cregit-Linux how code gets into the kernel

Release 4.14 arch/mips/include/asm/cacheops.h

/*
 * Cache operations for the cache instruction.
 *
 * 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.
 *
 * (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle
 * (C) Copyright 1999 Silicon Graphics, Inc.
 */
#ifndef __ASM_CACHEOPS_H

#define __ASM_CACHEOPS_H

/*
 * Most cache ops are split into a 2 bit field identifying the cache, and a 3
 * bit field identifying the cache operation.
 */

#define CacheOp_Cache			0x03

#define CacheOp_Op			0x1c


#define Cache_I				0x00

#define Cache_D				0x01

#define Cache_T				0x02

#define Cache_V				0x02 
/* Loongson-3 */

#define Cache_S				0x03


#define Index_Writeback_Inv		0x00

#define Index_Load_Tag			0x04

#define Index_Store_Tag			0x08

#define Hit_Invalidate			0x10

#define Hit_Writeback_Inv		0x14	
/* not with Cache_I though */

#define Hit_Writeback			0x18

/*
 * Cache Operations available on all MIPS processors with R4000-style caches
 */

#define Index_Invalidate_I		(Cache_I | Index_Writeback_Inv)

#define Index_Writeback_Inv_D		(Cache_D | Index_Writeback_Inv)

#define Index_Load_Tag_I		(Cache_I | Index_Load_Tag)

#define Index_Load_Tag_D		(Cache_D | Index_Load_Tag)

#define Index_Store_Tag_I		(Cache_I | Index_Store_Tag)

#define Index_Store_Tag_D		(Cache_D | Index_Store_Tag)

#define Hit_Invalidate_I		(Cache_I | Hit_Invalidate)

#define Hit_Invalidate_D		(Cache_D | Hit_Invalidate)

#define Hit_Writeback_Inv_D		(Cache_D | Hit_Writeback_Inv)

/*
 * R4000-specific cacheops
 */

#define Create_Dirty_Excl_D		(Cache_D | 0x0c)

#define Fill				(Cache_I | 0x14)

#define Hit_Writeback_I			(Cache_I | Hit_Writeback)

#define Hit_Writeback_D			(Cache_D | Hit_Writeback)

/*
 * R4000SC and R4400SC-specific cacheops
 */

#define Cache_SI			0x02

#define Cache_SD			0x03


#define Index_Invalidate_SI		(Cache_SI | Index_Writeback_Inv)

#define Index_Writeback_Inv_SD		(Cache_SD | Index_Writeback_Inv)

#define Index_Load_Tag_SI		(Cache_SI | Index_Load_Tag)

#define Index_Load_Tag_SD		(Cache_SD | Index_Load_Tag)

#define Index_Store_Tag_SI		(Cache_SI | Index_Store_Tag)

#define Index_Store_Tag_SD		(Cache_SD | Index_Store_Tag)

#define Create_Dirty_Excl_SD		(Cache_SD | 0x0c)

#define Hit_Invalidate_SI		(Cache_SI | Hit_Invalidate)

#define Hit_Invalidate_SD		(Cache_SD | Hit_Invalidate)

#define Hit_Writeback_Inv_SD		(Cache_SD | Hit_Writeback_Inv)

#define Hit_Writeback_SD		(Cache_SD | Hit_Writeback)

#define Hit_Set_Virtual_SI		(Cache_SI | 0x1c)

#define Hit_Set_Virtual_SD		(Cache_SD | 0x1c)

/*
 * R5000-specific cacheops
 */

#define R5K_Page_Invalidate_S		(Cache_S | 0x14)

/*
 * RM7000-specific cacheops
 */

#define Page_Invalidate_T		(Cache_T | 0x14)

#define Index_Store_Tag_T		(Cache_T | Index_Store_Tag)

#define Index_Load_Tag_T		(Cache_T | Index_Load_Tag)

/*
 * R10000-specific cacheops
 *
 * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused.
 * Most of the _S cacheops are identical to the R4000SC _SD cacheops.
 */

#define Index_Writeback_Inv_S		(Cache_S | Index_Writeback_Inv)

#define Index_Load_Tag_S		(Cache_S | Index_Load_Tag)

#define Index_Store_Tag_S		(Cache_S | Index_Store_Tag)

#define Hit_Invalidate_S		(Cache_S | Hit_Invalidate)

#define Cache_Barrier			0x14

#define Hit_Writeback_Inv_S		(Cache_S | Hit_Writeback_Inv)

#define Index_Load_Data_I		(Cache_I | 0x18)

#define Index_Load_Data_D		(Cache_D | 0x18)

#define Index_Load_Data_S		(Cache_S | 0x18)

#define Index_Store_Data_I		(Cache_I | 0x1c)

#define Index_Store_Data_D		(Cache_D | 0x1c)

#define Index_Store_Data_S		(Cache_S | 0x1c)

/*
 * Loongson2-specific cacheops
 */

#define Hit_Invalidate_I_Loongson2	(Cache_I | 0x00)

/*
 * Loongson3-specific cacheops
 */

#define Index_Writeback_Inv_V		(Cache_V | Index_Writeback_Inv)

#endif	/* __ASM_CACHEOPS_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
James Hogan10038.91%111.11%
Ralf Bächle8231.91%444.44%
Linus Torvalds (pre-git)5822.57%111.11%
Huacai Chen114.28%222.22%
Ricardo Mendoza62.33%111.11%
Total257100.00%9100.00%
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