1 | /**************************************************************************//**
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2 | * @file core_ca.h
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3 | * @brief CMSIS Cortex-A Core Peripheral Access Layer Header File
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4 | * @version V1.0.1
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5 | * @date 07. May 2018
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6 | ******************************************************************************/
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7 | /*
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8 | * Copyright (c) 2009-2017 ARM Limited. All rights reserved.
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9 | *
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10 | * SPDX-License-Identifier: Apache-2.0
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11 | *
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12 | * Licensed under the Apache License, Version 2.0 (the License); you may
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13 | * not use this file except in compliance with the License.
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14 | * You may obtain a copy of the License at
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15 | *
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16 | * www.apache.org/licenses/LICENSE-2.0
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17 | *
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18 | * Unless required by applicable law or agreed to in writing, software
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19 | * distributed under the License is distributed on an AS IS BASIS, WITHOUT
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20 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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21 | * See the License for the specific language governing permissions and
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22 | * limitations under the License.
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23 | */
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24 |
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25 | #if defined ( __ICCARM__ )
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26 | #pragma system_include /* treat file as system include file for MISRA check */
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27 | #elif defined (__clang__)
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28 | #pragma clang system_header /* treat file as system include file */
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29 | #endif
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30 |
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31 | #ifdef __cplusplus
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32 | extern "C" {
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33 | #endif
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34 |
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35 | #ifndef __CORE_CA_H_GENERIC
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36 | #define __CORE_CA_H_GENERIC
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37 |
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38 |
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39 | /*******************************************************************************
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40 | * CMSIS definitions
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41 | ******************************************************************************/
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42 |
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43 | /* CMSIS CA definitions */
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44 | #define __CA_CMSIS_VERSION_MAIN (1U) /*!< \brief [31:16] CMSIS-Core(A) main version */
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45 | #define __CA_CMSIS_VERSION_SUB (1U) /*!< \brief [15:0] CMSIS-Core(A) sub version */
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46 | #define __CA_CMSIS_VERSION ((__CA_CMSIS_VERSION_MAIN << 16U) | \
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47 | __CA_CMSIS_VERSION_SUB ) /*!< \brief CMSIS-Core(A) version number */
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48 |
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49 | #if defined ( __CC_ARM )
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50 | #if defined __TARGET_FPU_VFP
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51 | #if (__FPU_PRESENT == 1)
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52 | #define __FPU_USED 1U
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53 | #else
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54 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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55 | #define __FPU_USED 0U
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56 | #endif
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57 | #else
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58 | #define __FPU_USED 0U
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59 | #endif
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60 |
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61 | #elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
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62 | #if defined __ARM_PCS_VFP
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63 | #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)
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64 | #define __FPU_USED 1U
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65 | #else
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66 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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67 | #define __FPU_USED 0U
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68 | #endif
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69 | #else
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70 | #define __FPU_USED 0U
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71 | #endif
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72 |
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73 | #elif defined ( __ICCARM__ )
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74 | #if defined __ARMVFP__
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75 | #if (__FPU_PRESENT == 1)
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76 | #define __FPU_USED 1U
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77 | #else
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78 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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79 | #define __FPU_USED 0U
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80 | #endif
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81 | #else
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82 | #define __FPU_USED 0U
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83 | #endif
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84 |
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85 | #elif defined ( __TMS470__ )
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86 | #if defined __TI_VFP_SUPPORT__
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87 | #if (__FPU_PRESENT == 1)
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88 | #define __FPU_USED 1U
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89 | #else
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90 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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91 | #define __FPU_USED 0U
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92 | #endif
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93 | #else
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94 | #define __FPU_USED 0U
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95 | #endif
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96 |
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97 | #elif defined ( __GNUC__ )
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98 | #if defined (__VFP_FP__) && !defined(__SOFTFP__)
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99 | #if (__FPU_PRESENT == 1)
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100 | #define __FPU_USED 1U
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101 | #else
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102 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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103 | #define __FPU_USED 0U
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104 | #endif
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105 | #else
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106 | #define __FPU_USED 0U
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107 | #endif
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108 |
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109 | #elif defined ( __TASKING__ )
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110 | #if defined __FPU_VFP__
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111 | #if (__FPU_PRESENT == 1)
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112 | #define __FPU_USED 1U
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113 | #else
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114 | #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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115 | #define __FPU_USED 0U
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116 | #endif
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117 | #else
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118 | #define __FPU_USED 0U
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119 | #endif
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120 | #endif
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121 |
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122 | #include "cmsis_compiler.h" /* CMSIS compiler specific defines */
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123 |
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124 | #ifdef __cplusplus
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125 | }
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126 | #endif
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127 |
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128 | #endif /* __CORE_CA_H_GENERIC */
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129 |
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130 | #ifndef __CMSIS_GENERIC
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131 |
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132 | #ifndef __CORE_CA_H_DEPENDANT
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133 | #define __CORE_CA_H_DEPENDANT
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134 |
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135 | #ifdef __cplusplus
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136 | extern "C" {
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137 | #endif
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138 |
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139 | /* check device defines and use defaults */
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140 | #if defined __CHECK_DEVICE_DEFINES
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141 | #ifndef __CA_REV
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142 | #define __CA_REV 0x0000U
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143 | #warning "__CA_REV not defined in device header file; using default!"
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144 | #endif
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145 |
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146 | #ifndef __FPU_PRESENT
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147 | #define __FPU_PRESENT 0U
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148 | #warning "__FPU_PRESENT not defined in device header file; using default!"
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149 | #endif
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150 |
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151 | #ifndef __GIC_PRESENT
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152 | #define __GIC_PRESENT 1U
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153 | #warning "__GIC_PRESENT not defined in device header file; using default!"
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154 | #endif
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155 |
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156 | #ifndef __TIM_PRESENT
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157 | #define __TIM_PRESENT 1U
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158 | #warning "__TIM_PRESENT not defined in device header file; using default!"
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159 | #endif
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160 |
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161 | #ifndef __L2C_PRESENT
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162 | #define __L2C_PRESENT 0U
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163 | #warning "__L2C_PRESENT not defined in device header file; using default!"
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164 | #endif
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165 | #endif
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166 |
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167 | /* IO definitions (access restrictions to peripheral registers) */
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168 | #ifdef __cplusplus
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169 | #define __I volatile /*!< \brief Defines 'read only' permissions */
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170 | #else
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171 | #define __I volatile const /*!< \brief Defines 'read only' permissions */
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172 | #endif
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173 | #define __O volatile /*!< \brief Defines 'write only' permissions */
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174 | #define __IO volatile /*!< \brief Defines 'read / write' permissions */
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175 |
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176 | /* following defines should be used for structure members */
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177 | #define __IM volatile const /*!< \brief Defines 'read only' structure member permissions */
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178 | #define __OM volatile /*!< \brief Defines 'write only' structure member permissions */
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179 | #define __IOM volatile /*!< \brief Defines 'read / write' structure member permissions */
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180 | #define RESERVED(N, T) T RESERVED##N; // placeholder struct members used for "reserved" areas
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181 |
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182 | /*******************************************************************************
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183 | * Register Abstraction
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184 | Core Register contain:
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185 | - CPSR
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186 | - CP15 Registers
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187 | - L2C-310 Cache Controller
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188 | - Generic Interrupt Controller Distributor
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189 | - Generic Interrupt Controller Interface
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190 | ******************************************************************************/
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191 |
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192 | /* Core Register CPSR */
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193 | typedef union
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194 | {
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195 | struct
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196 | {
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197 | uint32_t M:5; /*!< \brief bit: 0.. 4 Mode field */
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198 | uint32_t T:1; /*!< \brief bit: 5 Thumb execution state bit */
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199 | uint32_t F:1; /*!< \brief bit: 6 FIQ mask bit */
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200 | uint32_t I:1; /*!< \brief bit: 7 IRQ mask bit */
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201 | uint32_t A:1; /*!< \brief bit: 8 Asynchronous abort mask bit */
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202 | uint32_t E:1; /*!< \brief bit: 9 Endianness execution state bit */
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203 | uint32_t IT1:6; /*!< \brief bit: 10..15 If-Then execution state bits 2-7 */
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204 | uint32_t GE:4; /*!< \brief bit: 16..19 Greater than or Equal flags */
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205 | RESERVED(0:4, uint32_t)
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206 | uint32_t J:1; /*!< \brief bit: 24 Jazelle bit */
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207 | uint32_t IT0:2; /*!< \brief bit: 25..26 If-Then execution state bits 0-1 */
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208 | uint32_t Q:1; /*!< \brief bit: 27 Saturation condition flag */
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209 | uint32_t V:1; /*!< \brief bit: 28 Overflow condition code flag */
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210 | uint32_t C:1; /*!< \brief bit: 29 Carry condition code flag */
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211 | uint32_t Z:1; /*!< \brief bit: 30 Zero condition code flag */
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212 | uint32_t N:1; /*!< \brief bit: 31 Negative condition code flag */
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213 | } b; /*!< \brief Structure used for bit access */
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214 | uint32_t w; /*!< \brief Type used for word access */
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215 | } CPSR_Type;
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216 |
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217 |
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218 |
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219 | /* CPSR Register Definitions */
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220 | #define CPSR_N_Pos 31U /*!< \brief CPSR: N Position */
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221 | #define CPSR_N_Msk (1UL << CPSR_N_Pos) /*!< \brief CPSR: N Mask */
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222 |
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223 | #define CPSR_Z_Pos 30U /*!< \brief CPSR: Z Position */
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224 | #define CPSR_Z_Msk (1UL << CPSR_Z_Pos) /*!< \brief CPSR: Z Mask */
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225 |
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226 | #define CPSR_C_Pos 29U /*!< \brief CPSR: C Position */
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227 | #define CPSR_C_Msk (1UL << CPSR_C_Pos) /*!< \brief CPSR: C Mask */
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228 |
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229 | #define CPSR_V_Pos 28U /*!< \brief CPSR: V Position */
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230 | #define CPSR_V_Msk (1UL << CPSR_V_Pos) /*!< \brief CPSR: V Mask */
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231 |
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232 | #define CPSR_Q_Pos 27U /*!< \brief CPSR: Q Position */
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233 | #define CPSR_Q_Msk (1UL << CPSR_Q_Pos) /*!< \brief CPSR: Q Mask */
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234 |
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235 | #define CPSR_IT0_Pos 25U /*!< \brief CPSR: IT0 Position */
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236 | #define CPSR_IT0_Msk (3UL << CPSR_IT0_Pos) /*!< \brief CPSR: IT0 Mask */
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237 |
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238 | #define CPSR_J_Pos 24U /*!< \brief CPSR: J Position */
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239 | #define CPSR_J_Msk (1UL << CPSR_J_Pos) /*!< \brief CPSR: J Mask */
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240 |
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241 | #define CPSR_GE_Pos 16U /*!< \brief CPSR: GE Position */
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242 | #define CPSR_GE_Msk (0xFUL << CPSR_GE_Pos) /*!< \brief CPSR: GE Mask */
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243 |
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244 | #define CPSR_IT1_Pos 10U /*!< \brief CPSR: IT1 Position */
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245 | #define CPSR_IT1_Msk (0x3FUL << CPSR_IT1_Pos) /*!< \brief CPSR: IT1 Mask */
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246 |
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247 | #define CPSR_E_Pos 9U /*!< \brief CPSR: E Position */
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248 | #define CPSR_E_Msk (1UL << CPSR_E_Pos) /*!< \brief CPSR: E Mask */
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249 |
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250 | #define CPSR_A_Pos 8U /*!< \brief CPSR: A Position */
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251 | #define CPSR_A_Msk (1UL << CPSR_A_Pos) /*!< \brief CPSR: A Mask */
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252 |
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253 | #define CPSR_I_Pos 7U /*!< \brief CPSR: I Position */
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254 | #define CPSR_I_Msk (1UL << CPSR_I_Pos) /*!< \brief CPSR: I Mask */
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255 |
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256 | #define CPSR_F_Pos 6U /*!< \brief CPSR: F Position */
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257 | #define CPSR_F_Msk (1UL << CPSR_F_Pos) /*!< \brief CPSR: F Mask */
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258 |
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259 | #define CPSR_T_Pos 5U /*!< \brief CPSR: T Position */
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260 | #define CPSR_T_Msk (1UL << CPSR_T_Pos) /*!< \brief CPSR: T Mask */
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261 |
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262 | #define CPSR_M_Pos 0U /*!< \brief CPSR: M Position */
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263 | #define CPSR_M_Msk (0x1FUL << CPSR_M_Pos) /*!< \brief CPSR: M Mask */
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264 |
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265 | #define CPSR_M_USR 0x10U /*!< \brief CPSR: M User mode (PL0) */
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266 | #define CPSR_M_FIQ 0x11U /*!< \brief CPSR: M Fast Interrupt mode (PL1) */
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267 | #define CPSR_M_IRQ 0x12U /*!< \brief CPSR: M Interrupt mode (PL1) */
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268 | #define CPSR_M_SVC 0x13U /*!< \brief CPSR: M Supervisor mode (PL1) */
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269 | #define CPSR_M_MON 0x16U /*!< \brief CPSR: M Monitor mode (PL1) */
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270 | #define CPSR_M_ABT 0x17U /*!< \brief CPSR: M Abort mode (PL1) */
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271 | #define CPSR_M_HYP 0x1AU /*!< \brief CPSR: M Hypervisor mode (PL2) */
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272 | #define CPSR_M_UND 0x1BU /*!< \brief CPSR: M Undefined mode (PL1) */
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273 | #define CPSR_M_SYS 0x1FU /*!< \brief CPSR: M System mode (PL1) */
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274 |
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275 | /* CP15 Register SCTLR */
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276 | typedef union
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277 | {
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278 | struct
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279 | {
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280 | uint32_t M:1; /*!< \brief bit: 0 MMU enable */
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281 | uint32_t A:1; /*!< \brief bit: 1 Alignment check enable */
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282 | uint32_t C:1; /*!< \brief bit: 2 Cache enable */
