bionic/libc/kernel/arch-x86/asm/msr.h
2008-12-17 18:03:48 -08:00

55 lines
2.2 KiB
C

/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef __ASM_X86_MSR_H_
#define __ASM_X86_MSR_H_
#include <asm/msr-index.h>
#ifndef __ASSEMBLY__
#include <linux/types.h>
#endif
#ifdef __i386__
#else
#ifndef __ASSEMBLY__
#include <linux/errno.h>
#define rdmsr(msr,val1,val2) __asm__ __volatile__("rdmsr" : "=a" (val1), "=d" (val2) : "c" (msr))
#define rdmsrl(msr,val) do { unsigned long a__,b__; __asm__ __volatile__("rdmsr" : "=a" (a__), "=d" (b__) : "c" (msr)); val = a__ | (b__<<32); } while(0)
#define wrmsr(msr,val1,val2) __asm__ __volatile__("wrmsr" : : "c" (msr), "a" (val1), "d" (val2))
#define wrmsrl(msr,val) wrmsr(msr,(__u32)((__u64)(val)),((__u64)(val))>>32)
#define rdtsc(low,high) __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high))
#define rdtscl(low) __asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx")
#define rdtscp(low,high,aux) __asm__ __volatile__ (".byte 0x0f,0x01,0xf9" : "=a" (low), "=d" (high), "=c" (aux))
#define rdtscll(val) do { unsigned int __a,__d; __asm__ __volatile__("rdtsc" : "=a" (__a), "=d" (__d)); (val) = ((unsigned long)__a) | (((unsigned long)__d)<<32); } while(0)
#define rdtscpll(val, aux) do { unsigned long __a, __d; __asm__ __volatile__ (".byte 0x0f,0x01,0xf9" : "=a" (__a), "=d" (__d), "=c" (aux)); (val) = (__d << 32) | __a; } while (0)
#define write_tsc(val1,val2) wrmsr(0x10, val1, val2)
#define write_rdtscp_aux(val) wrmsr(0xc0000103, val, 0)
#define rdpmc(counter,low,high) __asm__ __volatile__("rdpmc" : "=a" (low), "=d" (high) : "c" (counter))
#endif
#endif
#endif