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author | Ingo Molnar <mingo@elte.hu> | 2008-07-29 11:54:24 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-29 11:54:24 +0200 |
commit | 3825c9e8d01e4310c40a3903a354c433c32a7b6f (patch) | |
tree | 87c94a8076bbb38bd2cf20ab9bc23d6f74f6a0a8 /arch/sparc/include/asm/asmmacro.h | |
parent | 5d7b605245b1aa1a9cd6549b1f57d69273eb0c37 (diff) | |
parent | 6e86841d05f371b5b9b86ce76c02aaee83352298 (diff) | |
download | linux-stable-3825c9e8d01e4310c40a3903a354c433c32a7b6f.tar.gz |
Merge commit 'v2.6.27-rc1' into x86/microcode
Conflicts:
arch/x86/kernel/microcode.c
Manual resolutions:
arch/x86/kernel/microcode_amd.c
arch/x86/kernel/microcode_intel.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc/include/asm/asmmacro.h')
-rw-r--r-- | arch/sparc/include/asm/asmmacro.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/asmmacro.h b/arch/sparc/include/asm/asmmacro.h new file mode 100644 index 000000000000..a619a4d97aae --- /dev/null +++ b/arch/sparc/include/asm/asmmacro.h @@ -0,0 +1,45 @@ +/* asmmacro.h: Assembler macros. + * + * Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu) + */ + +#ifndef _SPARC_ASMMACRO_H +#define _SPARC_ASMMACRO_H + +#include <asm/btfixup.h> +#include <asm/asi.h> + +#define GET_PROCESSOR4M_ID(reg) \ + rd %tbr, %reg; \ + srl %reg, 12, %reg; \ + and %reg, 3, %reg; + +#define GET_PROCESSOR4D_ID(reg) \ + lda [%g0] ASI_M_VIKING_TMP1, %reg; + +/* All trap entry points _must_ begin with this macro or else you + * lose. It makes sure the kernel has a proper window so that + * c-code can be called. + */ +#define SAVE_ALL_HEAD \ + sethi %hi(trap_setup), %l4; \ + jmpl %l4 + %lo(trap_setup), %l6; +#define SAVE_ALL \ + SAVE_ALL_HEAD \ + nop; + +/* All traps low-level code here must end with this macro. */ +#define RESTORE_ALL b ret_trap_entry; clr %l6; + +/* sun4 probably wants half word accesses to ASI_SEGMAP, while sun4c+ + likes byte accesses. These are to avoid ifdef mania. */ + +#ifdef CONFIG_SUN4 +#define lduXa lduha +#define stXa stha +#else +#define lduXa lduba +#define stXa stba +#endif + +#endif /* !(_SPARC_ASMMACRO_H) */ |