PHung Tung / DISCO-F746_WAV_PLAYER

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Dependencies:   F746_GUI SD_PlayerSkeleton F746_SAI_IO

SRC_STM32F7/targets/cmsis/core_ca_mmu.h@0:8ede47d38d10, 2019-06-04 (annotated)

Committer:
phungductung
Date:
Tue Jun 04 21:37:21 2019 +0000
Revision:
0:8ede47d38d10
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phungductung 0:8ede47d38d10 1 ;/**************************************************************************//**
phungductung 0:8ede47d38d10 2 ; * @file core_ca_mmu.h
phungductung 0:8ede47d38d10 3 ; * @brief MMU Startup File for A9_MP Device Series
phungductung 0:8ede47d38d10 4 ; * @version V1.01
phungductung 0:8ede47d38d10 5 ; * @date 10 Sept 2014
phungductung 0:8ede47d38d10 6 ; *
phungductung 0:8ede47d38d10 7 ; * @note
phungductung 0:8ede47d38d10 8 ; *
phungductung 0:8ede47d38d10 9 ; ******************************************************************************/
phungductung 0:8ede47d38d10 10 ;/* Copyright (c) 2012-2014 ARM LIMITED
phungductung 0:8ede47d38d10 11 ;
phungductung 0:8ede47d38d10 12 ; All rights reserved.
phungductung 0:8ede47d38d10 13 ; Redistribution and use in source and binary forms, with or without
phungductung 0:8ede47d38d10 14 ; modification, are permitted provided that the following conditions are met:
phungductung 0:8ede47d38d10 15 ; - Redistributions of source code must retain the above copyright
phungductung 0:8ede47d38d10 16 ; notice, this list of conditions and the following disclaimer.
phungductung 0:8ede47d38d10 17 ; - Redistributions in binary form must reproduce the above copyright
phungductung 0:8ede47d38d10 18 ; notice, this list of conditions and the following disclaimer in the
phungductung 0:8ede47d38d10 19 ; documentation and/or other materials provided with the distribution.
phungductung 0:8ede47d38d10 20 ; - Neither the name of ARM nor the names of its contributors may be used
phungductung 0:8ede47d38d10 21 ; to endorse or promote products derived from this software without
phungductung 0:8ede47d38d10 22 ; specific prior written permission.
phungductung 0:8ede47d38d10 23 ; *
phungductung 0:8ede47d38d10 24 ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
phungductung 0:8ede47d38d10 25 ; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
phungductung 0:8ede47d38d10 26 ; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
phungductung 0:8ede47d38d10 27 ; ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
phungductung 0:8ede47d38d10 28 ; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
phungductung 0:8ede47d38d10 29 ; CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
phungductung 0:8ede47d38d10 30 ; SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
phungductung 0:8ede47d38d10 31 ; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
phungductung 0:8ede47d38d10 32 ; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
phungductung 0:8ede47d38d10 33 ; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
phungductung 0:8ede47d38d10 34 ; POSSIBILITY OF SUCH DAMAGE.
phungductung 0:8ede47d38d10 35 ; ---------------------------------------------------------------------------*/
phungductung 0:8ede47d38d10 36
phungductung 0:8ede47d38d10 37 #ifdef __cplusplus
phungductung 0:8ede47d38d10 38 extern "C" {
phungductung 0:8ede47d38d10 39 #endif
phungductung 0:8ede47d38d10 40
phungductung 0:8ede47d38d10 41 #ifndef _MMU_FUNC_H
phungductung 0:8ede47d38d10 42 #define _MMU_FUNC_H
phungductung 0:8ede47d38d10 43
phungductung 0:8ede47d38d10 44 #define SECTION_DESCRIPTOR (0x2)
phungductung 0:8ede47d38d10 45 #define SECTION_MASK (0xFFFFFFFC)
phungductung 0:8ede47d38d10 46
phungductung 0:8ede47d38d10 47 #define SECTION_TEXCB_MASK (0xFFFF8FF3)
phungductung 0:8ede47d38d10 48 #define SECTION_B_SHIFT (2)
phungductung 0:8ede47d38d10 49 #define SECTION_C_SHIFT (3)
phungductung 0:8ede47d38d10 50 #define SECTION_TEX0_SHIFT (12)
phungductung 0:8ede47d38d10 51 #define SECTION_TEX1_SHIFT (13)
phungductung 0:8ede47d38d10 52 #define SECTION_TEX2_SHIFT (14)
phungductung 0:8ede47d38d10 53
phungductung 0:8ede47d38d10 54 #define SECTION_XN_MASK (0xFFFFFFEF)
phungductung 0:8ede47d38d10 55 #define SECTION_XN_SHIFT (4)
phungductung 0:8ede47d38d10 56
phungductung 0:8ede47d38d10 57 #define SECTION_DOMAIN_MASK (0xFFFFFE1F)
phungductung 0:8ede47d38d10 58 #define SECTION_DOMAIN_SHIFT (5)
phungductung 0:8ede47d38d10 59
phungductung 0:8ede47d38d10 60 #define SECTION_P_MASK (0xFFFFFDFF)
phungductung 0:8ede47d38d10 61 #define SECTION_P_SHIFT (9)
phungductung 0:8ede47d38d10 62
phungductung 0:8ede47d38d10 63 #define SECTION_AP_MASK (0xFFFF73FF)
phungductung 0:8ede47d38d10 64 #define SECTION_AP_SHIFT (10)
phungductung 0:8ede47d38d10 65 #define SECTION_AP2_SHIFT (15)
phungductung 0:8ede47d38d10 66
phungductung 0:8ede47d38d10 67 #define SECTION_S_MASK (0xFFFEFFFF)
phungductung 0:8ede47d38d10 68 #define SECTION_S_SHIFT (16)
phungductung 0:8ede47d38d10 69
phungductung 0:8ede47d38d10 70 #define SECTION_NG_MASK (0xFFFDFFFF)
phungductung 0:8ede47d38d10 71 #define SECTION_NG_SHIFT (17)
phungductung 0:8ede47d38d10 72
phungductung 0:8ede47d38d10 73 #define SECTION_NS_MASK (0xFFF7FFFF)
phungductung 0:8ede47d38d10 74 #define SECTION_NS_SHIFT (19)
phungductung 0:8ede47d38d10 75
phungductung 0:8ede47d38d10 76
phungductung 0:8ede47d38d10 77 #define PAGE_L1_DESCRIPTOR (0x1)
phungductung 0:8ede47d38d10 78 #define PAGE_L1_MASK (0xFFFFFFFC)
phungductung 0:8ede47d38d10 79
phungductung 0:8ede47d38d10 80 #define PAGE_L2_4K_DESC (0x2)
phungductung 0:8ede47d38d10 81 #define PAGE_L2_4K_MASK (0xFFFFFFFD)
phungductung 0:8ede47d38d10 82
phungductung 0:8ede47d38d10 83 #define PAGE_L2_64K_DESC (0x1)
phungductung 0:8ede47d38d10 84 #define PAGE_L2_64K_MASK (0xFFFFFFFC)
phungductung 0:8ede47d38d10 85
phungductung 0:8ede47d38d10 86 #define PAGE_4K_TEXCB_MASK (0xFFFFFE33)
phungductung 0:8ede47d38d10 87 #define PAGE_4K_B_SHIFT (2)
phungductung 0:8ede47d38d10 88 #define PAGE_4K_C_SHIFT (3)
phungductung 0:8ede47d38d10 89 #define PAGE_4K_TEX0_SHIFT (6)
phungductung 0:8ede47d38d10 90 #define PAGE_4K_TEX1_SHIFT (7)