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283 | RESERVED(0:2, uint32_t)
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284 | uint32_t CP15BEN:1; /*!< \brief bit: 5 CP15 barrier enable */
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285 | RESERVED(1:1, uint32_t)
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286 | uint32_t B:1; /*!< \brief bit: 7 Endianness model */
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287 | RESERVED(2:2, uint32_t)
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288 | uint32_t SW:1; /*!< \brief bit: 10 SWP and SWPB enable */
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289 | uint32_t Z:1; /*!< \brief bit: 11 Branch prediction enable */
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290 | uint32_t I:1; /*!< \brief bit: 12 Instruction cache enable */
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291 | uint32_t V:1; /*!< \brief bit: 13 Vectors bit */
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292 | uint32_t RR:1; /*!< \brief bit: 14 Round Robin select */
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293 | RESERVED(3:2, uint32_t)
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294 | uint32_t HA:1; /*!< \brief bit: 17 Hardware Access flag enable */
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295 | RESERVED(4:1, uint32_t)
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296 | uint32_t WXN:1; /*!< \brief bit: 19 Write permission implies XN */
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297 | uint32_t UWXN:1; /*!< \brief bit: 20 Unprivileged write permission implies PL1 XN */
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298 | uint32_t FI:1; /*!< \brief bit: 21 Fast interrupts configuration enable */
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299 | uint32_t U:1; /*!< \brief bit: 22 Alignment model */
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300 | RESERVED(5:1, uint32_t)
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301 | uint32_t VE:1; /*!< \brief bit: 24 Interrupt Vectors Enable */
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302 | uint32_t EE:1; /*!< \brief bit: 25 Exception Endianness */
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303 | RESERVED(6:1, uint32_t)
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304 | uint32_t NMFI:1; /*!< \brief bit: 27 Non-maskable FIQ (NMFI) support */
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305 | uint32_t TRE:1; /*!< \brief bit: 28 TEX remap enable. */
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306 | uint32_t AFE:1; /*!< \brief bit: 29 Access flag enable */
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307 | uint32_t TE:1; /*!< \brief bit: 30 Thumb Exception enable */
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308 | RESERVED(7:1, uint32_t)
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309 | } b; /*!< \brief Structure used for bit access */
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310 | uint32_t w; /*!< \brief Type used for word access */
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311 | } SCTLR_Type;
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312 |
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313 | #define SCTLR_TE_Pos 30U /*!< \brief SCTLR: TE Position */
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314 | #define SCTLR_TE_Msk (1UL << SCTLR_TE_Pos) /*!< \brief SCTLR: TE Mask */
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315 |
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316 | #define SCTLR_AFE_Pos 29U /*!< \brief SCTLR: AFE Position */
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317 | #define SCTLR_AFE_Msk (1UL << SCTLR_AFE_Pos) /*!< \brief SCTLR: AFE Mask */
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318 |
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319 | #define SCTLR_TRE_Pos 28U /*!< \brief SCTLR: TRE Position */
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320 | #define SCTLR_TRE_Msk (1UL << SCTLR_TRE_Pos) /*!< \brief SCTLR: TRE Mask */
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321 |
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322 | #define SCTLR_NMFI_Pos 27U /*!< \brief SCTLR: NMFI Position */
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323 | #define SCTLR_NMFI_Msk (1UL << SCTLR_NMFI_Pos) /*!< \brief SCTLR: NMFI Mask */
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324 |
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325 | #define SCTLR_EE_Pos 25U /*!< \brief SCTLR: EE Position */
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326 | #define SCTLR_EE_Msk (1UL << SCTLR_EE_Pos) /*!< \brief SCTLR: EE Mask */
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327 |
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328 | #define SCTLR_VE_Pos 24U /*!< \brief SCTLR: VE Position */
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329 | #define SCTLR_VE_Msk (1UL << SCTLR_VE_Pos) /*!< \brief SCTLR: VE Mask */
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330 |
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331 | #define SCTLR_U_Pos 22U /*!< \brief SCTLR: U Position */
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332 | #define SCTLR_U_Msk (1UL << SCTLR_U_Pos) /*!< \brief SCTLR: U Mask */
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333 |
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334 | #define SCTLR_FI_Pos 21U /*!< \brief SCTLR: FI Position */
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335 | #define SCTLR_FI_Msk (1UL << SCTLR_FI_Pos) /*!< \brief SCTLR: FI Mask */
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336 |
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337 | #define SCTLR_UWXN_Pos 20U /*!< \brief SCTLR: UWXN Position */
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338 | #define SCTLR_UWXN_Msk (1UL << SCTLR_UWXN_Pos) /*!< \brief SCTLR: UWXN Mask */
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339 |
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340 | #define SCTLR_WXN_Pos 19U /*!< \brief SCTLR: WXN Position */
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341 | #define SCTLR_WXN_Msk (1UL << SCTLR_WXN_Pos) /*!< \brief SCTLR: WXN Mask */
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342 |
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343 | #define SCTLR_HA_Pos 17U /*!< \brief SCTLR: HA Position */
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344 | #define SCTLR_HA_Msk (1UL << SCTLR_HA_Pos) /*!< \brief SCTLR: HA Mask */
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345 |
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346 | #define SCTLR_RR_Pos 14U /*!< \brief SCTLR: RR Position */
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347 | #define SCTLR_RR_Msk (1UL << SCTLR_RR_Pos) /*!< \brief SCTLR: RR Mask */
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348 |
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349 | #define SCTLR_V_Pos 13U /*!< \brief SCTLR: V Position */
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350 | #define SCTLR_V_Msk (1UL << SCTLR_V_Pos) /*!< \brief SCTLR: V Mask */
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351 |
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352 | #define SCTLR_I_Pos 12U /*!< \brief SCTLR: I Position */
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353 | #define SCTLR_I_Msk (1UL << SCTLR_I_Pos) /*!< \brief SCTLR: I Mask */
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354 |
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355 | #define SCTLR_Z_Pos 11U /*!< \brief SCTLR: Z Position */
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356 | #define SCTLR_Z_Msk (1UL << SCTLR_Z_Pos) /*!< \brief SCTLR: Z Mask */
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357 |
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358 | #define SCTLR_SW_Pos 10U /*!< \brief SCTLR: SW Position */
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359 | #define SCTLR_SW_Msk (1UL << SCTLR_SW_Pos) /*!< \brief SCTLR: SW Mask */
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360 |
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361 | #define SCTLR_B_Pos 7U /*!< \brief SCTLR: B Position */
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362 | #define SCTLR_B_Msk (1UL << SCTLR_B_Pos) /*!< \brief SCTLR: B Mask */
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363 |
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364 | #define SCTLR_CP15BEN_Pos 5U /*!< \brief SCTLR: CP15BEN Position */
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365 | #define SCTLR_CP15BEN_Msk (1UL << SCTLR_CP15BEN_Pos) /*!< \brief SCTLR: CP15BEN Mask */
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366 |
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---|
367 | #define SCTLR_C_Pos 2U /*!< \brief SCTLR: C Position */
|
---|
368 | #define SCTLR_C_Msk (1UL << SCTLR_C_Pos) /*!< \brief SCTLR: C Mask */
|
---|
369 |
|
---|
370 | #define SCTLR_A_Pos 1U /*!< \brief SCTLR: A Position */
|
---|
371 | #define SCTLR_A_Msk (1UL << SCTLR_A_Pos) /*!< \brief SCTLR: A Mask */
|
---|
372 |
|
---|
373 | #define SCTLR_M_Pos 0U /*!< \brief SCTLR: M Position */
|
---|
374 | #define SCTLR_M_Msk (1UL << SCTLR_M_Pos) /*!< \brief SCTLR: M Mask */
|
---|
375 |
|
---|
376 | /* CP15 Register ACTLR */
|
---|
377 | typedef union
|
---|
378 | {
|
---|
379 | #if __CORTEX_A == 5 || defined(DOXYGEN)
|
---|
380 | /** \brief Structure used for bit access on Cortex-A5 */
|
---|
381 | struct
|
---|
382 | {
|
---|
383 | uint32_t FW:1; /*!< \brief bit: 0 Cache and TLB maintenance broadcast */
|
---|
384 | RESERVED(0:5, uint32_t)
|
---|
385 | uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
|
---|
386 | uint32_t EXCL:1; /*!< \brief bit: 7 Exclusive L1/L2 cache control */
|
---|
387 | RESERVED(1:2, uint32_t)
|
---|
388 | uint32_t DODMBS:1; /*!< \brief bit: 10 Disable optimized data memory barrier behavior */
|
---|
389 | uint32_t DWBST:1; /*!< \brief bit: 11 AXI data write bursts to Normal memory */
|
---|
390 | uint32_t RADIS:1; /*!< \brief bit: 12 L1 Data Cache read-allocate mode disable */
|
---|
391 | uint32_t L1PCTL:2; /*!< \brief bit:13..14 L1 Data prefetch control */
|
---|
392 | uint32_t BP:2; /*!< \brief bit:16..15 Branch prediction policy */
|
---|
393 | uint32_t RSDIS:1; /*!< \brief bit: 17 Disable return stack operation */
|
---|
394 | uint32_t BTDIS:1; /*!< \brief bit: 18 Disable indirect Branch Target Address Cache (BTAC) */
|
---|
395 | RESERVED(3:9, uint32_t)
|
---|
396 | uint32_t DBDI:1; /*!< \brief bit: 28 Disable branch dual issue */
|
---|
397 | RESERVED(7:3, uint32_t)
|
---|
398 | } b;
|
---|
399 | #endif
|
---|
400 | #if __CORTEX_A == 7 || defined(DOXYGEN)
|
---|
401 | /** \brief Structure used for bit access on Cortex-A7 */
|
---|
402 | struct
|
---|
403 | {
|
---|
404 | RESERVED(0:6, uint32_t)
|
---|
405 | uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
|
---|
406 | RESERVED(1:3, uint32_t)
|
---|
407 | uint32_t DODMBS:1; /*!< \brief bit: 10 Disable optimized data memory barrier behavior */
|
---|
408 | uint32_t L2RADIS:1; /*!< \brief bit: 11 L2 Data Cache read-allocate mode disable */
|
---|
409 | uint32_t L1RADIS:1; /*!< \brief bit: 12 L1 Data Cache read-allocate mode disable */
|
---|
410 | uint32_t L1PCTL:2; /*!< \brief bit:13..14 L1 Data prefetch control */
|
---|
411 | uint32_t DDVM:1; /*!< \brief bit: 15 Disable Distributed Virtual Memory (DVM) transactions */
|
---|
412 | RESERVED(3:12, uint32_t)
|
---|
413 | uint32_t DDI:1; /*!< \brief bit: 28 Disable dual issue */
|
---|
414 | RESERVED(7:3, uint32_t)
|
---|
415 | } b;
|
---|
416 | #endif
|
---|
417 | #if __CORTEX_A == 9 || defined(DOXYGEN)
|
---|
418 | /** \brief Structure used for bit access on Cortex-A9 */
|
---|
419 | struct
|
---|
420 | {
|
---|
421 | uint32_t FW:1; /*!< \brief bit: 0 Cache and TLB maintenance broadcast */
|
---|
422 | RESERVED(0:1, uint32_t)
|
---|
423 | uint32_t L1PE:1; /*!< \brief bit: 2 Dside prefetch */
|
---|
424 | uint32_t WFLZM:1; /*!< \brief bit: 3 Cache and TLB maintenance broadcast */
|
---|
425 | RESERVED(1:2, uint32_t)
|
---|
426 | uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
|
---|
427 | uint32_t EXCL:1; /*!< \brief bit: 7 Exclusive L1/L2 cache control */
|
---|
428 | uint32_t AOW:1; /*!< \brief bit: 8 Enable allocation in one cache way only */
|
---|
429 | uint32_t PARITY:1; /*!< \brief bit: 9 Support for parity checking, if implemented */
|
---|
430 | RESERVED(7:22, uint32_t)
|
---|
431 | } b;
|
---|
432 | #endif
|
---|
433 | uint32_t w; /*!< \brief Type used for word access */
|
---|
434 | } ACTLR_Type;
|
---|
435 |
|
---|
436 | #define ACTLR_DDI_Pos 28U /*!< \brief ACTLR: DDI Position */
|
---|
437 | #define ACTLR_DDI_Msk (1UL << ACTLR_DDI_Pos) /*!< \brief ACTLR: DDI Mask */
|
---|
438 |
|
---|
439 | #define ACTLR_DBDI_Pos 28U /*!< \brief ACTLR: DBDI Position */
|
---|
440 | #define ACTLR_DBDI_Msk (1UL << ACTLR_DBDI_Pos) /*!< \brief ACTLR: DBDI Mask */
|
---|
441 |
|
---|
442 | #define ACTLR_BTDIS_Pos 18U /*!< \brief ACTLR: BTDIS Position */
|
---|
443 | #define ACTLR_BTDIS_Msk (1UL << ACTLR_BTDIS_Pos) /*!< \brief ACTLR: BTDIS Mask */
|
---|
444 |
|
---|
445 | #define ACTLR_RSDIS_Pos 17U /*!< \brief ACTLR: RSDIS Position */
|
---|
446 | #define ACTLR_RSDIS_Msk (1UL << ACTLR_RSDIS_Pos) /*!< \brief ACTLR: RSDIS Mask */
|
---|
447 |
|
---|
448 | #define ACTLR_BP_Pos 15U /*!< \brief ACTLR: BP Position */
|
---|
449 | #define ACTLR_BP_Msk (3UL << ACTLR_BP_Pos) /*!< \brief ACTLR: BP Mask */
|
---|
450 |
|
---|
451 | #define ACTLR_DDVM_Pos 15U /*!< \brief ACTLR: DDVM Position */
|
---|
452 | #define ACTLR_DDVM_Msk (1UL << ACTLR_DDVM_Pos) /*!< \brief ACTLR: DDVM Mask */
|
---|
453 |
|
---|
454 | #define ACTLR_L1PCTL_Pos 13U /*!< \brief ACTLR: L1PCTL Position */
|
---|
455 | #define ACTLR_L1PCTL_Msk (3UL << ACTLR_L1PCTL_Pos) /*!< \brief ACTLR: L1PCTL Mask */
|
---|
456 |
|
---|
457 | #define ACTLR_RADIS_Pos 12U /*!< \brief ACTLR: RADIS Position */
|
---|
458 | #define ACTLR_RADIS_Msk (1UL << ACTLR_RADIS_Pos) /*!< \brief ACTLR: RADIS Mask */
|
---|
459 |
|
---|
460 | #define ACTLR_L1RADIS_Pos 12U /*!< \brief ACTLR: L1RADIS Position */
|
---|
461 | #define ACTLR_L1RADIS_Msk (1UL << ACTLR_L1RADIS_Pos) /*!< \brief ACTLR: L1RADIS Mask */
|
---|
462 |
|
---|
463 | #define ACTLR_DWBST_Pos 11U /*!< \brief ACTLR: DWBST Position */
|
---|
464 | #define ACTLR_DWBST_Msk (1UL << ACTLR_DWBST_Pos) /*!< \brief ACTLR: DWBST Mask */
|
---|
465 |
|
---|
466 | #define ACTLR_L2RADIS_Pos 11U /*!< \brief ACTLR: L2RADIS Position */
|
---|
467 | #define ACTLR_L2RADIS_Msk (1UL << ACTLR_L2RADIS_Pos) /*!< \brief ACTLR: L2RADIS Mask */
|
---|
468 |
|
---|
469 | #define ACTLR_DODMBS_Pos 10U /*!< \brief ACTLR: DODMBS Position */
|
---|
470 | #define ACTLR_DODMBS_Msk (1UL << ACTLR_DODMBS_Pos) /*!< \brief ACTLR: DODMBS Mask */
|
---|
471 |
|
---|
472 | #define ACTLR_PARITY_Pos 9U /*!< \brief ACTLR: PARITY Position */
|
---|
473 | #define ACTLR_PARITY_Msk (1UL << ACTLR_PARITY_Pos) /*!< \brief ACTLR: PARITY Mask */
|
---|
474 |
|
---|
475 | #define ACTLR_AOW_Pos 8U /*!< \brief ACTLR: AOW Position */
|
---|
476 | #define ACTLR_AOW_Msk (1UL << ACTLR_AOW_Pos) /*!< \brief ACTLR: AOW Mask */
|
---|
477 |
|
---|
478 | #define ACTLR_EXCL_Pos 7U /*!< \brief ACTLR: EXCL Position */
|
---|
479 | #define ACTLR_EXCL_Msk (1UL << ACTLR_EXCL_Pos) /*!< \brief ACTLR: EXCL Mask */
|
---|
480 |
|
---|
481 | #define ACTLR_SMP_Pos 6U /*!< \brief ACTLR: SMP Position */
|
---|
482 | #define ACTLR_SMP_Msk (1UL << ACTLR_SMP_Pos) /*!< \brief ACTLR: SMP Mask */
|
---|
483 |
|
---|
484 | #define ACTLR_WFLZM_Pos 3U /*!< \brief ACTLR: WFLZM Position */
|
---|
485 | #define ACTLR_WFLZM_Msk (1UL << ACTLR_WFLZM_Pos) /*!< \brief ACTLR: WFLZM Mask */
|
---|
486 |
|
---|
487 | #define ACTLR_L1PE_Pos 2U /*!< \brief ACTLR: L1PE Position */
|
---|
488 | #define ACTLR_L1PE_Msk (1UL << ACTLR_L1PE_Pos) /*!< \brief ACTLR: L1PE Mask */
|
---|
489 |
|
---|
490 | #define ACTLR_FW_Pos 0U /*!< \brief ACTLR: FW Position */
|
---|
491 | #define ACTLR_FW_Msk (1UL << ACTLR_FW_Pos) /*!< \brief ACTLR: FW Mask */
|
---|
492 |
|
---|
493 | /* CP15 Register CPACR */
|
---|
494 | typedef union
|
---|
495 | {
|
---|
496 | struct
|
---|
497 | {
|
---|
498 | uint32_t CP0:2; /*!< \brief bit: 0..1 Access rights for coprocessor 0 */
|
---|
499 | uint32_t CP1:2; /*!< \brief bit: 2..3 Access rights for coprocessor 1 */
|
---|
500 | uint32_t CP2:2; /*!< \brief bit: 4..5 Access rights for coprocessor 2 */
|
---|
501 | uint32_t CP3:2; /*!< \brief bit: 6..7 Access rights for coprocessor 3 */
|
---|
502 | uint32_t CP4:2; /*!< \brief bit: 8..9 Access rights for coprocessor 4 */
|
---|
503 | uint32_t CP5:2; /*!< \brief bit:10..11 Access rights for coprocessor 5 */
|
---|
504 | uint32_t CP6:2; /*!< \brief bit:12..13 Access rights for coprocessor 6 */
|
---|
505 | uint32_t CP7:2; /*!< \brief bit:14..15 Access rights for coprocessor 7 */
|
---|
506 | uint32_t CP8:2; /*!< \brief bit:16..17 Access rights for coprocessor 8 */
|
---|
507 | uint32_t CP9:2; /*!< \brief bit:18..19 Access rights for coprocessor 9 */
|
---|
508 | uint32_t CP10:2; /*!< \brief bit:20..21 Access rights for coprocessor 10 */
|
---|
509 | uint32_t CP11:2; /*!< \brief bit:22..23 Access rights for coprocessor 11 */
|
---|
510 | uint32_t CP12:2; /*!< \brief bit:24..25 Access rights for coprocessor 11 */
|
---|
511 | uint32_t CP13:2; /*!< \brief bit:26..27 Access rights for coprocessor 11 */
|
---|
512 | uint32_t TRCDIS:1; /*!< \brief bit: 28 Disable CP14 access to trace registers */
|
---|
513 | RESERVED(0:1, uint32_t)
|
---|
514 | uint32_t D32DIS:1; /*!< \brief bit: 30 Disable use of registers D16-D31 of the VFP register file */
|
---|
515 | uint32_t ASEDIS:1; /*!< \brief bit: 31 Disable Advanced SIMD Functionality */
|
---|
516 | } b; /*!< \brief Structure used for bit access */
|
---|
517 | uint32_t w; /*!< \brief Type used for word access */
|
---|
518 | } CPACR_Type;
|
---|
519 |
|
---|
520 | #define CPACR_ASEDIS_Pos 31U /*!< \brief CPACR: ASEDIS Position */
|
---|
521 | #define CPACR_ASEDIS_Msk (1UL << CPACR_ASEDIS_Pos) /*!< \brief CPACR: ASEDIS Mask */
|
---|
522 |
|
---|
523 | #define CPACR_D32DIS_Pos 30U /*!< \brief CPACR: D32DIS Position */
|
---|
524 | #define CPACR_D32DIS_Msk (1UL << CPACR_D32DIS_Pos) /*!< \brief CPACR: D32DIS Mask */
|
---|
525 |
|
---|
526 | #define CPACR_TRCDIS_Pos 28U /*!< \brief CPACR: D32DIS Position */
|
---|
527 | #define CPACR_TRCDIS_Msk (1UL << CPACR_D32DIS_Pos) /*!< \brief CPACR: D32DIS Mask */
|
---|
528 |
|
---|
529 | #define CPACR_CP_Pos_(n) (n*2U) /*!< \brief CPACR: CPn Position */
|
---|
530 | #define CPACR_CP_Msk_(n) (3UL << CPACR_CP_Pos_(n)) /*!< \brief CPACR: CPn Mask */
|
---|
531 |
|
---|
532 | #define CPACR_CP_NA 0U /*!< \brief CPACR CPn field: Access denied. */
|
---|
533 | #define CPACR_CP_PL1 1U /*!< \brief CPACR CPn field: Accessible from PL1 only. */
|
---|
534 | #define CPACR_CP_FA 3U /*!< \brief CPACR CPn field: Full access. */
|
---|
535 |
|
---|
536 | /* CP15 Register DFSR */
|
---|
537 | typedef union
|
---|
538 | {
|
---|
539 | struct
|
---|
540 | {
|
---|
541 | uint32_t FS0:4; /*!< \brief bit: 0.. 3 Fault Status bits bit 0-3 */
|
---|
542 | uint32_t Domain:4; /*!< \brief bit: 4.. 7 Fault on which domain */
|
---|
543 | RESERVED(0:1, uint32_t)
|
---|
544 | uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
|
---|
545 | uint32_t FS1:1; /*!< \brief bit: 10 Fault Status bits bit 4 */
|
---|
546 | uint32_t WnR:1; /*!< \brief bit: 11 Write not Read bit */
|
---|
547 | uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
|
---|
548 | uint32_t CM:1; /*!< \brief bit: 13 Cache maintenance fault */
|
---|
549 | RESERVED(1:18, uint32_t)
|
---|
550 | } s; /*!< \brief Structure used for bit access in short format */
|
---|
551 | struct
|
---|
552 | {
|
---|
553 | uint32_t STATUS:5; /*!< \brief bit: 0.. 5 Fault Status bits */
|
---|
554 | RESERVED(0:3, uint32_t)
|
---|
555 | uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
|
---|
556 | RESERVED(1:1, uint32_t)
|
---|
557 | uint32_t WnR:1; /*!< \brief bit: 11 Write not Read bit */
|
---|
558 | uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
|
---|
559 | uint32_t CM:1; /*!< \brief bit: 13 Cache maintenance fault */
|
---|
560 | RESERVED(2:18, uint32_t)
|
---|
561 | } l; /*!< \brief Structure used for bit access in long format */
|
---|
562 | uint32_t w; /*!< \brief Type used for word access */
|
---|
563 | } DFSR_Type;
|
---|
564 |
|
---|
565 | #define DFSR_CM_Pos 13U /*!< \brief DFSR: CM Position */
|
---|
566 | #define DFSR_CM_Msk (1UL << DFSR_CM_Pos) /*!< \brief DFSR: CM Mask */
|
---|
567 |
|
---|
568 | #define DFSR_Ext_Pos 12U /*!< \brief DFSR: Ext Position */
|
---|
569 | #define DFSR_Ext_Msk (1UL << DFSR_Ext_Pos) /*!< \brief DFSR: Ext Mask */
|
---|
570 |
|
---|
571 | #define DFSR_WnR_Pos 11U /*!< \brief DFSR: WnR Position */
|
---|
572 | #define DFSR_WnR_Msk (1UL << DFSR_WnR_Pos) /*!< \brief DFSR: WnR Mask */
|
---|
573 |
|
---|
574 | #define DFSR_FS1_Pos 10U /*!< \brief DFSR: FS1 Position */
|
---|
575 | #define DFSR_FS1_Msk (1UL << DFSR_FS1_Pos) /*!< \brief DFSR: FS1 Mask */
|
---|
576 |
|
---|
577 | #define DFSR_LPAE_Pos 9U /*!< \brief DFSR: LPAE Position */
|
---|
578 | #define DFSR_LPAE_Msk (1UL << DFSR_LPAE_Pos) /*!< \brief DFSR: LPAE Mask */
|
---|
579 |
|
---|
580 | #define DFSR_Domain_Pos 4U /*!< \brief DFSR: Domain Position */
|
---|
581 | #define DFSR_Domain_Msk (0xFUL << DFSR_Domain_Pos) /*!< \brief DFSR: Domain Mask */
|
---|
582 |
|
---|
583 | #define DFSR_FS0_Pos 0U /*!< \brief DFSR: FS0 Position */
|
---|
584 | #define DFSR_FS0_Msk (0xFUL << DFSR_FS0_Pos) /*!< \brief DFSR: FS0 Mask */
|
---|
585 |
|
---|
586 | #define DFSR_STATUS_Pos 0U /*!< \brief DFSR: STATUS Position */
|
---|
587 | #define DFSR_STATUS_Msk (0x3FUL << DFSR_STATUS_Pos) /*!< \brief DFSR: STATUS Mask */
|
---|
588 |
|
---|
589 | /* CP15 Register IFSR */
|
---|
590 | typedef union
|
---|
591 | {
|
---|
592 | struct
|
---|
593 | {
|
---|
594 | uint32_t FS0:4; /*!< \brief bit: 0.. 3 Fault Status bits bit 0-3 */
|
---|
595 | RESERVED(0:5, uint32_t)
|
---|
596 | uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
|
---|
597 | uint32_t FS1:1; /*!< \brief bit: 10 Fault Status bits bit 4 */
|
---|
598 | RESERVED(1:1, uint32_t)
|
---|
599 | uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
|
---|
600 | RESERVED(2:19, uint32_t)
|
---|
601 | } s; /*!< \brief Structure used for bit access in short format */
|
---|
602 | struct
|
---|
603 | {
|
---|
604 | uint32_t STATUS:6; /*!< \brief bit: 0.. 5 Fault Status bits */
|
---|
605 | RESERVED(0:3, uint32_t)
|
---|
606 | uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
|
---|
607 | RESERVED(1:2, uint32_t)
|
---|
608 | uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
|
---|
609 | RESERVED(2:19, uint32_t)
|
---|
610 | } l; /*!< \brief Structure used for bit access in long format */
|
---|
611 | uint32_t w; /*!< \brief Type used for word access */
|
---|
612 | } IFSR_Type;
|
---|
613 |
|
---|
614 | #define IFSR_ExT_Pos 12U /*!< \brief IFSR: ExT Position */
|
---|
615 | #define IFSR_ExT_Msk (1UL << IFSR_ExT_Pos) /*!< \brief IFSR: ExT Mask */
|
---|
616 |
|
---|
617 | #define IFSR_FS1_Pos 10U /*!< \brief IFSR: FS1 Position */
|
---|
618 | #define IFSR_FS1_Msk (1UL << IFSR_FS1_Pos) /*!< \brief IFSR: FS1 Mask */
|
---|
619 |
|
---|
620 | #define IFSR_LPAE_Pos 9U /*!< \brief IFSR: LPAE Position */
|
---|
621 | #define IFSR_LPAE_Msk (0x1UL << IFSR_LPAE_Pos) /*!< \brief IFSR: LPAE Mask */
|
---|
622 |
|
---|
623 | #define IFSR_FS0_Pos 0U /*!< \brief IFSR: FS0 Position */
|
---|
624 | #define IFSR_FS0_Msk (0xFUL << IFSR_FS0_Pos) /*!< \brief IFSR: FS0 Mask */
|
---|
625 |
|
---|
626 | #define IFSR_STATUS_Pos 0U /*!< \brief IFSR: STATUS Position */
|
---|
627 | #define IFSR_STATUS_Msk (0x3FUL << IFSR_STATUS_Pos) /*!< \brief IFSR: STATUS Mask */
|
---|
628 |
|
---|
629 | /* CP15 Register ISR */
|
---|
630 | typedef union
|
---|
631 | {
|
---|
632 | struct
|
---|
633 | {
|
---|
634 | RESERVED(0:6, uint32_t)
|
---|
635 | uint32_t F:1; /*!< \brief bit: 6 FIQ pending bit */
|
---|
636 | uint32_t I:1; /*!< \brief bit: 7 IRQ pending bit */
|
---|
637 | uint32_t A:1; /*!< \brief bit: 8 External abort pending bit */
|
---|
638 | RESERVED(1:23, uint32_t)
|
---|
639 | } b; /*!< \brief Structure used for bit access */
|
---|
640 | uint32_t w; /*!< \brief Type used for word access */
|
---|
641 | } ISR_Type;
|
---|
642 |
|
---|
643 | #define ISR_A_Pos 13U /*!< \brief ISR: A Position */
|
---|
644 | #define ISR_A_Msk (1UL << ISR_A_Pos) /*!< \brief ISR: A Mask */
|
---|
645 |
|
---|
646 | #define ISR_I_Pos 12U /*!< \brief ISR: I Position */
|
---|
647 | #define ISR_I_Msk (1UL << ISR_I_Pos) /*!< \brief ISR: I Mask */
|
---|
648 |
|
---|
649 | #define ISR_F_Pos 11U /*!< \brief ISR: F Position */
|
---|
650 | #define ISR_F_Msk (1UL << ISR_F_Pos) /*!< \brief ISR: F Mask */
|
---|
651 |
|
---|
652 | /* DACR Register */
|
---|
653 | #define DACR_D_Pos_(n) (2U*n) /*!< \brief DACR: Dn Position */
|
---|
654 | #define DACR_D_Msk_(n) (3UL << DACR_D_Pos_(n)) /*!< \brief DACR: Dn Mask */
|
---|
655 | #define DACR_Dn_NOACCESS 0U /*!< \brief DACR Dn field: No access */
|
---|
656 | #define DACR_Dn_CLIENT 1U /*!< \brief DACR Dn field: Client */
|
---|
657 | #define DACR_Dn_MANAGER 3U /*!< \brief DACR Dn field: Manager */
|
---|
658 |
|
---|
659 | /**
|
---|
660 | \brief Mask and shift a bit field value for use in a register bit range.
