Micah B / mbed

mbed

Dependents:   DHTSensor_Test K64F_eCompass_OneNET_JW

TARGET_ARCH_GPRS/core_ca_mmu.h@0:2cc6bb4d7fea, 2015-02-25 (annotated)

Committer:
mbotkinl
Date:
Wed Feb 25 20:22:22 2015 +0000
Revision:
0:2cc6bb4d7fea
Working code to read Temperature and Humidity readings

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbotkinl 0:2cc6bb4d7fea 1 ;/**************************************************************************//**
mbotkinl 0:2cc6bb4d7fea 2 ; * @file core_ca_mmu.h
mbotkinl 0:2cc6bb4d7fea 3 ; * @brief MMU Startup File for
mbotkinl 0:2cc6bb4d7fea 4 ; * VE_A9_MP Device Series
mbotkinl 0:2cc6bb4d7fea 5 ; * @version V1.01
mbotkinl 0:2cc6bb4d7fea 6 ; * @date 25 March 2013
mbotkinl 0:2cc6bb4d7fea 7 ; *
mbotkinl 0:2cc6bb4d7fea 8 ; * @note
mbotkinl 0:2cc6bb4d7fea 9 ; *
mbotkinl 0:2cc6bb4d7fea 10 ; ******************************************************************************/
mbotkinl 0:2cc6bb4d7fea 11 ;/* Copyright (c) 2012 ARM LIMITED
mbotkinl 0:2cc6bb4d7fea 12 ;
mbotkinl 0:2cc6bb4d7fea 13 ; All rights reserved.
mbotkinl 0:2cc6bb4d7fea 14 ; Redistribution and use in source and binary forms, with or without
mbotkinl 0:2cc6bb4d7fea 15 ; modification, are permitted provided that the following conditions are met:
mbotkinl 0:2cc6bb4d7fea 16 ; - Redistributions of source code must retain the above copyright
mbotkinl 0:2cc6bb4d7fea 17 ; notice, this list of conditions and the following disclaimer.
mbotkinl 0:2cc6bb4d7fea 18 ; - Redistributions in binary form must reproduce the above copyright
mbotkinl 0:2cc6bb4d7fea 19 ; notice, this list of conditions and the following disclaimer in the
mbotkinl 0:2cc6bb4d7fea 20 ; documentation and/or other materials provided with the distribution.
mbotkinl 0:2cc6bb4d7fea 21 ; - Neither the name of ARM nor the names of its contributors may be used
mbotkinl 0:2cc6bb4d7fea 22 ; to endorse or promote products derived from this software without
mbotkinl 0:2cc6bb4d7fea 23 ; specific prior written permission.
mbotkinl 0:2cc6bb4d7fea 24 ; *
mbotkinl 0:2cc6bb4d7fea 25 ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbotkinl 0:2cc6bb4d7fea 26 ; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbotkinl 0:2cc6bb4d7fea 27 ; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
mbotkinl 0:2cc6bb4d7fea 28 ; ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
mbotkinl 0:2cc6bb4d7fea 29 ; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
mbotkinl 0:2cc6bb4d7fea 30 ; CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
mbotkinl 0:2cc6bb4d7fea 31 ; SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
mbotkinl 0:2cc6bb4d7fea 32 ; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
mbotkinl 0:2cc6bb4d7fea 33 ; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
mbotkinl 0:2cc6bb4d7fea 34 ; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
mbotkinl 0:2cc6bb4d7fea 35 ; POSSIBILITY OF SUCH DAMAGE.
mbotkinl 0:2cc6bb4d7fea 36 ; ---------------------------------------------------------------------------*/
mbotkinl 0:2cc6bb4d7fea 37
mbotkinl 0:2cc6bb4d7fea 38 #ifdef __cplusplus
mbotkinl 0:2cc6bb4d7fea 39 extern "C" {
mbotkinl 0:2cc6bb4d7fea 40 #endif
mbotkinl 0:2cc6bb4d7fea 41
mbotkinl 0:2cc6bb4d7fea 42 #ifndef _MMU_FUNC_H
mbotkinl 0:2cc6bb4d7fea 43 #define _MMU_FUNC_H
mbotkinl 0:2cc6bb4d7fea 44
mbotkinl 0:2cc6bb4d7fea 45 #define SECTION_DESCRIPTOR (0x2)
mbotkinl 0:2cc6bb4d7fea 46 #define SECTION_MASK (0xFFFFFFFC)
mbotkinl 0:2cc6bb4d7fea 47
mbotkinl 0:2cc6bb4d7fea 48 #define SECTION_TEXCB_MASK (0xFFFF8FF3)
mbotkinl 0:2cc6bb4d7fea 49 #define SECTION_B_SHIFT (2)
mbotkinl 0:2cc6bb4d7fea 50 #define SECTION_C_SHIFT (3)
mbotkinl 0:2cc6bb4d7fea 51 #define SECTION_TEX0_SHIFT (12)
mbotkinl 0:2cc6bb4d7fea 52 #define SECTION_TEX1_SHIFT (13)
mbotkinl 0:2cc6bb4d7fea 53 #define SECTION_TEX2_SHIFT (14)
mbotkinl 0:2cc6bb4d7fea 54
mbotkinl 0:2cc6bb4d7fea 55 #define SECTION_XN_MASK (0xFFFFFFEF)
mbotkinl 0:2cc6bb4d7fea 56 #define SECTION_XN_SHIFT (4)
mbotkinl 0:2cc6bb4d7fea 57
mbotkinl 0:2cc6bb4d7fea 58 #define SECTION_DOMAIN_MASK (0xFFFFFE1F)
mbotkinl 0:2cc6bb4d7fea 59 #define SECTION_DOMAIN_SHIFT (5)
mbotkinl 0:2cc6bb4d7fea 60
mbotkinl 0:2cc6bb4d7fea 61 #define SECTION_P_MASK (0xFFFFFDFF)
mbotkinl 0:2cc6bb4d7fea 62 #define SECTION_P_SHIFT (9)
mbotkinl 0:2cc6bb4d7fea 63
mbotkinl 0:2cc6bb4d7fea 64 #define SECTION_AP_MASK (0xFFFF73FF)
mbotkinl 0:2cc6bb4d7fea 65 #define SECTION_AP_SHIFT (10)
mbotkinl 0:2cc6bb4d7fea 66 #define SECTION_AP2_SHIFT (15)
mbotkinl 0:2cc6bb4d7fea 67
mbotkinl 0:2cc6bb4d7fea 68 #define SECTION_S_MASK (0xFFFEFFFF)
mbotkinl 0:2cc6bb4d7fea 69 #define SECTION_S_SHIFT (16)
mbotkinl 0:2cc6bb4d7fea 70
mbotkinl 0:2cc6bb4d7fea 71 #define SECTION_NG_MASK (0xFFFDFFFF)
mbotkinl 0:2cc6bb4d7fea 72 #define SECTION_NG_SHIFT (17)
mbotkinl 0:2cc6bb4d7fea 73
mbotkinl 0:2cc6bb4d7fea 74 #define SECTION_NS_MASK (0xFFF7FFFF)
mbotkinl 0:2cc6bb4d7fea 75 #define SECTION_NS_SHIFT (19)
mbotkinl 0:2cc6bb4d7fea 76
mbotkinl 0:2cc6bb4d7fea 77
mbotkinl 0:2cc6bb4d7fea 78 #define PAGE_L1_DESCRIPTOR (0x1)
mbotkinl 0:2cc6bb4d7fea 79 #define PAGE_L1_MASK (0xFFFFFFFC)
mbotkinl 0:2cc6bb4d7fea 80
mbotkinl 0:2cc6bb4d7fea 81 #define PAGE_L2_4K_DESC (0x2)
mbotkinl 0:2cc6bb4d7fea 82 #define PAGE_L2_4K_MASK (0xFFFFFFFD)
mbotkinl 0:2cc6bb4d7fea 83
mbotkinl 0:2cc6bb4d7fea 84 #define PAGE_L2_64K_DESC (0x1)
mbotkinl 0:2cc6bb4d7fea 85 #define PAGE_L2_64K_MASK (0xFFFFFFFC)
mbotkinl 0:2cc6bb4d7fea 86
mbotkinl 0:2cc6bb4d7fea 87 #define PAGE_4K_TEXCB_MASK (0xFFFFFE33)
mbotkinl 0:2cc6bb4d7fea 88 #define PAGE_4K_B_SHIFT (2)
mbotkinl 0:2cc6bb4d7fea 89 #define PAGE_4K_C_SHIFT (3)
mbotkinl 0:2cc6bb4d7fea 90 #define PAGE_4K_TEX0_SHIFT (6)
