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