|
---|
661 | \param [in] field Name of the register bit field.
|
---|
662 | \param [in] value Value of the bit field. This parameter is interpreted as an uint32_t type.
|
---|
663 | \return Masked and shifted value.
|
---|
664 | */
|
---|
665 | #define _VAL2FLD(field, value) (((uint32_t)(value) << field ## _Pos) & field ## _Msk)
|
---|
666 |
|
---|
667 | /**
|
---|
668 | \brief Mask and shift a register value to extract a bit filed value.
|
---|
669 | \param [in] field Name of the register bit field.
|
---|
670 | \param [in] value Value of register. This parameter is interpreted as an uint32_t type.
|
---|
671 | \return Masked and shifted bit field value.
|
---|
672 | */
|
---|
673 | #define _FLD2VAL(field, value) (((uint32_t)(value) & field ## _Msk) >> field ## _Pos)
|
---|
674 |
|
---|
675 |
|
---|
676 | /**
|
---|
677 | \brief Union type to access the L2C_310 Cache Controller.
|
---|
678 | */
|
---|
679 | #if (__L2C_PRESENT == 1U) || defined(DOXYGEN)
|
---|
680 | typedef struct
|
---|
681 | {
|
---|
682 | __IM uint32_t CACHE_ID; /*!< \brief Offset: 0x0000 (R/ ) Cache ID Register */
|
---|
683 | __IM uint32_t CACHE_TYPE; /*!< \brief Offset: 0x0004 (R/ ) Cache Type Register */
|
---|
684 | RESERVED(0[0x3e], uint32_t)
|
---|
685 | __IOM uint32_t CONTROL; /*!< \brief Offset: 0x0100 (R/W) Control Register */
|
---|
686 | __IOM uint32_t AUX_CNT; /*!< \brief Offset: 0x0104 (R/W) Auxiliary Control */
|
---|
687 | RESERVED(1[0x3e], uint32_t)
|
---|
688 | __IOM uint32_t EVENT_CONTROL; /*!< \brief Offset: 0x0200 (R/W) Event Counter Control */
|
---|
689 | __IOM uint32_t EVENT_COUNTER1_CONF; /*!< \brief Offset: 0x0204 (R/W) Event Counter 1 Configuration */
|
---|
690 | __IOM uint32_t EVENT_COUNTER0_CONF; /*!< \brief Offset: 0x0208 (R/W) Event Counter 1 Configuration */
|
---|
691 | RESERVED(2[0x2], uint32_t)
|
---|
692 | __IOM uint32_t INTERRUPT_MASK; /*!< \brief Offset: 0x0214 (R/W) Interrupt Mask */
|
---|
693 | __IM uint32_t MASKED_INT_STATUS; /*!< \brief Offset: 0x0218 (R/ ) Masked Interrupt Status */
|
---|
694 | __IM uint32_t RAW_INT_STATUS; /*!< \brief Offset: 0x021c (R/ ) Raw Interrupt Status */
|
---|
695 | __OM uint32_t INTERRUPT_CLEAR; /*!< \brief Offset: 0x0220 ( /W) Interrupt Clear */
|
---|
696 | RESERVED(3[0x143], uint32_t)
|
---|
697 | __IOM uint32_t CACHE_SYNC; /*!< \brief Offset: 0x0730 (R/W) Cache Sync */
|
---|
698 | RESERVED(4[0xf], uint32_t)
|
---|
699 | __IOM uint32_t INV_LINE_PA; /*!< \brief Offset: 0x0770 (R/W) Invalidate Line By PA */
|
---|
700 | RESERVED(6[2], uint32_t)
|
---|
701 | __IOM uint32_t INV_WAY; /*!< \brief Offset: 0x077c (R/W) Invalidate by Way */
|
---|
702 | RESERVED(5[0xc], uint32_t)
|
---|
703 | __IOM uint32_t CLEAN_LINE_PA; /*!< \brief Offset: 0x07b0 (R/W) Clean Line by PA */
|
---|
704 | RESERVED(7[1], uint32_t)
|
---|
705 | __IOM uint32_t CLEAN_LINE_INDEX_WAY; /*!< \brief Offset: 0x07b8 (R/W) Clean Line by Index/Way */
|
---|
706 | __IOM uint32_t CLEAN_WAY; /*!< \brief Offset: 0x07bc (R/W) Clean by Way */
|
---|
707 | RESERVED(8[0xc], uint32_t)
|
---|
708 | __IOM uint32_t CLEAN_INV_LINE_PA; /*!< \brief Offset: 0x07f0 (R/W) Clean and Invalidate Line by PA */
|
---|
709 | RESERVED(9[1], uint32_t)
|
---|
710 | __IOM uint32_t CLEAN_INV_LINE_INDEX_WAY; /*!< \brief Offset: 0x07f8 (R/W) Clean and Invalidate Line by Index/Way */
|
---|
711 | __IOM uint32_t CLEAN_INV_WAY; /*!< \brief Offset: 0x07fc (R/W) Clean and Invalidate by Way */
|
---|
712 | RESERVED(10[0x40], uint32_t)
|
---|
713 | __IOM uint32_t DATA_LOCK_0_WAY; /*!< \brief Offset: 0x0900 (R/W) Data Lockdown 0 by Way */
|
---|
714 | __IOM uint32_t INST_LOCK_0_WAY; /*!< \brief Offset: 0x0904 (R/W) Instruction Lockdown 0 by Way */
|
---|
715 | __IOM uint32_t DATA_LOCK_1_WAY; /*!< \brief Offset: 0x0908 (R/W) Data Lockdown 1 by Way */
|
---|
716 | __IOM uint32_t INST_LOCK_1_WAY; /*!< \brief Offset: 0x090c (R/W) Instruction Lockdown 1 by Way */
|
---|
717 | __IOM uint32_t DATA_LOCK_2_WAY; /*!< \brief Offset: 0x0910 (R/W) Data Lockdown 2 by Way */
|
---|
718 | __IOM uint32_t INST_LOCK_2_WAY; /*!< \brief Offset: 0x0914 (R/W) Instruction Lockdown 2 by Way */
|
---|
719 | __IOM uint32_t DATA_LOCK_3_WAY; /*!< \brief Offset: 0x0918 (R/W) Data Lockdown 3 by Way */
|
---|
720 | __IOM uint32_t INST_LOCK_3_WAY; /*!< \brief Offset: 0x091c (R/W) Instruction Lockdown 3 by Way */
|
---|
721 | __IOM uint32_t DATA_LOCK_4_WAY; /*!< \brief Offset: 0x0920 (R/W) Data Lockdown 4 by Way */
|
---|
722 | __IOM uint32_t INST_LOCK_4_WAY; /*!< \brief Offset: 0x0924 (R/W) Instruction Lockdown 4 by Way */
|
---|
723 | __IOM uint32_t DATA_LOCK_5_WAY; /*!< \brief Offset: 0x0928 (R/W) Data Lockdown 5 by Way */
|
---|
724 | __IOM uint32_t INST_LOCK_5_WAY; /*!< \brief Offset: 0x092c (R/W) Instruction Lockdown 5 by Way */
|
---|
725 | __IOM uint32_t DATA_LOCK_6_WAY; /*!< \brief Offset: 0x0930 (R/W) Data Lockdown 5 by Way */
|
---|
726 | __IOM uint32_t INST_LOCK_6_WAY; /*!< \brief Offset: 0x0934 (R/W) Instruction Lockdown 5 by Way */
|
---|
727 | __IOM uint32_t DATA_LOCK_7_WAY; /*!< \brief Offset: 0x0938 (R/W) Data Lockdown 6 by Way */
|
---|
728 | __IOM uint32_t INST_LOCK_7_WAY; /*!< \brief Offset: 0x093c (R/W) Instruction Lockdown 6 by Way */
|
---|
729 | RESERVED(11[0x4], uint32_t)
|
---|
730 | __IOM uint32_t LOCK_LINE_EN; /*!< \brief Offset: 0x0950 (R/W) Lockdown by Line Enable */
|
---|
731 | __IOM uint32_t UNLOCK_ALL_BY_WAY; /*!< \brief Offset: 0x0954 (R/W) Unlock All Lines by Way */
|
---|
732 | RESERVED(12[0xaa], uint32_t)
|
---|
733 | __IOM uint32_t ADDRESS_FILTER_START; /*!< \brief Offset: 0x0c00 (R/W) Address Filtering Start */
|
---|
734 | __IOM uint32_t ADDRESS_FILTER_END; /*!< \brief Offset: 0x0c04 (R/W) Address Filtering End */
|
---|
735 | RESERVED(13[0xce], uint32_t)
|
---|
736 | __IOM uint32_t DEBUG_CONTROL; /*!< \brief Offset: 0x0f40 (R/W) Debug Control Register */
|
---|
737 | } L2C_310_TypeDef;
|
---|
738 |
|
---|
739 | #define L2C_310 ((L2C_310_TypeDef *)L2C_310_BASE) /*!< \brief L2C_310 register set access pointer */
|
---|
740 | #endif
|
---|
741 |
|
---|
742 | #if (__GIC_PRESENT == 1U) || defined(DOXYGEN)
|
---|
743 |
|
---|
744 | /** \brief Structure type to access the Generic Interrupt Controller Distributor (GICD)
|
---|
745 | */
|
---|
746 | typedef struct
|
---|
747 | {
|
---|
748 | __IOM uint32_t CTLR; /*!< \brief Offset: 0x000 (R/W) Distributor Control Register */
|
---|
749 | __IM uint32_t TYPER; /*!< \brief Offset: 0x004 (R/ ) Interrupt Controller Type Register */
|
---|
750 | __IM uint32_t IIDR; /*!< \brief Offset: 0x008 (R/ ) Distributor Implementer Identification Register */
|
---|
751 | RESERVED(0, uint32_t)
|
---|
752 | __IOM uint32_t STATUSR; /*!< \brief Offset: 0x010 (R/W) Error Reporting Status Register, optional */
|
---|
753 | RESERVED(1[11], uint32_t)
|
---|
754 | __OM uint32_t SETSPI_NSR; /*!< \brief Offset: 0x040 ( /W) Set SPI Register */
|
---|
755 | RESERVED(2, uint32_t)
|
---|
756 | __OM uint32_t CLRSPI_NSR; /*!< \brief Offset: 0x048 ( /W) Clear SPI Register */
|
---|
757 | RESERVED(3, uint32_t)
|
---|
758 | __OM uint32_t SETSPI_SR; /*!< \brief Offset: 0x050 ( /W) Set SPI, Secure Register */
|
---|
759 | RESERVED(4, uint32_t)
|
---|
760 | __OM uint32_t CLRSPI_SR; /*!< \brief Offset: 0x058 ( /W) Clear SPI, Secure Register */
|
---|
761 | RESERVED(5[9], uint32_t)
|
---|
762 | __IOM uint32_t IGROUPR[32]; /*!< \brief Offset: 0x080 (R/W) Interrupt Group Registers */
|
---|
763 | __IOM uint32_t ISENABLER[32]; /*!< \brief Offset: 0x100 (R/W) Interrupt Set-Enable Registers */
|
---|
764 | __IOM uint32_t ICENABLER[32]; /*!< \brief Offset: 0x180 (R/W) Interrupt Clear-Enable Registers */
|
---|
765 | __IOM uint32_t ISPENDR[32]; /*!< \brief Offset: 0x200 (R/W) Interrupt Set-Pending Registers */
|
---|
766 | __IOM uint32_t ICPENDR[32]; /*!< \brief Offset: 0x280 (R/W) Interrupt Clear-Pending Registers */
|
---|
767 | __IOM uint32_t ISACTIVER[32]; /*!< \brief Offset: 0x300 (R/W) Interrupt Set-Active Registers */
|
---|
768 | __IOM uint32_t ICACTIVER[32]; /*!< \brief Offset: 0x380 (R/W) Interrupt Clear-Active Registers */
|
---|
769 | __IOM uint32_t IPRIORITYR[255]; /*!< \brief Offset: 0x400 (R/W) Interrupt Priority Registers */
|
---|
770 | RESERVED(6, uint32_t)
|
---|
771 | __IOM uint32_t ITARGETSR[255]; /*!< \brief Offset: 0x800 (R/W) Interrupt Targets Registers */
|
---|
772 | RESERVED(7, uint32_t)
|
---|
773 | __IOM uint32_t ICFGR[64]; /*!< \brief Offset: 0xC00 (R/W) Interrupt Configuration Registers */
|
---|
774 | __IOM uint32_t IGRPMODR[32]; /*!< \brief Offset: 0xD00 (R/W) Interrupt Group Modifier Registers */
|
---|
775 | RESERVED(8[32], uint32_t)
|
---|
776 | __IOM uint32_t NSACR[64]; /*!< \brief Offset: 0xE00 (R/W) Non-secure Access Control Registers */
|
---|
777 | __OM uint32_t SGIR; /*!< \brief Offset: 0xF00 ( /W) Software Generated Interrupt Register */
|
---|
778 | RESERVED(9[3], uint32_t)
|
---|
779 | __IOM uint32_t CPENDSGIR[4]; /*!< \brief Offset: 0xF10 (R/W) SGI Clear-Pending Registers */
|
---|
780 | __IOM uint32_t SPENDSGIR[4]; /*!< \brief Offset: 0xF20 (R/W) SGI Set-Pending Registers */
|
---|
781 | RESERVED(10[5236], uint32_t)
|
---|
782 | __IOM uint64_t IROUTER[988]; /*!< \brief Offset: 0x6100(R/W) Interrupt Routing Registers */
|
---|
783 | } GICDistributor_Type;
|
---|
784 |
|
---|
785 | #define GICDistributor ((GICDistributor_Type *) GIC_DISTRIBUTOR_BASE ) /*!< \brief GIC Distributor register set access pointer */
|
---|
786 |
|
---|
787 | /** \brief Structure type to access the Generic Interrupt Controller Interface (GICC)
|
---|
788 | */
|
---|
789 | typedef struct
|
---|
790 | {
|
---|
791 | __IOM uint32_t CTLR; /*!< \brief Offset: 0x000 (R/W) CPU Interface Control Register */
|
---|
792 | __IOM uint32_t PMR; /*!< \brief Offset: 0x004 (R/W) Interrupt Priority Mask Register */
|
---|
793 | __IOM uint32_t BPR; /*!< \brief Offset: 0x008 (R/W) Binary Point Register */
|
---|
794 | __IM uint32_t IAR; /*!< \brief Offset: 0x00C (R/ ) Interrupt Acknowledge Register */
|
---|
795 | __OM uint32_t EOIR; /*!< \brief Offset: 0x010 ( /W) End Of Interrupt Register */
|
---|
796 | __IM uint32_t RPR; /*!< \brief Offset: 0x014 (R/ ) Running Priority Register */
|
---|
797 | __IM uint32_t HPPIR; /*!< \brief Offset: 0x018 (R/ ) Highest Priority Pending Interrupt Register */
|
---|
798 | __IOM uint32_t ABPR; /*!< \brief Offset: 0x01C (R/W) Aliased Binary Point Register */
|
---|
799 | __IM uint32_t AIAR; /*!< \brief Offset: 0x020 (R/ ) Aliased Interrupt Acknowledge Register */
|
---|
800 | __OM uint32_t AEOIR; /*!< \brief Offset: 0x024 ( /W) Aliased End Of Interrupt Register */
|
---|
801 | __IM uint32_t AHPPIR; /*!< \brief Offset: 0x028 (R/ ) Aliased Highest Priority Pending Interrupt Register */
|
---|
802 | __IOM uint32_t STATUSR; /*!< \brief Offset: 0x02C (R/W) Error Reporting Status Register, optional */
|
---|
803 | RESERVED(1[40], uint32_t)
|
---|
804 | __IOM uint32_t APR[4]; /*!< \brief Offset: 0x0D0 (R/W) Active Priority Register */
|
---|
805 | __IOM uint32_t NSAPR[4]; /*!< \brief Offset: 0x0E0 (R/W) Non-secure Active Priority Register */
|
---|
806 | RESERVED(2[3], uint32_t)
|
---|
807 | __IM uint32_t IIDR; /*!< \brief Offset: 0x0FC (R/ ) CPU Interface Identification Register */
|
---|
808 | RESERVED(3[960], uint32_t)
|
---|
809 | __OM uint32_t DIR; /*!< \brief Offset: 0x1000( /W) Deactivate Interrupt Register */
|
---|
810 | } GICInterface_Type;
|
---|
811 |
|
---|
812 | #define GICInterface ((GICInterface_Type *) GIC_INTERFACE_BASE ) /*!< \brief GIC Interface register set access pointer */
|
---|
813 | #endif
|
---|
814 |
|
---|
815 | #if (__TIM_PRESENT == 1U) || defined(DOXYGEN)
|
---|
816 | #if ((__CORTEX_A == 5U) || (__CORTEX_A == 9U)) || defined(DOXYGEN)
|
---|
817 | /** \brief Structure type to access the Private Timer
|
---|
818 | */
|
---|
819 | typedef struct
|
---|
820 | {
|
---|
821 | __IOM uint32_t LOAD; //!< \brief Offset: 0x000 (R/W) Private Timer Load Register
|
---|
822 | __IOM uint32_t COUNTER; //!< \brief Offset: 0x004 (R/W) Private Timer Counter Register
|
---|
823 | __IOM uint32_t CONTROL; //!< \brief Offset: 0x008 (R/W) Private Timer Control Register
|
---|
824 | __IOM uint32_t ISR; //!< \brief Offset: 0x00C (R/W) Private Timer Interrupt Status Register
|
---|
825 | RESERVED(0[4], uint32_t)
|
---|
826 | __IOM uint32_t WLOAD; //!< \brief Offset: 0x020 (R/W) Watchdog Load Register
|
---|
827 | __IOM uint32_t WCOUNTER; //!< \brief Offset: 0x024 (R/W) Watchdog Counter Register
|
---|
828 | __IOM uint32_t WCONTROL; //!< \brief Offset: 0x028 (R/W) Watchdog Control Register
|
---|
829 | __IOM uint32_t WISR; //!< \brief Offset: 0x02C (R/W) Watchdog Interrupt Status Register
|
---|
830 | __IOM uint32_t WRESET; //!< \brief Offset: 0x030 (R/W) Watchdog Reset Status Register
|
---|
831 | __OM uint32_t WDISABLE; //!< \brief Offset: 0x034 ( /W) Watchdog Disable Register
|
---|
832 | } Timer_Type;
|
---|
833 | #define PTIM ((Timer_Type *) TIMER_BASE ) /*!< \brief Timer register struct */
|
---|
834 | #endif
|
---|
835 | #endif
|
---|
836 |
|
---|
837 | /*******************************************************************************
|
---|
838 | * Hardware Abstraction Layer
|
---|
839 | Core Function Interface contains:
|
---|
840 | - L1 Cache Functions
|
---|
841 | - L2C-310 Cache Controller Functions
|
---|
842 | - PL1 Timer Functions
|
---|
843 | - GIC Functions
|
---|
844 | - MMU Functions
|
---|
845 | ******************************************************************************/
|
---|
846 |
|
---|
847 | /* ########################## L1 Cache functions ################################# */
|
---|
848 |
|
---|
849 | /** \brief Enable Caches by setting I and C bits in SCTLR register.
