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| 2 | mjames | 1 | /**************************************************************************//** |
| 2 | * @file cmsis_cp15.h |
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| 3 | * @brief CMSIS compiler specific macros, functions, instructions |
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| 4 | * @version V1.0.1 |
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| 5 | * @date 07. Sep 2017 |
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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 | |||
| 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 | |||
| 31 | #ifndef __CMSIS_CP15_H |
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| 32 | #define __CMSIS_CP15_H |
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| 33 | |||
| 34 | /** \brief Get ACTLR |
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| 35 | \return Auxiliary Control register value |
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| 36 | */ |
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| 37 | __STATIC_FORCEINLINE uint32_t __get_ACTLR(void) |
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| 38 | { |
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| 39 | uint32_t result; |
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| 40 | __get_CP(15, 0, result, 1, 0, 1); |
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| 41 | return(result); |
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| 42 | } |
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| 43 | |||
| 44 | /** \brief Set ACTLR |
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| 45 | \param [in] actlr Auxiliary Control value to set |
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| 46 | */ |
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| 47 | __STATIC_FORCEINLINE void __set_ACTLR(uint32_t actlr) |
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| 48 | { |
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| 49 | __set_CP(15, 0, actlr, 1, 0, 1); |
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| 50 | } |
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| 51 | |||
| 52 | /** \brief Get CPACR |
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| 53 | \return Coprocessor Access Control register value |
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| 54 | */ |
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| 55 | __STATIC_FORCEINLINE uint32_t __get_CPACR(void) |
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| 56 | { |
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| 57 | uint32_t result; |
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| 58 | __get_CP(15, 0, result, 1, 0, 2); |
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| 59 | return result; |
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| 60 | } |
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| 61 | |||
| 62 | /** \brief Set CPACR |
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| 63 | \param [in] cpacr Coprocessor Access Control value to set |
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| 64 | */ |
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| 65 | __STATIC_FORCEINLINE void __set_CPACR(uint32_t cpacr) |
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| 66 | { |
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| 67 | __set_CP(15, 0, cpacr, 1, 0, 2); |
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| 68 | } |
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| 69 | |||
| 70 | /** \brief Get DFSR |
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| 71 | \return Data Fault Status Register value |
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| 72 | */ |
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| 73 | __STATIC_FORCEINLINE uint32_t __get_DFSR(void) |
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| 74 | { |
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| 75 | uint32_t result; |
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| 76 | __get_CP(15, 0, result, 5, 0, 0); |
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| 77 | return result; |
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| 78 | } |
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| 79 | |||
| 80 | /** \brief Set DFSR |
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| 81 | \param [in] dfsr Data Fault Status value to set |
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| 82 | */ |
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| 83 | __STATIC_FORCEINLINE void __set_DFSR(uint32_t dfsr) |
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| 84 | { |
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| 85 | __set_CP(15, 0, dfsr, 5, 0, 0); |
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| 86 | } |
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| 87 | |||
| 88 | /** \brief Get IFSR |
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| 89 | \return Instruction Fault Status Register value |
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| 90 | */ |
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| 91 | __STATIC_FORCEINLINE uint32_t __get_IFSR(void) |
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| 92 | { |
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| 93 | uint32_t result; |
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| 94 | __get_CP(15, 0, result, 5, 0, 1); |
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| 95 | return result; |
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| 96 | } |
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| 97 | |||
| 98 | /** \brief Set IFSR |
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| 99 | \param [in] ifsr Instruction Fault Status value to set |
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| 100 | */ |
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| 101 | __STATIC_FORCEINLINE void __set_IFSR(uint32_t ifsr) |
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| 102 | { |
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| 103 | __set_CP(15, 0, ifsr, 5, 0, 1); |
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| 104 | } |
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| 105 | |||
| 106 | /** \brief Get ISR |
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| 107 | \return Interrupt Status Register value |
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| 108 | */ |
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| 109 | __STATIC_FORCEINLINE uint32_t __get_ISR(void) |
