#ifndef ARCH_X86_H
#define ARCH_X86_H
-#define ARCH (arch_i386)
+static inline void do_cpuid(unsigned int *eax, unsigned int *ebx,
+ unsigned int *ecx, unsigned int *edx)
+{
+ asm volatile("xchgl %%ebx, %1\ncpuid\nxchgl %%ebx, %1"
+ : "=a" (*eax), "=r" (*ebx), "=c" (*ecx), "=d" (*edx)
+ : "0" (*eax)
+ : "memory");
+}
+
+#include "arch-x86-common.h"
+
+#define FIO_ARCH (arch_i386)
#ifndef __NR_ioprio_set
#define __NR_ioprio_set 289
#define __NR_sys_vmsplice 316
#endif
-#ifndef __NR_async_exec
-#define __NR_async_exec 325
-#define __NR_async_wait 326
-#define __NR_umem_add 327
-#define __NR_async_thread 328
-#endif
-
#define FIO_HUGE_PAGE 4194304
-#define FIO_HAVE_SYSLET
-
#define nop __asm__ __volatile__("rep;nop": : :"memory")
#define read_barrier() __asm__ __volatile__("": : :"memory")
#define write_barrier() __asm__ __volatile__("": : :"memory")
__asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
return bitmask;
}
-#define ARCH_HAVE_FFZ
-
-typedef struct {
- unsigned int lock;
-} spinlock_t;
-static inline void spin_lock(spinlock_t *lock)
+static inline unsigned long long get_cpu_clock(void)
{
- short inc = 0x0100;
-
- __asm__ __volatile__("xaddw %w0, %1\n"
- "1:\t"
- "cmpb %h0, %b0\n\t"
- "je 2f\n\t"
- "rep ; nop\n\t"
- "movb %1, %b0\n\t"
- "jmp 1b\n"
- "2:"
- : "+Q" (inc), "+m" (lock->lock)
- :
- : "memory", "cc");
-}
+ unsigned long long ret;
-static inline void spin_unlock(spinlock_t *lock)
-{
- __asm__ __volatile__("incb %0"
- : "+m" (lock->lock)
- :
- : "memory", "cc");
+ __asm__ __volatile__("rdtsc" : "=A" (ret));
+ return ret;
}
-#define __SPIN_LOCK_UNLOCKED { 0 }
+#define ARCH_HAVE_FFZ
+#define ARCH_HAVE_CPU_CLOCK
#endif