phungductung 0:8ede47d38d10 91 #define PAGE_4K_TEX2_SHIFT (8)
phungductung 0:8ede47d38d10 92
phungductung 0:8ede47d38d10 93 #define PAGE_64K_TEXCB_MASK (0xFFFF8FF3)
phungductung 0:8ede47d38d10 94 #define PAGE_64K_B_SHIFT (2)
phungductung 0:8ede47d38d10 95 #define PAGE_64K_C_SHIFT (3)
phungductung 0:8ede47d38d10 96 #define PAGE_64K_TEX0_SHIFT (12)
phungductung 0:8ede47d38d10 97 #define PAGE_64K_TEX1_SHIFT (13)
phungductung 0:8ede47d38d10 98 #define PAGE_64K_TEX2_SHIFT (14)
phungductung 0:8ede47d38d10 99
phungductung 0:8ede47d38d10 100 #define PAGE_TEXCB_MASK (0xFFFF8FF3)
phungductung 0:8ede47d38d10 101 #define PAGE_B_SHIFT (2)
phungductung 0:8ede47d38d10 102 #define PAGE_C_SHIFT (3)
phungductung 0:8ede47d38d10 103 #define PAGE_TEX_SHIFT (12)
phungductung 0:8ede47d38d10 104
phungductung 0:8ede47d38d10 105 #define PAGE_XN_4K_MASK (0xFFFFFFFE)
phungductung 0:8ede47d38d10 106 #define PAGE_XN_4K_SHIFT (0)
phungductung 0:8ede47d38d10 107 #define PAGE_XN_64K_MASK (0xFFFF7FFF)
phungductung 0:8ede47d38d10 108 #define PAGE_XN_64K_SHIFT (15)
phungductung 0:8ede47d38d10 109
phungductung 0:8ede47d38d10 110
phungductung 0:8ede47d38d10 111 #define PAGE_DOMAIN_MASK (0xFFFFFE1F)
phungductung 0:8ede47d38d10 112 #define PAGE_DOMAIN_SHIFT (5)
phungductung 0:8ede47d38d10 113
phungductung 0:8ede47d38d10 114 #define PAGE_P_MASK (0xFFFFFDFF)
phungductung 0:8ede47d38d10 115 #define PAGE_P_SHIFT (9)
phungductung 0:8ede47d38d10 116
phungductung 0:8ede47d38d10 117 #define PAGE_AP_MASK (0xFFFFFDCF)
phungductung 0:8ede47d38d10 118 #define PAGE_AP_SHIFT (4)
phungductung 0:8ede47d38d10 119 #define PAGE_AP2_SHIFT (9)
phungductung 0:8ede47d38d10 120
phungductung 0:8ede47d38d10 121 #define PAGE_S_MASK (0xFFFFFBFF)
phungductung 0:8ede47d38d10 122 #define PAGE_S_SHIFT (10)
phungductung 0:8ede47d38d10 123
phungductung 0:8ede47d38d10 124 #define PAGE_NG_MASK (0xFFFFF7FF)
phungductung 0:8ede47d38d10 125 #define PAGE_NG_SHIFT (11)
phungductung 0:8ede47d38d10 126
phungductung 0:8ede47d38d10 127 #define PAGE_NS_MASK (0xFFFFFFF7)
phungductung 0:8ede47d38d10 128 #define PAGE_NS_SHIFT (3)
phungductung 0:8ede47d38d10 129
phungductung 0:8ede47d38d10 130 #define OFFSET_1M (0x00100000)
phungductung 0:8ede47d38d10 131 #define OFFSET_64K (0x00010000)
phungductung 0:8ede47d38d10 132 #define OFFSET_4K (0x00001000)
phungductung 0:8ede47d38d10 133
phungductung 0:8ede47d38d10 134 #define DESCRIPTOR_FAULT (0x00000000)
phungductung 0:8ede47d38d10 135
phungductung 0:8ede47d38d10 136 /* ########################### MMU Function Access ########################### */
phungductung 0:8ede47d38d10 137 /** \ingroup MMU_FunctionInterface
phungductung 0:8ede47d38d10 138 \defgroup MMU_Functions MMU Functions Interface
phungductung 0:8ede47d38d10 139 @{
phungductung 0:8ede47d38d10 140 */
phungductung 0:8ede47d38d10 141
phungductung 0:8ede47d38d10 142 /* Attributes enumerations */
phungductung 0:8ede47d38d10 143
phungductung 0:8ede47d38d10 144 /* Region size attributes */
phungductung 0:8ede47d38d10 145 typedef enum
phungductung 0:8ede47d38d10 146 {
phungductung 0:8ede47d38d10 147 SECTION,
phungductung 0:8ede47d38d10 148 PAGE_4k,
phungductung 0:8ede47d38d10 149 PAGE_64k,
phungductung 0:8ede47d38d10 150 } mmu_region_size_Type;
phungductung 0:8ede47d38d10 151
phungductung 0:8ede47d38d10 152 /* Region type attributes */
phungductung 0:8ede47d38d10 153 typedef enum
phungductung 0:8ede47d38d10 154 {
phungductung 0:8ede47d38d10 155 NORMAL,
phungductung 0:8ede47d38d10 156 DEVICE,
phungductung 0:8ede47d38d10 157 SHARED_DEVICE,
phungductung 0:8ede47d38d10 158 NON_SHARED_DEVICE,
phungductung 0:8ede47d38d10 159 STRONGLY_ORDERED
phungductung 0:8ede47d38d10 160 } mmu_memory_Type;
phungductung 0:8ede47d38d10 161
phungductung 0:8ede47d38d10 162 /* Region cacheability attributes */
phungductung 0:8ede47d38d10 163 typedef enum
phungductung 0:8ede47d38d10 164 {
phungductung 0:8ede47d38d10 165 NON_CACHEABLE,
phungductung 0:8ede47d38d10 166 WB_WA,
phungductung 0:8ede47d38d10 167 WT,
phungductung 0:8ede47d38d10 168 WB_NO_WA,
phungductung 0:8ede47d38d10 169 } mmu_cacheability_Type;
phungductung 0:8ede47d38d10 170
phungductung 0:8ede47d38d10 171 /* Region parity check attributes */
phungductung 0:8ede47d38d10 172 typedef enum
phungductung 0:8ede47d38d10 173 {
phungductung 0:8ede47d38d10 174 ECC_DISABLED,
phungductung 0:8ede47d38d10 175 ECC_ENABLED,
phungductung 0:8ede47d38d10 176 } mmu_ecc_check_Type;
phungductung 0:8ede47d38d10 177
phungductung 0:8ede47d38d10 178 /* Region execution attributes */
phungductung 0:8ede47d38d10 179 typedef enum
phungductung 0:8ede47d38d10 180 {
phungductung 0:8ede47d38d10 181 EXECUTE,
phungductung 0:8ede47d38d10 182 NON_EXECUTE,
phungductung 0:8ede47d38d10 183 } mmu_execute_Type;
phungductung 0:8ede47d38d10 184
phungductung 0:8ede47d38d10 185 /* Region global attributes */
phungductung 0:8ede47d38d10 186 typedef enum
phungductung 0:8ede47d38d10 187 {
phungductung 0:8ede47d38d10 188 GLOBAL,
phungductung 0:8ede47d38d10 189 NON_GLOBAL,
phungductung 0:8ede47d38d10 190 } mmu_global_Type;
phungductung 0:8ede47d38d10 191
phungductung 0:8ede47d38d10 192 /* Region shareability attributes */
phungductung 0:8ede47d38d10 193 typedef enum
phungductung 0:8ede47d38d10 194 {
phungductung 0:8ede47d38d10 195 NON_SHARED,
phungductung 0:8ede47d38d10 196 SHARED,
phungductung 0:8ede47d38d10 197 } mmu_shared_Type;
phungductung 0:8ede47d38d10 198
phungductung 0:8ede47d38d10 199 /* Region security attributes */
phungductung 0:8ede47d38d10 200 typedef enum
phungductung 0:8ede47d38d10 201 {
phungductung 0:8ede47d38d10 202 SECURE,
phungductung 0:8ede47d38d10 203 NON_SECURE,
phungductung 0:8ede47d38d10 204 } mmu_secure_Type;
phungductung 0:8ede47d38d10 205
phungductung 0:8ede47d38d10 206 /* Region access attributes */
phungductung 0:8ede47d38d10 207 typedef enum
phungductung 0:8ede47d38d10 208 {
phungductung 0:8ede47d38d10 209 NO_ACCESS,
phungductung 0:8ede47d38d10 210 RW,
phungductung 0:8ede47d38d10 211 READ,
phungductung 0:8ede47d38d10 212 } mmu_access_Type;
phungductung 0:8ede47d38d10 213
