include/asm-sh/bugs.h

   1 #ifndef __ASM_SH_BUGS_H
   2 #define __ASM_SH_BUGS_H
   3
   4 /*
   5  * This is included by init/main.c to check for architecture-dependent bugs.
   6  *
   7  * Needs:
   8  *      void check_bugs(void);
   9  */
  10
  11 /*
  12  * I don't know of any Super-H bugs yet.
  13  */
  14
  15 #include <asm/processor.h>
  16
  17 static void __init check_bugs(void)
  18 {
  19         extern char *get_cpu_subtype(void);
  20         extern unsigned long loops_per_jiffy;
  21         char *p= &init_utsname()->machine[2]; /* "sh" */
  22
  23         cpu_data->loops_per_jiffy = loops_per_jiffy;
  24
  25         switch (cpu_data->type) {
  26         case CPU_SH7604:
  27                 *p++ = '2';
  28                 break;
  29         case CPU_SH7705 ... CPU_SH7300:
  30                 *p++ = '3';
  31                 break;
  32         case CPU_SH7750 ... CPU_SH4_501:
  33                 *p++ = '4';
  34                 break;
  35         case CPU_SH7770 ... CPU_SH7781:
  36                 *p++ = '4';
  37                 *p++ = 'a';
  38                 break;
  39         default:
  40                 *p++ = '?';
  41                 *p++ = '!';
  42                 break;
  43         }
  44
  45         printk("CPU: %s\n", get_cpu_subtype());
  46
  47 #ifndef __LITTLE_ENDIAN__
  48         /* 'eb' means 'Endian Big' */
  49         *p++ = 'e';
  50         *p++ = 'b';
  51 #endif
  52         *p = '\0';
  53 }
  54 #endif /* __ASM_SH_BUGS_H */