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| 110 | { |
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| 111 | uint32_t result; |
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| 112 | __get_CP(15, 0, result, 12, 1, 0); |
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| 113 | return result; |
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| 114 | } |
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| 115 | |||
| 116 | /** \brief Get CBAR |
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| 117 | \return Configuration Base Address register value |
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| 118 | */ |
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| 119 | __STATIC_FORCEINLINE uint32_t __get_CBAR(void) |
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| 120 | { |
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| 121 | uint32_t result; |
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| 122 | __get_CP(15, 4, result, 15, 0, 0); |
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| 123 | return result; |
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| 124 | } |
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| 125 | |||
| 126 | /** \brief Get TTBR0 |
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| 127 | |||
| 128 | This function returns the value of the Translation Table Base Register 0. |
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| 129 | |||
| 130 | \return Translation Table Base Register 0 value |
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| 131 | */ |
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| 132 | __STATIC_FORCEINLINE uint32_t __get_TTBR0(void) |
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| 133 | { |
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| 134 | uint32_t result; |
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| 135 | __get_CP(15, 0, result, 2, 0, 0); |
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| 136 | return result; |
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| 137 | } |
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| 138 | |||
| 139 | /** \brief Set TTBR0 |
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| 140 | |||
| 141 | This function assigns the given value to the Translation Table Base Register 0. |
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| 142 | |||
| 143 | \param [in] ttbr0 Translation Table Base Register 0 value to set |
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| 144 | */ |
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| 145 | __STATIC_FORCEINLINE void __set_TTBR0(uint32_t ttbr0) |
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| 146 | { |
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| 147 | __set_CP(15, 0, ttbr0, 2, 0, 0); |
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| 148 | } |
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| 149 | |||
| 150 | /** \brief Get DACR |
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| 151 | |||
| 152 | This function returns the value of the Domain Access Control Register. |
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| 153 | |||
| 154 | \return Domain Access Control Register value |
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| 155 | */ |
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| 156 | __STATIC_FORCEINLINE uint32_t __get_DACR(void) |
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| 157 | { |
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| 158 | uint32_t result; |
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| 159 | __get_CP(15, 0, result, 3, 0, 0); |
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| 160 | return result; |
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| 161 | } |
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| 162 | |||
| 163 | /** \brief Set DACR |
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| 164 | |||
| 165 | This function assigns the given value to the Domain Access Control Register. |
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| 166 | |||
| 167 | \param [in] dacr Domain Access Control Register value to set |
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| 168 | */ |
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| 169 | __STATIC_FORCEINLINE void __set_DACR(uint32_t dacr) |
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| 170 | { |
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| 171 | __set_CP(15, 0, dacr, 3, 0, 0); |
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| 172 | } |
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| 173 | |||
| 174 | /** \brief Set SCTLR |
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| 175 | |||
| 176 | This function assigns the given value to the System Control Register. |
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| 177 | |||
| 178 | \param [in] sctlr System Control Register value to set |
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| 179 | */ |
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| 180 | __STATIC_FORCEINLINE void __set_SCTLR(uint32_t sctlr) |
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| 181 | { |
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| 182 | __set_CP(15, 0, sctlr, 1, 0, 0); |
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| 183 | } |
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| 184 | |||
| 185 | /** \brief Get SCTLR |
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| 186 | \return System Control Register value |
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| 187 | */ |
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| 188 | __STATIC_FORCEINLINE uint32_t __get_SCTLR(void) |
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| 189 | { |
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| 190 | uint32_t result; |
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| 191 | __get_CP(15, 0, result, 1, 0, 0); |
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| 192 | return result; |
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| 193 | } |
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| 194 | |||
| 195 | /** \brief Set ACTRL |
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| 196 | \param [in] actrl Auxiliary Control Register value to set |
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| 197 | */ |
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| 198 | __STATIC_FORCEINLINE void __set_ACTRL(uint32_t actrl) |
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| 199 | { |
