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Add ia64_get_cpuid().

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This commit is contained in:
dfr 2001-09-18 15:21:18 +00:00
parent b86875b944
commit 915ac6e38a
1 changed files with 12 additions and 0 deletions
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12
sys/ia64/include/ia64_cpu.h
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@ -446,6 +446,18 @@ ia64_set_rr(u_int64_t rrbase, u_int64_t v)
__asm __volatile("mov rr[%0]=%1" :: "r"(rrbase), "r"(v) : "memory");
}
/*
* Read a CPUID register.
*/
static __inline u_int64_t
ia64_get_cpuid(int i)
{
u_int64_t result;
__asm __volatile("mov %0=cpuid[%1]"
: "=r" (result) : "r"(i));
return result;
}
#endif
#endif /* _MACHINE_IA64_CPU_H_ */