mbotkinl 0:2cc6bb4d7fea 91 #define PAGE_4K_TEX1_SHIFT (7)
mbotkinl 0:2cc6bb4d7fea 92 #define PAGE_4K_TEX2_SHIFT (8)
mbotkinl 0:2cc6bb4d7fea 93
mbotkinl 0:2cc6bb4d7fea 94 #define PAGE_64K_TEXCB_MASK (0xFFFF8FF3)
mbotkinl 0:2cc6bb4d7fea 95 #define PAGE_64K_B_SHIFT (2)
mbotkinl 0:2cc6bb4d7fea 96 #define PAGE_64K_C_SHIFT (3)
mbotkinl 0:2cc6bb4d7fea 97 #define PAGE_64K_TEX0_SHIFT (12)
mbotkinl 0:2cc6bb4d7fea 98 #define PAGE_64K_TEX1_SHIFT (13)
mbotkinl 0:2cc6bb4d7fea 99 #define PAGE_64K_TEX2_SHIFT (14)
mbotkinl 0:2cc6bb4d7fea 100
mbotkinl 0:2cc6bb4d7fea 101 #define PAGE_TEXCB_MASK (0xFFFF8FF3)
mbotkinl 0:2cc6bb4d7fea 102 #define PAGE_B_SHIFT (2)
mbotkinl 0:2cc6bb4d7fea 103 #define PAGE_C_SHIFT (3)
mbotkinl 0:2cc6bb4d7fea 104 #define PAGE_TEX_SHIFT (12)
mbotkinl 0:2cc6bb4d7fea 105
mbotkinl 0:2cc6bb4d7fea 106 #define PAGE_XN_4K_MASK (0xFFFFFFFE)
mbotkinl 0:2cc6bb4d7fea 107 #define PAGE_XN_4K_SHIFT (0)
mbotkinl 0:2cc6bb4d7fea 108 #define PAGE_XN_64K_MASK (0xFFFF7FFF)
mbotkinl 0:2cc6bb4d7fea 109 #define PAGE_XN_64K_SHIFT (15)
mbotkinl 0:2cc6bb4d7fea 110
mbotkinl 0:2cc6bb4d7fea 111
mbotkinl 0:2cc6bb4d7fea 112 #define PAGE_DOMAIN_MASK (0xFFFFFE1F)
mbotkinl 0:2cc6bb4d7fea 113 #define PAGE_DOMAIN_SHIFT (5)
mbotkinl 0:2cc6bb4d7fea 114
mbotkinl 0:2cc6bb4d7fea 115 #define PAGE_P_MASK (0xFFFFFDFF)
mbotkinl 0:2cc6bb4d7fea 116 #define PAGE_P_SHIFT (9)
mbotkinl 0:2cc6bb4d7fea 117
mbotkinl 0:2cc6bb4d7fea 118 #define PAGE_AP_MASK (0xFFFFFDCF)
mbotkinl 0:2cc6bb4d7fea 119 #define PAGE_AP_SHIFT (4)
mbotkinl 0:2cc6bb4d7fea 120 #define PAGE_AP2_SHIFT (9)
mbotkinl 0:2cc6bb4d7fea 121
mbotkinl 0:2cc6bb4d7fea 122 #define PAGE_S_MASK (0xFFFFFBFF)
mbotkinl 0:2cc6bb4d7fea 123 #define PAGE_S_SHIFT (10)
mbotkinl 0:2cc6bb4d7fea 124
mbotkinl 0:2cc6bb4d7fea 125 #define PAGE_NG_MASK (0xFFFFF7FF)
mbotkinl 0:2cc6bb4d7fea 126 #define PAGE_NG_SHIFT (11)
mbotkinl 0:2cc6bb4d7fea 127
mbotkinl 0:2cc6bb4d7fea 128 #define PAGE_NS_MASK (0xFFFFFFF7)
mbotkinl 0:2cc6bb4d7fea 129 #define PAGE_NS_SHIFT (3)
mbotkinl 0:2cc6bb4d7fea 130
mbotkinl 0:2cc6bb4d7fea 131 #define OFFSET_1M (0x00100000)
mbotkinl 0:2cc6bb4d7fea 132 #define OFFSET_64K (0x00010000)
mbotkinl 0:2cc6bb4d7fea 133 #define OFFSET_4K (0x00001000)
mbotkinl 0:2cc6bb4d7fea 134
mbotkinl 0:2cc6bb4d7fea 135 #define DESCRIPTOR_FAULT (0x00000000)
mbotkinl 0:2cc6bb4d7fea 136
mbotkinl 0:2cc6bb4d7fea 137 /* ########################### MMU Function Access ########################### */
mbotkinl 0:2cc6bb4d7fea 138 /** \ingroup MMU_FunctionInterface
mbotkinl 0:2cc6bb4d7fea 139 \defgroup MMU_Functions MMU Functions Interface
mbotkinl 0:2cc6bb4d7fea 140 @{
mbotkinl 0:2cc6bb4d7fea 141 */
mbotkinl 0:2cc6bb4d7fea 142
mbotkinl 0:2cc6bb4d7fea 143 /* Attributes enumerations */
mbotkinl 0:2cc6bb4d7fea 144
mbotkinl 0:2cc6bb4d7fea 145 /* Region size attributes */
mbotkinl 0:2cc6bb4d7fea 146 typedef enum
mbotkinl 0:2cc6bb4d7fea 147 {
mbotkinl 0:2cc6bb4d7fea 148 SECTION,
mbotkinl 0:2cc6bb4d7fea 149 PAGE_4k,
mbotkinl 0:2cc6bb4d7fea 150 PAGE_64k,
mbotkinl 0:2cc6bb4d7fea 151 } mmu_region_size_Type;
mbotkinl 0:2cc6bb4d7fea 152
mbotkinl 0:2cc6bb4d7fea 153 /* Region type attributes */
mbotkinl 0:2cc6bb4d7fea 154 typedef enum
mbotkinl 0:2cc6bb4d7fea 155 {
mbotkinl 0:2cc6bb4d7fea 156 NORMAL,
mbotkinl 0:2cc6bb4d7fea 157 DEVICE,
mbotkinl 0:2cc6bb4d7fea 158 SHARED_DEVICE,
mbotkinl 0:2cc6bb4d7fea 159 NON_SHARED_DEVICE,
mbotkinl 0:2cc6bb4d7fea 160 STRONGLY_ORDERED
mbotkinl 0:2cc6bb4d7fea 161 } mmu_memory_Type;
mbotkinl 0:2cc6bb4d7fea 162
mbotkinl 0:2cc6bb4d7fea 163 /* Region cacheability attributes */
mbotkinl 0:2cc6bb4d7fea 164 typedef enum
mbotkinl 0:2cc6bb4d7fea 165 {
mbotkinl 0:2cc6bb4d7fea 166 NON_CACHEABLE,
mbotkinl 0:2cc6bb4d7fea 167 WB_WA,
mbotkinl 0:2cc6bb4d7fea 168 WT,
mbotkinl 0:2cc6bb4d7fea 169 WB_NO_WA,
mbotkinl 0:2cc6bb4d7fea 170 } mmu_cacheability_Type;
mbotkinl 0:2cc6bb4d7fea 171
mbotkinl 0:2cc6bb4d7fea 172 /* Region parity check attributes */
mbotkinl 0:2cc6bb4d7fea 173 typedef enum
mbotkinl 0:2cc6bb4d7fea 174 {
mbotkinl 0:2cc6bb4d7fea 175 ECC_DISABLED,
mbotkinl 0:2cc6bb4d7fea 176 ECC_ENABLED,
mbotkinl 0:2cc6bb4d7fea 177 } mmu_ecc_check_Type;
mbotkinl 0:2cc6bb4d7fea 178
mbotkinl 0:2cc6bb4d7fea 179 /* Region execution attributes */
mbotkinl 0:2cc6bb4d7fea 180 typedef enum
mbotkinl 0:2cc6bb4d7fea 181 {
mbotkinl 0:2cc6bb4d7fea 182 EXECUTE,
mbotkinl 0:2cc6bb4d7fea 183 NON_EXECUTE,
mbotkinl 0:2cc6bb4d7fea 184 } mmu_execute_Type;
mbotkinl 0:2cc6bb4d7fea 185
mbotkinl 0:2cc6bb4d7fea 186 /* Region global attributes */
mbotkinl 0:2cc6bb4d7fea 187 typedef enum
mbotkinl 0:2cc6bb4d7fea 188 {
mbotkinl 0:2cc6bb4d7fea 189 GLOBAL,
mbotkinl 0:2cc6bb4d7fea 190 NON_GLOBAL,
mbotkinl 0:2cc6bb4d7fea 191 } mmu_global_Type;
mbotkinl 0:2cc6bb4d7fea 192
mbotkinl 0:2cc6bb4d7fea 193 /* Region shareability attributes */
mbotkinl 0:2cc6bb4d7fea 194 typedef enum
mbotkinl 0:2cc6bb4d7fea 195 {
mbotkinl 0:2cc6bb4d7fea 196 NON_SHARED,
mbotkinl 0:2cc6bb4d7fea 197 SHARED,
mbotkinl 0:2cc6bb4d7fea 198 } mmu_shared_Type;
mbotkinl 0:2cc6bb4d7fea 199
mbotkinl 0:2cc6bb4d7fea 200 /* Region security attributes */
mbotkinl 0:2cc6bb4d7fea 201 typedef enum
mbotkinl 0:2cc6bb4d7fea 202 {
mbotkinl 0:2cc6bb4d7fea 203 SECURE,
mbotkinl 0:2cc6bb4d7fea 204 NON_SECURE,
mbotkinl 0:2cc6bb4d7fea 205 } mmu_secure_Type;
mbotkinl 0:2cc6bb4d7fea 206
mbotkinl 0:2cc6bb4d7fea 207 /* Region access attributes */
mbotkinl 0:2cc6bb4d7fea 208 typedef enum
mbotkinl 0:2cc6bb4d7fea 209 {
mbotkinl 0:2cc6bb4d7fea 210 NO_ACCESS,
mbotkinl 0:2cc6bb4d7fea 211 RW,
mbotkinl 0:2cc6bb4d7fea 212 READ,
mbotkinl 0:2cc6bb4d7fea 213 } mmu_access_Type;
mbotkinl 0:2cc6bb4d7fea 214
