x86: Move PCI IO ECS code to x86/pci
[linux-2.6] / arch / x86 / kernel / cpu / centaur_64.c
1 #include <linux/init.h>
2 #include <linux/smp.h>
3
4 #include <asm/cpufeature.h>
5 #include <asm/processor.h>
6
7 void __cpuinit early_init_centaur(struct cpuinfo_x86 *c)
8 {
9         if (c->x86 == 0x6 && c->x86_model >= 0xf)
10                 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
11 }
12
13 void __cpuinit init_centaur(struct cpuinfo_x86 *c)
14 {
15         /* Cache sizes */
16         unsigned n;
17
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;
23         }
24
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);
29         }
30         set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);
31 }