phungductung 0:8ede47d38d10 214 /* Memory Region definition */
phungductung 0:8ede47d38d10 215 typedef struct RegionStruct {
phungductung 0:8ede47d38d10 216 mmu_region_size_Type rg_t;
phungductung 0:8ede47d38d10 217 mmu_memory_Type mem_t;
phungductung 0:8ede47d38d10 218 uint8_t domain;
phungductung 0:8ede47d38d10 219 mmu_cacheability_Type inner_norm_t;
phungductung 0:8ede47d38d10 220 mmu_cacheability_Type outer_norm_t;
phungductung 0:8ede47d38d10 221 mmu_ecc_check_Type e_t;
phungductung 0:8ede47d38d10 222 mmu_execute_Type xn_t;
phungductung 0:8ede47d38d10 223 mmu_global_Type g_t;
phungductung 0:8ede47d38d10 224 mmu_secure_Type sec_t;
phungductung 0:8ede47d38d10 225 mmu_access_Type priv_t;
phungductung 0:8ede47d38d10 226 mmu_access_Type user_t;
phungductung 0:8ede47d38d10 227 mmu_shared_Type sh_t;
phungductung 0:8ede47d38d10 228
phungductung 0:8ede47d38d10 229 } mmu_region_attributes_Type;
phungductung 0:8ede47d38d10 230
phungductung 0:8ede47d38d10 231 /** \brief Set section execution-never attribute
phungductung 0:8ede47d38d10 232
phungductung 0:8ede47d38d10 233 The function sets section execution-never attribute
phungductung 0:8ede47d38d10 234
phungductung 0:8ede47d38d10 235 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 236 \param [in] xn Section execution-never attribute : EXECUTE , NON_EXECUTE.
phungductung 0:8ede47d38d10 237
phungductung 0:8ede47d38d10 238 \return 0
phungductung 0:8ede47d38d10 239 */
phungductung 0:8ede47d38d10 240 __STATIC_INLINE int __xn_section(uint32_t *descriptor_l1, mmu_execute_Type xn)
phungductung 0:8ede47d38d10 241 {
phungductung 0:8ede47d38d10 242 *descriptor_l1 &= SECTION_XN_MASK;
phungductung 0:8ede47d38d10 243 *descriptor_l1 |= ((xn & 0x1) << SECTION_XN_SHIFT);
phungductung 0:8ede47d38d10 244 return 0;
phungductung 0:8ede47d38d10 245 }
phungductung 0:8ede47d38d10 246
phungductung 0:8ede47d38d10 247 /** \brief Set section domain
phungductung 0:8ede47d38d10 248
phungductung 0:8ede47d38d10 249 The function sets section domain
phungductung 0:8ede47d38d10 250
phungductung 0:8ede47d38d10 251 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 252 \param [in] domain Section domain
phungductung 0:8ede47d38d10 253
phungductung 0:8ede47d38d10 254 \return 0
phungductung 0:8ede47d38d10 255 */
phungductung 0:8ede47d38d10 256 __STATIC_INLINE int __domain_section(uint32_t *descriptor_l1, uint8_t domain)
phungductung 0:8ede47d38d10 257 {
phungductung 0:8ede47d38d10 258 *descriptor_l1 &= SECTION_DOMAIN_MASK;
phungductung 0:8ede47d38d10 259 *descriptor_l1 |= ((domain & 0xF) << SECTION_DOMAIN_SHIFT);
phungductung 0:8ede47d38d10 260 return 0;
phungductung 0:8ede47d38d10 261 }
phungductung 0:8ede47d38d10 262
phungductung 0:8ede47d38d10 263 /** \brief Set section parity check
phungductung 0:8ede47d38d10 264
phungductung 0:8ede47d38d10 265 The function sets section parity check
phungductung 0:8ede47d38d10 266
phungductung 0:8ede47d38d10 267 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 268 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
phungductung 0:8ede47d38d10 269
phungductung 0:8ede47d38d10 270 \return 0
phungductung 0:8ede47d38d10 271 */
phungductung 0:8ede47d38d10 272 __STATIC_INLINE int __p_section(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
phungductung 0:8ede47d38d10 273 {
phungductung 0:8ede47d38d10 274 *descriptor_l1 &= SECTION_P_MASK;
phungductung 0:8ede47d38d10 275 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
phungductung 0:8ede47d38d10 276 return 0;
phungductung 0:8ede47d38d10 277 }
phungductung 0:8ede47d38d10 278
phungductung 0:8ede47d38d10 279 /** \brief Set section access privileges
phungductung 0:8ede47d38d10 280
phungductung 0:8ede47d38d10 281 The function sets section access privileges
phungductung 0:8ede47d38d10 282
phungductung 0:8ede47d38d10 283 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 284 \param [in] user User Level Access: NO_ACCESS, RW, READ
phungductung 0:8ede47d38d10 285 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
phungductung 0:8ede47d38d10 286 \param [in] afe Access flag enable
phungductung 0:8ede47d38d10 287
phungductung 0:8ede47d38d10 288 \return 0
phungductung 0:8ede47d38d10 289 */
phungductung 0:8ede47d38d10 290 __STATIC_INLINE int __ap_section(uint32_t *descriptor_l1, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
phungductung 0:8ede47d38d10 291 {
phungductung 0:8ede47d38d10 292 uint32_t ap = 0;
phungductung 0:8ede47d38d10 293
phungductung 0:8ede47d38d10 294 if (afe == 0) { //full access
phungductung 0:8ede47d38d10 295 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
phungductung 0:8ede47d38d10 296 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
phungductung 0:8ede47d38d10 297 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
phungductung 0:8ede47d38d10 298 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
phungductung 0:8ede47d38d10 299 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
phungductung 0:8ede47d38d10 300 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
phungductung 0:8ede47d38d10 301 }
phungductung 0:8ede47d38d10 302
phungductung 0:8ede47d38d10 303 else { //Simplified access
phungductung 0:8ede47d38d10 304 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
phungductung 0:8ede47d38d10 305 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
phungductung 0:8ede47d38d10 306 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
phungductung 0:8ede47d38d10 307 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
phungductung 0:8ede47d38d10 308 }
phungductung 0:8ede47d38d10 309
phungductung 0:8ede47d38d10 310 *descriptor_l1 &= SECTION_AP_MASK;
phungductung 0:8ede47d38d10 311 *descriptor_l1 |= (ap & 0x3) << SECTION_AP_SHIFT;
phungductung 0:8ede47d38d10 312 *descriptor_l1 |= ((ap & 0x4)>>2) << SECTION_AP2_SHIFT;
phungductung 0:8ede47d38d10 313
phungductung 0:8ede47d38d10 314 return 0;
phungductung 0:8ede47d38d10 315 }
phungductung 0:8ede47d38d10 316
phungductung 0:8ede47d38d10 317 /** \brief Set section shareability
phungductung 0:8ede47d38d10 318