mbotkinl 0:2cc6bb4d7fea 215 /* Memory Region definition */
mbotkinl 0:2cc6bb4d7fea 216 typedef struct RegionStruct {
mbotkinl 0:2cc6bb4d7fea 217 mmu_region_size_Type rg_t;
mbotkinl 0:2cc6bb4d7fea 218 mmu_memory_Type mem_t;
mbotkinl 0:2cc6bb4d7fea 219 uint8_t domain;
mbotkinl 0:2cc6bb4d7fea 220 mmu_cacheability_Type inner_norm_t;
mbotkinl 0:2cc6bb4d7fea 221 mmu_cacheability_Type outer_norm_t;
mbotkinl 0:2cc6bb4d7fea 222 mmu_ecc_check_Type e_t;
mbotkinl 0:2cc6bb4d7fea 223 mmu_execute_Type xn_t;
mbotkinl 0:2cc6bb4d7fea 224 mmu_global_Type g_t;
mbotkinl 0:2cc6bb4d7fea 225 mmu_secure_Type sec_t;
mbotkinl 0:2cc6bb4d7fea 226 mmu_access_Type priv_t;
mbotkinl 0:2cc6bb4d7fea 227 mmu_access_Type user_t;
mbotkinl 0:2cc6bb4d7fea 228 mmu_shared_Type sh_t;
mbotkinl 0:2cc6bb4d7fea 229
mbotkinl 0:2cc6bb4d7fea 230 } mmu_region_attributes_Type;
mbotkinl 0:2cc6bb4d7fea 231
mbotkinl 0:2cc6bb4d7fea 232 /** \brief Set section execution-never attribute
mbotkinl 0:2cc6bb4d7fea 233
mbotkinl 0:2cc6bb4d7fea 234 The function sets section execution-never attribute
mbotkinl 0:2cc6bb4d7fea 235
mbotkinl 0:2cc6bb4d7fea 236 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 237 \param [in] xn Section execution-never attribute : EXECUTE , NON_EXECUTE.
mbotkinl 0:2cc6bb4d7fea 238
mbotkinl 0:2cc6bb4d7fea 239 \return 0
mbotkinl 0:2cc6bb4d7fea 240 */
mbotkinl 0:2cc6bb4d7fea 241 __STATIC_INLINE int __xn_section(uint32_t *descriptor_l1, mmu_execute_Type xn)
mbotkinl 0:2cc6bb4d7fea 242 {
mbotkinl 0:2cc6bb4d7fea 243 *descriptor_l1 &= SECTION_XN_MASK;
mbotkinl 0:2cc6bb4d7fea 244 *descriptor_l1 |= ((xn & 0x1) << SECTION_XN_SHIFT);
mbotkinl 0:2cc6bb4d7fea 245 return 0;
mbotkinl 0:2cc6bb4d7fea 246 }
mbotkinl 0:2cc6bb4d7fea 247
mbotkinl 0:2cc6bb4d7fea 248 /** \brief Set section domain
mbotkinl 0:2cc6bb4d7fea 249
mbotkinl 0:2cc6bb4d7fea 250 The function sets section domain
mbotkinl 0:2cc6bb4d7fea 251
mbotkinl 0:2cc6bb4d7fea 252 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 253 \param [in] domain Section domain
mbotkinl 0:2cc6bb4d7fea 254
mbotkinl 0:2cc6bb4d7fea 255 \return 0
mbotkinl 0:2cc6bb4d7fea 256 */
mbotkinl 0:2cc6bb4d7fea 257 __STATIC_INLINE int __domain_section(uint32_t *descriptor_l1, uint8_t domain)
mbotkinl 0:2cc6bb4d7fea 258 {
mbotkinl 0:2cc6bb4d7fea 259 *descriptor_l1 &= SECTION_DOMAIN_MASK;
mbotkinl 0:2cc6bb4d7fea 260 *descriptor_l1 |= ((domain & 0xF) << SECTION_DOMAIN_SHIFT);
mbotkinl 0:2cc6bb4d7fea 261 return 0;
mbotkinl 0:2cc6bb4d7fea 262 }
mbotkinl 0:2cc6bb4d7fea 263
mbotkinl 0:2cc6bb4d7fea 264 /** \brief Set section parity check
mbotkinl 0:2cc6bb4d7fea 265
mbotkinl 0:2cc6bb4d7fea 266 The function sets section parity check
mbotkinl 0:2cc6bb4d7fea 267
mbotkinl 0:2cc6bb4d7fea 268 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 269 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
mbotkinl 0:2cc6bb4d7fea 270
mbotkinl 0:2cc6bb4d7fea 271 \return 0
mbotkinl 0:2cc6bb4d7fea 272 */
mbotkinl 0:2cc6bb4d7fea 273 __STATIC_INLINE int __p_section(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
mbotkinl 0:2cc6bb4d7fea 274 {
mbotkinl 0:2cc6bb4d7fea 275 *descriptor_l1 &= SECTION_P_MASK;
mbotkinl 0:2cc6bb4d7fea 276 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
mbotkinl 0:2cc6bb4d7fea 277 return 0;
mbotkinl 0:2cc6bb4d7fea 278 }
mbotkinl 0:2cc6bb4d7fea 279
mbotkinl 0:2cc6bb4d7fea 280 /** \brief Set section access privileges
mbotkinl 0:2cc6bb4d7fea 281
mbotkinl 0:2cc6bb4d7fea 282 The function sets section access privileges
mbotkinl 0:2cc6bb4d7fea 283
mbotkinl 0:2cc6bb4d7fea 284 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 285 \param [in] user User Level Access: NO_ACCESS, RW, READ
mbotkinl 0:2cc6bb4d7fea 286 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
mbotkinl 0:2cc6bb4d7fea 287 \param [in] afe Access flag enable
mbotkinl 0:2cc6bb4d7fea 288
mbotkinl 0:2cc6bb4d7fea 289 \return 0
mbotkinl 0:2cc6bb4d7fea 290 */
mbotkinl 0:2cc6bb4d7fea 291 __STATIC_INLINE int __ap_section(uint32_t *descriptor_l1, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
mbotkinl 0:2cc6bb4d7fea 292 {
mbotkinl 0:2cc6bb4d7fea 293 uint32_t ap = 0;
mbotkinl 0:2cc6bb4d7fea 294
mbotkinl 0:2cc6bb4d7fea 295 if (afe == 0) { //full access
mbotkinl 0:2cc6bb4d7fea 296 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
mbotkinl 0:2cc6bb4d7fea 297 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
mbotkinl 0:2cc6bb4d7fea 298 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
mbotkinl 0:2cc6bb4d7fea 299 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
mbotkinl 0:2cc6bb4d7fea 300 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
mbotkinl 0:2cc6bb4d7fea 301 else if ((priv == READ) && (user == READ)) { ap = 0x6; }
mbotkinl 0:2cc6bb4d7fea 302 }
mbotkinl 0:2cc6bb4d7fea 303
mbotkinl 0:2cc6bb4d7fea 304 else { //Simplified access
mbotkinl 0:2cc6bb4d7fea 305 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
mbotkinl 0:2cc6bb4d7fea 306 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
mbotkinl 0:2cc6bb4d7fea 307 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
mbotkinl 0:2cc6bb4d7fea 308 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
mbotkinl 0:2cc6bb4d7fea 309 }
mbotkinl 0:2cc6bb4d7fea 310
mbotkinl 0:2cc6bb4d7fea 311 *descriptor_l1 &= SECTION_AP_MASK;
mbotkinl 0:2cc6bb4d7fea 312 *descriptor_l1 |= (ap & 0x3) << SECTION_AP_SHIFT;
mbotkinl 0:2cc6bb4d7fea 313 *descriptor_l1 |= ((ap & 0x4)>>2) << SECTION_AP2_SHIFT;
mbotkinl 0:2cc6bb4d7fea 314
mbotkinl 0:2cc6bb4d7fea 315 return 0;
mbotkinl 0:2cc6bb4d7fea 316 }
mbotkinl 0:2cc6bb4d7fea 317
mbotkinl 0:2cc6bb4d7fea 318 /** \brief Set section shareability
mbotkinl 0:2cc6bb4d7fea 319
