ecos: packages/hal/arm/aeb/current/include/hal

annotate packages/hal/arm/aeb/current/include/hal_cache.h @ 66:bf00f99aec69 ecos-sw-2000-02-02

Merge from eCos master repository on 2000-02-02-19:16:44-GMT

author	jlarmour
date	Wed, 02 Feb 2000 19:57:02 +0000
parents	c38311975d4f
children	e0c0827131d1

rev	line source
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	1 #ifndef CYGONCE_HAL_CACHE_H
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	2 #define CYGONCE_HAL_CACHE_H
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	3
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	4 //=============================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	5 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	6 // hal_cache.h
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	7 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	8 // HAL cache control API
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	9 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	10 //=============================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	11 //####COPYRIGHTBEGIN####
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	12 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	13 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	14 // The contents of this file are subject to the Red Hat eCos Public License
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	15 // Version 1.1 (the "License"); you may not use this file except in
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	16 // compliance with the License. You may obtain a copy of the License at
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	17 // http://www.redhat.com/
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	18 //
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	19 // Software distributed under the License is distributed on an "AS IS"
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	20 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	21 // License for the specific language governing rights and limitations under
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	22 // the License.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	23 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	24 // The Original Code is eCos - Embedded Configurable Operating System,
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	25 // released September 30, 1998.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	26 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	27 // The Initial Developer of the Original Code is Red Hat.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	28 // Portions created by Red Hat are
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	29 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	30 // All Rights Reserved.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	31 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 44 diff changeset	32 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	33 //####COPYRIGHTEND####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	34 //=============================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	35 //#####DESCRIPTIONBEGIN####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	36 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	37 // Author(s): nickg, gthomas
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	38 // Contributors: nickg, gthomas
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	39 // Date: 1998-09-28
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	40 // Purpose: Cache control API
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	41 // Description: The macros defined here provide the HAL APIs for handling
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	42 // cache control operations.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	43 // Usage:
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	44 // #include <cyg/hal/hal_cache.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	45 // ...
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	46 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	47 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	48 //####DESCRIPTIONEND####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	49 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	50 //=============================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	51
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	52 #include <cyg/infra/cyg_type.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	53 #include <cyg/hal/hal_io.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	54
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	55 //-----------------------------------------------------------------------------
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	56 // Cache dimensions - one unified cache
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	57
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	58 #define HAL_CACHE_UNIFIED
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	59
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	60 #define HAL_UCACHE_SIZE 0x800 // Size of cache in bytes
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	61 #define HAL_UCACHE_LINE_SIZE 4 // Size of a cache line
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	62 #define HAL_UCACHE_WAYS 4 // Associativity of the cache
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	63
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	64 #define HAL_UCACHE_SETS (HAL_UCACHE_SIZE/(HAL_UCACHE_LINE_SIZE*HAL_UCACHE_WAYS))
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	65
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	66 // Cache & SRAM control
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	67 #define CYG_DEVICE_CCR 0xFFFFA400
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	68 #define CYG_DEVICE_LSCR 0xFFFFA404
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	69 #define CYG_DEVICE_CACHE_MEM 0x60000800
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	70
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	71 #define CCR_E 0x01 // Cache enabled
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	72 #define CCR_S 0x02 // SRAM mode enabled
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	73 #define CCR_F 0x04 // Flush mode enabled
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	74 #define CCR_I 0x08 // Invalidate mode
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	75
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	76 #define LCSR_E 0x01 // Local SRAM enabled
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	77 #define LCSR_L 0x02 // Local SRAM mapped to high memory
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	78
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	79 //-----------------------------------------------------------------------------
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	80 // Global control of cache
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	81
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	82 // Enable the cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	83 #define HAL_UCACHE_ENABLE() \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	84 { \
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	85 HAL_WRITE_UINT8(CYG_DEVICE_CCR, CCR_E); \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	86 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	87
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	88 // Disable the cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	89 #define HAL_UCACHE_DISABLE() \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	90 { \
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	91 HAL_WRITE_UINT8(CYG_DEVICE_CCR, 0); \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	92 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	93
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	94 // Invalidate the entire cache
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	95 #define HAL_UCACHE_INVALIDATE_ALL() \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	96 { \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	97 register cyg_uint8 old_ccr; \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	98 HAL_READ_UINT8(CYG_DEVICE_CCR, old_ccr); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	99 HAL_WRITE_UINT8(CYG_DEVICE_CCR, CCR_I); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	100 HAL_WRITE_UINT8(CYG_DEVICE_CCR, old_ccr); \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	101 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	102