phungductung 0:8ede47d38d10 319 The function sets section shareability
phungductung 0:8ede47d38d10 320
phungductung 0:8ede47d38d10 321 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 322 \param [in] s_bit Section shareability: NON_SHARED, SHARED
phungductung 0:8ede47d38d10 323
phungductung 0:8ede47d38d10 324 \return 0
phungductung 0:8ede47d38d10 325 */
phungductung 0:8ede47d38d10 326 __STATIC_INLINE int __shared_section(uint32_t *descriptor_l1, mmu_shared_Type s_bit)
phungductung 0:8ede47d38d10 327 {
phungductung 0:8ede47d38d10 328 *descriptor_l1 &= SECTION_S_MASK;
phungductung 0:8ede47d38d10 329 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_S_SHIFT);
phungductung 0:8ede47d38d10 330 return 0;
phungductung 0:8ede47d38d10 331 }
phungductung 0:8ede47d38d10 332
phungductung 0:8ede47d38d10 333 /** \brief Set section Global attribute
phungductung 0:8ede47d38d10 334
phungductung 0:8ede47d38d10 335 The function sets section Global attribute
phungductung 0:8ede47d38d10 336
phungductung 0:8ede47d38d10 337 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 338 \param [in] g_bit Section attribute: GLOBAL, NON_GLOBAL
phungductung 0:8ede47d38d10 339
phungductung 0:8ede47d38d10 340 \return 0
phungductung 0:8ede47d38d10 341 */
phungductung 0:8ede47d38d10 342 __STATIC_INLINE int __global_section(uint32_t *descriptor_l1, mmu_global_Type g_bit)
phungductung 0:8ede47d38d10 343 {
phungductung 0:8ede47d38d10 344 *descriptor_l1 &= SECTION_NG_MASK;
phungductung 0:8ede47d38d10 345 *descriptor_l1 |= ((g_bit & 0x1) << SECTION_NG_SHIFT);
phungductung 0:8ede47d38d10 346 return 0;
phungductung 0:8ede47d38d10 347 }
phungductung 0:8ede47d38d10 348
phungductung 0:8ede47d38d10 349 /** \brief Set section Security attribute
phungductung 0:8ede47d38d10 350
phungductung 0:8ede47d38d10 351 The function sets section Global attribute
phungductung 0:8ede47d38d10 352
phungductung 0:8ede47d38d10 353 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 354 \param [in] s_bit Section Security attribute: SECURE, NON_SECURE
phungductung 0:8ede47d38d10 355
phungductung 0:8ede47d38d10 356 \return 0
phungductung 0:8ede47d38d10 357 */
phungductung 0:8ede47d38d10 358 __STATIC_INLINE int __secure_section(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
phungductung 0:8ede47d38d10 359 {
phungductung 0:8ede47d38d10 360 *descriptor_l1 &= SECTION_NS_MASK;
phungductung 0:8ede47d38d10 361 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_NS_SHIFT);
phungductung 0:8ede47d38d10 362 return 0;
phungductung 0:8ede47d38d10 363 }
phungductung 0:8ede47d38d10 364
phungductung 0:8ede47d38d10 365 /* Page 4k or 64k */
phungductung 0:8ede47d38d10 366 /** \brief Set 4k/64k page execution-never attribute
phungductung 0:8ede47d38d10 367
phungductung 0:8ede47d38d10 368 The function sets 4k/64k page execution-never attribute
phungductung 0:8ede47d38d10 369
phungductung 0:8ede47d38d10 370 \param [out] descriptor_l2 L2 descriptor.
phungductung 0:8ede47d38d10 371 \param [in] xn Page execution-never attribute : EXECUTE , NON_EXECUTE.
phungductung 0:8ede47d38d10 372 \param [in] page Page size: PAGE_4k, PAGE_64k,
phungductung 0:8ede47d38d10 373
phungductung 0:8ede47d38d10 374 \return 0
phungductung 0:8ede47d38d10 375 */
phungductung 0:8ede47d38d10 376 __STATIC_INLINE int __xn_page(uint32_t *descriptor_l2, mmu_execute_Type xn, mmu_region_size_Type page)
phungductung 0:8ede47d38d10 377 {
phungductung 0:8ede47d38d10 378 if (page == PAGE_4k)
phungductung 0:8ede47d38d10 379 {
phungductung 0:8ede47d38d10 380 *descriptor_l2 &= PAGE_XN_4K_MASK;
phungductung 0:8ede47d38d10 381 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_4K_SHIFT);
phungductung 0:8ede47d38d10 382 }
phungductung 0:8ede47d38d10 383 else
phungductung 0:8ede47d38d10 384 {
phungductung 0:8ede47d38d10 385 *descriptor_l2 &= PAGE_XN_64K_MASK;
phungductung 0:8ede47d38d10 386 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_64K_SHIFT);
phungductung 0:8ede47d38d10 387 }
phungductung 0:8ede47d38d10 388 return 0;
phungductung 0:8ede47d38d10 389 }
phungductung 0:8ede47d38d10 390
phungductung 0:8ede47d38d10 391 /** \brief Set 4k/64k page domain
phungductung 0:8ede47d38d10 392
phungductung 0:8ede47d38d10 393 The function sets 4k/64k page domain
phungductung 0:8ede47d38d10 394
phungductung 0:8ede47d38d10 395 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 396 \param [in] domain Page domain
phungductung 0:8ede47d38d10 397
phungductung 0:8ede47d38d10 398 \return 0
phungductung 0:8ede47d38d10 399 */
phungductung 0:8ede47d38d10 400 __STATIC_INLINE int __domain_page(uint32_t *descriptor_l1, uint8_t domain)
phungductung 0:8ede47d38d10 401 {
phungductung 0:8ede47d38d10 402 *descriptor_l1 &= PAGE_DOMAIN_MASK;
phungductung 0:8ede47d38d10 403 *descriptor_l1 |= ((domain & 0xf) << PAGE_DOMAIN_SHIFT);
phungductung 0:8ede47d38d10 404 return 0;
phungductung 0:8ede47d38d10 405 }
phungductung 0:8ede47d38d10 406
phungductung 0:8ede47d38d10 407 /** \brief Set 4k/64k page parity check
phungductung 0:8ede47d38d10 408
phungductung 0:8ede47d38d10 409 The function sets 4k/64k page parity check
phungductung 0:8ede47d38d10 410
phungductung 0:8ede47d38d10 411 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 412 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
phungductung 0:8ede47d38d10 413
phungductung 0:8ede47d38d10 414 \return 0
phungductung 0:8ede47d38d10 415 */
phungductung 0:8ede47d38d10 416 __STATIC_INLINE int __p_page(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
phungductung 0:8ede47d38d10 417 {
phungductung 0:8ede47d38d10 418 *descriptor_l1 &= SECTION_P_MASK;
phungductung 0:8ede47d38d10 419 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
phungductung 0:8ede47d38d10 420 return 0;
phungductung 0:8ede47d38d10 421 }
phungductung 0:8ede47d38d10 422
phungductung 0:8ede47d38d10 423 /** \brief Set 4k/64k page access privileges
phungductung 0:8ede47d38d10 424
phungductung 0:8ede47d38d10 425 The function sets 4k/64k page access privileges
phungductung 0:8ede47d38d10 426
phungductung 0:8ede47d38d10 427 \param [out] descriptor_l2 L2 descriptor.