|
---|
850 | */
|
---|
851 | __STATIC_FORCEINLINE void L1C_EnableCaches(void) {
|
---|
852 | __set_SCTLR( __get_SCTLR() | SCTLR_I_Msk | SCTLR_C_Msk);
|
---|
853 | __ISB();
|
---|
854 | }
|
---|
855 |
|
---|
856 | /** \brief Disable Caches by clearing I and C bits in SCTLR register.
|
---|
857 | */
|
---|
858 | __STATIC_FORCEINLINE void L1C_DisableCaches(void) {
|
---|
859 | __set_SCTLR( __get_SCTLR() & (~SCTLR_I_Msk) & (~SCTLR_C_Msk));
|
---|
860 | __ISB();
|
---|
861 | }
|
---|
862 |
|
---|
863 | /** \brief Enable Branch Prediction by setting Z bit in SCTLR register.
|
---|
864 | */
|
---|
865 | __STATIC_FORCEINLINE void L1C_EnableBTAC(void) {
|
---|
866 | __set_SCTLR( __get_SCTLR() | SCTLR_Z_Msk);
|
---|
867 | __ISB();
|
---|
868 | }
|
---|
869 |
|
---|
870 | /** \brief Disable Branch Prediction by clearing Z bit in SCTLR register.
|
---|
871 | */
|
---|
872 | __STATIC_FORCEINLINE void L1C_DisableBTAC(void) {
|
---|
873 | __set_SCTLR( __get_SCTLR() & (~SCTLR_Z_Msk));
|
---|
874 | __ISB();
|
---|
875 | }
|
---|
876 |
|
---|
877 | /** \brief Invalidate entire branch predictor array
|
---|
878 | */
|
---|
879 | __STATIC_FORCEINLINE void L1C_InvalidateBTAC(void) {
|
---|
880 | __set_BPIALL(0);
|
---|
881 | __DSB(); //ensure completion of the invalidation
|
---|
882 | __ISB(); //ensure instruction fetch path sees new state
|
---|
883 | }
|
---|
884 |
|
---|
885 | /** \brief Invalidate the whole instruction cache
|
---|
886 | */
|
---|
887 | __STATIC_FORCEINLINE void L1C_InvalidateICacheAll(void) {
|
---|
888 | __set_ICIALLU(0);
|
---|
889 | __DSB(); //ensure completion of the invalidation
|
---|
890 | __ISB(); //ensure instruction fetch path sees new I cache state
|
---|
891 | }
|
---|
892 |
|
---|
893 | /** \brief Clean data cache line by address.
|
---|
894 | * \param [in] va Pointer to data to clear the cache for.
|
---|
895 | */
|
---|
896 | __STATIC_FORCEINLINE void L1C_CleanDCacheMVA(void *va) {
|
---|
897 | __set_DCCMVAC((uint32_t)va);
|
---|
898 | __DMB(); //ensure the ordering of data cache maintenance operations and their effects
|
---|
899 | }
|
---|
900 |
|
---|
901 | /** \brief Invalidate data cache line by address.
|
---|
902 | * \param [in] va Pointer to data to invalidate the cache for.
|
---|
903 | */
|
---|
904 | __STATIC_FORCEINLINE void L1C_InvalidateDCacheMVA(void *va) {
|
---|
905 | __set_DCIMVAC((uint32_t)va);
|
---|
906 | __DMB(); //ensure the ordering of data cache maintenance operations and their effects
|
---|
907 | }
|
---|
908 |
|
---|
909 | /** \brief Clean and Invalidate data cache by address.
|
---|
910 | * \param [in] va Pointer to data to invalidate the cache for.
|
---|
911 | */
|
---|
912 | __STATIC_FORCEINLINE void L1C_CleanInvalidateDCacheMVA(void *va) {
|
---|
913 | __set_DCCIMVAC((uint32_t)va);
|
---|
914 | __DMB(); //ensure the ordering of data cache maintenance operations and their effects
|
---|
915 | }
|
---|
916 |
|
---|
917 | /** \brief Calculate log2 rounded up
|
---|
918 | * - log(0) => 0
|
---|
919 | * - log(1) => 0
|
---|
920 | * - log(2) => 1
|
---|
921 | * - log(3) => 2
|
---|
922 | * - log(4) => 2
|
---|
923 | * - log(5) => 3
|
---|
924 | * : :
|
---|
925 | * - log(16) => 4
|
---|
926 | * - log(32) => 5
|
---|
927 | * : :
|
---|
928 | * \param [in] n input value parameter
|
---|
929 | * \return log2(n)
|
---|
930 | */
|
---|
931 | __STATIC_FORCEINLINE uint8_t __log2_up(uint32_t n)
|
---|
932 | {
|
---|
933 | if (n < 2U) {
|
---|
934 | return 0U;
|
---|
935 | }
|
---|
936 | uint8_t log = 0U;
|
---|
937 | uint32_t t = n;
|
---|
938 | while(t > 1U)
|
---|
939 | {
|
---|
940 | log++;
|
---|
941 | t >>= 1U;
|
---|
942 | }
|
---|
943 | if (n & 1U) { log++; }
|
---|
944 | return log;
|
---|
945 | }
|
---|
946 |
|
---|
947 | /** \brief Apply cache maintenance to given cache level.
|
---|
948 | * \param [in] level cache level to be maintained
|
---|
949 | * \param [in] maint 0 - invalidate, 1 - clean, otherwise - invalidate and clean
|
---|
950 | */
|
---|
951 | __STATIC_FORCEINLINE void __L1C_MaintainDCacheSetWay(uint32_t level, uint32_t maint)
|
---|
952 | {
|
---|
953 | uint32_t Dummy;
|
---|
954 | uint32_t ccsidr;
|
---|
955 | uint32_t num_sets;
|
---|
956 | uint32_t num_ways;
|
---|
957 | uint32_t shift_way;
|
---|
958 | uint32_t log2_linesize;
|
---|
959 | int32_t log2_num_ways;
|
---|
960 |
|
---|
961 | Dummy = level << 1U;
|
---|
962 | /* set csselr, select ccsidr register */
|
---|
963 | __set_CSSELR(Dummy);
|
---|
964 | /* get current ccsidr register */
|
---|
965 | ccsidr = __get_CCSIDR();
|
---|
966 | num_sets = ((ccsidr & 0x0FFFE000U) >> 13U) + 1U;
|
---|
967 | num_ways = ((ccsidr & 0x00001FF8U) >> 3U) + 1U;
|
---|
968 | log2_linesize = (ccsidr & 0x00000007U) + 2U + 2U;
|
---|
969 | log2_num_ways = __log2_up(num_ways);
|
---|
970 | if ((log2_num_ways < 0) || (log2_num_ways > 32)) {
|
---|
971 | return; // FATAL ERROR
|
---|
972 | }
|
---|
973 | shift_way = 32U - (uint32_t)log2_num_ways;
|
---|
974 | for(int32_t way = num_ways-1; way >= 0; way--)
|
---|
975 | {
|
---|
976 | for(int32_t set = num_sets-1; set >= 0; set--)
|
---|
977 | {
|
---|
978 | Dummy = (level << 1U) | (((uint32_t)set) << log2_linesize) | (((uint32_t)way) << shift_way);
|
---|
979 | switch (maint)
|
---|
980 | {
|
---|
981 | case 0U: __set_DCISW(Dummy); break;
|
---|
982 | case 1U: __set_DCCSW(Dummy); break;
|
---|
983 | default: __set_DCCISW(Dummy); break;
|
---|
984 | }
|
---|
985 | }
|
---|
986 | }
|
---|
987 | __DMB();
|
---|
988 | }
|
---|
989 |
|
---|
990 | /** \brief Clean and Invalidate the entire data or unified cache
|
---|
991 | * Generic mechanism for cleaning/invalidating the entire data or unified cache to the point of coherency
|
---|
992 | * \param [in] op 0 - invalidate, 1 - clean, otherwise - invalidate and clean
|
---|
993 | */
|
---|
994 | __STATIC_FORCEINLINE void L1C_CleanInvalidateCache(uint32_t op) {
|
---|
995 | uint32_t clidr;
|
---|
996 | uint32_t cache_type;
|
---|
997 | clidr = __get_CLIDR();
|
---|
998 | for(uint32_t i = 0U; i<7U; i++)
|
---|
999 | {
|
---|
1000 | cache_type = (clidr >> i*3U) & 0x7UL;
|
---|
1001 | if ((cache_type >= 2U) && (cache_type <= 4U))
|
---|
1002 | {
|
---|
1003 | __L1C_MaintainDCacheSetWay(i, op);
|
---|
1004 | }
|
---|
1005 | }
|
---|
1006 | }
|
---|
1007 |
|
---|
1008 | /** \brief Clean and Invalidate the entire data or unified cache
|
---|
1009 | * Generic mechanism for cleaning/invalidating the entire data or unified cache to the point of coherency
|
---|
1010 | * \param [in] op 0 - invalidate, 1 - clean, otherwise - invalidate and clean
|
---|
1011 | * \deprecated Use generic L1C_CleanInvalidateCache instead.
|
---|
1012 | */
|
---|
1013 | CMSIS_DEPRECATED
|
---|
1014 | __STATIC_FORCEINLINE void __L1C_CleanInvalidateCache(uint32_t op) {
|
---|
1015 | L1C_CleanInvalidateCache(op);
|
---|
1016 | }
|
---|
1017 |
|
---|
1018 | /** \brief Invalidate the whole data cache.
|
---|
1019 | */
|
---|
1020 | __STATIC_FORCEINLINE void L1C_InvalidateDCacheAll(void) {
|
---|
1021 | L1C_CleanInvalidateCache(0);
|
---|
1022 | }
|
---|
1023 |
|
---|
1024 | /** \brief Clean the whole data cache.
|
---|
1025 | */
|
---|
1026 | __STATIC_FORCEINLINE void L1C_CleanDCacheAll(void) {
|
---|
1027 | L1C_CleanInvalidateCache(1);
|
---|
1028 | }
|
---|
1029 |
|
---|
1030 | /** \brief Clean and invalidate the whole data cache.
|
---|
1031 | */
|
---|
1032 | __STATIC_FORCEINLINE void L1C_CleanInvalidateDCacheAll(void) {
|
---|
1033 | L1C_CleanInvalidateCache(2);
|
---|
1034 | }
|
---|
1035 |
|
---|
1036 | /* ########################## L2 Cache functions ################################# */
|
---|
1037 | #if (__L2C_PRESENT == 1U) || defined(DOXYGEN)
|
---|
1038 | /** \brief Cache Sync operation by writing CACHE_SYNC register.
|
---|
1039 | */
|
---|
1040 | __STATIC_INLINE void L2C_Sync(void)
|
---|
1041 | {
|
---|
1042 | L2C_310->CACHE_SYNC = 0x0;
|
---|
1043 | }
|
---|
1044 |
|
---|
1045 | /** \brief Read cache controller cache ID from CACHE_ID register.
|
---|
1046 | * \return L2C_310_TypeDef::CACHE_ID
|
---|
1047 | */
|
---|
1048 | __STATIC_INLINE int L2C_GetID (void)
|
---|
1049 | {
|
---|
1050 | return L2C_310->CACHE_ID;
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | /** \brief Read cache controller cache type from CACHE_TYPE register.
|
---|
1054 | * \return L2C_310_TypeDef::CACHE_TYPE
|
---|
1055 | */
|
---|
1056 | __STATIC_INLINE int L2C_GetType (void)
|
---|
1057 | {
|
---|
1058 | return L2C_310->CACHE_TYPE;
|
---|
1059 | }
|
---|
1060 |
|
---|
1061 | /** \brief Invalidate all cache by way
|
---|
1062 | */
|
---|
1063 | __STATIC_INLINE void L2C_InvAllByWay (void)
|
---|
1064 | {
|
---|
1065 | unsigned int assoc;
|
---|
1066 |
|
---|
1067 | if (L2C_310->AUX_CNT & (1U << 16U)) {
|
---|
1068 | assoc = 16U;
|
---|
1069 | } else {
|
---|
1070 | assoc = 8U;
|
---|
1071 | }
|
---|
1072 |
|
---|
1073 | L2C_310->INV_WAY = (1U << assoc) - 1U;
|
---|
1074 | while(L2C_310->INV_WAY & ((1U << assoc) - 1U)); //poll invalidate
|
---|
1075 |
|
---|
1076 | L2C_Sync();
|
---|
1077 | }
|
---|
1078 |
|
---|
1079 | /** \brief Clean and Invalidate all cache by way
|
---|
1080 | */
|
---|
1081 | __STATIC_INLINE void L2C_CleanInvAllByWay (void)
|
---|
1082 | {
|
---|
1083 | unsigned int assoc;
|
---|
1084 |
|
---|
1085 | if (L2C_310->AUX_CNT & (1U << 16U)) {
|
---|
1086 | assoc = 16U;
|
---|
1087 | } else {
|
---|
1088 | assoc = 8U;
|
---|
1089 | }
|
---|
1090 |
|
---|
1091 | L2C_310->CLEAN_INV_WAY = (1U << assoc) - 1U;
|
---|
1092 | while(L2C_310->CLEAN_INV_WAY & ((1U << assoc) - 1U)); //poll invalidate
|
---|
1093 |
|
---|
1094 | L2C_Sync();
|
---|
1095 | }
|
---|
1096 |
|
---|
1097 | /** \brief Enable Level 2 Cache
|
---|
1098 | */
|
---|
1099 | __STATIC_INLINE void L2C_Enable(void)
|
---|
1100 | {
|
---|
1101 | L2C_310->CONTROL = 0;
|
---|
1102 | L2C_310->INTERRUPT_CLEAR = 0x000001FFuL;
|
---|
1103 | L2C_310->DEBUG_CONTROL = 0;
|
---|
1104 | L2C_310->DATA_LOCK_0_WAY = 0;
|
---|
1105 | L2C_310->CACHE_SYNC = 0;
|
---|
1106 | L2C_310->CONTROL = 0x01;
|
---|
1107 | L2C_Sync();
|
---|
1108 | }
|
---|
1109 |
|
---|
1110 | /** \brief Disable Level 2 Cache
|
---|
1111 | */
|
---|
1112 | __STATIC_INLINE void L2C_Disable(void)
|
---|
1113 | {
|
---|
1114 | L2C_310->CONTROL = 0x00;
|
---|
1115 | L2C_Sync();
|
---|
1116 | }
|
---|
1117 |
|
---|
1118 | /** \brief Invalidate cache by physical address
|
---|
1119 | * \param [in] pa Pointer to data to invalidate cache for.
|
---|
1120 | */
|
---|
1121 | __STATIC_INLINE void L2C_InvPa (void *pa)
|
---|
1122 | {
|
---|
1123 | L2C_310->INV_LINE_PA = (unsigned int)pa;
|
---|
1124 | L2C_Sync();
|
---|
1125 | }
|
---|
1126 |
|
---|
1127 | /** \brief Clean cache by physical address
|
---|
1128 | * \param [in] pa Pointer to data to invalidate cache for.
