| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |  | 
| Paul Mundt | f533c3d | 2009-10-16 17:20:58 +0900 | [diff] [blame] | 17 | extern void select_idle_routine(void); | 
|  | 18 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | static void __init check_bugs(void) | 
|  | 20 | { | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | extern unsigned long loops_per_jiffy; | 
| Paul Mundt | 41504c3 | 2006-12-11 20:28:03 +0900 | [diff] [blame] | 22 | char *p = &init_utsname()->machine[2]; /* "sh" */ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 |  | 
| Paul Mundt | f533c3d | 2009-10-16 17:20:58 +0900 | [diff] [blame] | 24 | select_idle_routine(); | 
|  | 25 |  | 
| Paul Mundt | 11c1965 | 2006-12-25 10:19:56 +0900 | [diff] [blame] | 26 | current_cpu_data.loops_per_jiffy = loops_per_jiffy; | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 |  | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 28 | switch (current_cpu_data.family) { | 
|  | 29 | case CPU_FAMILY_SH2: | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | *p++ = '2'; | 
|  | 31 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 32 | case CPU_FAMILY_SH2A: | 
| Yoshinori Sato | b229632 | 2006-11-05 16:18:08 +0900 | [diff] [blame] | 33 | *p++ = '2'; | 
|  | 34 | *p++ = 'a'; | 
|  | 35 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 36 | case CPU_FAMILY_SH3: | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | *p++ = '3'; | 
|  | 38 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 39 | case CPU_FAMILY_SH4: | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | *p++ = '4'; | 
|  | 41 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 42 | case CPU_FAMILY_SH4A: | 
| Paul Mundt | 5b19c90 | 2006-09-27 14:31:40 +0900 | [diff] [blame] | 43 | *p++ = '4'; | 
|  | 44 | *p++ = 'a'; | 
|  | 45 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 46 | case CPU_FAMILY_SH4AL_DSP: | 
| Paul Mundt | 41504c3 | 2006-12-11 20:28:03 +0900 | [diff] [blame] | 47 | *p++ = '4'; | 
|  | 48 | *p++ = 'a'; | 
|  | 49 | *p++ = 'l'; | 
|  | 50 | *p++ = '-'; | 
|  | 51 | *p++ = 'd'; | 
|  | 52 | *p++ = 's'; | 
|  | 53 | *p++ = 'p'; | 
|  | 54 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 55 | case CPU_FAMILY_SH5: | 
| Paul Mundt | 29e0d20 | 2007-11-22 13:11:39 +0900 | [diff] [blame] | 56 | *p++ = '6'; | 
|  | 57 | *p++ = '4'; | 
|  | 58 | break; | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 59 | case CPU_FAMILY_UNKNOWN: | 
| Paul Mundt | 29e0d20 | 2007-11-22 13:11:39 +0900 | [diff] [blame] | 60 | /* | 
| Paul Mundt | e82da21 | 2009-08-15 10:48:13 +0900 | [diff] [blame] | 61 | * Specifically use CPU_FAMILY_UNKNOWN rather than | 
|  | 62 | * default:, so we're able to have the compiler whine | 
|  | 63 | * about unhandled enumerations. | 
| Paul Mundt | 29e0d20 | 2007-11-22 13:11:39 +0900 | [diff] [blame] | 64 | */ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | break; | 
|  | 66 | } | 
|  | 67 |  | 
| Paul Mundt | 11c1965 | 2006-12-25 10:19:56 +0900 | [diff] [blame] | 68 | printk("CPU: %s\n", get_cpu_subtype(¤t_cpu_data)); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 |  | 
|  | 70 | #ifndef __LITTLE_ENDIAN__ | 
|  | 71 | /* 'eb' means 'Endian Big' */ | 
|  | 72 | *p++ = 'e'; | 
|  | 73 | *p++ = 'b'; | 
|  | 74 | #endif | 
|  | 75 | *p = '\0'; | 
|  | 76 | } | 
|  | 77 | #endif /* __ASM_SH_BUGS_H */ |