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authorIngo Molnar <mingo@elte.hu>2008-09-24 10:31:34 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-24 10:31:34 +0200
commite6aa0f07cb5e81a7cbeaf3be6e2101234c2f0d30 (patch)
tree77926550ac0c31b1423bcf193a4ed0ecb7fda2c1 /arch/sh/include/asm/bugs.h
parentx86, microcode rework, v2, renaming cont. (diff)
parentLinux 2.6.27-rc7 (diff)
downloadlinux-e6aa0f07cb5e81a7cbeaf3be6e2101234c2f0d30.tar.xz
linux-e6aa0f07cb5e81a7cbeaf3be6e2101234c2f0d30.zip
Merge commit 'v2.6.27-rc7' into x86/microcode
Diffstat (limited to 'arch/sh/include/asm/bugs.h')
-rw-r--r--arch/sh/include/asm/bugs.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/sh/include/asm/bugs.h b/arch/sh/include/asm/bugs.h
new file mode 100644
index 000000000000..121b2ecddfc3
--- /dev/null
+++ b/arch/sh/include/asm/bugs.h
@@ -0,0 +1,73 @@
+#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 unsigned long loops_per_jiffy;
+ char *p = &init_utsname()->machine[2]; /* "sh" */
+
+ current_cpu_data.loops_per_jiffy = loops_per_jiffy;
+
+ switch (current_cpu_data.type) {
+ case CPU_SH7619:
+ *p++ = '2';
+ break;
+ case CPU_SH7203 ... CPU_MXG:
+ *p++ = '2';
+ *p++ = 'a';
+ break;
+ case CPU_SH7705 ... CPU_SH7729:
+ *p++ = '3';
+ break;
+ case CPU_SH7750 ... CPU_SH4_501:
+ *p++ = '4';
+ break;
+ case CPU_SH7763 ... CPU_SHX3:
+ *p++ = '4';
+ *p++ = 'a';
+ break;
+ case CPU_SH7343 ... CPU_SH7366:
+ *p++ = '4';
+ *p++ = 'a';
+ *p++ = 'l';
+ *p++ = '-';
+ *p++ = 'd';
+ *p++ = 's';
+ *p++ = 'p';
+ break;
+ case CPU_SH5_101 ... CPU_SH5_103:
+ *p++ = '6';
+ *p++ = '4';
+ break;
+ case CPU_SH_NONE:
+ /*
+ * Specifically use CPU_SH_NONE rather than default:,
+ * so we're able to have the compiler whine about
+ * unhandled enumerations.
+ */
+ break;
+ }
+
+ printk("CPU: %s\n", get_cpu_subtype(&current_cpu_data));
+
+#ifndef __LITTLE_ENDIAN__
+ /* 'eb' means 'Endian Big' */
+ *p++ = 'e';
+ *p++ = 'b';
+#endif
+ *p = '\0';
+}
+#endif /* __ASM_SH_BUGS_H */