
/**
* cpuid_is_supported - test if the CPUID instruction is supported
int cpuid_is_supported(void);
/**
- * highest_ext_func_supported - Get the highest extended function supported
+ * cpuid_highest_ext_func_supported - Get the highest extended function supported
*
*
* Returns the highest extended function supported.
*
* See also: cpuid()
*/
-int highest_ext_func_supported(void);
+int cpuid_highest_ext_func_supported(void);
/**
* cpuid - Get Some information from the CPU.
/**
* cpuid_has_feature - Test if @feature is supported
*
- * Test if the CPU supports MMX/SSE* etc
+ * Test if the CPU supports MMX/SSE* etc.
+ * For the extended parameter, usually you want to pass it as
+ * 0 if you're not passing CEF_*.
*
- * Returns 1 if the feature is available, 0 otherwise.
- */
-#define cpuid_has_mmx() cpuid_has_feature(CF_MMX)
-#define cpuid_has_sse() cpuid_has_feature(CF_SSE)
-#define cpuid_has_sse2() cpuid_has_feature(CF_SSE2)
-#define cpuid_has_sse3() cpuid_has_feature(CF_SSE3)
-#define cpuid_has_ssse3() cpuid_has_feature(CF_SSSE3)
-#define cpuid_has_sse41() cpuid_has_feature(CF_SSE41)
-#define cpuid_has_sse42() cpuid_has_feature(CF_SSE42)
-#define cpuid_has_avx() cpuid_has_feature(CF_AVX)
-#define cpuid_has_fma() cpuid_has_feature(CF_FMA)
-int cpuid_has_feature(cpufeature_t feature);
-
-/**
- * cpuid_has_ext_feature - Test if @extfeature is an extended feature
- * that's supported by the CPU.
- *
- * Test if the CPU supports this extended feature.
+ * For more information about the CPU extended features, have a look
+ * at:
+ * http://en.wikipedia.org/wiki/CPUID
*
- * Returns 1 if available, 0 otherwise.
+ * Returns 1 if the feature is available, 0 otherwise.
*/
-#define cpuid_has_x64() cpuid_has_ext_feature(CEF_x64)
-#define cpuid_has_sse4a() cpuid_has_ext_feature(CEF_SSE4a)
-#define cpuid_has_fma4() cpuid_has_ext_feature(CEF_FMA4)
-#define cpuid_has_xop() cpuid_has_ext_feature(CEF_XOP)
-int cpuid_has_ext_feature(cpuextfeature_t extfeature);
+#define cpuid_has_mmx() cpuid_has_feature(CF_MMX, 0)
+#define cpuid_has_sse() cpuid_has_feature(CF_SSE, 0)
+#define cpuid_has_sse2() cpuid_has_feature(CF_SSE2, 0)
+#define cpuid_has_sse3() cpuid_has_feature(CF_SSE3, 0)
+#define cpuid_has_ssse3() cpuid_has_feature(CF_SSSE3, 0)
+#define cpuid_has_avx() cpuid_has_feature(CF_AVX, 0)
+#define cpuid_has_fma() cpuid_has_feature(CF_FMA, 0)
+#define cpuid_has_x64() cpuid_has_feature(CEF_x64, 1)
+#define cpuid_has_sse4a() cpuid_has_feature(CEF_SSE4a, 1)
+#define cpuid_has_fma4() cpuid_has_feature(CEF_FMA4, 1)
+#define cpuid_has_xop() cpuid_has_feature(CEF_XOP, 1)
+int cpuid_has_feature(int feature, int extended);
#endif