1 #include <linux/init.h>
4 #include <asm/cpufeature.h>
5 #include <asm/processor.h>
7 void __cpuinit early_init_centaur(struct cpuinfo_x86 *c)
9 if (c->x86 == 0x6 && c->x86_model >= 0xf)
10 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
13 void __cpuinit init_centaur(struct cpuinfo_x86 *c)
18 n = c->extended_cpuid_level;
19 if (n >= 0x80000008) {
20 unsigned eax = cpuid_eax(0x80000008);
21 c->x86_virt_bits = (eax >> 8) & 0xff;
22 c->x86_phys_bits = eax & 0xff;
25 if (c->x86 == 0x6 && c->x86_model >= 0xf) {
26 c->x86_cache_alignment = c->x86_clflush_size * 2;
27 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
28 set_cpu_cap(c, X86_FEATURE_REP_GOOD);
30 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);