mbotkinl 0:2cc6bb4d7fea 320 The function sets section shareability
mbotkinl 0:2cc6bb4d7fea 321
mbotkinl 0:2cc6bb4d7fea 322 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 323 \param [in] s_bit Section shareability: NON_SHARED, SHARED
mbotkinl 0:2cc6bb4d7fea 324
mbotkinl 0:2cc6bb4d7fea 325 \return 0
mbotkinl 0:2cc6bb4d7fea 326 */
mbotkinl 0:2cc6bb4d7fea 327 __STATIC_INLINE int __shared_section(uint32_t *descriptor_l1, mmu_shared_Type s_bit)
mbotkinl 0:2cc6bb4d7fea 328 {
mbotkinl 0:2cc6bb4d7fea 329 *descriptor_l1 &= SECTION_S_MASK;
mbotkinl 0:2cc6bb4d7fea 330 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_S_SHIFT);
mbotkinl 0:2cc6bb4d7fea 331 return 0;
mbotkinl 0:2cc6bb4d7fea 332 }
mbotkinl 0:2cc6bb4d7fea 333
mbotkinl 0:2cc6bb4d7fea 334 /** \brief Set section Global attribute
mbotkinl 0:2cc6bb4d7fea 335
mbotkinl 0:2cc6bb4d7fea 336 The function sets section Global attribute
mbotkinl 0:2cc6bb4d7fea 337
mbotkinl 0:2cc6bb4d7fea 338 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 339 \param [in] g_bit Section attribute: GLOBAL, NON_GLOBAL
mbotkinl 0:2cc6bb4d7fea 340
mbotkinl 0:2cc6bb4d7fea 341 \return 0
mbotkinl 0:2cc6bb4d7fea 342 */
mbotkinl 0:2cc6bb4d7fea 343 __STATIC_INLINE int __global_section(uint32_t *descriptor_l1, mmu_global_Type g_bit)
mbotkinl 0:2cc6bb4d7fea 344 {
mbotkinl 0:2cc6bb4d7fea 345 *descriptor_l1 &= SECTION_NG_MASK;
mbotkinl 0:2cc6bb4d7fea 346 *descriptor_l1 |= ((g_bit & 0x1) << SECTION_NG_SHIFT);
mbotkinl 0:2cc6bb4d7fea 347 return 0;
mbotkinl 0:2cc6bb4d7fea 348 }
mbotkinl 0:2cc6bb4d7fea 349
mbotkinl 0:2cc6bb4d7fea 350 /** \brief Set section Security attribute
mbotkinl 0:2cc6bb4d7fea 351
mbotkinl 0:2cc6bb4d7fea 352 The function sets section Global attribute
mbotkinl 0:2cc6bb4d7fea 353
mbotkinl 0:2cc6bb4d7fea 354 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 355 \param [in] s_bit Section Security attribute: SECURE, NON_SECURE
mbotkinl 0:2cc6bb4d7fea 356
mbotkinl 0:2cc6bb4d7fea 357 \return 0
mbotkinl 0:2cc6bb4d7fea 358 */
mbotkinl 0:2cc6bb4d7fea 359 __STATIC_INLINE int __secure_section(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
mbotkinl 0:2cc6bb4d7fea 360 {
mbotkinl 0:2cc6bb4d7fea 361 *descriptor_l1 &= SECTION_NS_MASK;
mbotkinl 0:2cc6bb4d7fea 362 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_NS_SHIFT);
mbotkinl 0:2cc6bb4d7fea 363 return 0;
mbotkinl 0:2cc6bb4d7fea 364 }
mbotkinl 0:2cc6bb4d7fea 365
mbotkinl 0:2cc6bb4d7fea 366 /* Page 4k or 64k */
mbotkinl 0:2cc6bb4d7fea 367 /** \brief Set 4k/64k page execution-never attribute
mbotkinl 0:2cc6bb4d7fea 368
mbotkinl 0:2cc6bb4d7fea 369 The function sets 4k/64k page execution-never attribute
mbotkinl 0:2cc6bb4d7fea 370
mbotkinl 0:2cc6bb4d7fea 371 \param [out] descriptor_l2 L2 descriptor.
mbotkinl 0:2cc6bb4d7fea 372 \param [in] xn Page execution-never attribute : EXECUTE , NON_EXECUTE.
mbotkinl 0:2cc6bb4d7fea 373 \param [in] page Page size: PAGE_4k, PAGE_64k,
mbotkinl 0:2cc6bb4d7fea 374
mbotkinl 0:2cc6bb4d7fea 375 \return 0
mbotkinl 0:2cc6bb4d7fea 376 */
mbotkinl 0:2cc6bb4d7fea 377 __STATIC_INLINE int __xn_page(uint32_t *descriptor_l2, mmu_execute_Type xn, mmu_region_size_Type page)
mbotkinl 0:2cc6bb4d7fea 378 {
mbotkinl 0:2cc6bb4d7fea 379 if (page == PAGE_4k)
mbotkinl 0:2cc6bb4d7fea 380 {
mbotkinl 0:2cc6bb4d7fea 381 *descriptor_l2 &= PAGE_XN_4K_MASK;
mbotkinl 0:2cc6bb4d7fea 382 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_4K_SHIFT);
mbotkinl 0:2cc6bb4d7fea 383 }
mbotkinl 0:2cc6bb4d7fea 384 else
mbotkinl 0:2cc6bb4d7fea 385 {
mbotkinl 0:2cc6bb4d7fea 386 *descriptor_l2 &= PAGE_XN_64K_MASK;
mbotkinl 0:2cc6bb4d7fea 387 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_64K_SHIFT);
mbotkinl 0:2cc6bb4d7fea 388 }
mbotkinl 0:2cc6bb4d7fea 389 return 0;
mbotkinl 0:2cc6bb4d7fea 390 }
mbotkinl 0:2cc6bb4d7fea 391
mbotkinl 0:2cc6bb4d7fea 392 /** \brief Set 4k/64k page domain
mbotkinl 0:2cc6bb4d7fea 393
mbotkinl 0:2cc6bb4d7fea 394 The function sets 4k/64k page domain
mbotkinl 0:2cc6bb4d7fea 395
mbotkinl 0:2cc6bb4d7fea 396 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 397 \param [in] domain Page domain
mbotkinl 0:2cc6bb4d7fea 398
mbotkinl 0:2cc6bb4d7fea 399 \return 0
mbotkinl 0:2cc6bb4d7fea 400 */
mbotkinl 0:2cc6bb4d7fea 401 __STATIC_INLINE int __domain_page(uint32_t *descriptor_l1, uint8_t domain)
mbotkinl 0:2cc6bb4d7fea 402 {
mbotkinl 0:2cc6bb4d7fea 403 *descriptor_l1 &= PAGE_DOMAIN_MASK;
mbotkinl 0:2cc6bb4d7fea 404 *descriptor_l1 |= ((domain & 0xf) << PAGE_DOMAIN_SHIFT);
mbotkinl 0:2cc6bb4d7fea 405 return 0;
mbotkinl 0:2cc6bb4d7fea 406 }
mbotkinl 0:2cc6bb4d7fea 407
mbotkinl 0:2cc6bb4d7fea 408 /** \brief Set 4k/64k page parity check
mbotkinl 0:2cc6bb4d7fea 409
mbotkinl 0:2cc6bb4d7fea 410 The function sets 4k/64k page parity check
mbotkinl 0:2cc6bb4d7fea 411
mbotkinl 0:2cc6bb4d7fea 412 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 413 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
mbotkinl 0:2cc6bb4d7fea 414
mbotkinl 0:2cc6bb4d7fea 415 \return 0
mbotkinl 0:2cc6bb4d7fea 416 */
mbotkinl 0:2cc6bb4d7fea 417 __STATIC_INLINE int __p_page(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
mbotkinl 0:2cc6bb4d7fea 418 {
mbotkinl 0:2cc6bb4d7fea 419 *descriptor_l1 &= SECTION_P_MASK;
mbotkinl 0:2cc6bb4d7fea 420 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
mbotkinl 0:2cc6bb4d7fea 421 return 0;
mbotkinl 0:2cc6bb4d7fea 422 }
mbotkinl 0:2cc6bb4d7fea 423
mbotkinl 0:2cc6bb4d7fea 424 /** \brief Set 4k/64k page access privileges
mbotkinl 0:2cc6bb4d7fea 425
mbotkinl 0:2cc6bb4d7fea 426 The function sets 4k/64k page access privileges
mbotkinl 0:2cc6bb4d7fea 427
mbotkinl 0:2cc6bb4d7fea 428 \param [out] descriptor_l2 L2 descriptor.
