1 #include <linux/init.h>
4 #include <asm/cpufeature.h>
5 #include <asm/processor.h>
9 static void __cpuinit
early_init_centaur(struct cpuinfo_x86
*c
)
11 if (c
->x86
== 0x6 && c
->x86_model
>= 0xf)
12 set_cpu_cap(c
, X86_FEATURE_CONSTANT_TSC
);
14 set_cpu_cap(c
, X86_FEATURE_SYSENTER32
);
17 static void __cpuinit
init_centaur(struct cpuinfo_x86
*c
)
19 early_init_centaur(c
);
21 if (c
->x86
== 0x6 && c
->x86_model
>= 0xf) {
22 c
->x86_cache_alignment
= c
->x86_clflush_size
* 2;
23 set_cpu_cap(c
, X86_FEATURE_REP_GOOD
);
25 set_cpu_cap(c
, X86_FEATURE_LFENCE_RDTSC
);
28 static const struct cpu_dev centaur_cpu_dev __cpuinitconst
= {
29 .c_vendor
= "Centaur",
30 .c_ident
= { "CentaurHauls" },
31 .c_early_init
= early_init_centaur
,
32 .c_init
= init_centaur
,
33 .c_x86_vendor
= X86_VENDOR_CENTAUR
,
36 cpu_dev_register(centaur_cpu_dev
);