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| 200 | __set_CP(15, 0, actrl, 1, 0, 1); |
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| 201 | } |
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| 202 | |||
| 203 | /** \brief Get ACTRL |
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| 204 | \return Auxiliary Control Register value |
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| 205 | */ |
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| 206 | __STATIC_FORCEINLINE uint32_t __get_ACTRL(void) |
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| 207 | { |
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| 208 | uint32_t result; |
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| 209 | __get_CP(15, 0, result, 1, 0, 1); |
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| 210 | return result; |
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| 211 | } |
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| 212 | |||
| 213 | /** \brief Get MPIDR |
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| 214 | |||
| 215 | This function returns the value of the Multiprocessor Affinity Register. |
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| 216 | |||
| 217 | \return Multiprocessor Affinity Register value |
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| 218 | */ |
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| 219 | __STATIC_FORCEINLINE uint32_t __get_MPIDR(void) |
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| 220 | { |
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| 221 | uint32_t result; |
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| 222 | __get_CP(15, 0, result, 0, 0, 5); |
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| 223 | return result; |
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| 224 | } |
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| 225 | |||
| 226 | /** \brief Get VBAR |
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| 227 | |||
| 228 | This function returns the value of the Vector Base Address Register. |
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| 229 | |||
| 230 | \return Vector Base Address Register |
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| 231 | */ |
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| 232 | __STATIC_FORCEINLINE uint32_t __get_VBAR(void) |
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| 233 | { |
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| 234 | uint32_t result; |
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| 235 | __get_CP(15, 0, result, 12, 0, 0); |
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| 236 | return result; |
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| 237 | } |
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| 238 | |||
| 239 | /** \brief Set VBAR |
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| 240 | |||
| 241 | This function assigns the given value to the Vector Base Address Register. |
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| 242 | |||
| 243 | \param [in] vbar Vector Base Address Register value to set |
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| 244 | */ |
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| 245 | __STATIC_FORCEINLINE void __set_VBAR(uint32_t vbar) |
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| 246 | { |
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| 247 | __set_CP(15, 0, vbar, 12, 0, 0); |
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| 248 | } |
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| 249 | |||
| 250 | /** \brief Get MVBAR |
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| 251 | |||
| 252 | This function returns the value of the Monitor Vector Base Address Register. |
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| 253 | |||
| 254 | \return Monitor Vector Base Address Register |
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| 255 | */ |
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| 256 | __STATIC_FORCEINLINE uint32_t __get_MVBAR(void) |
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| 257 | { |
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| 258 | uint32_t result; |
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| 259 | __get_CP(15, 0, result, 12, 0, 1); |
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| 260 | return result; |
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| 261 | } |
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| 262 | |||
| 263 | /** \brief Set MVBAR |
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| 264 | |||
| 265 | This function assigns the given value to the Monitor Vector Base Address Register. |
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| 266 | |||
| 267 | \param [in] mvbar Monitor Vector Base Address Register value to set |
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| 268 | */ |
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| 269 | __STATIC_FORCEINLINE void __set_MVBAR(uint32_t mvbar) |
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| 270 | { |
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| 271 | __set_CP(15, 0, mvbar, 12, 0, 1); |
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| 272 | } |
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| 273 | |||
| 274 | #if (defined(__CORTEX_A) && (__CORTEX_A == 7U) && \ |
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| 275 | defined(__TIM_PRESENT) && (__TIM_PRESENT == 1U)) || \ |
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| 276 | defined(DOXYGEN) |
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| 277 | |||
| 278 | /** \brief Set CNTFRQ |
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| 279 | |||
| 280 | This function assigns the given value to PL1 Physical Timer Counter Frequency Register (CNTFRQ). |
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| 281 | |||
| 282 | \param [in] value CNTFRQ Register value to set |
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| 283 | */ |
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| 284 | __STATIC_FORCEINLINE void __set_CNTFRQ(uint32_t value) |
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| 285 | { |
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| 286 | __set_CP(15, 0, value, 14, 0, 0); |
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| 287 | } |
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| 288 | |||
| 289 | /** \brief Get CNTFRQ |
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| 290 | |||
