| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /*******************************************************************************
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| 2 | * Copyright (C) 2013, ZTE Corporation.
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| 3 | *
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| 4 | * File Name: drvs_l2cache.h
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| 5 | * File Mark:
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| 6 | * Description: This file contains the interface to operate L2 cache
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| 7 | * controller(L2C310) on zx297510 platform .
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| 8 | * Others:
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| 9 | * Version: V1.0
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| 10 | * Author: xuzhiguo
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| 11 | * Date: 2013-11-11
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| 12 | * History 1:
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| 13 | *
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| 14 | *********************************************************************************/
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| 15 | #ifndef _DRVS_L2CACHE_H
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| 16 | #define _DRVS_L2CACHE_H
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| 17 |
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| 18 |
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| 19 | /*********************************************************************************
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| 20 | * Include files
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| 21 | **********************************************************************************/
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| 22 |
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| 23 | /*********************************************************************************
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| 24 | * Macros
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| 25 | **********************************************************************************/
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| 26 |
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| 27 | /*********************************************************************************
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| 28 | * Type
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| 29 | **********************************************************************************/
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| 30 |
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| 31 | /*********************************************************************************
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| 32 | * Global Variable *
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| 33 | *********************************************************************************/
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| 34 |
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| 35 |
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| 36 | /*********************************************************************************
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| 37 | * Global Function Prototypes
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| 38 | **********************************************************************************/
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| 39 |
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| 40 | /*******************************************************************************
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| 41 | * Function: zDrvL2x0_Sync
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| 42 | * Description: Drain the STB. Operation complete when all buffers, LRB, LFB, STB,
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| 43 | * and EB, are empty,
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| 44 | * Parameters:
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| 45 | * Input:
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| 46 | * None
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| 47 | * Outpu:
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| 48 | * None
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| 49 | * Returns:
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| 50 | * None
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| 51 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 52 | * if you use it, nothing would be done.
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| 53 | *******************************************************************************/
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| 54 | void zDrvL2x0_Sync(void);
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| 55 |
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| 56 | /*******************************************************************************
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| 57 | * Function: zDrvL2x0_Flush_All
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| 58 | * Description: clean and invalidate entire L2 cache by way
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| 59 | * Parameters:
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| 60 | * Input:
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| 61 | * None
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| 62 | * Outpu:
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| 63 | * None
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| 64 | * Returns:
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| 65 | * None
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| 66 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 67 | * if you use it, nothing would be done.
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| 68 | *******************************************************************************/
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| 69 | void zDrvL2x0_Flush_All(void);
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| 70 |
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| 71 | /*******************************************************************************
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| 72 | * Function: zDrvL2x0_Clean_All
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| 73 | * Description: clean entire L2 cache by way
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| 74 | * Parameters:
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| 75 | * Input:
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| 76 | * None
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| 77 | * Outpu:
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| 78 | * None
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| 79 | * Returns:
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| 80 | * None
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| 81 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 82 | * if you use it, nothing would be done.
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| 83 | *******************************************************************************/
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| 84 | void zDrvL2x0_Clean_All(void);
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| 85 |
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| 86 | /*******************************************************************************
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| 87 | * Function: zDrvL2x0_Inv_All
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| 88 | * Description: invalidate entire L2 cache by way
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| 89 | * Parameters:
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| 90 | * Input:
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| 91 | * None
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| 92 | * Outpu:
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| 93 | * None
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| 94 | * Returns:
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| 95 | * None
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| 96 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 97 | * if you use it, nothing would be done.
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| 98 | *******************************************************************************/
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| 99 | void zDrvL2x0_Inv_All(void);
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| 100 |
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| 101 | /*******************************************************************************
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| 102 | * Function: zDrvL2x0_Flush_Range
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| 103 | * Description: clean and invalidate L2 cache by line
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| 104 | * Parameters:
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| 105 | * Input:
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| 106 | * base: base physical address of space needs to be flushed
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| 107 | * size: size of space needs to be flushed
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| 108 | * Outpu:
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| 109 | * None
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| 110 | * Returns:
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| 111 | * None
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| 112 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 113 | * if you use it, nothing would be done.
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| 114 | *******************************************************************************/
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| 115 | void zDrvL2x0_Flush_Range(unsigned long base, unsigned long size);
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| 116 |
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| 117 | /*******************************************************************************
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| 118 | * Function: zDrvL2x0_Clean_Range
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| 119 | * Description: clean L2 cache by line
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| 120 | * Parameters:
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| 121 | * Input:
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| 122 | * base: base physical address of space needs to be cleaned
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| 123 | * size: size of space needs to be cleaned
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| 124 | * Outpu:
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| 125 | * None
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| 126 | * Returns:
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| 127 | * None
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| 128 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 129 | * if you use it, nothing would be done.
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| 130 | *******************************************************************************/
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| 131 | void zDrvL2x0_Clean_Range(unsigned long base, unsigned long size);
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| 132 |
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| 133 | /*******************************************************************************
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| 134 | * Function: zDrvL2x0_Inv_Range
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| 135 | * Description: invalidate L2 cache by line
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| 136 | * Parameters:
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| 137 | * Input:
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| 138 | * base: base physical address of space needs to be invalidated
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| 139 | * size: size of space needs to be invalidated
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| 140 | * Outpu:
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| 141 | * None
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| 142 | * Returns:
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| 143 | * None
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| 144 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 145 | * if you use it, nothing would be done.
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| 146 | *******************************************************************************/
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| 147 | void zDrvL2x0_Inv_Range(unsigned long base, unsigned long size);
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| 148 |
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| 149 | /*******************************************************************************
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| 150 | * Function: zDrvL2x0_Enable
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| 151 | * Description: enable l2 cache simply
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| 152 | * Parameters:
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| 153 | * Input:
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| 154 | * None
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| 155 | * Outpu:
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| 156 | * None
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| 157 | * Returns:
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| 158 | * None
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| 159 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 160 | * if you use it, nothing would be done.
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| 161 | *******************************************************************************/
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| 162 | void zDrvL2x0_Enable(void);
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| 163 |
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| 164 | /*******************************************************************************
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| 165 | * Function: zDrvL2x0_Disable
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| 166 | * Description: disable l2 cache simply
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| 167 | * Parameters:
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| 168 | * Input:
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| 169 | * None
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| 170 | * Outpu:
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| 171 | * None
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| 172 | * Returns:
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| 173 | * None
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| 174 | * Others: this fucntion can not be used when l2 cache is not initialized.
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| 175 | * if you use it, nothing would be done.
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| 176 | * this function can not be used in complex case of operating L1 cache,
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| 177 | * L2 cache and mmu.
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| 178 | *******************************************************************************/
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| 179 | void zDrvL2x0_Disable(void);
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| 180 |
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| 181 | /*******************************************************************************
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| 182 | * Function: zDrvL2x0_Initiate
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| 183 | * Description: Initiate l2 cache controller
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| 184 | * Parameters:
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| 185 | * Input:
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| 186 | * None
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| 187 | * Outpu:
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| 188 | * None
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| 189 | * Returns:
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| 190 | * None
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| 191 | * Others: None
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| 192 | *******************************************************************************/
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| 193 | void zDrvL2x0_Initiate(void);
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| 194 |
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| 195 | #endif
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