|
---|
1129 | */
|
---|
1130 | __STATIC_INLINE void L2C_CleanPa (void *pa)
|
---|
1131 | {
|
---|
1132 | L2C_310->CLEAN_LINE_PA = (unsigned int)pa;
|
---|
1133 | L2C_Sync();
|
---|
1134 | }
|
---|
1135 |
|
---|
1136 | /** \brief Clean and invalidate cache by physical address
|
---|
1137 | * \param [in] pa Pointer to data to invalidate cache for.
|
---|
1138 | */
|
---|
1139 | __STATIC_INLINE void L2C_CleanInvPa (void *pa)
|
---|
1140 | {
|
---|
1141 | L2C_310->CLEAN_INV_LINE_PA = (unsigned int)pa;
|
---|
1142 | L2C_Sync();
|
---|
1143 | }
|
---|
1144 | #endif
|
---|
1145 |
|
---|
1146 | /* ########################## GIC functions ###################################### */
|
---|
1147 | #if (__GIC_PRESENT == 1U) || defined(DOXYGEN)
|
---|
1148 |
|
---|
1149 | /** \brief Enable the interrupt distributor using the GIC's CTLR register.
|
---|
1150 | */
|
---|
1151 | __STATIC_INLINE void GIC_EnableDistributor(void)
|
---|
1152 | {
|
---|
1153 | GICDistributor->CTLR |= 1U;
|
---|
1154 | }
|
---|
1155 |
|
---|
1156 | /** \brief Disable the interrupt distributor using the GIC's CTLR register.
|
---|
1157 | */
|
---|
1158 | __STATIC_INLINE void GIC_DisableDistributor(void)
|
---|
1159 | {
|
---|
1160 | GICDistributor->CTLR &=~1U;
|
---|
1161 | }
|
---|
1162 |
|
---|
1163 | /** \brief Read the GIC's TYPER register.
|
---|
1164 | * \return GICDistributor_Type::TYPER
|
---|
1165 | */
|
---|
1166 | __STATIC_INLINE uint32_t GIC_DistributorInfo(void)
|
---|
1167 | {
|
---|
1168 | return (GICDistributor->TYPER);
|
---|
1169 | }
|
---|
1170 |
|
---|
1171 | /** \brief Reads the GIC's IIDR register.
|
---|
1172 | * \return GICDistributor_Type::IIDR
|
---|
1173 | */
|
---|
1174 | __STATIC_INLINE uint32_t GIC_DistributorImplementer(void)
|
---|
1175 | {
|
---|
1176 | return (GICDistributor->IIDR);
|
---|
1177 | }
|
---|
1178 |
|
---|
1179 | /** \brief Sets the GIC's ITARGETSR register for the given interrupt.
|
---|
1180 | * \param [in] IRQn Interrupt to be configured.
|
---|
1181 | * \param [in] cpu_target CPU interfaces to assign this interrupt to.
|
---|
1182 | */
|
---|
1183 | __STATIC_INLINE void GIC_SetTarget(IRQn_Type IRQn, uint32_t cpu_target)
|
---|
1184 | {
|
---|
1185 | uint32_t mask = GICDistributor->ITARGETSR[IRQn / 4U] & ~(0xFFUL << ((IRQn % 4U) * 8U));
|
---|
1186 | GICDistributor->ITARGETSR[IRQn / 4U] = mask | ((cpu_target & 0xFFUL) << ((IRQn % 4U) * 8U));
|
---|
1187 | }
|
---|
1188 |
|
---|
1189 | /** \brief Read the GIC's ITARGETSR register.
|
---|
1190 | * \param [in] IRQn Interrupt to acquire the configuration for.
|
---|
1191 | * \return GICDistributor_Type::ITARGETSR
|
---|
1192 | */
|
---|
1193 | __STATIC_INLINE uint32_t GIC_GetTarget(IRQn_Type IRQn)
|
---|
1194 | {
|
---|
1195 | return (GICDistributor->ITARGETSR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
|
---|
1196 | }
|
---|
1197 |
|
---|
1198 | /** \brief Enable the CPU's interrupt interface.
|
---|
1199 | */
|
---|
1200 | __STATIC_INLINE void GIC_EnableInterface(void)
|
---|
1201 | {
|
---|
1202 | GICInterface->CTLR |= 1U; //enable interface
|
---|
1203 | }
|
---|
1204 |
|
---|
1205 | /** \brief Disable the CPU's interrupt interface.
|
---|
1206 | */
|
---|
1207 | __STATIC_INLINE void GIC_DisableInterface(void)
|
---|
1208 | {
|
---|
1209 | GICInterface->CTLR &=~1U; //disable distributor
|
---|
1210 | }
|
---|
1211 |
|
---|
1212 | /** \brief Read the CPU's IAR register.
|
---|
1213 | * \return GICInterface_Type::IAR
|
---|
1214 | */
|
---|
1215 | __STATIC_INLINE IRQn_Type GIC_AcknowledgePending(void)
|
---|
1216 | {
|
---|
1217 | return (IRQn_Type)(GICInterface->IAR);
|
---|
1218 | }
|
---|
1219 |
|
---|
1220 | /** \brief Writes the given interrupt number to the CPU's EOIR register.
|
---|
1221 | * \param [in] IRQn The interrupt to be signaled as finished.
|
---|
1222 | */
|
---|
1223 | __STATIC_INLINE void GIC_EndInterrupt(IRQn_Type IRQn)
|
---|
1224 | {
|
---|
1225 | GICInterface->EOIR = IRQn;
|
---|
1226 | }
|
---|
1227 |
|
---|
1228 | /** \brief Enables the given interrupt using GIC's ISENABLER register.
|
---|
1229 | * \param [in] IRQn The interrupt to be enabled.
|
---|
1230 | */
|
---|
1231 | __STATIC_INLINE void GIC_EnableIRQ(IRQn_Type IRQn)
|
---|
1232 | {
|
---|
1233 | GICDistributor->ISENABLER[IRQn / 32U] = 1U << (IRQn % 32U);
|
---|
1234 | }
|
---|
1235 |
|
---|
1236 | /** \brief Get interrupt enable status using GIC's ISENABLER register.
|
---|
1237 | * \param [in] IRQn The interrupt to be queried.
|
---|
1238 | * \return 0 - interrupt is not enabled, 1 - interrupt is enabled.
|
---|
1239 | */
|
---|
1240 | __STATIC_INLINE uint32_t GIC_GetEnableIRQ(IRQn_Type IRQn)
|
---|
1241 | {
|
---|
1242 | return (GICDistributor->ISENABLER[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
|
---|
1243 | }
|
---|
1244 |
|
---|
1245 | /** \brief Disables the given interrupt using GIC's ICENABLER register.
|
---|
1246 | * \param [in] IRQn The interrupt to be disabled.
|
---|
1247 | */
|
---|
1248 | __STATIC_INLINE void GIC_DisableIRQ(IRQn_Type IRQn)
|
---|
1249 | {
|
---|
1250 | GICDistributor->ICENABLER[IRQn / 32U] = 1U << (IRQn % 32U);
|
---|
1251 | }
|
---|
1252 |
|
---|
1253 | /** \brief Get interrupt pending status from GIC's ISPENDR register.
|
---|
1254 | * \param [in] IRQn The interrupt to be queried.
|
---|
1255 | * \return 0 - interrupt is not pending, 1 - interrupt is pendig.
|
---|
1256 | */
|
---|
1257 | __STATIC_INLINE uint32_t GIC_GetPendingIRQ(IRQn_Type IRQn)
|
---|
1258 | {
|
---|
1259 | uint32_t pend;
|
---|
1260 |
|
---|
1261 | if (IRQn >= 16U) {
|
---|
1262 | pend = (GICDistributor->ISPENDR[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
|
---|
1263 | } else {
|
---|
1264 | // INTID 0-15 Software Generated Interrupt
|
---|
1265 | pend = (GICDistributor->SPENDSGIR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
|
---|
1266 | // No CPU identification offered
|
---|
1267 | if (pend != 0U) {
|
---|
1268 | pend = 1U;
|
---|
1269 | } else {
|
---|
1270 | pend = 0U;
|
---|
1271 | }
|
---|
1272 | }
|
---|
1273 |
|
---|
1274 | return (pend);
|
---|
1275 | }
|
---|
1276 |
|
---|
1277 | /** \brief Sets the given interrupt as pending using GIC's ISPENDR register.
|
---|
1278 | * \param [in] IRQn The interrupt to be enabled.
|
---|
1279 | */
|
---|
1280 | __STATIC_INLINE void GIC_SetPendingIRQ(IRQn_Type IRQn)
|
---|
1281 | {
|
---|
1282 | if (IRQn >= 16U) {
|
---|
1283 | GICDistributor->ISPENDR[IRQn / 32U] = 1U << (IRQn % 32U);
|
---|
1284 | } else {
|
---|
1285 | // INTID 0-15 Software Generated Interrupt
|
---|
1286 | GICDistributor->SPENDSGIR[IRQn / 4U] = 1U << ((IRQn % 4U) * 8U);
|
---|
1287 | }
|
---|
1288 | }
|
---|
1289 |
|
---|
1290 | /** \brief Clears the given interrupt from being pending using GIC's ICPENDR register.
|
---|
1291 | * \param [in] IRQn The interrupt to be enabled.
|
---|
1292 | */
|
---|
1293 | __STATIC_INLINE void GIC_ClearPendingIRQ(IRQn_Type IRQn)
|
---|
1294 | {
|
---|
1295 | if (IRQn >= 16U) {
|
---|
1296 | GICDistributor->ICPENDR[IRQn / 32U] = 1U << (IRQn % 32U);
|
---|
1297 | } else {
|
---|
1298 | // INTID 0-15 Software Generated Interrupt
|
---|
1299 | GICDistributor->CPENDSGIR[IRQn / 4U] = 1U << ((IRQn % 4U) * 8U);
|
---|
1300 | }
|
---|
1301 | }
|
---|
1302 |
|
---|
1303 | /** \brief Sets the interrupt configuration using GIC's ICFGR register.
|
---|
1304 | * \param [in] IRQn The interrupt to be configured.
|
---|
1305 | * \param [in] int_config Int_config field value. Bit 0: Reserved (0 - N-N model, 1 - 1-N model for some GIC before v1)
|
---|
1306 | * Bit 1: 0 - level sensitive, 1 - edge triggered
|
---|
1307 | */
|
---|
1308 | __STATIC_INLINE void GIC_SetConfiguration(IRQn_Type IRQn, uint32_t int_config)
|
---|
1309 | {
|
---|
1310 | uint32_t icfgr = GICDistributor->ICFGR[IRQn / 16U];
|
---|
1311 | uint32_t shift = (IRQn % 16U) << 1U;
|
---|
1312 |
|
---|
1313 | icfgr &= (~(3U << shift));
|
---|
1314 | icfgr |= ( int_config << shift);
|
---|
1315 |
|
---|
1316 | GICDistributor->ICFGR[IRQn / 16U] = icfgr;
|
---|
1317 | }
|
---|
1318 |
|
---|
1319 | /** \brief Get the interrupt configuration from the GIC's ICFGR register.
|
---|
1320 | * \param [in] IRQn Interrupt to acquire the configuration for.
|
---|
1321 | * \return Int_config field value. Bit 0: Reserved (0 - N-N model, 1 - 1-N model for some GIC before v1)
|
---|
1322 | * Bit 1: 0 - level sensitive, 1 - edge triggered
|
---|
1323 | */
|
---|
1324 | __STATIC_INLINE uint32_t GIC_GetConfiguration(IRQn_Type IRQn)
|
---|
1325 | {
|
---|
1326 | return (GICDistributor->ICFGR[IRQn / 16U] >> ((IRQn % 16U) >> 1U));
|
---|
1327 | }
|
---|
1328 |
|
---|
1329 | /** \brief Set the priority for the given interrupt in the GIC's IPRIORITYR register.
|
---|
1330 | * \param [in] IRQn The interrupt to be configured.
|
---|
1331 | * \param [in] priority The priority for the interrupt, lower values denote higher priorities.
|
---|
1332 | */
|
---|
1333 | __STATIC_INLINE void GIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
|
---|
1334 | {
|
---|
1335 | uint32_t mask = GICDistributor->IPRIORITYR[IRQn / 4U] & ~(0xFFUL << ((IRQn % 4U) * 8U));
|
---|
1336 | GICDistributor->IPRIORITYR[IRQn / 4U] = mask | ((priority & 0xFFUL) << ((IRQn % 4U) * 8U));
|
---|
1337 | }
|
---|
1338 |
|
---|
1339 | /** \brief Read the current interrupt priority from GIC's IPRIORITYR register.
|
---|
1340 | * \param [in] IRQn The interrupt to be queried.
|
---|
1341 | */
|
---|
1342 | __STATIC_INLINE uint32_t GIC_GetPriority(IRQn_Type IRQn)
|
---|
1343 | {
|
---|
1344 | return (GICDistributor->IPRIORITYR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
|
---|
1345 | }
|
---|
1346 |
|
---|
1347 | /** \brief Set the interrupt priority mask using CPU's PMR register.
|
---|
1348 | * \param [in] priority Priority mask to be set.
|
---|
1349 | */
|
---|
1350 | __STATIC_INLINE void GIC_SetInterfacePriorityMask(uint32_t priority)
|
---|
1351 | {
|
---|
1352 | GICInterface->PMR = priority & 0xFFUL; //set priority mask
|
---|
1353 | }
|
---|
1354 |
|
---|
1355 | /** \brief Read the current interrupt priority mask from CPU's PMR register.
|
---|
1356 | * \result GICInterface_Type::PMR
|
---|
1357 | */
|
---|
1358 | __STATIC_INLINE uint32_t GIC_GetInterfacePriorityMask(void)
|
---|
1359 | {
|
---|
1360 | return GICInterface->PMR;
|
---|
1361 | }
|
---|
1362 |
|
---|
1363 | /** \brief Configures the group priority and subpriority split point using CPU's BPR register.
|
---|
1364 | * \param [in] binary_point Amount of bits used as subpriority.
|
---|
1365 | */
|
---|
1366 | __STATIC_INLINE void GIC_SetBinaryPoint(uint32_t binary_point)
|
---|
1367 | {
|
---|
1368 | GICInterface->BPR = binary_point & 7U; //set binary point
|
---|
1369 | }
|
---|
1370 |
|
---|
1371 | /** \brief Read the current group priority and subpriority split point from CPU's BPR register.
|
---|
1372 | * \return GICInterface_Type::BPR
|
---|
1373 | */
|
---|
1374 | __STATIC_INLINE uint32_t GIC_GetBinaryPoint(void)
|
---|
1375 | {
|
---|
1376 | return GICInterface->BPR;
|
---|
1377 | }
|
---|
1378 |
|
---|
1379 | /** \brief Get the status for a given interrupt.
|
---|
1380 | * \param [in] IRQn The interrupt to get status for.
|
---|
1381 | * \return 0 - not pending/active, 1 - pending, 2 - active, 3 - pending and active
|
---|
1382 | */
|
---|
1383 | __STATIC_INLINE uint32_t GIC_GetIRQStatus(IRQn_Type IRQn)
|
---|
1384 | {
|
---|
1385 | uint32_t pending, active;
|
---|
1386 |
|
---|
1387 | active = ((GICDistributor->ISACTIVER[IRQn / 32U]) >> (IRQn % 32U)) & 1UL;
|
---|
1388 | pending = ((GICDistributor->ISPENDR[IRQn / 32U]) >> (IRQn % 32U)) & 1UL;
|
---|
1389 |
|
---|
1390 | return ((active<<1U) | pending);
|
---|
1391 | }
|
---|
1392 |
|
---|
1393 | /** \brief Generate a software interrupt using GIC's SGIR register.
|
---|
1394 | * \param [in] IRQn Software interrupt to be generated.
|
---|
1395 | * \param [in] target_list List of CPUs the software interrupt should be forwarded to.
|
---|
1396 | * \param [in] filter_list Filter to be applied to determine interrupt receivers.
|
---|
1397 | */
|
---|
1398 | __STATIC_INLINE void GIC_SendSGI(IRQn_Type IRQn, uint32_t target_list, uint32_t filter_list)
|
---|
1399 | {
|
---|
1400 | GICDistributor->SGIR = ((filter_list & 3U) << 24U) | ((target_list & 0xFFUL) << 16U) | (IRQn & 0x0FUL);
|
---|
1401 | }
|
---|
1402 |
|
---|
1403 | /** \brief Get the interrupt number of the highest interrupt pending from CPU's HPPIR register.
|
---|
1404 | * \return GICInterface_Type::HPPIR
|
---|
1405 | */
|
---|
1406 | __STATIC_INLINE uint32_t GIC_GetHighPendingIRQ(void)
|
---|
1407 | {
|
---|
1408 | return GICInterface->HPPIR;
|
---|
1409 | }
|
---|
1410 |
|
---|
1411 | /** \brief Provides information about the implementer and revision of the CPU interface.
|
---|
1412 | * \return GICInterface_Type::IIDR
|
---|
1413 | */
|
---|
1414 | __STATIC_INLINE uint32_t GIC_GetInterfaceId(void)
|
---|
1415 | {
|
---|
1416 | return GICInterface->IIDR;
|
---|
1417 | }
|
---|
1418 |
|
---|
1419 | /** \brief Set the interrupt group from the GIC's IGROUPR register.
|
---|
1420 | * \param [in] IRQn The interrupt to be queried.
|
---|
1421 | * \param [in] group Interrupt group number: 0 - Group 0, 1 - Group 1
|
---|
1422 | */
|
---|
1423 | __STATIC_INLINE void GIC_SetGroup(IRQn_Type IRQn, uint32_t group)
|
---|
1424 | {
|
---|
1425 | uint32_t igroupr = GICDistributor->IGROUPR[IRQn / 32U];
|
---|
1426 | uint32_t shift = (IRQn % 32U);
|
---|
1427 |
|
---|
1428 | igroupr &= (~(1U << shift));
|
---|
1429 | igroupr |= ( (group & 1U) << shift);
|
---|
1430 |
|
---|
1431 | GICDistributor->IGROUPR[IRQn / 32U] = igroupr;
|
---|
1432 | }
|
---|
1433 | #define GIC_SetSecurity GIC_SetGroup
|
---|
1434 |
|
---|
1435 | /** \brief Get the interrupt group from the GIC's IGROUPR register.
|
---|
1436 | * \param [in] IRQn The interrupt to be queried.
|
---|
1437 | * \return 0 - Group 0, 1 - Group 1
|
---|
1438 | */
|
---|
1439 | __STATIC_INLINE uint32_t GIC_GetGroup(IRQn_Type IRQn)
|
---|
1440 | {
|
---|
1441 | return (GICDistributor->IGROUPR[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
|
---|
1442 | }
|
---|
1443 | #define GIC_GetSecurity GIC_GetGroup
|
---|
1444 |
|
---|
1445 | /** \brief Initialize the interrupt distributor.
|
---|
1446 | */
|
---|
1447 | __STATIC_INLINE void GIC_DistInit(void)
|
---|
1448 | {
|
---|
1449 | uint32_t i;
|
---|
1450 | uint32_t num_irq = 0U;
|
---|
1451 | uint32_t priority_field;
|
---|
1452 |
|
---|
1453 | //A reset sets all bits in the IGROUPRs corresponding to the SPIs to 0,
|
---|
1454 | //configuring all of the interrupts as Secure.
|
---|
1455 |
|
---|
1456 | //Disable interrupt forwarding
|
---|
1457 | GIC_DisableDistributor();
|
---|
1458 | //Get the maximum number of interrupts that the GIC supports
|
---|
1459 | num_irq = 32U * ((GIC_DistributorInfo() & 0x1FU) + 1U);
|
---|
1460 |
|
---|
1461 | /* Priority level is implementation defined.
