mirror of
https://github.com/rvtr/twl_wrapsdk.git
synced 2025-10-31 06:11:10 -04:00
add os_cache_tag.
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/twl_wrapsdk/trunk@253 4ee2a332-4b2b-5046-8439-1ba90f034370
This commit is contained in:
nakasima
parent
74db391601
commit
bd3b3496bf
@ -52,6 +52,7 @@ SRCS = \
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os_message.c \
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os_mutex.c \
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os_cache.c \
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os_cache_tag.c \
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os_arena.c \
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os_alloc.c \
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os_tcm.c \
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268
build/libraries/os/ARM9/os_cache_tag.c
Normal file
268
build/libraries/os/ARM9/os_cache_tag.c
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@ -0,0 +1,268 @@
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/*---------------------------------------------------------------------------*
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Project: TwlFirm - OS
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File: os_cache_tag.c
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Copyright 2007 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Log: $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#include <twl/os.h>
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#include <nitro/code32.h>
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//===========================================================================
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// DATA CACHE (for specified range)
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//===========================================================================
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/*---------------------------------------------------------------------------*
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Name: DC_ClearTagAll
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Description: clear tag in data cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_ClearTagAll( void )
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{
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DC_FillTagAll( 0 );
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}
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/*---------------------------------------------------------------------------*
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Name: DC_FillTagAll
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Description: clear tag in data cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void DC_FillTagAll( u32 data )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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mcr p15, 3, r0, c15, c2, 0 // clear tag
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add r2, r2, #HW_CACHE_LINE_SIZE
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cmp r2, #HW_DCACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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/*---------------------------------------------------------------------------*
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Name: DC_ClearDataAll
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Description: clear data in data cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_ClearDataAll( void )
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{
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DC_FillDataAll( 0 );
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}
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/*---------------------------------------------------------------------------*
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Name: DC_FillDataAll
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Description: fill data in data cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void DC_FillDataAll( u32 data )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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mcr p15, 3, r0, c15, c4, 0 // clear data
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add r2, r2, #4
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cmp r2, #HW_DCACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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/*---------------------------------------------------------------------------*
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Name: DC_GetTagAndDataAll
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Description: get tag and data in data cache
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Arguments: tag tag address
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data data address
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void DC_GetTagAndDataAll( void* tag, void* data )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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tst r2, #HW_CACHE_LINE_SIZE - 1
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mrceq p15, 3, r3, c15, c2, 0 // get tag
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streq r3, [r0], #4
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mrc p15, 3, r3, c15, c4, 0 // get data
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str r3, [r1], #4
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add r2, r2, #4
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cmp r2, #HW_DCACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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//===========================================================================
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// INSTRUCTION CACHE
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//===========================================================================
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/*---------------------------------------------------------------------------*
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Name: IC_ClearTagAll
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Description: clear tag in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_ClearTagAll( void )
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{
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IC_FillTagAll( 0 );
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}
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/*---------------------------------------------------------------------------*
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Name: IC_FillTagAll
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Description: fill tag in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void IC_FillTagAll( u32 data )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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mcr p15, 3, r0, c15, c1, 0 // clear tag
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add r2, r2, #HW_CACHE_LINE_SIZE
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cmp r2, #HW_ICACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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/*---------------------------------------------------------------------------*
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Name: IC_ClearInstructionAll
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Description: clear instruction in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_ClearInstructionAll( void )
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{
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IC_FillInstructionAll( 0 );
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}
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/*---------------------------------------------------------------------------*
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Name: IC_FillInstructionAll
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Description: fill instruction in instruction cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void IC_FillInstructionAll( u32 data )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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mcr p15, 3, r0, c15, c3, 0 // clear data
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add r2, r2, #4
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cmp r2, #HW_ICACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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/*---------------------------------------------------------------------------*
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Name: IC_GetTagAndInstructionAll
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Description: get tag and instruction in instruction cache
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Arguments: tag tag address
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inst instruction address
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Returns: None.
