1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * arch/arm/include/asm/timex.h
4 *
5 * Copyright (C) 1997,1998 Russell King
6 *
7 * Architecture Specific TIME specifications
8 */
9 #ifndef _ASMARM_TIMEX_H
10 #define _ASMARM_TIMEX_H
11
12 typedef unsigned long cycles_t;
13 #define get_cycles() ({ cycles_t c; read_current_timer(&c) ? 0 : c; })
14 #define random_get_entropy() (((unsigned long)get_cycles()) ?: random_get_entropy_fallback())
15
16 #endif
17
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