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	103 // Synchronize the contents of the cache with memory.
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	104 #define HAL_UCACHE_SYNC() \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	105 { \
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	106 register volatile cyg_uint8 *cache_SRAM = \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	107 (volatile cyg_uint8*) CYG_DEVICE_CACHE_MEM; \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	108 register int i; \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	109 register cyg_uint8 old_ccr; \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	110 HAL_READ_UINT8(CYG_DEVICE_CCR, old_ccr); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	111 HAL_WRITE_UINT8(CYG_DEVICE_CCR, CCR_F); \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	112 for (i = 0; i < HAL_DCACHE_SETS; i++) { \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	113 *cache_SRAM = 0; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	114 cache_SRAM += HAL_DCACHE_LINE_SIZE; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	115 } \
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	116 HAL_WRITE_UINT8(CYG_DEVICE_CCR, CCR_I); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	117 HAL_WRITE_UINT8(CYG_DEVICE_CCR, old_ccr); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	118 }
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	119
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	120 // Query the state of the cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	121 #define HAL_UCACHE_IS_ENABLED(_state_) \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	122 { \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	123 cyg_uint8 __ccr; \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	124 HAL_READ_UINT8(CYG_DEVICE_CCR, __ccr); \
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	125 (_state_) = (CCR_E == __ccr) ? 1 : 0; \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	126 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	127
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	128 // Purge contents of cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	129 #define HAL_UCACHE_PURGE_ALL() HAL_UCACHE_INVALIDATE_ALL()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	130
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	131 // Set the cache refill burst size
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	132 //#define HAL_UCACHE_BURST_SIZE(_size_)
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	133
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	134 // Set the cache write mode
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	135 //#define HAL_UCACHE_WRITE_MODE( _mode_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	136
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	137 //#define HAL_UCACHE_WRITETHRU_MODE 0
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	138 //#define HAL_UCACHE_WRITEBACK_MODE 1
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	139
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	140 // Load the contents of the given address range into the cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	141 // and then lock the cache so that it stays there.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	142 //#define HAL_UCACHE_LOCK(_base_, _size_)
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	143
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	144 // Undo a previous lock operation
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	145 //#define HAL_UCACHE_UNLOCK(_base_, _size_)
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	146
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	147 // Unlock entire cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	148 //#define HAL_UCACHE_UNLOCK_ALL()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	149
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	150 //-----------------------------------------------------------------------------
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	151 // Cache line control
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	152
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	153 // Allocate cache lines for the given address range without reading its
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	154 // contents from memory.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	155 //#define HAL_UCACHE_ALLOCATE( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	156
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	157 // Write dirty cache lines to memory and invalidate the cache entries
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	158 // for the given address range.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	159 //#define HAL_UCACHE_FLUSH( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	160
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	161 // Invalidate cache lines in the given range without writing to memory.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	162 //#define HAL_UCACHE_INVALIDATE( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	163
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	164 // Write dirty cache lines to memory for the given address range.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	165 //#define HAL_UCACHE_STORE( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	166
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	167 // Preread the given range into the cache with the intention of reading
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	168 // from it later.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	169 //#define HAL_UCACHE_READ_HINT( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	170
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	171 // Preread the given range into the cache with the intention of writing
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	172 // to it later.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	173 //#define HAL_UCACHE_WRITE_HINT( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	174
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	175 // Allocate and zero the cache lines associated with the given range.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	176 //#define HAL_UCACHE_ZERO( _base_ , _size_ )
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	177
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	178 //-----------------------------------------------------------------------------
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	179
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	180 //-----------------------------------------------------------------------------
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	181 // Data and instruction cache macros map onto the both-cache macros
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	182
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	183 //-----------------------------------------------------------------------------
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	184 // Global control of data cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	185
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	186 #define HAL_DCACHE_SIZE HAL_UCACHE_SIZE
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	187 #define HAL_DCACHE_LINE_SIZE HAL_UCACHE_LINE_SIZE
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	188 #define HAL_DCACHE_WAYS HAL_UCACHE_WAYS
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	189 #define HAL_DCACHE_SETS HAL_UCACHE_SETS
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	190
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	191 // Enable the data cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	192 #define HAL_DCACHE_ENABLE() HAL_UCACHE_ENABLE()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	193
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	194 // Disable the data cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	195 #define HAL_DCACHE_DISABLE() HAL_UCACHE_DISABLE()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	196
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	197 // Invalidate the entire cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	198 #define HAL_DCACHE_INVALIDATE_ALL() HAL_UCACHE_INVALIDATE_ALL()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	199
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	200 // Synchronize the contents of the cache with memory.