mbotkinl 0:2cc6bb4d7fea 429 \param [in] user User Level Access: NO_ACCESS, RW, READ
mbotkinl 0:2cc6bb4d7fea 430 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
mbotkinl 0:2cc6bb4d7fea 431 \param [in] afe Access flag enable
mbotkinl 0:2cc6bb4d7fea 432
mbotkinl 0:2cc6bb4d7fea 433 \return 0
mbotkinl 0:2cc6bb4d7fea 434 */
mbotkinl 0:2cc6bb4d7fea 435 __STATIC_INLINE int __ap_page(uint32_t *descriptor_l2, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
mbotkinl 0:2cc6bb4d7fea 436 {
mbotkinl 0:2cc6bb4d7fea 437 uint32_t ap = 0;
mbotkinl 0:2cc6bb4d7fea 438
mbotkinl 0:2cc6bb4d7fea 439 if (afe == 0) { //full access
mbotkinl 0:2cc6bb4d7fea 440 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
mbotkinl 0:2cc6bb4d7fea 441 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
mbotkinl 0:2cc6bb4d7fea 442 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
mbotkinl 0:2cc6bb4d7fea 443 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
mbotkinl 0:2cc6bb4d7fea 444 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
mbotkinl 0:2cc6bb4d7fea 445 else if ((priv == READ) && (user == READ)) { ap = 0x6; }
mbotkinl 0:2cc6bb4d7fea 446 }
mbotkinl 0:2cc6bb4d7fea 447
mbotkinl 0:2cc6bb4d7fea 448 else { //Simplified access
mbotkinl 0:2cc6bb4d7fea 449 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
mbotkinl 0:2cc6bb4d7fea 450 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
mbotkinl 0:2cc6bb4d7fea 451 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
mbotkinl 0:2cc6bb4d7fea 452 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
mbotkinl 0:2cc6bb4d7fea 453 }
mbotkinl 0:2cc6bb4d7fea 454
mbotkinl 0:2cc6bb4d7fea 455 *descriptor_l2 &= PAGE_AP_MASK;
mbotkinl 0:2cc6bb4d7fea 456 *descriptor_l2 |= (ap & 0x3) << PAGE_AP_SHIFT;
mbotkinl 0:2cc6bb4d7fea 457 *descriptor_l2 |= ((ap & 0x4)>>2) << PAGE_AP2_SHIFT;
mbotkinl 0:2cc6bb4d7fea 458
mbotkinl 0:2cc6bb4d7fea 459 return 0;
mbotkinl 0:2cc6bb4d7fea 460 }
mbotkinl 0:2cc6bb4d7fea 461
mbotkinl 0:2cc6bb4d7fea 462 /** \brief Set 4k/64k page shareability
mbotkinl 0:2cc6bb4d7fea 463
mbotkinl 0:2cc6bb4d7fea 464 The function sets 4k/64k page shareability
mbotkinl 0:2cc6bb4d7fea 465
mbotkinl 0:2cc6bb4d7fea 466 \param [out] descriptor_l2 L2 descriptor.
mbotkinl 0:2cc6bb4d7fea 467 \param [in] s_bit 4k/64k page shareability: NON_SHARED, SHARED
mbotkinl 0:2cc6bb4d7fea 468
mbotkinl 0:2cc6bb4d7fea 469 \return 0
mbotkinl 0:2cc6bb4d7fea 470 */
mbotkinl 0:2cc6bb4d7fea 471 __STATIC_INLINE int __shared_page(uint32_t *descriptor_l2, mmu_shared_Type s_bit)
mbotkinl 0:2cc6bb4d7fea 472 {
mbotkinl 0:2cc6bb4d7fea 473 *descriptor_l2 &= PAGE_S_MASK;
mbotkinl 0:2cc6bb4d7fea 474 *descriptor_l2 |= ((s_bit & 0x1) << PAGE_S_SHIFT);
mbotkinl 0:2cc6bb4d7fea 475 return 0;
mbotkinl 0:2cc6bb4d7fea 476 }
mbotkinl 0:2cc6bb4d7fea 477
mbotkinl 0:2cc6bb4d7fea 478 /** \brief Set 4k/64k page Global attribute
mbotkinl 0:2cc6bb4d7fea 479
mbotkinl 0:2cc6bb4d7fea 480 The function sets 4k/64k page Global attribute
mbotkinl 0:2cc6bb4d7fea 481
mbotkinl 0:2cc6bb4d7fea 482 \param [out] descriptor_l2 L2 descriptor.
mbotkinl 0:2cc6bb4d7fea 483 \param [in] g_bit 4k/64k page attribute: GLOBAL, NON_GLOBAL
mbotkinl 0:2cc6bb4d7fea 484
mbotkinl 0:2cc6bb4d7fea 485 \return 0
mbotkinl 0:2cc6bb4d7fea 486 */
mbotkinl 0:2cc6bb4d7fea 487 __STATIC_INLINE int __global_page(uint32_t *descriptor_l2, mmu_global_Type g_bit)
mbotkinl 0:2cc6bb4d7fea 488 {
mbotkinl 0:2cc6bb4d7fea 489 *descriptor_l2 &= PAGE_NG_MASK;
mbotkinl 0:2cc6bb4d7fea 490 *descriptor_l2 |= ((g_bit & 0x1) << PAGE_NG_SHIFT);
mbotkinl 0:2cc6bb4d7fea 491 return 0;
mbotkinl 0:2cc6bb4d7fea 492 }
mbotkinl 0:2cc6bb4d7fea 493
mbotkinl 0:2cc6bb4d7fea 494 /** \brief Set 4k/64k page Security attribute
mbotkinl 0:2cc6bb4d7fea 495
mbotkinl 0:2cc6bb4d7fea 496 The function sets 4k/64k page Global attribute
mbotkinl 0:2cc6bb4d7fea 497
mbotkinl 0:2cc6bb4d7fea 498 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 499 \param [in] s_bit 4k/64k page Security attribute: SECURE, NON_SECURE
mbotkinl 0:2cc6bb4d7fea 500
mbotkinl 0:2cc6bb4d7fea 501 \return 0
mbotkinl 0:2cc6bb4d7fea 502 */
mbotkinl 0:2cc6bb4d7fea 503 __STATIC_INLINE int __secure_page(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
mbotkinl 0:2cc6bb4d7fea 504 {
mbotkinl 0:2cc6bb4d7fea 505 *descriptor_l1 &= PAGE_NS_MASK;
mbotkinl 0:2cc6bb4d7fea 506 *descriptor_l1 |= ((s_bit & 0x1) << PAGE_NS_SHIFT);
mbotkinl 0:2cc6bb4d7fea 507 return 0;
mbotkinl 0:2cc6bb4d7fea 508 }
mbotkinl 0:2cc6bb4d7fea 509
mbotkinl 0:2cc6bb4d7fea 510
mbotkinl 0:2cc6bb4d7fea 511 /** \brief Set Section memory attributes
mbotkinl 0:2cc6bb4d7fea 512
mbotkinl 0:2cc6bb4d7fea 513 The function sets section memory attributes
mbotkinl 0:2cc6bb4d7fea 514
mbotkinl 0:2cc6bb4d7fea 515 \param [out] descriptor_l1 L1 descriptor.
