| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _ASM_POWERPC_TIMEX_H | |
| #define _ASM_POWERPC_TIMEX_H | |
| #ifdef __KERNEL__ | |
| /* | |
| * PowerPC architecture timex specifications | |
| */ | |
| #include <asm/cputable.h> | |
| #include <asm/reg.h> | |
| #define CLOCK_TICK_RATE 1024000 /* Underlying HZ */ | |
| typedef unsigned long cycles_t; | |
| static inline cycles_t get_cycles(void) | |
| { | |
| if (IS_ENABLED(CONFIG_BOOK3S_601)) | |
| return 0; | |
| return mftb(); | |
| } | |
| #endif /* __KERNEL__ */ | |
| #endif /* _ASM_POWERPC_TIMEX_H */ |