| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * arch/arm/include/asm/timex.h |
| * |
| * Copyright (C) 1997,1998 Russell King |
| * |
| * Architecture Specific TIME specifications |
| */ |
| #ifndef _ASMARM_TIMEX_H |
| #define _ASMARM_TIMEX_H |
| |
| typedef unsigned long cycles_t; |
| // Temporary workaround until timex.h is cleaned up |
| bool delay_read_timer(unsigned long *t); |
| |
| #define get_cycles() ({ cycles_t c; delay_read_timer(&c) ? c : 0; }) |
| #define random_get_entropy() (((unsigned long)get_cycles()) ?: random_get_entropy_fallback()) |
| |
| #endif |