mbotkinl 0:2cc6bb4d7fea 516 \param [in] mem Section memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
mbotkinl 0:2cc6bb4d7fea 517 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
mbotkinl 0:2cc6bb4d7fea 518 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
mbotkinl 0:2cc6bb4d7fea 519
mbotkinl 0:2cc6bb4d7fea 520 \return 0
mbotkinl 0:2cc6bb4d7fea 521 */
mbotkinl 0:2cc6bb4d7fea 522 __STATIC_INLINE int __memory_section(uint32_t *descriptor_l1, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner)
mbotkinl 0:2cc6bb4d7fea 523 {
mbotkinl 0:2cc6bb4d7fea 524 *descriptor_l1 &= SECTION_TEXCB_MASK;
mbotkinl 0:2cc6bb4d7fea 525
mbotkinl 0:2cc6bb4d7fea 526 if (STRONGLY_ORDERED == mem)
mbotkinl 0:2cc6bb4d7fea 527 {
mbotkinl 0:2cc6bb4d7fea 528 return 0;
mbotkinl 0:2cc6bb4d7fea 529 }
mbotkinl 0:2cc6bb4d7fea 530 else if (SHARED_DEVICE == mem)
mbotkinl 0:2cc6bb4d7fea 531 {
mbotkinl 0:2cc6bb4d7fea 532 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
mbotkinl 0:2cc6bb4d7fea 533 }
mbotkinl 0:2cc6bb4d7fea 534 else if (NON_SHARED_DEVICE == mem)
mbotkinl 0:2cc6bb4d7fea 535 {
mbotkinl 0:2cc6bb4d7fea 536 *descriptor_l1 |= (1 << SECTION_TEX1_SHIFT);
mbotkinl 0:2cc6bb4d7fea 537 }
mbotkinl 0:2cc6bb4d7fea 538 else if (NORMAL == mem)
mbotkinl 0:2cc6bb4d7fea 539 {
mbotkinl 0:2cc6bb4d7fea 540 *descriptor_l1 |= 1 << SECTION_TEX2_SHIFT;
mbotkinl 0:2cc6bb4d7fea 541 switch(inner)
mbotkinl 0:2cc6bb4d7fea 542 {
mbotkinl 0:2cc6bb4d7fea 543 case NON_CACHEABLE:
mbotkinl 0:2cc6bb4d7fea 544 break;
mbotkinl 0:2cc6bb4d7fea 545 case WB_WA:
mbotkinl 0:2cc6bb4d7fea 546 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
mbotkinl 0:2cc6bb4d7fea 547 break;
mbotkinl 0:2cc6bb4d7fea 548 case WT:
mbotkinl 0:2cc6bb4d7fea 549 *descriptor_l1 |= 1 << SECTION_C_SHIFT;
mbotkinl 0:2cc6bb4d7fea 550 break;
mbotkinl 0:2cc6bb4d7fea 551 case WB_NO_WA:
mbotkinl 0:2cc6bb4d7fea 552 *descriptor_l1 |= (1 << SECTION_B_SHIFT) | (1 << SECTION_C_SHIFT);
mbotkinl 0:2cc6bb4d7fea 553 break;
mbotkinl 0:2cc6bb4d7fea 554 }
mbotkinl 0:2cc6bb4d7fea 555 switch(outer)
mbotkinl 0:2cc6bb4d7fea 556 {
mbotkinl 0:2cc6bb4d7fea 557 case NON_CACHEABLE:
mbotkinl 0:2cc6bb4d7fea 558 break;
mbotkinl 0:2cc6bb4d7fea 559 case WB_WA:
mbotkinl 0:2cc6bb4d7fea 560 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT);
mbotkinl 0:2cc6bb4d7fea 561 break;
mbotkinl 0:2cc6bb4d7fea 562 case WT:
mbotkinl 0:2cc6bb4d7fea 563 *descriptor_l1 |= 1 << SECTION_TEX1_SHIFT;
mbotkinl 0:2cc6bb4d7fea 564 break;
mbotkinl 0:2cc6bb4d7fea 565 case WB_NO_WA:
mbotkinl 0:2cc6bb4d7fea 566 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT) | (1 << SECTION_TEX0_SHIFT);
mbotkinl 0:2cc6bb4d7fea 567 break;
mbotkinl 0:2cc6bb4d7fea 568 }
mbotkinl 0:2cc6bb4d7fea 569 }
mbotkinl 0:2cc6bb4d7fea 570
mbotkinl 0:2cc6bb4d7fea 571 return 0;
mbotkinl 0:2cc6bb4d7fea 572 }
mbotkinl 0:2cc6bb4d7fea 573
mbotkinl 0:2cc6bb4d7fea 574 /** \brief Set 4k/64k page memory attributes
mbotkinl 0:2cc6bb4d7fea 575
mbotkinl 0:2cc6bb4d7fea 576 The function sets 4k/64k page memory attributes
mbotkinl 0:2cc6bb4d7fea 577
mbotkinl 0:2cc6bb4d7fea 578 \param [out] descriptor_l2 L2 descriptor.
mbotkinl 0:2cc6bb4d7fea 579 \param [in] mem 4k/64k page memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
mbotkinl 0:2cc6bb4d7fea 580 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
mbotkinl 0:2cc6bb4d7fea 581 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
mbotkinl 0:2cc6bb4d7fea 582
mbotkinl 0:2cc6bb4d7fea 583 \return 0
mbotkinl 0:2cc6bb4d7fea 584 */
mbotkinl 0:2cc6bb4d7fea 585 __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)
mbotkinl 0:2cc6bb4d7fea 586 {
mbotkinl 0:2cc6bb4d7fea 587 *descriptor_l2 &= PAGE_4K_TEXCB_MASK;
mbotkinl 0:2cc6bb4d7fea 588
mbotkinl 0:2cc6bb4d7fea 589 if (page == PAGE_64k)
mbotkinl 0:2cc6bb4d7fea 590 {
mbotkinl 0:2cc6bb4d7fea 591 //same as section
mbotkinl 0:2cc6bb4d7fea 592 __memory_section(descriptor_l2, mem, outer, inner);
mbotkinl 0:2cc6bb4d7fea 593 }
mbotkinl 0:2cc6bb4d7fea 594 else
mbotkinl 0:2cc6bb4d7fea 595 {
mbotkinl 0:2cc6bb4d7fea 596 if (STRONGLY_ORDERED == mem)
mbotkinl 0:2cc6bb4d7fea 597 {
mbotkinl 0:2cc6bb4d7fea 598 return 0;
mbotkinl 0:2cc6bb4d7fea 599 }
mbotkinl 0:2cc6bb4d7fea 600 else if (SHARED_DEVICE == mem)
mbotkinl 0:2cc6bb4d7fea 601 {
mbotkinl 0:2cc6bb4d7fea 602 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
mbotkinl 0:2cc6bb4d7fea 603 }
mbotkinl 0:2cc6bb4d7fea 604 else if (NON_SHARED_DEVICE == mem)
mbotkinl 0:2cc6bb4d7fea 605 {
mbotkinl 0:2cc6bb4d7fea 606 *descriptor_l2 |= (1 << PAGE_4K_TEX1_SHIFT);
mbotkinl 0:2cc6bb4d7fea 607 }
mbotkinl 0:2cc6bb4d7fea 608 else if (NORMAL == mem)
mbotkinl 0:2cc6bb4d7fea 609 {
mbotkinl 0:2cc6bb4d7fea 610 *descriptor_l2 |= 1 << PAGE_4K_TEX2_SHIFT;
mbotkinl 0:2cc6bb4d7fea 611 switch(inner)
mbotkinl 0:2cc6bb4d7fea 612 {
mbotkinl 0:2cc6bb4d7fea 613 case NON_CACHEABLE:
mbotkinl 0:2cc6bb4d7fea 614 break;
mbotkinl 0:2cc6bb4d7fea 615 case WB_WA:
mbotkinl 0:2cc6bb4d7fea 616 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
mbotkinl 0:2cc6bb4d7fea 617 break;
mbotkinl 0:2cc6bb4d7fea 618 case WT:
mbotkinl 0:2cc6bb4d7fea 619 *descriptor_l2 |= 1 << PAGE_4K_C_SHIFT;
mbotkinl 0:2cc6bb4d7fea 620 break;
mbotkinl 0:2cc6bb4d7fea 621 case WB_NO_WA:
mbotkinl 0:2cc6bb4d7fea 622 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT) | (1 << PAGE_4K_C_SHIFT);
mbotkinl 0:2cc6bb4d7fea 623 break;
mbotkinl 0:2cc6bb4d7fea 624 }
mbotkinl 0:2cc6bb4d7fea 625 switch(outer)
mbotkinl 0:2cc6bb4d7fea 626 {
mbotkinl 0:2cc6bb4d7fea 627 case NON_CACHEABLE:
mbotkinl 0:2cc6bb4d7fea 628 break;
mbotkinl 0:2cc6bb4d7fea 629 case WB_WA:
mbotkinl 0:2cc6bb4d7fea 630 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT);
mbotkinl 0:2cc6bb4d7fea 631 break;
mbotkinl 0:2cc6bb4d7fea 632 case WT:
mbotkinl 0:2cc6bb4d7fea 633 *descriptor_l2 |= 1 << PAGE_4K_TEX1_SHIFT;
mbotkinl 0:2cc6bb4d7fea 634 break;
mbotkinl 0:2cc6bb4d7fea 635 case WB_NO_WA:
mbotkinl 0:2cc6bb4d7fea 636 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT) | (1 << PAGE_4K_TEX0_SHIFT);
mbotkinl 0:2cc6bb4d7fea 637 break;
mbotkinl 0:2cc6bb4d7fea 638 }
mbotkinl 0:2cc6bb4d7fea 639 }
mbotkinl 0:2cc6bb4d7fea 640 }
mbotkinl 0:2cc6bb4d7fea 641
mbotkinl 0:2cc6bb4d7fea 642 return 0;
mbotkinl 0:2cc6bb4d7fea 643 }
mbotkinl 0:2cc6bb4d7fea 644
mbotkinl 0:2cc6bb4d7fea 645 /** \brief Create a L1 section descriptor
mbotkinl 0:2cc6bb4d7fea 646
mbotkinl 0:2cc6bb4d7fea 647 The function creates a section descriptor.
