projects / fio.git / blame
| Commit | Line | Data |
|---|---|---|
| ebac4655 JA |
1 | #ifndef ARCH_X86_H |
| 2 | #define ARCH_X86_H | |
| 3 | ||
| 934f42ef JA |
4 | #ifndef __NR_sys_io_uring_setup |
| 5 | #define __NR_sys_io_uring_setup 387 | |
| 6 | #endif | |
| 7 | #ifndef __NR_sys_io_uring_enter | |
| 8 | #define __NR_sys_io_uring_enter 388 | |
| 9 | #endif | |
| 10 | #ifndef __NR_sys_io_uring_register | |
| 11 | #define __NR_sys_io_uring_register 389 | |
| 12 | #endif | |
| 13 | ||
| 6b13c710 JA |
14 | static inline void do_cpuid(unsigned int *eax, unsigned int *ebx, |
| 15 | unsigned int *ecx, unsigned int *edx) | |
| 16 | { | |
| 17 | asm volatile("xchgl %%ebx, %1\ncpuid\nxchgl %%ebx, %1" | |
| 18 | : "=a" (*eax), "=r" (*ebx), "=c" (*ecx), "=d" (*edx) | |
| 19 | : "0" (*eax) | |
| 20 | : "memory"); | |
| 21 | } | |
| 22 | ||
| c473a9bd | 23 | #include "arch-x86-common.h" /* IWYU pragma: export */ |
| fa80feae | 24 | |
| e12f4ede | 25 | #define FIO_ARCH (arch_x86) |
| ebac4655 | 26 | |
| cb25df61 JA |
27 | #define FIO_HUGE_PAGE 4194304 |
| 28 | ||
| db6defc7 | 29 | #define nop __asm__ __volatile__("rep;nop": : :"memory") |
| 44c47feb JA |
30 | #define read_barrier() __asm__ __volatile__("": : :"memory") |
| 31 | #define write_barrier() __asm__ __volatile__("": : :"memory") | |
| ebac4655 | 32 | |
| 8f7e39dd JA |
33 | static inline unsigned long arch_ffz(unsigned long bitmask) |
| 34 | { | |
| 35 | __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask)); | |
| 36 | return bitmask; | |
| 37 | } | |
| c223da83 JA |
38 | |
| 39 | static inline unsigned long long get_cpu_clock(void) | |
| 40 | { | |
| 6eb9d1b9 | 41 | unsigned long long ret; |
| c223da83 JA |
42 | |
| 43 | __asm__ __volatile__("rdtsc" : "=A" (ret)); | |
| 44 | return ret; | |
| 45 | } | |
| 46 | ||
| 8f7e39dd | 47 | #define ARCH_HAVE_FFZ |
| c223da83 | 48 | #define ARCH_HAVE_CPU_CLOCK |
| 934f42ef | 49 | #define ARCH_HAVE_IOURING |
| 8f7e39dd | 50 | |
| ebac4655 | 51 | #endif |