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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_BUGS_H
#define __ASM_SH_BUGS_H
/*
* This is included by init/main.c to check for architecture-dependent bugs.
*
* Needs:
* void check_bugs(void);
*/
/*
* I don't know of any Super-H bugs yet.
*/
#include <asm/processor.h>
extern void select_idle_routine(void);
static void __init check_bugs(void)
{
extern unsigned long loops_per_jiffy;
char *p = &init_utsname()->machine[2]; /* "sh" */
select_idle_routine();
current_cpu_data.loops_per_jiffy = loops_per_jiffy;
switch (current_cpu_data.family) {
case CPU_FAMILY_SH2:
*p++ = '2';
break;
case CPU_FAMILY_SH2A:
*p++ = '2';
*p++ = 'a';
break;
case CPU_FAMILY_SH3:
*p++ = '3';
break;
case CPU_FAMILY_SH4:
*p++ = '4';
break;
case CPU_FAMILY_SH4A:
*p++ = '4';
*p++ = 'a';
break;
case CPU_FAMILY_SH4AL_DSP:
*p++ = '4';
*p++ = 'a';
*p++ = 'l';
*p++ = '-';
*p++ = 'd';
*p++ = 's';
*p++ = 'p';
break;
case CPU_FAMILY_SH5:
*p++ = '6';
*p++ = '4';
break;
case CPU_FAMILY_UNKNOWN:
/*
* Specifically use CPU_FAMILY_UNKNOWN rather than
* default:, so we're able to have the compiler whine
* about unhandled enumerations.
*/
break;
}
printk("CPU: %s\n", get_cpu_subtype(¤t_cpu_data));
#ifndef __LITTLE_ENDIAN__
/* 'eb' means 'Endian Big' */
*p++ = 'e';
*p++ = 'b';
#endif
*p = '\0';
}
#endif /* __ASM_SH_BUGS_H */
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