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*---------------------------------------------------------------------------*/
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asm void IC_GetTagAndInstructionAll( void* tag, void* inst )
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{
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mov r12, #0
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@1:
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mov r2, #0
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@2:
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orr r3, r2, r12
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mcr p15, 3, r3, c15, c0, 0 // set index
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tst r2, #HW_CACHE_LINE_SIZE - 1
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mrceq p15, 3, r3, c15, c1, 0 // get tag
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streq r3, [r0], #4
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mrc p15, 3, r3, c15, c3, 0 // get data
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str r3, [r1], #4
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add r2, r2, #4
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cmp r2, #HW_ICACHE_SIZE/4
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blt @2
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add r12, r12, #1<<HW_C7_CACHE_SET_NO_SHIFT
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cmp r12, #0
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bne @1
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bx lr
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}
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#include <nitro/codereset.h>
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@ -23,6 +23,10 @@
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#include <twl/os/common/emulator.h>
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#include <twl/os/common/systemCall.h>
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#ifdef SDK_ARM9
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#include <twl/os/ARM9/cache_tag.h>
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#endif // SDK_ARM9
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#ifdef SDK_DEBUGGER_KMC
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#include <twl/vlink.h>
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#endif // SDK_DEBUGGER_KMC
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150
include/twl/os/ARM9/cache_tag.h
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150
include/twl/os/ARM9/cache_tag.h
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@ -0,0 +1,150 @@
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/*---------------------------------------------------------------------------*
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Project: TwlFirm - OS - include
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File: cache_tag.h
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Copyright 2007 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Log: $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#ifndef TWL_OS_CACHE_TAG_H_
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#define TWL_OS_CACHE_TAG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <twl/misc.h>
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#include <twl/types.h>
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//===========================================================================
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// DATA CACHE (for specified range)
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//===========================================================================
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/*---------------------------------------------------------------------------*
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Name: DC_ClearTagAll
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Description: clear tag in data cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_ClearTagAll( void );
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/*---------------------------------------------------------------------------*
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Name: DC_ClearDataAll
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Description: clear data in data cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_ClearDataAll( void );
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/*---------------------------------------------------------------------------*
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Name: DC_FillTagAll
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Description: clear tag in data cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_FillTagAll( u32 data );
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/*---------------------------------------------------------------------------*
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Name: DC_FillDataAll
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Description: fill data in data cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_FillDataAll( u32 data );
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/*---------------------------------------------------------------------------*
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Name: DC_GetTagAndDataAll
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Description: get tag and data in data cache
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Arguments: tag tag address
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data data address
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Returns: None.
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*---------------------------------------------------------------------------*/
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void DC_GetTagAndDataAll( void* tag, void* data );
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//===========================================================================
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// INSTRUCTION CACHE
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//===========================================================================
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/*---------------------------------------------------------------------------*
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Name: IC_ClearTagAll
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Description: clear tag in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_ClearTagAll( void );
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/*---------------------------------------------------------------------------*
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Name: IC_ClearInstructionAll
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Description: clear instruction in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_ClearInstructionAll( void );
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/*---------------------------------------------------------------------------*
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Name: IC_FillTagAll
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Description: fill tag in instruction cache
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Arguments: None
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_FillTagAll( u32 data );
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/*---------------------------------------------------------------------------*
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Name: IC_FillInstructionAll
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Description: fill instruction in instruction cache
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Arguments: data : fill data
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_FillInstructionAll( u32 data );
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/*---------------------------------------------------------------------------*
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Name: IC_GetTagAndInstructionAll
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Description: get tag and instruction in instruction cache
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Arguments: tag tag address
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inst instruction address
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Returns: None.
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*---------------------------------------------------------------------------*/
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void IC_GetTagAndInstructionAll( void* tag, void* inst );
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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/* TWL_OS_CACHE_TAG_H_ */
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#endif
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