phungductung 0:8ede47d38d10 428 \param [in] user User Level Access: NO_ACCESS, RW, READ
phungductung 0:8ede47d38d10 429 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
phungductung 0:8ede47d38d10 430 \param [in] afe Access flag enable
phungductung 0:8ede47d38d10 431
phungductung 0:8ede47d38d10 432 \return 0
phungductung 0:8ede47d38d10 433 */
phungductung 0:8ede47d38d10 434 __STATIC_INLINE int __ap_page(uint32_t *descriptor_l2, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
phungductung 0:8ede47d38d10 435 {
phungductung 0:8ede47d38d10 436 uint32_t ap = 0;
phungductung 0:8ede47d38d10 437
phungductung 0:8ede47d38d10 438 if (afe == 0) { //full access
phungductung 0:8ede47d38d10 439 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
phungductung 0:8ede47d38d10 440 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
phungductung 0:8ede47d38d10 441 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
phungductung 0:8ede47d38d10 442 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
phungductung 0:8ede47d38d10 443 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
phungductung 0:8ede47d38d10 444 else if ((priv == READ) && (user == READ)) { ap = 0x6; }
phungductung 0:8ede47d38d10 445 }
phungductung 0:8ede47d38d10 446
phungductung 0:8ede47d38d10 447 else { //Simplified access
phungductung 0:8ede47d38d10 448 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
phungductung 0:8ede47d38d10 449 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
phungductung 0:8ede47d38d10 450 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
phungductung 0:8ede47d38d10 451 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
phungductung 0:8ede47d38d10 452 }
phungductung 0:8ede47d38d10 453
phungductung 0:8ede47d38d10 454 *descriptor_l2 &= PAGE_AP_MASK;
phungductung 0:8ede47d38d10 455 *descriptor_l2 |= (ap & 0x3) << PAGE_AP_SHIFT;
phungductung 0:8ede47d38d10 456 *descriptor_l2 |= ((ap & 0x4)>>2) << PAGE_AP2_SHIFT;
phungductung 0:8ede47d38d10 457
phungductung 0:8ede47d38d10 458 return 0;
phungductung 0:8ede47d38d10 459 }
phungductung 0:8ede47d38d10 460
phungductung 0:8ede47d38d10 461 /** \brief Set 4k/64k page shareability
phungductung 0:8ede47d38d10 462
phungductung 0:8ede47d38d10 463 The function sets 4k/64k page shareability
phungductung 0:8ede47d38d10 464
phungductung 0:8ede47d38d10 465 \param [out] descriptor_l2 L2 descriptor.
phungductung 0:8ede47d38d10 466 \param [in] s_bit 4k/64k page shareability: NON_SHARED, SHARED
phungductung 0:8ede47d38d10 467
phungductung 0:8ede47d38d10 468 \return 0
phungductung 0:8ede47d38d10 469 */
phungductung 0:8ede47d38d10 470 __STATIC_INLINE int __shared_page(uint32_t *descriptor_l2, mmu_shared_Type s_bit)
phungductung 0:8ede47d38d10 471 {
phungductung 0:8ede47d38d10 472 *descriptor_l2 &= PAGE_S_MASK;
phungductung 0:8ede47d38d10 473 *descriptor_l2 |= ((s_bit & 0x1) << PAGE_S_SHIFT);
phungductung 0:8ede47d38d10 474 return 0;
phungductung 0:8ede47d38d10 475 }
phungductung 0:8ede47d38d10 476
phungductung 0:8ede47d38d10 477 /** \brief Set 4k/64k page Global attribute
phungductung 0:8ede47d38d10 478
phungductung 0:8ede47d38d10 479 The function sets 4k/64k page Global attribute
phungductung 0:8ede47d38d10 480
phungductung 0:8ede47d38d10 481 \param [out] descriptor_l2 L2 descriptor.
phungductung 0:8ede47d38d10 482 \param [in] g_bit 4k/64k page attribute: GLOBAL, NON_GLOBAL
phungductung 0:8ede47d38d10 483
phungductung 0:8ede47d38d10 484 \return 0
phungductung 0:8ede47d38d10 485 */
phungductung 0:8ede47d38d10 486 __STATIC_INLINE int __global_page(uint32_t *descriptor_l2, mmu_global_Type g_bit)
phungductung 0:8ede47d38d10 487 {
phungductung 0:8ede47d38d10 488 *descriptor_l2 &= PAGE_NG_MASK;
phungductung 0:8ede47d38d10 489 *descriptor_l2 |= ((g_bit & 0x1) << PAGE_NG_SHIFT);
phungductung 0:8ede47d38d10 490 return 0;
phungductung 0:8ede47d38d10 491 }
phungductung 0:8ede47d38d10 492
phungductung 0:8ede47d38d10 493 /** \brief Set 4k/64k page Security attribute
phungductung 0:8ede47d38d10 494
phungductung 0:8ede47d38d10 495 The function sets 4k/64k page Global attribute
phungductung 0:8ede47d38d10 496
phungductung 0:8ede47d38d10 497 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 498 \param [in] s_bit 4k/64k page Security attribute: SECURE, NON_SECURE
phungductung 0:8ede47d38d10 499
phungductung 0:8ede47d38d10 500 \return 0
phungductung 0:8ede47d38d10 501 */
phungductung 0:8ede47d38d10 502 __STATIC_INLINE int __secure_page(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
phungductung 0:8ede47d38d10 503 {
phungductung 0:8ede47d38d10 504 *descriptor_l1 &= PAGE_NS_MASK;
phungductung 0:8ede47d38d10 505 *descriptor_l1 |= ((s_bit & 0x1) << PAGE_NS_SHIFT);
phungductung 0:8ede47d38d10 506 return 0;
phungductung 0:8ede47d38d10 507 }
phungductung 0:8ede47d38d10 508
phungductung 0:8ede47d38d10 509
phungductung 0:8ede47d38d10 510 /** \brief Set Section memory attributes
phungductung 0:8ede47d38d10 511
phungductung 0:8ede47d38d10 512 The function sets section memory attributes
phungductung 0:8ede47d38d10 513
phungductung 0:8ede47d38d10 514 \param [out] descriptor_l1 L1 descriptor.