|
---|
1462 | To determine the number of priority bits implemented write 0xFF to an IPRIORITYR
|
---|
1463 | priority field and read back the value stored.*/
|
---|
1464 | GIC_SetPriority((IRQn_Type)0U, 0xFFU);
|
---|
1465 | priority_field = GIC_GetPriority((IRQn_Type)0U);
|
---|
1466 |
|
---|
1467 | for (i = 32U; i < num_irq; i++)
|
---|
1468 | {
|
---|
1469 | //Disable the SPI interrupt
|
---|
1470 | GIC_DisableIRQ((IRQn_Type)i);
|
---|
1471 | //Set level-sensitive (and N-N model)
|
---|
1472 | GIC_SetConfiguration((IRQn_Type)i, 0U);
|
---|
1473 | //Set priority
|
---|
1474 | GIC_SetPriority((IRQn_Type)i, priority_field/2U);
|
---|
1475 | //Set target list to CPU0
|
---|
1476 | GIC_SetTarget((IRQn_Type)i, 1U);
|
---|
1477 | }
|
---|
1478 | //Enable distributor
|
---|
1479 | GIC_EnableDistributor();
|
---|
1480 | }
|
---|
1481 |
|
---|
1482 | /** \brief Initialize the CPU's interrupt interface
|
---|
1483 | */
|
---|
1484 | __STATIC_INLINE void GIC_CPUInterfaceInit(void)
|
---|
1485 | {
|
---|
1486 | uint32_t i;
|
---|
1487 | uint32_t priority_field;
|
---|
1488 |
|
---|
1489 | //A reset sets all bits in the IGROUPRs corresponding to the SPIs to 0,
|
---|
1490 | //configuring all of the interrupts as Secure.
|
---|
1491 |
|
---|
1492 | //Disable interrupt forwarding
|
---|
1493 | GIC_DisableInterface();
|
---|
1494 |
|
---|
1495 | /* Priority level is implementation defined.
|
---|
1496 | To determine the number of priority bits implemented write 0xFF to an IPRIORITYR
|
---|
1497 | priority field and read back the value stored.*/
|
---|
1498 | GIC_SetPriority((IRQn_Type)0U, 0xFFU);
|
---|
1499 | priority_field = GIC_GetPriority((IRQn_Type)0U);
|
---|
1500 |
|
---|
1501 | //SGI and PPI
|
---|
1502 | for (i = 0U; i < 32U; i++)
|
---|
1503 | {
|
---|
1504 | if(i > 15U) {
|
---|
1505 | //Set level-sensitive (and N-N model) for PPI
|
---|
1506 | GIC_SetConfiguration((IRQn_Type)i, 0U);
|
---|
1507 | }
|
---|
1508 | //Disable SGI and PPI interrupts
|
---|
1509 | GIC_DisableIRQ((IRQn_Type)i);
|
---|
1510 | //Set priority
|
---|
1511 | GIC_SetPriority((IRQn_Type)i, priority_field/2U);
|
---|
1512 | }
|
---|
1513 | //Enable interface
|
---|
1514 | GIC_EnableInterface();
|
---|
1515 | //Set binary point to 0
|
---|
1516 | GIC_SetBinaryPoint(0U);
|
---|
1517 | //Set priority mask
|
---|
1518 | GIC_SetInterfacePriorityMask(0xFFU);
|
---|
1519 | }
|
---|
1520 |
|
---|
1521 | /** \brief Initialize and enable the GIC
|
---|
1522 | */
|
---|
1523 | __STATIC_INLINE void GIC_Enable(void)
|
---|
1524 | {
|
---|
1525 | GIC_DistInit();
|
---|
1526 | GIC_CPUInterfaceInit(); //per CPU
|
---|
1527 | }
|
---|
1528 | #endif
|
---|
1529 |
|
---|
1530 | /* ########################## Generic Timer functions ############################ */
|
---|
1531 | #if (__TIM_PRESENT == 1U) || defined(DOXYGEN)
|
---|
1532 |
|
---|
1533 | /* PL1 Physical Timer */
|
---|
1534 | #if (__CORTEX_A == 7U) || defined(DOXYGEN)
|
---|
1535 |
|
---|
1536 | /** \brief Physical Timer Control register */
|
---|
1537 | typedef union
|
---|
1538 | {
|
---|
1539 | struct
|
---|
1540 | {
|
---|
1541 | uint32_t ENABLE:1; /*!< \brief bit: 0 Enables the timer. */
|
---|
1542 | uint32_t IMASK:1; /*!< \brief bit: 1 Timer output signal mask bit. */
|
---|
1543 | uint32_t ISTATUS:1; /*!< \brief bit: 2 The status of the timer. */
|
---|
1544 | RESERVED(0:29, uint32_t)
|
---|
1545 | } b; /*!< \brief Structure used for bit access */
|
---|
1546 | uint32_t w; /*!< \brief Type used for word access */
|
---|
1547 | } CNTP_CTL_Type;
|
---|
1548 |
|
---|
1549 | /** \brief Configures the frequency the timer shall run at.
|
---|
1550 | * \param [in] value The timer frequency in Hz.
|
---|
1551 | */
|
---|
1552 | __STATIC_INLINE void PL1_SetCounterFrequency(uint32_t value)
|
---|
1553 | {
|
---|
1554 | __set_CNTFRQ(value);
|
---|
1555 | __ISB();
|
---|
1556 | }
|
---|
1557 |
|
---|
1558 | /** \brief Sets the reset value of the timer.
|
---|
1559 | * \param [in] value The value the timer is loaded with.
|
---|
1560 | */
|
---|
1561 | __STATIC_INLINE void PL1_SetLoadValue(uint32_t value)
|
---|
1562 | {
|
---|
1563 | __set_CNTP_TVAL(value);
|
---|
1564 | __ISB();
|
---|
1565 | }
|
---|
1566 |
|
---|
1567 | /** \brief Get the current counter value.
|
---|
1568 | * \return Current counter value.
|
---|
1569 | */
|
---|
1570 | __STATIC_INLINE uint32_t PL1_GetCurrentValue(void)
|
---|
1571 | {
|
---|
1572 | return(__get_CNTP_TVAL());
|
---|
1573 | }
|
---|
1574 |
|
---|
1575 | /** \brief Get the current physical counter value.
|
---|
1576 | * \return Current physical counter value.
|
---|
1577 | */
|
---|
1578 | __STATIC_INLINE uint64_t PL1_GetCurrentPhysicalValue(void)
|
---|
1579 | {
|
---|
1580 | return(__get_CNTPCT());
|
---|
1581 | }
|
---|
1582 |
|
---|
1583 | /** \brief Set the physical compare value.
|
---|
1584 | * \param [in] value New physical timer compare value.
|
---|
1585 | */
|
---|
1586 | __STATIC_INLINE void PL1_SetPhysicalCompareValue(uint64_t value)
|
---|
1587 | {
|
---|
1588 | __set_CNTP_CVAL(value);
|
---|
1589 | __ISB();
|
---|
1590 | }
|
---|
1591 |
|
---|
1592 | /** \brief Get the physical compare value.
|
---|
1593 | * \return Physical compare value.
|
---|
1594 | */
|
---|
1595 | __STATIC_INLINE uint64_t PL1_GetPhysicalCompareValue(void)
|
---|
1596 | {
|
---|
1597 | return(__get_CNTP_CVAL());
|
---|
1598 | }
|
---|
1599 |
|
---|
1600 | /** \brief Configure the timer by setting the control value.
|
---|
1601 | * \param [in] value New timer control value.
|
---|
1602 | */
|
---|
1603 | __STATIC_INLINE void PL1_SetControl(uint32_t value)
|
---|
1604 | {
|
---|
1605 | __set_CNTP_CTL(value);
|
---|
1606 | __ISB();
|
---|
1607 | }
|
---|
1608 |
|
---|
1609 | /** \brief Get the control value.
|
---|
1610 | * \return Control value.
|
---|
1611 | */
|
---|
1612 | __STATIC_INLINE uint32_t PL1_GetControl(void)
|
---|
1613 | {
|
---|
1614 | return(__get_CNTP_CTL());
|
---|
1615 | }
|
---|
1616 | #endif
|
---|
1617 |
|
---|
1618 | /* Private Timer */
|
---|
1619 | #if ((__CORTEX_A == 5U) || (__CORTEX_A == 9U)) || defined(DOXYGEN)
|
---|
1620 | /** \brief Set the load value to timers LOAD register.
|
---|
1621 | * \param [in] value The load value to be set.
|
---|
1622 | */
|
---|
1623 | __STATIC_INLINE void PTIM_SetLoadValue(uint32_t value)
|
---|
1624 | {
|
---|
1625 | PTIM->LOAD = value;
|
---|
1626 | }
|
---|
1627 |
|
---|
1628 | /** \brief Get the load value from timers LOAD register.
|
---|
1629 | * \return Timer_Type::LOAD
|
---|
1630 | */
|
---|
1631 | __STATIC_INLINE uint32_t PTIM_GetLoadValue(void)
|
---|
1632 | {
|
---|
1633 | return(PTIM->LOAD);
|
---|
1634 | }
|
---|
1635 |
|
---|
1636 | /** \brief Set current counter value from its COUNTER register.
|
---|
1637 | */
|
---|
1638 | __STATIC_INLINE void PTIM_SetCurrentValue(uint32_t value)
|
---|
1639 | {
|
---|
1640 | PTIM->COUNTER = value;
|
---|
1641 | }
|
---|
1642 |
|
---|
1643 | /** \brief Get current counter value from timers COUNTER register.
|
---|
1644 | * \result Timer_Type::COUNTER
|
---|
1645 | */
|
---|
1646 | __STATIC_INLINE uint32_t PTIM_GetCurrentValue(void)
|
---|
1647 | {
|
---|
1648 | return(PTIM->COUNTER);
|
---|
1649 | }
|
---|
1650 |
|
---|
1651 | /** \brief Configure the timer using its CONTROL register.
|
---|
1652 | * \param [in] value The new configuration value to be set.
|
---|
1653 | */
|
---|
1654 | __STATIC_INLINE void PTIM_SetControl(uint32_t value)
|
---|
1655 | {
|
---|
1656 | PTIM->CONTROL = value;
|
---|
1657 | }
|
---|
1658 |
|
---|
1659 | /** ref Timer_Type::CONTROL Get the current timer configuration from its CONTROL register.
|
---|
1660 | * \return Timer_Type::CONTROL
|
---|
1661 | */
|
---|
1662 | __STATIC_INLINE uint32_t PTIM_GetControl(void)
|
---|
1663 | {
|
---|
1664 | return(PTIM->CONTROL);
|
---|
1665 | }
|
---|
1666 |
|
---|
1667 | /** ref Timer_Type::CONTROL Get the event flag in timers ISR register.
|
---|
1668 | * \return 0 - flag is not set, 1- flag is set
|
---|
1669 | */
|
---|
1670 | __STATIC_INLINE uint32_t PTIM_GetEventFlag(void)
|
---|
1671 | {
|
---|
1672 | return (PTIM->ISR & 1UL);
|
---|
1673 | }
|
---|
1674 |
|
---|
1675 | /** ref Timer_Type::CONTROL Clears the event flag in timers ISR register.
|
---|
1676 | */
|
---|
1677 | __STATIC_INLINE void PTIM_ClearEventFlag(void)
|
---|
1678 | {
|
---|
1679 | PTIM->ISR = 1;
|
---|
1680 | }
|
---|
1681 | #endif
|
---|
1682 | #endif
|
---|
1683 |
|
---|
1684 | /* ########################## MMU functions ###################################### */
|
---|
1685 |
|
---|
1686 | #define SECTION_DESCRIPTOR (0x2)
|
---|
1687 | #define SECTION_MASK (0xFFFFFFFC)
|
---|
1688 |
|
---|
1689 | #define SECTION_TEXCB_MASK (0xFFFF8FF3)
|
---|
1690 | #define SECTION_B_SHIFT (2)
|
---|
1691 | #define SECTION_C_SHIFT (3)
|
---|
1692 | #define SECTION_TEX0_SHIFT (12)
|
---|
1693 | #define SECTION_TEX1_SHIFT (13)
|
---|
1694 | #define SECTION_TEX2_SHIFT (14)
|
---|
1695 |
|
---|
1696 | #define SECTION_XN_MASK (0xFFFFFFEF)
|
---|
1697 | #define SECTION_XN_SHIFT (4)
|
---|
1698 |
|
---|
1699 | #define SECTION_DOMAIN_MASK (0xFFFFFE1F)
|
---|
1700 | #define SECTION_DOMAIN_SHIFT (5)
|
---|
1701 |
|
---|
1702 | #define SECTION_P_MASK (0xFFFFFDFF)
|
---|
1703 | #define SECTION_P_SHIFT (9)
|
---|
1704 |
|
---|
1705 | #define SECTION_AP_MASK (0xFFFF73FF)
|
---|
1706 | #define SECTION_AP_SHIFT (10)
|
---|
1707 | #define SECTION_AP2_SHIFT (15)
|
---|
1708 |
|
---|
1709 | #define SECTION_S_MASK (0xFFFEFFFF)
|
---|
1710 | #define SECTION_S_SHIFT (16)
|
---|
1711 |
|
---|
1712 | #define SECTION_NG_MASK (0xFFFDFFFF)
|
---|
1713 | #define SECTION_NG_SHIFT (17)
|
---|
1714 |
|
---|
1715 | #define SECTION_NS_MASK (0xFFF7FFFF)
|
---|
1716 | #define SECTION_NS_SHIFT (19)
|
---|
1717 |
|
---|
1718 | #define PAGE_L1_DESCRIPTOR (0x1)
|
---|
1719 | #define PAGE_L1_MASK (0xFFFFFFFC)
|
---|
1720 |
|
---|
1721 | #define PAGE_L2_4K_DESC (0x2)
|
---|
1722 | #define PAGE_L2_4K_MASK (0xFFFFFFFD)
|
---|
1723 |
|
---|
1724 | #define PAGE_L2_64K_DESC (0x1)
|
---|
1725 | #define PAGE_L2_64K_MASK (0xFFFFFFFC)
|
---|
1726 |
|
---|
1727 | #define PAGE_4K_TEXCB_MASK (0xFFFFFE33)
|
---|
1728 | #define PAGE_4K_B_SHIFT (2)
|
---|
1729 | #define PAGE_4K_C_SHIFT (3)
|
---|
1730 | #define PAGE_4K_TEX0_SHIFT (6)
|
---|
1731 | #define PAGE_4K_TEX1_SHIFT (7)
|
---|
1732 | #define PAGE_4K_TEX2_SHIFT (8)
|
---|
1733 |
|
---|
1734 | #define PAGE_64K_TEXCB_MASK (0xFFFF8FF3)
|
---|
1735 | #define PAGE_64K_B_SHIFT (2)
|
---|
1736 | #define PAGE_64K_C_SHIFT (3)
|
---|
1737 | #define PAGE_64K_TEX0_SHIFT (12)
|
---|
1738 | #define PAGE_64K_TEX1_SHIFT (13)
|
---|
1739 | #define PAGE_64K_TEX2_SHIFT (14)
|
---|
1740 |
|
---|
1741 | #define PAGE_TEXCB_MASK (0xFFFF8FF3)
|
---|
1742 | #define PAGE_B_SHIFT (2)
|
---|
1743 | #define PAGE_C_SHIFT (3)
|
---|
1744 | #define PAGE_TEX_SHIFT (12)
|
---|
1745 |
|
---|
1746 | #define PAGE_XN_4K_MASK (0xFFFFFFFE)
|
---|
1747 | #define PAGE_XN_4K_SHIFT (0)
|
---|
1748 | #define PAGE_XN_64K_MASK (0xFFFF7FFF)
|
---|
1749 | #define PAGE_XN_64K_SHIFT (15)
|
---|
1750 |
|
---|
1751 | #define PAGE_DOMAIN_MASK (0xFFFFFE1F)
|
---|
1752 | #define PAGE_DOMAIN_SHIFT (5)
|
---|
1753 |
|
---|
1754 | #define PAGE_P_MASK (0xFFFFFDFF)
|
---|
1755 | #define PAGE_P_SHIFT (9)
|
---|
1756 |
|
---|
1757 | #define PAGE_AP_MASK (0xFFFFFDCF)
|
---|
1758 | #define PAGE_AP_SHIFT (4)
|
---|
1759 | #define PAGE_AP2_SHIFT (9)
|
---|
1760 |
|
---|
1761 | #define PAGE_S_MASK (0xFFFFFBFF)
|
---|
1762 | #define PAGE_S_SHIFT (10)
|
---|
1763 |
|
---|
1764 | #define PAGE_NG_MASK (0xFFFFF7FF)
|
---|
1765 | #define PAGE_NG_SHIFT (11)
|
---|
1766 |
|
---|
1767 | #define PAGE_NS_MASK (0xFFFFFFF7)
|
---|
1768 | #define PAGE_NS_SHIFT (3)
|
---|
1769 |
|
---|
1770 | #define OFFSET_1M (0x00100000)
|
---|
1771 | #define OFFSET_64K (0x00010000)
|
---|
1772 | #define OFFSET_4K (0x00001000)
|
---|
1773 |
|
---|
1774 | #define DESCRIPTOR_FAULT (0x00000000)
|
---|
1775 |
|
---|
1776 | /* Attributes enumerations */
|
---|
1777 |
|
---|
1778 | /* Region size attributes */
|
---|
1779 | typedef enum
|
---|
1780 | {
|
---|
1781 | SECTION,
|
---|
1782 | PAGE_4k,
|
---|
1783 | PAGE_64k,
|
---|
1784 | } mmu_region_size_Type;
|
---|
1785 |
|
---|
1786 | /* Region type attributes */
|
---|
1787 | typedef enum
|
---|
1788 | {
|
---|
1789 | NORMAL,
|
---|
1790 | DEVICE,
|
---|
1791 | SHARED_DEVICE,
|
---|
1792 | NON_SHARED_DEVICE,
|
---|
1793 | STRONGLY_ORDERED
|
---|
1794 | } mmu_memory_Type;
|
---|
1795 |
|
---|
1796 | /* Region cacheability attributes */
|
---|
1797 | typedef enum
|
---|
1798 | {
|
---|
1799 | NON_CACHEABLE,
|
---|
1800 | WB_WA,
|
---|
1801 | WT,
|
---|
1802 | WB_NO_WA,
|
---|
1803 | } mmu_cacheability_Type;
|
---|
1804 |
|
---|
1805 | /* Region parity check attributes */
|
---|
1806 | typedef enum
|
---|
1807 | {
|
---|
1808 | ECC_DISABLED,
|
---|
1809 | ECC_ENABLED,
|
---|
1810 | } mmu_ecc_check_Type;
|
---|
1811 |
|
---|
1812 | /* Region execution attributes */
|
---|
1813 | typedef enum
|
---|
1814 | {
|
---|
1815 | EXECUTE,
|
---|
1816 | NON_EXECUTE,
|
---|
1817 | } mmu_execute_Type;
|
---|
1818 |
|
---|
1819 | /* Region global attributes */
|
---|
1820 | typedef enum
|
---|
1821 | {
|
---|
1822 | GLOBAL,
|
---|
1823 | NON_GLOBAL,
|
---|
1824 | } mmu_global_Type;
|
---|
1825 |
|
---|
1826 | /* Region shareability attributes */
|
---|
1827 | typedef enum
|
---|
1828 | {
|
---|
1829 | NON_SHARED,
|
---|
1830 | SHARED,
|
---|
1831 | } mmu_shared_Type;
|
---|
1832 |
|
---|
1833 | /* Region security attributes */
|
---|
1834 | typedef enum
|
---|
1835 | {
|
---|
1836 | SECURE,
|
---|
1837 | NON_SECURE,
|
---|
1838 | } mmu_secure_Type;
|
---|
1839 |
|
---|
1840 | /* Region access attributes */
|
---|
1841 | typedef enum
|
---|
1842 | {
|
---|
1843 | NO_ACCESS,
|
---|
1844 | RW,
|
---|
1845 | READ,
|
---|
1846 | } mmu_access_Type;
|
---|
1847 |
|
---|
1848 | /* Memory Region definition */
|
---|
1849 | typedef struct RegionStruct {
|
---|
1850 | mmu_region_size_Type rg_t;
|
---|
1851 | mmu_memory_Type mem_t;
|
---|
1852 | uint8_t domain;
|
---|
1853 | mmu_cacheability_Type inner_norm_t;
|
---|
1854 | mmu_cacheability_Type outer_norm_t;
|
---|
1855 | mmu_ecc_check_Type e_t;
|
---|
1856 | mmu_execute_Type xn_t;
|
---|
1857 | mmu_global_Type g_t;
|
---|
1858 | mmu_secure_Type sec_t;
|
---|
1859 | mmu_access_Type priv_t;
|
---|
1860 | mmu_access_Type user_t;
|
---|
1861 | mmu_shared_Type sh_t;
|
---|
1862 |
|
---|
1863 | } mmu_region_attributes_Type;
|
---|
1864 |
|
---|
1865 | //Following macros define the descriptors and attributes
|
---|
1866 | //Sect_Normal. Outer & inner wb/wa, non-shareable, executable, rw, domain 0
|
---|
1867 | #define section_normal(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1868 | region.domain = 0x0; \
|
---|
1869 | region.e_t = ECC_DISABLED; \
|
---|
1870 | region.g_t = GLOBAL; \
|
---|
1871 | region.inner_norm_t = WB_WA; \
|
---|
1872 | region.outer_norm_t = WB_WA; \
|
---|
1873 | region.mem_t = NORMAL; \
|
---|
1874 | region.sec_t = SECURE; \
|
---|
1875 | region.xn_t = EXECUTE; \
|
---|
1876 | region.priv_t = RW; \
|
---|
1877 | region.user_t = RW; \
|
---|
1878 | region.sh_t = NON_SHARED; \
