1/* 2 * This is included by init/main.c to check for architecture-dependent bugs. 3 * 4 * Copyright (C) 2007 Maciej W. Rozycki 5 * 6 * Needs: 7 * void check_bugs(void); 8 */ 9#ifndef _ASM_BUGS_H 10#define _ASM_BUGS_H 11 12#include <linux/bug.h> 13#include <linux/delay.h> 14#include <linux/smp.h> 15 16#include <asm/cpu.h> 17#include <asm/cpu-info.h> 18 19extern int daddiu_bug; 20 21extern void check_bugs64_early(void); 22 23extern void check_bugs32(void); 24extern void check_bugs64(void); 25 26static inline void check_bugs_early(void) 27{ 28#ifdef CONFIG_64BIT 29 check_bugs64_early(); 30#endif 31} 32 33static inline void check_bugs(void) 34{ 35 unsigned int cpu = smp_processor_id(); 36 37 cpu_data[cpu].udelay_val = loops_per_jiffy; 38 check_bugs32(); 39#ifdef CONFIG_64BIT 40 check_bugs64(); 41#endif 42} 43 44static inline int r4k_daddiu_bug(void) 45{ 46#ifdef CONFIG_64BIT 47 WARN_ON(daddiu_bug < 0); 48 return daddiu_bug != 0; 49#else 50 return 0; 51#endif 52} 53 54#endif /* _ASM_BUGS_H */ 55