phungductung 0:8ede47d38d10 515 \param [in] mem Section memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
phungductung 0:8ede47d38d10 516 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
phungductung 0:8ede47d38d10 517 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
phungductung 0:8ede47d38d10 518
phungductung 0:8ede47d38d10 519 \return 0
phungductung 0:8ede47d38d10 520 */
phungductung 0:8ede47d38d10 521 __STATIC_INLINE int __memory_section(uint32_t *descriptor_l1, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner)
phungductung 0:8ede47d38d10 522 {
phungductung 0:8ede47d38d10 523 *descriptor_l1 &= SECTION_TEXCB_MASK;
phungductung 0:8ede47d38d10 524
phungductung 0:8ede47d38d10 525 if (STRONGLY_ORDERED == mem)
phungductung 0:8ede47d38d10 526 {
phungductung 0:8ede47d38d10 527 return 0;
phungductung 0:8ede47d38d10 528 }
phungductung 0:8ede47d38d10 529 else if (SHARED_DEVICE == mem)
phungductung 0:8ede47d38d10 530 {
phungductung 0:8ede47d38d10 531 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
phungductung 0:8ede47d38d10 532 }
phungductung 0:8ede47d38d10 533 else if (NON_SHARED_DEVICE == mem)
phungductung 0:8ede47d38d10 534 {
phungductung 0:8ede47d38d10 535 *descriptor_l1 |= (1 << SECTION_TEX1_SHIFT);
phungductung 0:8ede47d38d10 536 }
phungductung 0:8ede47d38d10 537 else if (NORMAL == mem)
phungductung 0:8ede47d38d10 538 {
phungductung 0:8ede47d38d10 539 *descriptor_l1 |= 1 << SECTION_TEX2_SHIFT;
phungductung 0:8ede47d38d10 540 switch(inner)
phungductung 0:8ede47d38d10 541 {
phungductung 0:8ede47d38d10 542 case NON_CACHEABLE:
phungductung 0:8ede47d38d10 543 break;
phungductung 0:8ede47d38d10 544 case WB_WA:
phungductung 0:8ede47d38d10 545 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
phungductung 0:8ede47d38d10 546 break;
phungductung 0:8ede47d38d10 547 case WT:
phungductung 0:8ede47d38d10 548 *descriptor_l1 |= 1 << SECTION_C_SHIFT;
phungductung 0:8ede47d38d10 549 break;
phungductung 0:8ede47d38d10 550 case WB_NO_WA:
phungductung 0:8ede47d38d10 551 *descriptor_l1 |= (1 << SECTION_B_SHIFT) | (1 << SECTION_C_SHIFT);
phungductung 0:8ede47d38d10 552 break;
phungductung 0:8ede47d38d10 553 }
phungductung 0:8ede47d38d10 554 switch(outer)
phungductung 0:8ede47d38d10 555 {
phungductung 0:8ede47d38d10 556 case NON_CACHEABLE:
phungductung 0:8ede47d38d10 557 break;
phungductung 0:8ede47d38d10 558 case WB_WA:
phungductung 0:8ede47d38d10 559 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT);
phungductung 0:8ede47d38d10 560 break;
phungductung 0:8ede47d38d10 561 case WT:
phungductung 0:8ede47d38d10 562 *descriptor_l1 |= 1 << SECTION_TEX1_SHIFT;
phungductung 0:8ede47d38d10 563 break;
phungductung 0:8ede47d38d10 564 case WB_NO_WA:
phungductung 0:8ede47d38d10 565 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT) | (1 << SECTION_TEX0_SHIFT);
phungductung 0:8ede47d38d10 566 break;
phungductung 0:8ede47d38d10 567 }
phungductung 0:8ede47d38d10 568 }
phungductung 0:8ede47d38d10 569
phungductung 0:8ede47d38d10 570 return 0;
phungductung 0:8ede47d38d10 571 }
phungductung 0:8ede47d38d10 572
phungductung 0:8ede47d38d10 573 /** \brief Set 4k/64k page memory attributes
phungductung 0:8ede47d38d10 574
phungductung 0:8ede47d38d10 575 The function sets 4k/64k page memory attributes
phungductung 0:8ede47d38d10 576
phungductung 0:8ede47d38d10 577 \param [out] descriptor_l2 L2 descriptor.
phungductung 0:8ede47d38d10 578 \param [in] mem 4k/64k page memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
phungductung 0:8ede47d38d10 579 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
phungductung 0:8ede47d38d10 580 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
phungductung 0:8ede47d38d10 581
phungductung 0:8ede47d38d10 582 \return 0
phungductung 0:8ede47d38d10 583 */
phungductung 0:8ede47d38d10 584 __STATIC_INLINE int __memory_page(uint32_t *descriptor_l2, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner, mmu_region_size_Type page)
phungductung 0:8ede47d38d10 585 {
phungductung 0:8ede47d38d10 586 *descriptor_l2 &= PAGE_4K_TEXCB_MASK;
phungductung 0:8ede47d38d10 587
phungductung 0:8ede47d38d10 588 if (page == PAGE_64k)
phungductung 0:8ede47d38d10 589 {
phungductung 0:8ede47d38d10 590 //same as section
phungductung 0:8ede47d38d10 591 __memory_section(descriptor_l2, mem, outer, inner);
phungductung 0:8ede47d38d10 592 }
phungductung 0:8ede47d38d10 593 else
phungductung 0:8ede47d38d10 594 {
phungductung 0:8ede47d38d10 595 if (STRONGLY_ORDERED == mem)
phungductung 0:8ede47d38d10 596 {
phungductung 0:8ede47d38d10 597 return 0;
phungductung 0:8ede47d38d10 598 }
phungductung 0:8ede47d38d10 599 else if (SHARED_DEVICE == mem)
phungductung 0:8ede47d38d10 600 {
phungductung 0:8ede47d38d10 601 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
phungductung 0:8ede47d38d10 602 }
phungductung 0:8ede47d38d10 603 else if (NON_SHARED_DEVICE == mem)
phungductung 0:8ede47d38d10 604 {
phungductung 0:8ede47d38d10 605 *descriptor_l2 |= (1 << PAGE_4K_TEX1_SHIFT);
phungductung 0:8ede47d38d10 606 }
phungductung 0:8ede47d38d10 607 else if (NORMAL == mem)
phungductung 0:8ede47d38d10 608 {
phungductung 0:8ede47d38d10 609 *descriptor_l2 |= 1 << PAGE_4K_TEX2_SHIFT;
phungductung 0:8ede47d38d10 610 switch(inner)
phungductung 0:8ede47d38d10 611 {
phungductung 0:8ede47d38d10 612 case NON_CACHEABLE:
phungductung 0:8ede47d38d10 613 break;
phungductung 0:8ede47d38d10 614 case WB_WA:
phungductung 0:8ede47d38d10 615 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
phungductung 0:8ede47d38d10 616 break;
phungductung 0:8ede47d38d10 617 case WT:
phungductung 0:8ede47d38d10 618 *descriptor_l2 |= 1 << PAGE_4K_C_SHIFT;
phungductung 0:8ede47d38d10 619 break;
phungductung 0:8ede47d38d10 620 case WB_NO_WA:
phungductung 0:8ede47d38d10 621 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT) | (1 << PAGE_4K_C_SHIFT);
phungductung 0:8ede47d38d10 622 break;
phungductung 0:8ede47d38d10 623 }
phungductung 0:8ede47d38d10 624 switch(outer)
phungductung 0:8ede47d38d10 625 {
phungductung 0:8ede47d38d10 626 case NON_CACHEABLE:
phungductung 0:8ede47d38d10 627 break;
phungductung 0:8ede47d38d10 628 case WB_WA:
phungductung 0:8ede47d38d10 629 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT);
phungductung 0:8ede47d38d10 630 break;
phungductung 0:8ede47d38d10 631 case WT:
phungductung 0:8ede47d38d10 632 *descriptor_l2 |= 1 << PAGE_4K_TEX1_SHIFT;
phungductung 0:8ede47d38d10 633 break;
phungductung 0:8ede47d38d10 634 case WB_NO_WA:
phungductung 0:8ede47d38d10 635 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT) | (1 << PAGE_4K_TEX0_SHIFT);
phungductung 0:8ede47d38d10 636 break;
phungductung 0:8ede47d38d10 637 }
phungductung 0:8ede47d38d10 638 }
phungductung 0:8ede47d38d10 639 }
phungductung 0:8ede47d38d10 640
phungductung 0:8ede47d38d10 641 return 0;
phungductung 0:8ede47d38d10 642 }
phungductung 0:8ede47d38d10 643
phungductung 0:8ede47d38d10 644 /** \brief Create a L1 section descriptor
phungductung 0:8ede47d38d10 645
phungductung 0:8ede47d38d10 646 The function creates a section descriptor.
