| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef _ASM_X86_TIMEX_H |
| 3 | #define _ASM_X86_TIMEX_H |
| 4 | |
| 5 | #include <asm/processor.h> |
| 6 | #include <asm/tsc.h> |
| 7 | |
| 8 | static inline unsigned long random_get_entropy(void) |
| 9 | { |
| 10 | if (!IS_ENABLED(CONFIG_X86_TSC) && |
| 11 | !cpu_feature_enabled(X86_FEATURE_TSC)) |
| 12 | return random_get_entropy_fallback(); |
| 13 | return rdtsc(); |
| 14 | } |
| 15 | #define random_get_entropy random_get_entropy |
| 16 | |
| 17 | /* Assume we use the PIT time source for the clock tick */ |
| 18 | #define CLOCK_TICK_RATE PIT_TICK_RATE |
| 19 | |
| 20 | #define ARCH_HAS_READ_CURRENT_TIMER |
| 21 | |
| 22 | #endif /* _ASM_X86_TIMEX_H */ |
| 23 |