mbotkinl 0:2cc6bb4d7fea 648
mbotkinl 0:2cc6bb4d7fea 649 Assumptions:
mbotkinl 0:2cc6bb4d7fea 650 - 16MB super sections not suported
mbotkinl 0:2cc6bb4d7fea 651 - TEX remap disabled, so memory type and attributes are described directly by bits in the descriptor
mbotkinl 0:2cc6bb4d7fea 652 - Functions always return 0
mbotkinl 0:2cc6bb4d7fea 653
mbotkinl 0:2cc6bb4d7fea 654 \param [out] descriptor L1 descriptor
mbotkinl 0:2cc6bb4d7fea 655 \param [out] descriptor2 L2 descriptor
mbotkinl 0:2cc6bb4d7fea 656 \param [in] reg Section attributes
mbotkinl 0:2cc6bb4d7fea 657
mbotkinl 0:2cc6bb4d7fea 658 \return 0
mbotkinl 0:2cc6bb4d7fea 659 */
mbotkinl 0:2cc6bb4d7fea 660 __STATIC_INLINE int __get_section_descriptor(uint32_t *descriptor, mmu_region_attributes_Type reg)
mbotkinl 0:2cc6bb4d7fea 661 {
mbotkinl 0:2cc6bb4d7fea 662 *descriptor = 0;
mbotkinl 0:2cc6bb4d7fea 663
mbotkinl 0:2cc6bb4d7fea 664 __memory_section(descriptor, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t);
mbotkinl 0:2cc6bb4d7fea 665 __xn_section(descriptor,reg.xn_t);
mbotkinl 0:2cc6bb4d7fea 666 __domain_section(descriptor, reg.domain);
mbotkinl 0:2cc6bb4d7fea 667 __p_section(descriptor, reg.e_t);
mbotkinl 0:2cc6bb4d7fea 668 __ap_section(descriptor, reg.priv_t, reg.user_t, 1);
mbotkinl 0:2cc6bb4d7fea 669 __shared_section(descriptor,reg.sh_t);
mbotkinl 0:2cc6bb4d7fea 670 __global_section(descriptor,reg.g_t);
mbotkinl 0:2cc6bb4d7fea 671 __secure_section(descriptor,reg.sec_t);
mbotkinl 0:2cc6bb4d7fea 672 *descriptor &= SECTION_MASK;
mbotkinl 0:2cc6bb4d7fea 673 *descriptor |= SECTION_DESCRIPTOR;
mbotkinl 0:2cc6bb4d7fea 674
mbotkinl 0:2cc6bb4d7fea 675 return 0;
mbotkinl 0:2cc6bb4d7fea 676
mbotkinl 0:2cc6bb4d7fea 677 }
mbotkinl 0:2cc6bb4d7fea 678
mbotkinl 0:2cc6bb4d7fea 679
mbotkinl 0:2cc6bb4d7fea 680 /** \brief Create a L1 and L2 4k/64k page descriptor
mbotkinl 0:2cc6bb4d7fea 681
mbotkinl 0:2cc6bb4d7fea 682 The function creates a 4k/64k page descriptor.
mbotkinl 0:2cc6bb4d7fea 683 Assumptions:
mbotkinl 0:2cc6bb4d7fea 684 - TEX remap disabled, so memory type and attributes are described directly by bits in the descriptor
mbotkinl 0:2cc6bb4d7fea 685 - Functions always return 0
mbotkinl 0:2cc6bb4d7fea 686
mbotkinl 0:2cc6bb4d7fea 687 \param [out] descriptor L1 descriptor
mbotkinl 0:2cc6bb4d7fea 688 \param [out] descriptor2 L2 descriptor
mbotkinl 0:2cc6bb4d7fea 689 \param [in] reg 4k/64k page attributes
mbotkinl 0:2cc6bb4d7fea 690
mbotkinl 0:2cc6bb4d7fea 691 \return 0
mbotkinl 0:2cc6bb4d7fea 692 */
mbotkinl 0:2cc6bb4d7fea 693 __STATIC_INLINE int __get_page_descriptor(uint32_t *descriptor, uint32_t *descriptor2, mmu_region_attributes_Type reg)
mbotkinl 0:2cc6bb4d7fea 694 {
mbotkinl 0:2cc6bb4d7fea 695 *descriptor = 0;
mbotkinl 0:2cc6bb4d7fea 696 *descriptor2 = 0;
mbotkinl 0:2cc6bb4d7fea 697
mbotkinl 0:2cc6bb4d7fea 698 switch (reg.rg_t)
mbotkinl 0:2cc6bb4d7fea 699 {
mbotkinl 0:2cc6bb4d7fea 700 case PAGE_4k:
mbotkinl 0:2cc6bb4d7fea 701 __memory_page(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_4k);
mbotkinl 0:2cc6bb4d7fea 702 __xn_page(descriptor2, reg.xn_t, PAGE_4k);
mbotkinl 0:2cc6bb4d7fea 703 __domain_page(descriptor, reg.domain);
mbotkinl 0:2cc6bb4d7fea 704 __p_page(descriptor, reg.e_t);
mbotkinl 0:2cc6bb4d7fea 705 __ap_page(descriptor2, reg.priv_t, reg.user_t, 1);
mbotkinl 0:2cc6bb4d7fea 706 __shared_page(descriptor2,reg.sh_t);
mbotkinl 0:2cc6bb4d7fea 707 __global_page(descriptor2,reg.g_t);
mbotkinl 0:2cc6bb4d7fea 708 __secure_page(descriptor,reg.sec_t);
mbotkinl 0:2cc6bb4d7fea 709 *descriptor &= PAGE_L1_MASK;
mbotkinl 0:2cc6bb4d7fea 710 *descriptor |= PAGE_L1_DESCRIPTOR;
mbotkinl 0:2cc6bb4d7fea 711 *descriptor2 &= PAGE_L2_4K_MASK;
mbotkinl 0:2cc6bb4d7fea 712 *descriptor2 |= PAGE_L2_4K_DESC;
mbotkinl 0:2cc6bb4d7fea 713 break;
mbotkinl 0:2cc6bb4d7fea 714
mbotkinl 0:2cc6bb4d7fea 715 case PAGE_64k:
mbotkinl 0:2cc6bb4d7fea 716 __memory_page(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_64k);
mbotkinl 0:2cc6bb4d7fea 717 __xn_page(descriptor2, reg.xn_t, PAGE_64k);
mbotkinl 0:2cc6bb4d7fea 718 __domain_page(descriptor, reg.domain);
mbotkinl 0:2cc6bb4d7fea 719 __p_page(descriptor, reg.e_t);
mbotkinl 0:2cc6bb4d7fea 720 __ap_page(descriptor2, reg.priv_t, reg.user_t, 1);
mbotkinl 0:2cc6bb4d7fea 721 __shared_page(descriptor2,reg.sh_t);
mbotkinl 0:2cc6bb4d7fea 722 __global_page(descriptor2,reg.g_t);
mbotkinl 0:2cc6bb4d7fea 723 __secure_page(descriptor,reg.sec_t);
mbotkinl 0:2cc6bb4d7fea 724 *descriptor &= PAGE_L1_MASK;
mbotkinl 0:2cc6bb4d7fea 725 *descriptor |= PAGE_L1_DESCRIPTOR;
mbotkinl 0:2cc6bb4d7fea 726 *descriptor2 &= PAGE_L2_64K_MASK;
mbotkinl 0:2cc6bb4d7fea 727 *descriptor2 |= PAGE_L2_64K_DESC;
mbotkinl 0:2cc6bb4d7fea 728 break;
mbotkinl 0:2cc6bb4d7fea 729
mbotkinl 0:2cc6bb4d7fea 730 case SECTION:
mbotkinl 0:2cc6bb4d7fea 731 //error
mbotkinl 0:2cc6bb4d7fea 732 break;
mbotkinl 0:2cc6bb4d7fea 733
mbotkinl 0:2cc6bb4d7fea 734 }
mbotkinl 0:2cc6bb4d7fea 735
mbotkinl 0:2cc6bb4d7fea 736 return 0;
mbotkinl 0:2cc6bb4d7fea 737
mbotkinl 0:2cc6bb4d7fea 738 }
mbotkinl 0:2cc6bb4d7fea 739
mbotkinl 0:2cc6bb4d7fea 740 /** \brief Create a 1MB Section
mbotkinl 0:2cc6bb4d7fea 741
mbotkinl 0:2cc6bb4d7fea 742 \param [in] ttb Translation table base address
