diff options
Diffstat (limited to 'src/arch/x86/lib')
| -rw-r--r-- | src/arch/x86/lib/cpu.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/arch/x86/lib/cpu.c b/src/arch/x86/lib/cpu.c index a7f7b322c0..fac523f902 100644 --- a/src/arch/x86/lib/cpu.c +++ b/src/arch/x86/lib/cpu.c @@ -31,9 +31,8 @@ static inline int flag_is_changeable_p(uint32_t flag) return ((f1^f2) & flag) != 0; } - /* Probe for the CPUID instruction */ -static int have_cpuid_p(void) +int cpu_have_cpuid(void) { return flag_is_changeable_p(X86_EFLAGS_ID); } @@ -141,7 +140,7 @@ static int cpu_cpuid_extended_level(void) int cpu_phys_address_size(void) { - if (!(have_cpuid_p())) + if (!(cpu_have_cpuid())) return 32; if (cpu_cpuid_extended_level() >= 0x80000008) @@ -159,7 +158,7 @@ static void identify_cpu(struct device *cpu) vendor_name[0] = '\0'; /* Unset */ /* Find the id and vendor_name */ - if (!have_cpuid_p()) { + if (!cpu_have_cpuid()) { /* Its a 486 if we can modify the AC flag */ if (flag_is_changeable_p(X86_EFLAGS_AC)) { cpu->device = 0x00000400; /* 486 */ @@ -175,7 +174,7 @@ static void identify_cpu(struct device *cpu) memcpy(vendor_name, "NexGenDriven", 13); } } - if (have_cpuid_p()) { + if (cpu_have_cpuid()) { int cpuid_level; struct cpuid_result result; result = cpuid(0x00000000); |