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 */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * This is included by init/main.c to check for architecture-dependent bugs.
 4 *
 5 * Copyright (C) 2007  Maciej W. Rozycki
 6 *
 7 * Needs:
 8 *	void check_bugs(void);
 9 */
10#ifndef _ASM_BUGS_H
11#define _ASM_BUGS_H
12
13#include <linux/bug.h>
14#include <linux/delay.h>
15#include <linux/smp.h>
16
17#include <asm/cpu.h>
18#include <asm/cpu-info.h>
19
20extern int daddiu_bug;
21
22extern void check_bugs64_early(void);
23
24extern void check_bugs32(void);
25extern void check_bugs64(void);
26
27static inline void check_bugs_early(void)
28{
29	if (IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
30		check_bugs64_early();
 
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
40	if (IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
41		check_bugs64();
42}
43
44static inline int r4k_daddiu_bug(void)
45{
46	if (!IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
47		return 0;
48
49	WARN_ON(daddiu_bug < 0);
50	return daddiu_bug != 0;
 
 
 
51}
52
53#endif /* _ASM_BUGS_H */