|
---|
1879 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1880 |
|
---|
1881 | //Sect_Normal_NC. Outer & inner non-cacheable, non-shareable, executable, rw, domain 0
|
---|
1882 | #define section_normal_nc(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1883 | region.domain = 0x0; \
|
---|
1884 | region.e_t = ECC_DISABLED; \
|
---|
1885 | region.g_t = GLOBAL; \
|
---|
1886 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
1887 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
1888 | region.mem_t = NORMAL; \
|
---|
1889 | region.sec_t = SECURE; \
|
---|
1890 | region.xn_t = EXECUTE; \
|
---|
1891 | region.priv_t = RW; \
|
---|
1892 | region.user_t = RW; \
|
---|
1893 | region.sh_t = NON_SHARED; \
|
---|
1894 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1895 |
|
---|
1896 | //Sect_Normal_Cod. Outer & inner wb/wa, non-shareable, executable, ro, domain 0
|
---|
1897 | #define section_normal_cod(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1898 | region.domain = 0x0; \
|
---|
1899 | region.e_t = ECC_DISABLED; \
|
---|
1900 | region.g_t = GLOBAL; \
|
---|
1901 | region.inner_norm_t = WB_WA; \
|
---|
1902 | region.outer_norm_t = WB_WA; \
|
---|
1903 | region.mem_t = NORMAL; \
|
---|
1904 | region.sec_t = SECURE; \
|
---|
1905 | region.xn_t = EXECUTE; \
|
---|
1906 | region.priv_t = READ; \
|
---|
1907 | region.user_t = READ; \
|
---|
1908 | region.sh_t = NON_SHARED; \
|
---|
1909 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1910 |
|
---|
1911 | //Sect_Normal_RO. Sect_Normal_Cod, but not executable
|
---|
1912 | #define section_normal_ro(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1913 | region.domain = 0x0; \
|
---|
1914 | region.e_t = ECC_DISABLED; \
|
---|
1915 | region.g_t = GLOBAL; \
|
---|
1916 | region.inner_norm_t = WB_WA; \
|
---|
1917 | region.outer_norm_t = WB_WA; \
|
---|
1918 | region.mem_t = NORMAL; \
|
---|
1919 | region.sec_t = SECURE; \
|
---|
1920 | region.xn_t = NON_EXECUTE; \
|
---|
1921 | region.priv_t = READ; \
|
---|
1922 | region.user_t = READ; \
|
---|
1923 | region.sh_t = NON_SHARED; \
|
---|
1924 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1925 |
|
---|
1926 | //Sect_Normal_RW. Sect_Normal_Cod, but writeable and not executable
|
---|
1927 | #define section_normal_rw(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1928 | region.domain = 0x0; \
|
---|
1929 | region.e_t = ECC_DISABLED; \
|
---|
1930 | region.g_t = GLOBAL; \
|
---|
1931 | region.inner_norm_t = WB_WA; \
|
---|
1932 | region.outer_norm_t = WB_WA; \
|
---|
1933 | region.mem_t = NORMAL; \
|
---|
1934 | region.sec_t = SECURE; \
|
---|
1935 | region.xn_t = NON_EXECUTE; \
|
---|
1936 | region.priv_t = RW; \
|
---|
1937 | region.user_t = RW; \
|
---|
1938 | region.sh_t = NON_SHARED; \
|
---|
1939 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1940 | //Sect_SO. Strongly-ordered (therefore shareable), not executable, rw, domain 0, base addr 0
|
---|
1941 | #define section_so(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1942 | region.domain = 0x0; \
|
---|
1943 | region.e_t = ECC_DISABLED; \
|
---|
1944 | region.g_t = GLOBAL; \
|
---|
1945 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
1946 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
1947 | region.mem_t = STRONGLY_ORDERED; \
|
---|
1948 | region.sec_t = SECURE; \
|
---|
1949 | region.xn_t = NON_EXECUTE; \
|
---|
1950 | region.priv_t = RW; \
|
---|
1951 | region.user_t = RW; \
|
---|
1952 | region.sh_t = NON_SHARED; \
|
---|
1953 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1954 |
|
---|
1955 | //Sect_Device_RO. Device, non-shareable, non-executable, ro, domain 0, base addr 0
|
---|
1956 | #define section_device_ro(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1957 | region.domain = 0x0; \
|
---|
1958 | region.e_t = ECC_DISABLED; \
|
---|
1959 | region.g_t = GLOBAL; \
|
---|
1960 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
1961 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
1962 | region.mem_t = STRONGLY_ORDERED; \
|
---|
1963 | region.sec_t = SECURE; \
|
---|
1964 | region.xn_t = NON_EXECUTE; \
|
---|
1965 | region.priv_t = READ; \
|
---|
1966 | region.user_t = READ; \
|
---|
1967 | region.sh_t = NON_SHARED; \
|
---|
1968 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1969 |
|
---|
1970 | //Sect_Device_RW. Sect_Device_RO, but writeable
|
---|
1971 | #define section_device_rw(descriptor_l1, region) region.rg_t = SECTION; \
|
---|
1972 | region.domain = 0x0; \
|
---|
1973 | region.e_t = ECC_DISABLED; \
|
---|
1974 | region.g_t = GLOBAL; \
|
---|
1975 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
1976 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
1977 | region.mem_t = STRONGLY_ORDERED; \
|
---|
1978 | region.sec_t = SECURE; \
|
---|
1979 | region.xn_t = NON_EXECUTE; \
|
---|
1980 | region.priv_t = RW; \
|
---|
1981 | region.user_t = RW; \
|
---|
1982 | region.sh_t = NON_SHARED; \
|
---|
1983 | MMU_GetSectionDescriptor(&descriptor_l1, region);
|
---|
1984 | //Page_4k_Device_RW. Shared device, not executable, rw, domain 0
|
---|
1985 | #define page4k_device_rw(descriptor_l1, descriptor_l2, region) region.rg_t = PAGE_4k; \
|
---|
1986 | region.domain = 0x0; \
|
---|
1987 | region.e_t = ECC_DISABLED; \
|
---|
1988 | region.g_t = GLOBAL; \
|
---|
1989 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
1990 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
1991 | region.mem_t = SHARED_DEVICE; \
|
---|
1992 | region.sec_t = SECURE; \
|
---|
1993 | region.xn_t = NON_EXECUTE; \
|
---|
1994 | region.priv_t = RW; \
|
---|
1995 | region.user_t = RW; \
|
---|
1996 | region.sh_t = NON_SHARED; \
|
---|
1997 | MMU_GetPageDescriptor(&descriptor_l1, &descriptor_l2, region);
|
---|
1998 |
|
---|
1999 | //Page_64k_Device_RW. Shared device, not executable, rw, domain 0
|
---|
2000 | #define page64k_device_rw(descriptor_l1, descriptor_l2, region) region.rg_t = PAGE_64k; \
|
---|
2001 | region.domain = 0x0; \
|
---|
2002 | region.e_t = ECC_DISABLED; \
|
---|
2003 | region.g_t = GLOBAL; \
|
---|
2004 | region.inner_norm_t = NON_CACHEABLE; \
|
---|
2005 | region.outer_norm_t = NON_CACHEABLE; \
|
---|
2006 | region.mem_t = SHARED_DEVICE; \
|
---|
2007 | region.sec_t = SECURE; \
|
---|
2008 | region.xn_t = NON_EXECUTE; \
|
---|
2009 | region.priv_t = RW; \
|
---|
2010 | region.user_t = RW; \
|
---|
2011 | region.sh_t = NON_SHARED; \
|
---|
2012 | MMU_GetPageDescriptor(&descriptor_l1, &descriptor_l2, region);
|
---|
2013 |
|
---|
2014 | /** \brief Set section execution-never attribute
|
---|
2015 |
|
---|
2016 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2017 | \param [in] xn Section execution-never attribute : EXECUTE , NON_EXECUTE.
|
---|
2018 |
|
---|
2019 | \return 0
|
---|
2020 | */
|
---|
2021 | __STATIC_INLINE int MMU_XNSection(uint32_t *descriptor_l1, mmu_execute_Type xn)
|
---|
2022 | {
|
---|
2023 | *descriptor_l1 &= SECTION_XN_MASK;
|
---|
2024 | *descriptor_l1 |= ((xn & 0x1) << SECTION_XN_SHIFT);
|
---|
2025 | return 0;
|
---|
2026 | }
|
---|
2027 |
|
---|
2028 | /** \brief Set section domain
|
---|
2029 |
|
---|
2030 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2031 | \param [in] domain Section domain
|
---|
2032 |
|
---|
2033 | \return 0
|
---|
2034 | */
|
---|
2035 | __STATIC_INLINE int MMU_DomainSection(uint32_t *descriptor_l1, uint8_t domain)
|
---|
2036 | {
|
---|
2037 | *descriptor_l1 &= SECTION_DOMAIN_MASK;
|
---|
2038 | *descriptor_l1 |= ((domain & 0xF) << SECTION_DOMAIN_SHIFT);
|
---|
2039 | return 0;
|
---|
2040 | }
|
---|
2041 |
|
---|
2042 | /** \brief Set section parity check
|
---|
2043 |
|
---|
2044 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2045 | \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
|
---|
2046 |
|
---|
2047 | \return 0
|
---|
2048 | */
|
---|
2049 | __STATIC_INLINE int MMU_PSection(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
|
---|
2050 | {
|
---|
2051 | *descriptor_l1 &= SECTION_P_MASK;
|
---|
2052 | *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
|
---|
2053 | return 0;
|
---|
2054 | }
|
---|
2055 |
|
---|
2056 | /** \brief Set section access privileges
|
---|
2057 |
|
---|
2058 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2059 | \param [in] user User Level Access: NO_ACCESS, RW, READ
|
---|
2060 | \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
|
---|
2061 | \param [in] afe Access flag enable
|
---|
2062 |
|
---|
2063 | \return 0
|
---|
2064 | */
|
---|
2065 | __STATIC_INLINE int MMU_APSection(uint32_t *descriptor_l1, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
|
---|
2066 | {
|
---|
2067 | uint32_t ap = 0;
|
---|
2068 |
|
---|
2069 | if (afe == 0) { //full access
|
---|
2070 | if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
|
---|
2071 | else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
|
---|
2072 | else if ((priv == RW) && (user == READ)) { ap = 0x2; }
|
---|
2073 | else if ((priv == RW) && (user == RW)) { ap = 0x3; }
|
---|
2074 | else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
|
---|
2075 | else if ((priv == READ) && (user == READ)) { ap = 0x7; }
|
---|
2076 | }
|
---|
2077 |
|
---|
2078 | else { //Simplified access
|
---|
2079 | if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
|
---|
2080 | else if ((priv == RW) && (user == RW)) { ap = 0x3; }
|
---|
2081 | else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
|
---|
2082 | else if ((priv == READ) && (user == READ)) { ap = 0x7; }
|
---|
2083 | }
|
---|
2084 |
|
---|
2085 | *descriptor_l1 &= SECTION_AP_MASK;
|
---|
2086 | *descriptor_l1 |= (ap & 0x3) << SECTION_AP_SHIFT;
|
---|
2087 | *descriptor_l1 |= ((ap & 0x4)>>2) << SECTION_AP2_SHIFT;
|
---|
2088 |
|
---|
2089 | return 0;
|
---|
2090 | }
|
---|
2091 |
|
---|
2092 | /** \brief Set section shareability
|
---|
2093 |
|
---|
2094 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2095 | \param [in] s_bit Section shareability: NON_SHARED, SHARED
|
---|
2096 |
|
---|
2097 | \return 0
|
---|
2098 | */
|
---|
2099 | __STATIC_INLINE int MMU_SharedSection(uint32_t *descriptor_l1, mmu_shared_Type s_bit)
|
---|
2100 | {
|
---|
2101 | *descriptor_l1 &= SECTION_S_MASK;
|
---|
2102 | *descriptor_l1 |= ((s_bit & 0x1) << SECTION_S_SHIFT);
|
---|
2103 | return 0;
|
---|
2104 | }
|
---|
2105 |
|
---|
2106 | /** \brief Set section Global attribute
|
---|
2107 |
|
---|
2108 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2109 | \param [in] g_bit Section attribute: GLOBAL, NON_GLOBAL
|
---|
2110 |
|
---|
2111 | \return 0
|
---|
2112 | */
|
---|
2113 | __STATIC_INLINE int MMU_GlobalSection(uint32_t *descriptor_l1, mmu_global_Type g_bit)
|
---|
2114 | {
|
---|
2115 | *descriptor_l1 &= SECTION_NG_MASK;
|
---|
2116 | *descriptor_l1 |= ((g_bit & 0x1) << SECTION_NG_SHIFT);
|
---|
2117 | return 0;
|
---|
2118 | }
|
---|
2119 |
|
---|
2120 | /** \brief Set section Security attribute
|
---|
2121 |
|
---|
2122 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2123 | \param [in] s_bit Section Security attribute: SECURE, NON_SECURE
|
---|
2124 |
|
---|
2125 | \return 0
|
---|
2126 | */
|
---|
2127 | __STATIC_INLINE int MMU_SecureSection(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
|
---|
2128 | {
|
---|
2129 | *descriptor_l1 &= SECTION_NS_MASK;
|
---|
2130 | *descriptor_l1 |= ((s_bit & 0x1) << SECTION_NS_SHIFT);
|
---|
2131 | return 0;
|
---|
2132 | }
|
---|
2133 |
|
---|
2134 | /* Page 4k or 64k */
|
---|
2135 | /** \brief Set 4k/64k page execution-never attribute
|
---|
2136 |
|
---|
2137 | \param [out] descriptor_l2 L2 descriptor.
|
---|
2138 | \param [in] xn Page execution-never attribute : EXECUTE , NON_EXECUTE.
|
---|
2139 | \param [in] page Page size: PAGE_4k, PAGE_64k,
|
---|
2140 |
|
---|
2141 | \return 0
|
---|
2142 | */
|
---|
2143 | __STATIC_INLINE int MMU_XNPage(uint32_t *descriptor_l2, mmu_execute_Type xn, mmu_region_size_Type page)
|
---|
2144 | {
|
---|
2145 | if (page == PAGE_4k)
|
---|
2146 | {
|
---|
2147 | *descriptor_l2 &= PAGE_XN_4K_MASK;
|
---|
2148 | *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_4K_SHIFT);
|
---|
2149 | }
|
---|
2150 | else
|
---|
2151 | {
|
---|
2152 | *descriptor_l2 &= PAGE_XN_64K_MASK;
|
---|
2153 | *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_64K_SHIFT);
|
---|
2154 | }
|
---|
2155 | return 0;
|
---|
2156 | }
|
---|
2157 |
|
---|
2158 | /** \brief Set 4k/64k page domain
|
---|
2159 |
|
---|
2160 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2161 | \param [in] domain Page domain
|
---|
2162 |
|
---|
2163 | \return 0
|
---|
2164 | */
|
---|
2165 | __STATIC_INLINE int MMU_DomainPage(uint32_t *descriptor_l1, uint8_t domain)
|
---|
2166 | {
|
---|
2167 | *descriptor_l1 &= PAGE_DOMAIN_MASK;
|
---|
2168 | *descriptor_l1 |= ((domain & 0xf) << PAGE_DOMAIN_SHIFT);
|
---|
2169 | return 0;
|
---|
2170 | }
|
---|
2171 |
|
---|
2172 | /** \brief Set 4k/64k page parity check
|
---|
2173 |
|
---|
2174 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2175 | \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
|
---|
2176 |
|
---|
2177 | \return 0
|
---|
2178 | */
|
---|
2179 | __STATIC_INLINE int MMU_PPage(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
|
---|
2180 | {
|
---|
2181 | *descriptor_l1 &= SECTION_P_MASK;
|
---|
2182 | *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
|
---|
2183 | return 0;
|
---|
2184 | }
|
---|
2185 |
|
---|
2186 | /** \brief Set 4k/64k page access privileges
|
---|
2187 |
|
---|
2188 | \param [out] descriptor_l2 L2 descriptor.
|
---|
2189 | \param [in] user User Level Access: NO_ACCESS, RW, READ
|
---|
2190 | \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
|
---|
2191 | \param [in] afe Access flag enable
|
---|
2192 |
|
---|
2193 | \return 0
|
---|
2194 | */
|
---|
2195 | __STATIC_INLINE int MMU_APPage(uint32_t *descriptor_l2, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
|
---|
2196 | {
|
---|
2197 | uint32_t ap = 0;
|
---|
2198 |
|
---|
2199 | if (afe == 0) { //full access
|
---|
2200 | if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
|
---|
2201 | else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
|
---|
2202 | else if ((priv == RW) && (user == READ)) { ap = 0x2; }
|
---|
2203 | else if ((priv == RW) && (user == RW)) { ap = 0x3; }
|
---|
2204 | else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
|
---|
2205 | else if ((priv == READ) && (user == READ)) { ap = 0x6; }
|
---|
2206 | }
|
---|
2207 |
|
---|
2208 | else { //Simplified access
|
---|
2209 | if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
|
---|
2210 | else if ((priv == RW) && (user == RW)) { ap = 0x3; }
|
---|
2211 | else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
|
---|
2212 | else if ((priv == READ) && (user == READ)) { ap = 0x7; }
|
---|
2213 | }
|
---|
2214 |
|
---|
2215 | *descriptor_l2 &= PAGE_AP_MASK;
|
---|
2216 | *descriptor_l2 |= (ap & 0x3) << PAGE_AP_SHIFT;
|
---|
2217 | *descriptor_l2 |= ((ap & 0x4)>>2) << PAGE_AP2_SHIFT;
|
---|
2218 |
|
---|
2219 | return 0;
|
---|
2220 | }
|
---|
2221 |
|
---|
2222 | /** \brief Set 4k/64k page shareability
|
---|
2223 |
|
---|
2224 | \param [out] descriptor_l2 L2 descriptor.
