OpenCloudOS-Kernel/include/asm-sh/bugs.h

59 lines
1009 B
C

#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>
static void __init check_bugs(void)
{
extern char *get_cpu_subtype(void);
extern unsigned long loops_per_jiffy;
char *p= &init_utsname()->machine[2]; /* "sh" */
cpu_data->loops_per_jiffy = loops_per_jiffy;
switch (cpu_data->type) {
case CPU_SH7604 ... CPU_SH7619:
*p++ = '2';
break;
case CPU_SH7206:
*p++ = '2';
*p++ = 'a';
break;
case CPU_SH7705 ... CPU_SH7300:
*p++ = '3';
break;
case CPU_SH7750 ... CPU_SH4_501:
*p++ = '4';
break;
case CPU_SH7770 ... CPU_SH7785:
*p++ = '4';
*p++ = 'a';
break;
default:
*p++ = '?';
*p++ = '!';
break;
}
printk("CPU: %s\n", get_cpu_subtype());
#ifndef __LITTLE_ENDIAN__
/* 'eb' means 'Endian Big' */
*p++ = 'e';
*p++ = 'b';
#endif
*p = '\0';
}
#endif /* __ASM_SH_BUGS_H */