22 lines
546 B
C
22 lines
546 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_TIMEX_H
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#define _ASM_X86_TIMEX_H
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#include <asm/processor.h>
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#include <asm/tsc.h>
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static inline unsigned long random_get_entropy(void)
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{
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if (!IS_ENABLED(CONFIG_X86_TSC) &&
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!cpu_feature_enabled(X86_FEATURE_TSC))
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return random_get_entropy_fallback();
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return rdtsc();
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}
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#define random_get_entropy random_get_entropy
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/* Assume we use the PIT time source for the clock tick */
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#define CLOCK_TICK_RATE PIT_TICK_RATE
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#define ARCH_HAS_READ_CURRENT_TIMER
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#endif /* _ASM_X86_TIMEX_H */
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