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	201 #define HAL_DCACHE_SYNC() HAL_UCACHE_SYNC()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	202
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	203 // Query the state of the data cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	204 #define HAL_DCACHE_IS_ENABLED(_state_) HAL_UCACHE_IS_ENABLED(_state_)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	205
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	206 // Set the data cache refill burst size
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	207 //#define HAL_DCACHE_BURST_SIZE(_size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	208
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	209 // Set the data cache write mode
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	210 //#define HAL_DCACHE_WRITE_MODE( _mode_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	211
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	212 //#define HAL_DCACHE_WRITETHRU_MODE 0
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	213 //#define HAL_DCACHE_WRITEBACK_MODE 1
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	214
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	215 // Load the contents of the given address range into the data cache
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	216 // and then lock the cache so that it stays there.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	217 //#define HAL_DCACHE_LOCK(_base_, _size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	218
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	219 // Undo a previous lock operation
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	220 //#define HAL_DCACHE_UNLOCK(_base_, _size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	221
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	222 // Unlock entire cache
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	223 //#define HAL_DCACHE_UNLOCK_ALL()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	224
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	225 //-----------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	226 // Data cache line control
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	227
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	228 // Allocate cache lines for the given address range without reading its
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	229 // contents from memory.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	230 //#define HAL_DCACHE_ALLOCATE( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	231
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	232 // Write dirty cache lines to memory and invalidate the cache entries
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	233 // for the given address range.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	234 //#define HAL_DCACHE_FLUSH( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	235
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	236 // Invalidate cache lines in the given range without writing to memory.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	237 //#define HAL_DCACHE_INVALIDATE( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	238
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	239 // Write dirty cache lines to memory for the given address range.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	240 //#define HAL_DCACHE_STORE( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	241
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	242 // Preread the given range into the cache with the intention of reading
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	243 // from it later.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	244 //#define HAL_DCACHE_READ_HINT( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	245
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	246 // Preread the given range into the cache with the intention of writing
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	247 // to it later.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	248 //#define HAL_DCACHE_WRITE_HINT( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	249
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	250 // Allocate and zero the cache lines associated with the given range.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	251 //#define HAL_DCACHE_ZERO( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	252
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	253 //-----------------------------------------------------------------------------
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	254 // Global control of Instruction cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	255
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	256 #define HAL_ICACHE_SIZE HAL_UCACHE_SIZE
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	257 #define HAL_ICACHE_LINE_SIZE HAL_UCACHE_LINE_SIZE
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	258 #define HAL_ICACHE_WAYS HAL_UCACHE_WAYS
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	259 #define HAL_ICACHE_SETS HAL_UCACHE_SETS
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	260
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	261 // Enable the instruction cache
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	262 #define HAL_ICACHE_ENABLE() HAL_UCACHE_ENABLE()
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	263
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	264 // Disable the instruction cache
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	265 #define HAL_ICACHE_DISABLE() HAL_UCACHE_DISABLE()
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	266
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	267 // Invalidate the entire cache
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	268 #define HAL_ICACHE_INVALIDATE_ALL() HAL_UCACHE_INVALIDATE_ALL()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	269
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	270
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	271 // Synchronize the contents of the cache with memory.
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	272 #define HAL_ICACHE_SYNC() HAL_UCACHE_SYNC()
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	273
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	274 // Query the state of the instruction cache
41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	275 #define HAL_ICACHE_IS_ENABLED(_state_) HAL_UCACHE_IS_ENABLED(_state_)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	276
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	277 // Set the instruction cache refill burst size
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	278 //#define HAL_ICACHE_BURST_SIZE(_size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	279
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	280 // Load the contents of the given address range into the instruction cache
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	281 // and then lock the cache so that it stays there.
44 41bd4f3a90de Merge from eCos master repository on 1999-10-08-07:47:04-BST jlarmour parents: 2 diff changeset	282
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	283 //#define HAL_ICACHE_LOCK(_base_, _size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	284
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	285 // Undo a previous lock operation
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	286 //#define HAL_ICACHE_UNLOCK(_base_, _size_)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	287
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	288 // Unlock entire cache
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	289 //#define HAL_ICACHE_UNLOCK_ALL()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	290
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	291 //-----------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	292 // Instruction cache line control
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	293
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	294 // Invalidate cache lines in the given range without writing to memory.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	295 //#define HAL_ICACHE_INVALIDATE( _base_ , _size_ )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	296
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	297 #endif // ifndef CYGONCE_HAL_CACHE_H
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	298 // End of hal_cache.h

Mercurial > ecos

annotate packages/hal/arm/aeb/current/include/hal_cache.h @ 66:bf00f99aec69 ecos-sw-2000-02-02