phungductung 0:8ede47d38d10 647
phungductung 0:8ede47d38d10 648 Assumptions:
phungductung 0:8ede47d38d10 649 - 16MB super sections not supported
phungductung 0:8ede47d38d10 650 - TEX remap disabled, so memory type and attributes are described directly by bits in the descriptor
phungductung 0:8ede47d38d10 651 - Functions always return 0
phungductung 0:8ede47d38d10 652
phungductung 0:8ede47d38d10 653 \param [out] descriptor L1 descriptor
phungductung 0:8ede47d38d10 654 \param [out] descriptor2 L2 descriptor
phungductung 0:8ede47d38d10 655 \param [in] reg Section attributes
phungductung 0:8ede47d38d10 656
phungductung 0:8ede47d38d10 657 \return 0
phungductung 0:8ede47d38d10 658 */
phungductung 0:8ede47d38d10 659 __STATIC_INLINE int __get_section_descriptor(uint32_t *descriptor, mmu_region_attributes_Type reg)
phungductung 0:8ede47d38d10 660 {
phungductung 0:8ede47d38d10 661 *descriptor = 0;
phungductung 0:8ede47d38d10 662
phungductung 0:8ede47d38d10 663 __memory_section(descriptor, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t);
phungductung 0:8ede47d38d10 664 __xn_section(descriptor,reg.xn_t);
phungductung 0:8ede47d38d10 665 __domain_section(descriptor, reg.domain);
phungductung 0:8ede47d38d10 666 __p_section(descriptor, reg.e_t);
phungductung 0:8ede47d38d10 667 __ap_section(descriptor, reg.priv_t, reg.user_t, 1);
phungductung 0:8ede47d38d10 668 __shared_section(descriptor,reg.sh_t);
phungductung 0:8ede47d38d10 669 __global_section(descriptor,reg.g_t);
phungductung 0:8ede47d38d10 670 __secure_section(descriptor,reg.sec_t);
phungductung 0:8ede47d38d10 671 *descriptor &= SECTION_MASK;
phungductung 0:8ede47d38d10 672 *descriptor |= SECTION_DESCRIPTOR;
phungductung 0:8ede47d38d10 673
phungductung 0:8ede47d38d10 674 return 0;
phungductung 0:8ede47d38d10 675
phungductung 0:8ede47d38d10 676 }
phungductung 0:8ede47d38d10 677
phungductung 0:8ede47d38d10 678
phungductung 0:8ede47d38d10 679 /** \brief Create a L1 and L2 4k/64k page descriptor
phungductung 0:8ede47d38d10 680
phungductung 0:8ede47d38d10 681 The function creates a 4k/64k page descriptor.
phungductung 0:8ede47d38d10 682 Assumptions:
phungductung 0:8ede47d38d10 683 - TEX remap disabled, so memory type and attributes are described directly by bits in the descriptor
phungductung 0:8ede47d38d10 684 - Functions always return 0
phungductung 0:8ede47d38d10 685
phungductung 0:8ede47d38d10 686 \param [out] descriptor L1 descriptor
phungductung 0:8ede47d38d10 687 \param [out] descriptor2 L2 descriptor
phungductung 0:8ede47d38d10 688 \param [in] reg 4k/64k page attributes
phungductung 0:8ede47d38d10 689
phungductung 0:8ede47d38d10 690 \return 0
phungductung 0:8ede47d38d10 691 */
phungductung 0:8ede47d38d10 692 __STATIC_INLINE int __get_page_descriptor(uint32_t *descriptor, uint32_t *descriptor2, mmu_region_attributes_Type reg)
phungductung 0:8ede47d38d10 693 {
phungductung 0:8ede47d38d10 694 *descriptor = 0;
phungductung 0:8ede47d38d10 695 *descriptor2 = 0;
phungductung 0:8ede47d38d10 696
phungductung 0:8ede47d38d10 697 switch (reg.rg_t)
phungductung 0:8ede47d38d10 698 {
phungductung 0:8ede47d38d10 699 case PAGE_4k:
phungductung 0:8ede47d38d10 700 __memory_page(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_4k);
phungductung 0:8ede47d38d10 701 __xn_page(descriptor2, reg.xn_t, PAGE_4k);
phungductung 0:8ede47d38d10 702 __domain_page(descriptor, reg.domain);
phungductung 0:8ede47d38d10 703 __p_page(descriptor, reg.e_t);
phungductung 0:8ede47d38d10 704 __ap_page(descriptor2, reg.priv_t, reg.user_t, 1);
phungductung 0:8ede47d38d10 705 __shared_page(descriptor2,reg.sh_t);
phungductung 0:8ede47d38d10 706 __global_page(descriptor2,reg.g_t);
phungductung 0:8ede47d38d10 707 __secure_page(descriptor,reg.sec_t);
phungductung 0:8ede47d38d10 708 *descriptor &= PAGE_L1_MASK;
phungductung 0:8ede47d38d10 709 *descriptor |= PAGE_L1_DESCRIPTOR;
phungductung 0:8ede47d38d10 710 *descriptor2 &= PAGE_L2_4K_MASK;
phungductung 0:8ede47d38d10 711 *descriptor2 |= PAGE_L2_4K_DESC;
phungductung 0:8ede47d38d10 712 break;
phungductung 0:8ede47d38d10 713
phungductung 0:8ede47d38d10 714 case PAGE_64k:
phungductung 0:8ede47d38d10 715 __memory_page(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_64k);
phungductung 0:8ede47d38d10 716 __xn_page(descriptor2, reg.xn_t, PAGE_64k);
phungductung 0:8ede47d38d10 717 __domain_page(descriptor, reg.domain);
phungductung 0:8ede47d38d10 718 __p_page(descriptor, reg.e_t);
phungductung 0:8ede47d38d10 719 __ap_page(descriptor2, reg.priv_t, reg.user_t, 1);
phungductung 0:8ede47d38d10 720 __shared_page(descriptor2,reg.sh_t);
phungductung 0:8ede47d38d10 721 __global_page(descriptor2,reg.g_t);
phungductung 0:8ede47d38d10 722 __secure_page(descriptor,reg.sec_t);
phungductung 0:8ede47d38d10 723 *descriptor &= PAGE_L1_MASK;
phungductung 0:8ede47d38d10 724 *descriptor |= PAGE_L1_DESCRIPTOR;
phungductung 0:8ede47d38d10 725 *descriptor2 &= PAGE_L2_64K_MASK;
phungductung 0:8ede47d38d10 726 *descriptor2 |= PAGE_L2_64K_DESC;
phungductung 0:8ede47d38d10 727 break;
phungductung 0:8ede47d38d10 728
phungductung 0:8ede47d38d10 729 case SECTION:
phungductung 0:8ede47d38d10 730 //error
phungductung 0:8ede47d38d10 731 break;
phungductung 0:8ede47d38d10 732
phungductung 0:8ede47d38d10 733 }
phungductung 0:8ede47d38d10 734
phungductung 0:8ede47d38d10 735 return 0;
phungductung 0:8ede47d38d10 736
phungductung 0:8ede47d38d10 737 }
phungductung 0:8ede47d38d10 738
phungductung 0:8ede47d38d10 739 /** \brief Create a 1MB Section
phungductung 0:8ede47d38d10 740
phungductung 0:8ede47d38d10 741 \param [in] ttb Translation table base address
phungductung 0:8ede47d38d10 742 \param [in] base_address Section base address