|
---|
2225 | \param [in] s_bit 4k/64k page shareability: NON_SHARED, SHARED
|
---|
2226 |
|
---|
2227 | \return 0
|
---|
2228 | */
|
---|
2229 | __STATIC_INLINE int MMU_SharedPage(uint32_t *descriptor_l2, mmu_shared_Type s_bit)
|
---|
2230 | {
|
---|
2231 | *descriptor_l2 &= PAGE_S_MASK;
|
---|
2232 | *descriptor_l2 |= ((s_bit & 0x1) << PAGE_S_SHIFT);
|
---|
2233 | return 0;
|
---|
2234 | }
|
---|
2235 |
|
---|
2236 | /** \brief Set 4k/64k page Global attribute
|
---|
2237 |
|
---|
2238 | \param [out] descriptor_l2 L2 descriptor.
|
---|
2239 | \param [in] g_bit 4k/64k page attribute: GLOBAL, NON_GLOBAL
|
---|
2240 |
|
---|
2241 | \return 0
|
---|
2242 | */
|
---|
2243 | __STATIC_INLINE int MMU_GlobalPage(uint32_t *descriptor_l2, mmu_global_Type g_bit)
|
---|
2244 | {
|
---|
2245 | *descriptor_l2 &= PAGE_NG_MASK;
|
---|
2246 | *descriptor_l2 |= ((g_bit & 0x1) << PAGE_NG_SHIFT);
|
---|
2247 | return 0;
|
---|
2248 | }
|
---|
2249 |
|
---|
2250 | /** \brief Set 4k/64k page Security attribute
|
---|
2251 |
|
---|
2252 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2253 | \param [in] s_bit 4k/64k page Security attribute: SECURE, NON_SECURE
|
---|
2254 |
|
---|
2255 | \return 0
|
---|
2256 | */
|
---|
2257 | __STATIC_INLINE int MMU_SecurePage(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
|
---|
2258 | {
|
---|
2259 | *descriptor_l1 &= PAGE_NS_MASK;
|
---|
2260 | *descriptor_l1 |= ((s_bit & 0x1) << PAGE_NS_SHIFT);
|
---|
2261 | return 0;
|
---|
2262 | }
|
---|
2263 |
|
---|
2264 | /** \brief Set Section memory attributes
|
---|
2265 |
|
---|
2266 | \param [out] descriptor_l1 L1 descriptor.
|
---|
2267 | \param [in] mem Section memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
|
---|
2268 | \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
|
---|
2269 | \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
|
---|
2270 |
|
---|
2271 | \return 0
|
---|
2272 | */
|
---|
2273 | __STATIC_INLINE int MMU_MemorySection(uint32_t *descriptor_l1, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner)
|
---|
2274 | {
|
---|
2275 | *descriptor_l1 &= SECTION_TEXCB_MASK;
|
---|
2276 |
|
---|
2277 | if (STRONGLY_ORDERED == mem)
|
---|
2278 | {
|
---|
2279 | return 0;
|
---|
2280 | }
|
---|
2281 | else if (SHARED_DEVICE == mem)
|
---|
2282 | {
|
---|
2283 | *descriptor_l1 |= (1 << SECTION_B_SHIFT);
|
---|
2284 | }
|
---|
2285 | else if (NON_SHARED_DEVICE == mem)
|
---|
2286 | {
|
---|
2287 | *descriptor_l1 |= (1 << SECTION_TEX1_SHIFT);
|
---|
2288 | }
|
---|
2289 | else if (NORMAL == mem)
|
---|
2290 | {
|
---|
2291 | *descriptor_l1 |= 1 << SECTION_TEX2_SHIFT;
|
---|
2292 | switch(inner)
|
---|
2293 | {
|
---|
2294 | case NON_CACHEABLE:
|
---|
2295 | break;
|
---|
2296 | case WB_WA:
|
---|
2297 | *descriptor_l1 |= (1 << SECTION_B_SHIFT);
|
---|
2298 | break;
|
---|
2299 | case WT:
|
---|
2300 | *descriptor_l1 |= 1 << SECTION_C_SHIFT;
|
---|
2301 | break;
|
---|
2302 | case WB_NO_WA:
|
---|
2303 | *descriptor_l1 |= (1 << SECTION_B_SHIFT) | (1 << SECTION_C_SHIFT);
|
---|
2304 | break;
|
---|
2305 | }
|
---|
2306 | switch(outer)
|
---|
2307 | {
|
---|
2308 | case NON_CACHEABLE:
|
---|
2309 | break;
|
---|
2310 | case WB_WA:
|
---|
2311 | *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT);
|
---|
2312 | break;
|
---|
2313 | case WT:
|
---|
2314 | *descriptor_l1 |= 1 << SECTION_TEX1_SHIFT;
|
---|
2315 | break;
|
---|
2316 | case WB_NO_WA:
|
---|
2317 | *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT) | (1 << SECTION_TEX0_SHIFT);
|
---|
2318 | break;
|
---|
2319 | }
|
---|
2320 | }
|
---|
2321 | return 0;
|
---|
2322 | }
|
---|
2323 |
|
---|
2324 | /** \brief Set 4k/64k page memory attributes
|
---|
2325 |
|
---|
2326 | \param [out] descriptor_l2 L2 descriptor.
|
---|
2327 | \param [in] mem 4k/64k page memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
|
---|
2328 | \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
|
---|
2329 | \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
|
---|
2330 | \param [in] page Page size
|
---|
2331 |
|
---|
2332 | \return 0
|
---|
2333 | */
|
---|
2334 | __STATIC_INLINE int MMU_MemoryPage(uint32_t *descriptor_l2, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner, mmu_region_size_Type page)
|
---|
2335 | {
|
---|
2336 | *descriptor_l2 &= PAGE_4K_TEXCB_MASK;
|
---|
2337 |
|
---|
2338 | if (page == PAGE_64k)
|
---|
2339 | {
|
---|
2340 | //same as section
|
---|
2341 | MMU_MemorySection(descriptor_l2, mem, outer, inner);
|
---|
2342 | }
|
---|
2343 | else
|
---|
2344 | {
|
---|
2345 | if (STRONGLY_ORDERED == mem)
|
---|
2346 | {
|
---|
2347 | return 0;
|
---|
2348 | }
|
---|
2349 | else if (SHARED_DEVICE == mem)
|
---|
2350 | {
|
---|
2351 | *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
|
---|
2352 | }
|
---|
2353 | else if (NON_SHARED_DEVICE == mem)
|
---|
2354 | {
|
---|
2355 | *descriptor_l2 |= (1 << PAGE_4K_TEX1_SHIFT);
|
---|
2356 | }
|
---|
2357 | else if (NORMAL == mem)
|
---|
2358 | {
|
---|
2359 | *descriptor_l2 |= 1 << PAGE_4K_TEX2_SHIFT;
|
---|
2360 | switch(inner)
|
---|
2361 | {
|
---|
2362 | case NON_CACHEABLE:
|
---|
2363 | break;
|
---|
2364 | case WB_WA:
|
---|
2365 | *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
|
---|
2366 | break;
|
---|
2367 | case WT:
|
---|
2368 | *descriptor_l2 |= 1 << PAGE_4K_C_SHIFT;
|
---|
2369 | break;
|
---|
2370 | case WB_NO_WA:
|
---|
2371 | *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT) | (1 << PAGE_4K_C_SHIFT);
|
---|
2372 | break;
|
---|
2373 | }
|
---|
2374 | switch(outer)
|
---|
2375 | {
|
---|
2376 | case NON_CACHEABLE:
|
---|
2377 | break;
|
---|
2378 | case WB_WA:
|
---|
2379 | *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT);
|
---|
2380 | break;
|
---|
2381 | case WT:
|
---|
2382 | *descriptor_l2 |= 1 << PAGE_4K_TEX1_SHIFT;
|
---|
2383 | break;
|
---|
2384 | case WB_NO_WA:
|
---|
2385 | *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT) | (1 << PAGE_4K_TEX0_SHIFT);
|
---|
2386 | break;
|
---|
2387 | }
|
---|
2388 | }
|
---|
2389 | }
|
---|
2390 |
|
---|
2391 | return 0;
|
---|
2392 | }
|
---|
2393 |
|
---|
2394 | /** \brief Create a L1 section descriptor
|
---|
2395 |
|
---|
2396 | \param [out] descriptor L1 descriptor
|
---|
2397 | \param [in] reg Section attributes
|
---|
2398 |
|
---|
2399 | \return 0
|
---|
2400 | */
|
---|
2401 | __STATIC_INLINE int MMU_GetSectionDescriptor(uint32_t *descriptor, mmu_region_attributes_Type reg)
|
---|
2402 | {
|
---|
2403 | *descriptor = 0;
|
---|
2404 |
|
---|
2405 | MMU_MemorySection(descriptor, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t);
|
---|
2406 | MMU_XNSection(descriptor,reg.xn_t);
|
---|
2407 | MMU_DomainSection(descriptor, reg.domain);
|
---|
2408 | MMU_PSection(descriptor, reg.e_t);
|
---|
2409 | MMU_APSection(descriptor, reg.priv_t, reg.user_t, 1);
|
---|
2410 | MMU_SharedSection(descriptor,reg.sh_t);
|
---|
2411 | MMU_GlobalSection(descriptor,reg.g_t);
|
---|
2412 | MMU_SecureSection(descriptor,reg.sec_t);
|
---|
2413 | *descriptor &= SECTION_MASK;
|
---|
2414 | *descriptor |= SECTION_DESCRIPTOR;
|
---|
2415 |
|
---|
2416 | return 0;
|
---|
2417 | }
|
---|
2418 |
|
---|
2419 |
|
---|
2420 | /** \brief Create a L1 and L2 4k/64k page descriptor
|
---|
2421 |
|
---|
2422 | \param [out] descriptor L1 descriptor
|
---|
2423 | \param [out] descriptor2 L2 descriptor
|
---|
2424 | \param [in] reg 4k/64k page attributes
|
---|
2425 |
|
---|
2426 | \return 0
|
---|
2427 | */
|
---|
2428 | __STATIC_INLINE int MMU_GetPageDescriptor(uint32_t *descriptor, uint32_t *descriptor2, mmu_region_attributes_Type reg)
|
---|
2429 | {
|
---|
2430 | *descriptor = 0;
|
---|
2431 | *descriptor2 = 0;
|
---|
2432 |
|
---|
2433 | switch (reg.rg_t)
|
---|
2434 | {
|
---|
2435 | case PAGE_4k:
|
---|
2436 | MMU_MemoryPage(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_4k);
|
---|
2437 | MMU_XNPage(descriptor2, reg.xn_t, PAGE_4k);
|
---|
2438 | MMU_DomainPage(descriptor, reg.domain);
|
---|
2439 | MMU_PPage(descriptor, reg.e_t);
|
---|
2440 | MMU_APPage(descriptor2, reg.priv_t, reg.user_t, 1);
|
---|
2441 | MMU_SharedPage(descriptor2,reg.sh_t);
|
---|
2442 | MMU_GlobalPage(descriptor2,reg.g_t);
|
---|
2443 | MMU_SecurePage(descriptor,reg.sec_t);
|
---|
2444 | *descriptor &= PAGE_L1_MASK;
|
---|
2445 | *descriptor |= PAGE_L1_DESCRIPTOR;
|
---|
2446 | *descriptor2 &= PAGE_L2_4K_MASK;
|
---|
2447 | *descriptor2 |= PAGE_L2_4K_DESC;
|
---|
2448 | break;
|
---|
2449 |
|
---|
2450 | case PAGE_64k:
|
---|
2451 | MMU_MemoryPage(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_64k);
|
---|
2452 | MMU_XNPage(descriptor2, reg.xn_t, PAGE_64k);
|
---|
2453 | MMU_DomainPage(descriptor, reg.domain);
|
---|
2454 | MMU_PPage(descriptor, reg.e_t);
|
---|
2455 | MMU_APPage(descriptor2, reg.priv_t, reg.user_t, 1);
|
---|
2456 | MMU_SharedPage(descriptor2,reg.sh_t);
|
---|
2457 | MMU_GlobalPage(descriptor2,reg.g_t);
|
---|
2458 | MMU_SecurePage(descriptor,reg.sec_t);
|
---|
2459 | *descriptor &= PAGE_L1_MASK;
|
---|
2460 | *descriptor |= PAGE_L1_DESCRIPTOR;
|
---|
2461 | *descriptor2 &= PAGE_L2_64K_MASK;
|
---|
2462 | *descriptor2 |= PAGE_L2_64K_DESC;
|
---|
2463 | break;
|
---|
2464 |
|
---|
2465 | case SECTION:
|
---|
2466 | //error
|
---|
2467 | break;
|
---|
2468 | }
|
---|
2469 |
|
---|
2470 | return 0;
|
---|
2471 | }
|
---|
2472 |
|
---|
2473 | /** \brief Create a 1MB Section
|
---|
2474 |
|
---|
2475 | \param [in] ttb Translation table base address
|
---|
2476 | \param [in] base_address Section base address
|
---|
2477 | \param [in] count Number of sections to create
|
---|
2478 | \param [in] descriptor_l1 L1 descriptor (region attributes)
|
---|
2479 |
|
---|
2480 | */
|
---|
2481 | __STATIC_INLINE void MMU_TTSection(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1)
|
---|
2482 | {
|
---|
2483 | uint32_t offset;
|
---|
2484 | uint32_t entry;
|
---|
2485 | uint32_t i;
|
---|
2486 |
|
---|
2487 | offset = base_address >> 20;
|
---|
2488 | entry = (base_address & 0xFFF00000) | descriptor_l1;
|
---|
2489 |
|
---|
2490 | //4 bytes aligned
|
---|
2491 | ttb = ttb + offset;
|
---|
2492 |
|
---|
2493 | for (i = 0; i < count; i++ )
|
---|
2494 | {
|
---|
2495 | //4 bytes aligned
|
---|
2496 | *ttb++ = entry;
|
---|
2497 | entry += OFFSET_1M;
|
---|
2498 | }
|
---|
2499 | }
|
---|
2500 |
|
---|
2501 | /** \brief Create a 4k page entry
|
---|
2502 |
|
---|
2503 | \param [in] ttb L1 table base address
|
---|
2504 | \param [in] base_address 4k base address
|
---|
2505 | \param [in] count Number of 4k pages to create
|
---|
2506 | \param [in] descriptor_l1 L1 descriptor (region attributes)
|
---|
2507 | \param [in] ttb_l2 L2 table base address
|
---|
2508 | \param [in] descriptor_l2 L2 descriptor (region attributes)
|
---|
2509 |
|
---|
2510 | */
|
---|
2511 | __STATIC_INLINE void MMU_TTPage4k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
|
---|
2512 | {
|
---|
2513 |
|
---|
2514 | uint32_t offset, offset2;
|
---|
2515 | uint32_t entry, entry2;
|
---|
2516 | uint32_t i;
|
---|
2517 |
|
---|
2518 | offset = base_address >> 20;
|
---|
2519 | entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
|
---|
2520 |
|
---|
2521 | //4 bytes aligned
|
---|
2522 | ttb += offset;
|
---|
2523 | //create l1_entry
|
---|
2524 | *ttb = entry;
|
---|
2525 |
|
---|
2526 | offset2 = (base_address & 0xff000) >> 12;
|
---|
2527 | ttb_l2 += offset2;
|
---|
2528 | entry2 = (base_address & 0xFFFFF000) | descriptor_l2;
|
---|
2529 | for (i = 0; i < count; i++ )
|
---|
2530 | {
|
---|
2531 | //4 bytes aligned
|
---|
2532 | *ttb_l2++ = entry2;
|
---|
2533 | entry2 += OFFSET_4K;
|
---|
2534 | }
|
---|
2535 | }
|
---|
2536 |
|
---|
2537 | /** \brief Create a 64k page entry
|
---|
2538 |
|
---|
2539 | \param [in] ttb L1 table base address
|
---|
2540 | \param [in] base_address 64k base address
|
---|
2541 | \param [in] count Number of 64k pages to create
|
---|
2542 | \param [in] descriptor_l1 L1 descriptor (region attributes)
|
---|
2543 | \param [in] ttb_l2 L2 table base address
|
---|
2544 | \param [in] descriptor_l2 L2 descriptor (region attributes)
|
---|
2545 |
|
---|
2546 | */
|
---|
2547 | __STATIC_INLINE void MMU_TTPage64k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
|
---|
2548 | {
|
---|
2549 | uint32_t offset, offset2;
|
---|
2550 | uint32_t entry, entry2;
|
---|
2551 | uint32_t i,j;
|
---|
2552 |
|
---|
2553 |
|
---|
2554 | offset = base_address >> 20;
|
---|
2555 | entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
|
---|
2556 |
|
---|
2557 | //4 bytes aligned
|
---|
2558 | ttb += offset;
|
---|
2559 | //create l1_entry
|
---|
2560 | *ttb = entry;
|
---|
2561 |
|
---|
2562 | offset2 = (base_address & 0xff000) >> 12;
|
---|
2563 | ttb_l2 += offset2;
|
---|
2564 | entry2 = (base_address & 0xFFFF0000) | descriptor_l2;
|
---|
2565 | for (i = 0; i < count; i++ )
|
---|
2566 | {
|
---|
2567 | //create 16 entries
|
---|
2568 | for (j = 0; j < 16; j++)
|
---|
2569 | {
|
---|
2570 | //4 bytes aligned
|
---|
2571 | *ttb_l2++ = entry2;
|
---|
2572 | }
|
---|
2573 | entry2 += OFFSET_64K;
|
---|
2574 | }
|
---|
2575 | }
|
---|
2576 |
|
---|
2577 | /** \brief Enable MMU
|
---|
2578 | */
|
---|
2579 | __STATIC_INLINE void MMU_Enable(void)
|
---|
2580 | {
|
---|
2581 | // Set M bit 0 to enable the MMU
|
---|
2582 | // Set AFE bit to enable simplified access permissions model
|
---|
2583 | // Clear TRE bit to disable TEX remap and A bit to disable strict alignment fault checking
|
---|
2584 | __set_SCTLR( (__get_SCTLR() & ~(1 << 28) & ~(1 << 1)) | 1 | (1 << 29));
|
---|
2585 | __ISB();
|
---|
2586 | }
|
---|
2587 |
|
---|
2588 | /** \brief Disable MMU
|
---|
2589 | */
|
---|
2590 | __STATIC_INLINE void MMU_Disable(void)
|
---|
2591 | {
|
---|
2592 | // Clear M bit 0 to disable the MMU
|
---|
2593 | __set_SCTLR( __get_SCTLR() & ~1);
|
---|
2594 | __ISB();
|
---|
2595 | }
|
---|
2596 |
|
---|
2597 | /** \brief Invalidate entire unified TLB
|
---|
2598 | */
|
---|
2599 |
|
---|
2600 | __STATIC_INLINE void MMU_InvalidateTLB(void)
|
---|
2601 | {
|
---|
2602 | __set_TLBIALL(0);
|
---|
2603 | __DSB(); //ensure completion of the invalidation
|
---|
2604 | __ISB(); //ensure instruction fetch path sees new state
|
---|
2605 | }
|
---|
2606 |
|
---|
2607 |
|
---|
2608 | #ifdef __cplusplus
|
---|
2609 | }
|
---|
2610 | #endif
|
---|
2611 |
|
---|
2612 | #endif /* __CORE_CA_H_DEPENDANT */
|
---|
2613 |
|
---|
2614 | #endif /* __CMSIS_GENERIC */
|
---|