mbotkinl 0:2cc6bb4d7fea 743 \param [in] base_address Section base address
mbotkinl 0:2cc6bb4d7fea 744 \param [in] count Number of sections to create
mbotkinl 0:2cc6bb4d7fea 745 \param [in] descriptor_l1 L1 descriptor (region attributes)
mbotkinl 0:2cc6bb4d7fea 746
mbotkinl 0:2cc6bb4d7fea 747 */
mbotkinl 0:2cc6bb4d7fea 748 __STATIC_INLINE void __TTSection(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1)
mbotkinl 0:2cc6bb4d7fea 749 {
mbotkinl 0:2cc6bb4d7fea 750 uint32_t offset;
mbotkinl 0:2cc6bb4d7fea 751 uint32_t entry;
mbotkinl 0:2cc6bb4d7fea 752 uint32_t i;
mbotkinl 0:2cc6bb4d7fea 753
mbotkinl 0:2cc6bb4d7fea 754 offset = base_address >> 20;
mbotkinl 0:2cc6bb4d7fea 755 entry = (base_address & 0xFFF00000) | descriptor_l1;
mbotkinl 0:2cc6bb4d7fea 756
mbotkinl 0:2cc6bb4d7fea 757 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 758 ttb = ttb + offset;
mbotkinl 0:2cc6bb4d7fea 759
mbotkinl 0:2cc6bb4d7fea 760 for (i = 0; i < count; i++ )
mbotkinl 0:2cc6bb4d7fea 761 {
mbotkinl 0:2cc6bb4d7fea 762 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 763 *ttb++ = entry;
mbotkinl 0:2cc6bb4d7fea 764 entry += OFFSET_1M;
mbotkinl 0:2cc6bb4d7fea 765 }
mbotkinl 0:2cc6bb4d7fea 766 }
mbotkinl 0:2cc6bb4d7fea 767
mbotkinl 0:2cc6bb4d7fea 768 /** \brief Create a 4k page entry
mbotkinl 0:2cc6bb4d7fea 769
mbotkinl 0:2cc6bb4d7fea 770 \param [in] ttb L1 table base address
mbotkinl 0:2cc6bb4d7fea 771 \param [in] base_address 4k base address
mbotkinl 0:2cc6bb4d7fea 772 \param [in] count Number of 4k pages to create
mbotkinl 0:2cc6bb4d7fea 773 \param [in] descriptor_l1 L1 descriptor (region attributes)
mbotkinl 0:2cc6bb4d7fea 774 \param [in] ttb_l2 L2 table base address
mbotkinl 0:2cc6bb4d7fea 775 \param [in] descriptor_l2 L2 descriptor (region attributes)
mbotkinl 0:2cc6bb4d7fea 776
mbotkinl 0:2cc6bb4d7fea 777 */
mbotkinl 0:2cc6bb4d7fea 778 __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 )
mbotkinl 0:2cc6bb4d7fea 779 {
mbotkinl 0:2cc6bb4d7fea 780
mbotkinl 0:2cc6bb4d7fea 781 uint32_t offset, offset2;
mbotkinl 0:2cc6bb4d7fea 782 uint32_t entry, entry2;
mbotkinl 0:2cc6bb4d7fea 783 uint32_t i;
mbotkinl 0:2cc6bb4d7fea 784
mbotkinl 0:2cc6bb4d7fea 785
mbotkinl 0:2cc6bb4d7fea 786 offset = base_address >> 20;
mbotkinl 0:2cc6bb4d7fea 787 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
mbotkinl 0:2cc6bb4d7fea 788
mbotkinl 0:2cc6bb4d7fea 789 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 790 ttb += offset;
mbotkinl 0:2cc6bb4d7fea 791 //create l1_entry
mbotkinl 0:2cc6bb4d7fea 792 *ttb = entry;
mbotkinl 0:2cc6bb4d7fea 793
mbotkinl 0:2cc6bb4d7fea 794 offset2 = (base_address & 0xff000) >> 12;
mbotkinl 0:2cc6bb4d7fea 795 ttb_l2 += offset2;
mbotkinl 0:2cc6bb4d7fea 796 entry2 = (base_address & 0xFFFFF000) | descriptor_l2;
mbotkinl 0:2cc6bb4d7fea 797 for (i = 0; i < count; i++ )
mbotkinl 0:2cc6bb4d7fea 798 {
mbotkinl 0:2cc6bb4d7fea 799 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 800 *ttb_l2++ = entry2;
mbotkinl 0:2cc6bb4d7fea 801 entry2 += OFFSET_4K;
mbotkinl 0:2cc6bb4d7fea 802 }
mbotkinl 0:2cc6bb4d7fea 803 }
mbotkinl 0:2cc6bb4d7fea 804
mbotkinl 0:2cc6bb4d7fea 805 /** \brief Create a 64k page entry
mbotkinl 0:2cc6bb4d7fea 806
mbotkinl 0:2cc6bb4d7fea 807 \param [in] ttb L1 table base address
mbotkinl 0:2cc6bb4d7fea 808 \param [in] base_address 64k base address
mbotkinl 0:2cc6bb4d7fea 809 \param [in] count Number of 64k pages to create
mbotkinl 0:2cc6bb4d7fea 810 \param [in] descriptor_l1 L1 descriptor (region attributes)
mbotkinl 0:2cc6bb4d7fea 811 \param [in] ttb_l2 L2 table base address
mbotkinl 0:2cc6bb4d7fea 812 \param [in] descriptor_l2 L2 descriptor (region attributes)
mbotkinl 0:2cc6bb4d7fea 813
mbotkinl 0:2cc6bb4d7fea 814 */
mbotkinl 0:2cc6bb4d7fea 815 __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 )
mbotkinl 0:2cc6bb4d7fea 816 {
mbotkinl 0:2cc6bb4d7fea 817 uint32_t offset, offset2;
mbotkinl 0:2cc6bb4d7fea 818 uint32_t entry, entry2;
mbotkinl 0:2cc6bb4d7fea 819 uint32_t i,j;
mbotkinl 0:2cc6bb4d7fea 820
mbotkinl 0:2cc6bb4d7fea 821
mbotkinl 0:2cc6bb4d7fea 822 offset = base_address >> 20;
mbotkinl 0:2cc6bb4d7fea 823 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
mbotkinl 0:2cc6bb4d7fea 824
mbotkinl 0:2cc6bb4d7fea 825 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 826 ttb += offset;
mbotkinl 0:2cc6bb4d7fea 827 //create l1_entry
mbotkinl 0:2cc6bb4d7fea 828 *ttb = entry;
mbotkinl 0:2cc6bb4d7fea 829
mbotkinl 0:2cc6bb4d7fea 830 offset2 = (base_address & 0xff000) >> 12;
mbotkinl 0:2cc6bb4d7fea 831 ttb_l2 += offset2;
mbotkinl 0:2cc6bb4d7fea 832 entry2 = (base_address & 0xFFFF0000) | descriptor_l2;
mbotkinl 0:2cc6bb4d7fea 833 for (i = 0; i < count; i++ )
mbotkinl 0:2cc6bb4d7fea 834 {
mbotkinl 0:2cc6bb4d7fea 835 //create 16 entries
mbotkinl 0:2cc6bb4d7fea 836 for (j = 0; j < 16; j++)
mbotkinl 0:2cc6bb4d7fea 837 //4 bytes aligned
mbotkinl 0:2cc6bb4d7fea 838 *ttb_l2++ = entry2;
mbotkinl 0:2cc6bb4d7fea 839 entry2 += OFFSET_64K;
mbotkinl 0:2cc6bb4d7fea 840 }
mbotkinl 0:2cc6bb4d7fea 841 }
mbotkinl 0:2cc6bb4d7fea 842
mbotkinl 0:2cc6bb4d7fea 843 /*@} end of MMU_Functions */
mbotkinl 0:2cc6bb4d7fea 844 #endif
mbotkinl 0:2cc6bb4d7fea 845
mbotkinl 0:2cc6bb4d7fea 846 #ifdef __cplusplus
mbotkinl 0:2cc6bb4d7fea 847 }
mbotkinl 0:2cc6bb4d7fea 848 #endif