55 lines
905 B
C
55 lines
905 B
C
|
/*
|
||
|
|
* This is included by init/main.c to check for architecture-dependent bugs.
|
||
|
|
*
|
||
|
|
* Copyright (C) 2007 Maciej W. Rozycki
|
||
|
|
*
|
||
|
|
* Needs:
|
||
|
|
* void check_bugs(void);
|
||
|
|
*/
|
||
|
|
#ifndef _ASM_BUGS_H
|
||
|
|
#define _ASM_BUGS_H
|
||
|
|
|
||
|
|
#include <linux/bug.h>
|
||
|
|
#include <linux/delay.h>
|
||
|
|
#include <linux/smp.h>
|
||
|
|
|
||
|
|
#include <asm/cpu.h>
|
||
|
|
#include <asm/cpu-info.h>
|
||
|
|
|
||
|
|
extern int daddiu_bug;
|
||
|
|
|
||
|
|
extern void check_bugs64_early(void);
|
||
|
|
|
||
|
|
extern void check_bugs32(void);
|
||
|
|
extern void check_bugs64(void);
|
||
|
|
|
||
|
|
static inline void check_bugs_early(void)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_64BIT
|
||
|
|
check_bugs64_early();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void check_bugs(void)
|
||
|
|
{
|
||
|
|
unsigned int cpu = smp_processor_id();
|
||
|
|
|
||
|
|
cpu_data[cpu].udelay_val = loops_per_jiffy;
|
||
|
|
check_bugs32();
|
||
|
|
#ifdef CONFIG_64BIT
|
||
|
|
check_bugs64();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int r4k_daddiu_bug(void)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_64BIT
|
||
|
|
WARN_ON(daddiu_bug < 0);
|
||
|
|
return daddiu_bug != 0;
|
||
|
|
#else
|
||
|
|
return 0;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* _ASM_BUGS_H */
|