diff options
Diffstat (limited to 'include/asm-mips/hazards.h')
-rw-r--r-- | include/asm-mips/hazards.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-mips/hazards.h b/include/asm-mips/hazards.h index d9119f43f9aa..6a5fa32f615b 100644 --- a/include/asm-mips/hazards.h +++ b/include/asm-mips/hazards.h @@ -3,7 +3,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 2003, 2004 Ralf Baechle <ralf@linux-mips.org> + * Copyright (C) 2003, 04, 07 Ralf Baechle <ralf@linux-mips.org> * Copyright (C) MIPS Technologies, Inc. * written by Ralf Baechle <ralf@linux-mips.org> */ @@ -23,6 +23,11 @@ static inline void name(void) \ __asm__ __volatile__ (#name); \ } +/* + * MIPS R2 instruction hazard barrier. Needs to be called as a subroutine. + */ +extern void mips_ihb(void); + #endif ASMMACRO(_ssnop, @@ -167,6 +172,7 @@ ASMMACRO(tlb_probe_hazard, nop; nop; nop ) ASMMACRO(irq_enable_hazard, + _ssnop; _ssnop; _ssnop; ) ASMMACRO(irq_disable_hazard, nop; nop; nop |