phungductung 0:8ede47d38d10 743 \param [in] count Number of sections to create
phungductung 0:8ede47d38d10 744 \param [in] descriptor_l1 L1 descriptor (region attributes)
phungductung 0:8ede47d38d10 745
phungductung 0:8ede47d38d10 746 */
phungductung 0:8ede47d38d10 747 __STATIC_INLINE void __TTSection(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1)
phungductung 0:8ede47d38d10 748 {
phungductung 0:8ede47d38d10 749 uint32_t offset;
phungductung 0:8ede47d38d10 750 uint32_t entry;
phungductung 0:8ede47d38d10 751 uint32_t i;
phungductung 0:8ede47d38d10 752
phungductung 0:8ede47d38d10 753 offset = base_address >> 20;
phungductung 0:8ede47d38d10 754 entry = (base_address & 0xFFF00000) | descriptor_l1;
phungductung 0:8ede47d38d10 755
phungductung 0:8ede47d38d10 756 //4 bytes aligned
phungductung 0:8ede47d38d10 757 ttb = ttb + offset;
phungductung 0:8ede47d38d10 758
phungductung 0:8ede47d38d10 759 for (i = 0; i < count; i++ )
phungductung 0:8ede47d38d10 760 {
phungductung 0:8ede47d38d10 761 //4 bytes aligned
phungductung 0:8ede47d38d10 762 *ttb++ = entry;
phungductung 0:8ede47d38d10 763 entry += OFFSET_1M;
phungductung 0:8ede47d38d10 764 }
phungductung 0:8ede47d38d10 765 }
phungductung 0:8ede47d38d10 766
phungductung 0:8ede47d38d10 767 /** \brief Create a 4k page entry
phungductung 0:8ede47d38d10 768
phungductung 0:8ede47d38d10 769 \param [in] ttb L1 table base address
phungductung 0:8ede47d38d10 770 \param [in] base_address 4k base address
phungductung 0:8ede47d38d10 771 \param [in] count Number of 4k pages to create
phungductung 0:8ede47d38d10 772 \param [in] descriptor_l1 L1 descriptor (region attributes)
phungductung 0:8ede47d38d10 773 \param [in] ttb_l2 L2 table base address
phungductung 0:8ede47d38d10 774 \param [in] descriptor_l2 L2 descriptor (region attributes)
phungductung 0:8ede47d38d10 775
phungductung 0:8ede47d38d10 776 */
phungductung 0:8ede47d38d10 777 __STATIC_INLINE void __TTPage_4k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
phungductung 0:8ede47d38d10 778 {
phungductung 0:8ede47d38d10 779
phungductung 0:8ede47d38d10 780 uint32_t offset, offset2;
phungductung 0:8ede47d38d10 781 uint32_t entry, entry2;
phungductung 0:8ede47d38d10 782 uint32_t i;
phungductung 0:8ede47d38d10 783
phungductung 0:8ede47d38d10 784
phungductung 0:8ede47d38d10 785 offset = base_address >> 20;
phungductung 0:8ede47d38d10 786 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
phungductung 0:8ede47d38d10 787
phungductung 0:8ede47d38d10 788 //4 bytes aligned
phungductung 0:8ede47d38d10 789 ttb += offset;
phungductung 0:8ede47d38d10 790 //create l1_entry
phungductung 0:8ede47d38d10 791 *ttb = entry;
phungductung 0:8ede47d38d10 792
phungductung 0:8ede47d38d10 793 offset2 = (base_address & 0xff000) >> 12;
phungductung 0:8ede47d38d10 794 ttb_l2 += offset2;
phungductung 0:8ede47d38d10 795 entry2 = (base_address & 0xFFFFF000) | descriptor_l2;
phungductung 0:8ede47d38d10 796 for (i = 0; i < count; i++ )
phungductung 0:8ede47d38d10 797 {
phungductung 0:8ede47d38d10 798 //4 bytes aligned
phungductung 0:8ede47d38d10 799 *ttb_l2++ = entry2;
phungductung 0:8ede47d38d10 800 entry2 += OFFSET_4K;
phungductung 0:8ede47d38d10 801 }
phungductung 0:8ede47d38d10 802 }
phungductung 0:8ede47d38d10 803
phungductung 0:8ede47d38d10 804 /** \brief Create a 64k page entry
phungductung 0:8ede47d38d10 805
phungductung 0:8ede47d38d10 806 \param [in] ttb L1 table base address
phungductung 0:8ede47d38d10 807 \param [in] base_address 64k base address
phungductung 0:8ede47d38d10 808 \param [in] count Number of 64k pages to create
phungductung 0:8ede47d38d10 809 \param [in] descriptor_l1 L1 descriptor (region attributes)
phungductung 0:8ede47d38d10 810 \param [in] ttb_l2 L2 table base address
phungductung 0:8ede47d38d10 811 \param [in] descriptor_l2 L2 descriptor (region attributes)
phungductung 0:8ede47d38d10 812
phungductung 0:8ede47d38d10 813 */
phungductung 0:8ede47d38d10 814 __STATIC_INLINE void __TTPage_64k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
phungductung 0:8ede47d38d10 815 {
phungductung 0:8ede47d38d10 816 uint32_t offset, offset2;
phungductung 0:8ede47d38d10 817 uint32_t entry, entry2;
phungductung 0:8ede47d38d10 818 uint32_t i,j;
phungductung 0:8ede47d38d10 819
phungductung 0:8ede47d38d10 820
phungductung 0:8ede47d38d10 821 offset = base_address >> 20;
phungductung 0:8ede47d38d10 822 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
phungductung 0:8ede47d38d10 823
phungductung 0:8ede47d38d10 824 //4 bytes aligned
phungductung 0:8ede47d38d10 825 ttb += offset;
phungductung 0:8ede47d38d10 826 //create l1_entry
phungductung 0:8ede47d38d10 827 *ttb = entry;
phungductung 0:8ede47d38d10 828
phungductung 0:8ede47d38d10 829 offset2 = (base_address & 0xff000) >> 12;
phungductung 0:8ede47d38d10 830 ttb_l2 += offset2;
phungductung 0:8ede47d38d10 831 entry2 = (base_address & 0xFFFF0000) | descriptor_l2;
phungductung 0:8ede47d38d10 832 for (i = 0; i < count; i++ )
phungductung 0:8ede47d38d10 833 {
phungductung 0:8ede47d38d10 834 //create 16 entries
phungductung 0:8ede47d38d10 835 for (j = 0; j < 16; j++)
phungductung 0:8ede47d38d10 836 //4 bytes aligned
phungductung 0:8ede47d38d10 837 *ttb_l2++ = entry2;
phungductung 0:8ede47d38d10 838 entry2 += OFFSET_64K;
phungductung 0:8ede47d38d10 839 }
phungductung 0:8ede47d38d10 840 }
phungductung 0:8ede47d38d10 841
phungductung 0:8ede47d38d10 842 /*@} end of MMU_Functions */
phungductung 0:8ede47d38d10 843 #endif
phungductung 0:8ede47d38d10 844
phungductung 0:8ede47d38d10 845 #ifdef __cplusplus
phungductung 0:8ede47d38d10 846 }
phungductung 0:8ede47d38d10 847 #endif