diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 09:19:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 09:19:02 -0700 |
commit | 835a1c092432b3293ba6c4dec45ee6869c6f61fd (patch) | |
tree | a48582e4e4de3a8924b700c5ccaae78cd299cd73 /include/asm-mips/prefetch.h | |
parent | d3570a5a7b8d0604fa012129f92637dc1534f62c (diff) | |
parent | 9609e74093abd9f61fb1d20a8915a8ea87c77d5a (diff) |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (49 commits)
MIPS: RB532: provide GPIO_BUILTIN_NR and irq_to_gpio/gpio_to_irq
MIPS: Move ptrace prototypes to ptrace.h
MIPS: Ptrace support for HARDWARE_WATCHPOINTS
MIPS: Scheduler support for HARDWARE_WATCHPOINTS.
MIPS: Watch exception handling for HARDWARE_WATCHPOINTS.
MIPS: Probe watch registers and report configuration.
MIPS: Add HARDWARE_WATCHPOINTS definitions and support code.
MIPS: Add HARDWARE_WATCHPOINTS configure option.
MIPS: Replace use of <asm-generic/uaccess.h> with native implementations.
MIPS: TXx9: Add TX4939 ATA support (v2)
MIPS: Rewrite spinlocks to ticket locks.
MIPS: IP checksums: Optimize adjust of sum on buffers of odd alignment.
MIPS: IP checksums: Remove unncessary .set pseudos
MIPS: IP checksums: Remove unncessary folding of sum to 16 bit.
MIPS: Move headfiles to new location below arch/mips/include
MIPS: Alchemy: rename directory
MIPS: Optimize get_user and put_user for 64-bit
MIPS: TXx9: Implement prom_free_prom_memory
MIPS: TXx9: Add RBTX4939 board support
MIPS: TXx9: Add TX4939 SoC support
...
Diffstat (limited to 'include/asm-mips/prefetch.h')
-rw-r--r-- | include/asm-mips/prefetch.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/include/asm-mips/prefetch.h b/include/asm-mips/prefetch.h deleted file mode 100644 index 17850834ccb..00000000000 --- a/include/asm-mips/prefetch.h +++ /dev/null @@ -1,87 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2003 by Ralf Baechle - */ -#ifndef __ASM_PREFETCH_H -#define __ASM_PREFETCH_H - - -/* - * R5000 and RM5200 implements pref and prefx instructions but they're nops, so - * rather than wasting time we pretend these processors don't support - * prefetching at all. - * - * R5432 implements Load, Store, LoadStreamed, StoreStreamed, LoadRetained, - * StoreRetained and WriteBackInvalidate but not Pref_PrepareForStore. - * - * Hell (and the book on my shelf I can't open ...) know what the R8000 does. - * - * RM7000 version 1.0 interprets all hints as Pref_Load; version 2.0 implements - * Pref_PrepareForStore also. - * - * RM9000 is MIPS IV but implements prefetching like MIPS32/MIPS64; it's - * Pref_WriteBackInvalidate is a nop and Pref_PrepareForStore is broken in - * current versions due to erratum G105. - * - * VR7701 only implements the Load prefetch. - * - * Finally MIPS32 and MIPS64 implement all of the following hints. - */ - -#define Pref_Load 0 -#define Pref_Store 1 - /* 2 and 3 are reserved */ -#define Pref_LoadStreamed 4 -#define Pref_StoreStreamed 5 -#define Pref_LoadRetained 6 -#define Pref_StoreRetained 7 - /* 8 ... 24 are reserved */ -#define Pref_WriteBackInvalidate 25 -#define Pref_PrepareForStore 30 - -#ifdef __ASSEMBLY__ - - .macro __pref hint addr -#ifdef CONFIG_CPU_HAS_PREFETCH - pref \hint, \addr -#endif - .endm - - .macro pref_load addr - __pref Pref_Load, \addr - .endm - - .macro pref_store addr - __pref Pref_Store, \addr - .endm - - .macro pref_load_streamed addr - __pref Pref_LoadStreamed, \addr - .endm - - .macro pref_store_streamed addr - __pref Pref_StoreStreamed, \addr - .endm - - .macro pref_load_retained addr - __pref Pref_LoadRetained, \addr - .endm - - .macro pref_store_retained addr - __pref Pref_StoreRetained, \addr - .endm - - .macro pref_wback_inv addr - __pref Pref_WriteBackInvalidate, \addr - .endm - - .macro pref_prepare_for_store addr - __pref Pref_PrepareForStore, \addr - .endm - -#endif - -#endif /* __ASM_PREFETCH_H */ |