86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/*
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* Cache operations for the cache instruction.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle
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* (C) Copyright 1999 Silicon Graphics, Inc.
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*/
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#ifndef __ASM_CACHEOPS_H
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#define __ASM_CACHEOPS_H
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/*
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* Cache Operations available on all MIPS processors with R4000-style caches
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*/
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#define Index_Invalidate_I 0x00
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#define Index_Writeback_Inv_D 0x01
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#define Index_Load_Tag_I 0x04
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#define Index_Load_Tag_D 0x05
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#define Index_Store_Tag_I 0x08
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#define Index_Store_Tag_D 0x09
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#if defined(CONFIG_CPU_LOONGSON2)
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#define Hit_Invalidate_I 0x00
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#else
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#define Hit_Invalidate_I 0x10
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#endif
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#define Hit_Invalidate_D 0x11
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#define Hit_Writeback_Inv_D 0x15
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/*
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* R4000-specific cacheops
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*/
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#define Create_Dirty_Excl_D 0x0d
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#define Fill 0x14
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#define Hit_Writeback_I 0x18
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#define Hit_Writeback_D 0x19
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/*
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* R4000SC and R4400SC-specific cacheops
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*/
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#define Index_Invalidate_SI 0x02
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#define Index_Writeback_Inv_SD 0x03
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#define Index_Load_Tag_SI 0x06
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#define Index_Load_Tag_SD 0x07
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#define Index_Store_Tag_SI 0x0A
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#define Index_Store_Tag_SD 0x0B
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#define Create_Dirty_Excl_SD 0x0f
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#define Hit_Invalidate_SI 0x12
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#define Hit_Invalidate_SD 0x13
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#define Hit_Writeback_Inv_SD 0x17
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#define Hit_Writeback_SD 0x1b
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#define Hit_Set_Virtual_SI 0x1e
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#define Hit_Set_Virtual_SD 0x1f
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/*
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* R5000-specific cacheops
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*/
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#define R5K_Page_Invalidate_S 0x17
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/*
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* RM7000-specific cacheops
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*/
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#define Page_Invalidate_T 0x16
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/*
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* R10000-specific cacheops
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*
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* Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused.
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* Most of the _S cacheops are identical to the R4000SC _SD cacheops.
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*/
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#define Index_Writeback_Inv_S 0x03
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#define Index_Load_Tag_S 0x07
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#define Index_Store_Tag_S 0x0B
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#define Hit_Invalidate_S 0x13
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#define Cache_Barrier 0x14
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#define Hit_Writeback_Inv_S 0x17
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#define Index_Load_Data_I 0x18
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#define Index_Load_Data_D 0x19
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#define Index_Load_Data_S 0x1b
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#define Index_Store_Data_I 0x1c
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#define Index_Store_Data_D 0x1d
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#define Index_Store_Data_S 0x1f
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#endif /* __ASM_CACHEOPS_H */
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