| 291 | This function returns the value of the PL1 Physical Timer Counter Frequency Register (CNTFRQ). |
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| 292 | |||
| 293 | \return CNTFRQ Register value |
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| 294 | */ |
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| 295 | __STATIC_FORCEINLINE uint32_t __get_CNTFRQ(void) |
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| 296 | { |
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| 297 | uint32_t result; |
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| 298 | __get_CP(15, 0, result, 14, 0 , 0); |
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| 299 | return result; |
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| 300 | } |
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| 301 | |||
| 302 | /** \brief Set CNTP_TVAL |
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| 303 | |||
| 304 | This function assigns the given value to PL1 Physical Timer Value Register (CNTP_TVAL). |
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| 305 | |||
| 306 | \param [in] value CNTP_TVAL Register value to set |
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| 307 | */ |
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| 308 | __STATIC_FORCEINLINE void __set_CNTP_TVAL(uint32_t value) |
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| 309 | { |
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| 310 | __set_CP(15, 0, value, 14, 2, 0); |
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| 311 | } |
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| 312 | |||
| 313 | /** \brief Get CNTP_TVAL |
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| 314 | |||
| 315 | This function returns the value of the PL1 Physical Timer Value Register (CNTP_TVAL). |
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| 316 | |||
| 317 | \return CNTP_TVAL Register value |
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| 318 | */ |
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| 319 | __STATIC_FORCEINLINE uint32_t __get_CNTP_TVAL(void) |
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| 320 | { |
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| 321 | uint32_t result; |
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| 322 | __get_CP(15, 0, result, 14, 2, 0); |
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| 323 | return result; |
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| 324 | } |
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| 325 | |||
| 326 | /** \brief Get CNTPCT |
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| 327 | |||
| 328 | This function returns the value of the 64 bits PL1 Physical Count Register (CNTPCT). |
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| 329 | |||
| 330 | \return CNTPCT Register value |
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| 331 | */ |
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| 332 | __STATIC_FORCEINLINE uint64_t __get_CNTPCT(void) |
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| 333 | { |
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| 334 | uint64_t result; |
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| 335 | __get_CP64(15, 0, result, 14); |
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| 336 | return result; |
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| 337 | } |
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| 338 | |||
| 339 | /** \brief Set CNTP_CVAL |
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| 340 | |||
| 341 | This function assigns the given value to 64bits PL1 Physical Timer CompareValue Register (CNTP_CVAL). |
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| 342 | |||
| 343 | \param [in] value CNTP_CVAL Register value to set |
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| 344 | */ |
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| 345 | __STATIC_FORCEINLINE void __set_CNTP_CVAL(uint64_t value) |
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| 346 | { |
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| 347 | __set_CP64(15, 2, value, 14); |
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| 348 | } |
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| 349 | |||
| 350 | /** \brief Get CNTP_CVAL |
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| 351 | |||
| 352 | This function returns the value of the 64 bits PL1 Physical Timer CompareValue Register (CNTP_CVAL). |
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| 353 | |||
| 354 | \return CNTP_CVAL Register value |
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| 355 | */ |
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| 356 | __STATIC_FORCEINLINE uint64_t __get_CNTP_CVAL(void) |
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| 357 | { |
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| 358 | uint64_t result; |
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| 359 | __get_CP64(15, 2, result, 14); |
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| 360 | return result; |
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| 361 | } |
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| 362 | |||
| 363 | /** \brief Set CNTP_CTL |
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| 364 | |||
| 365 | This function assigns the given value to PL1 Physical Timer Control Register (CNTP_CTL). |
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| 366 | |||
| 367 | \param [in] value CNTP_CTL Register value to set |
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| 368 | */ |
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| 369 | __STATIC_FORCEINLINE void __set_CNTP_CTL(uint32_t value) |
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| 370 | { |
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| 371 | __set_CP(15, 0, value, 14, 2, 1); |
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| 372 | } |
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| 373 | |||
| 374 | /** \brief Get CNTP_CTL register |
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| 375 | \return CNTP_CTL Register value |
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| 376 | */ |
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| 377 | __STATIC_FORCEINLINE uint32_t __get_CNTP_CTL(void) |
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| 378 | { |
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| 379 | uint32_t result; |
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| 380 | __get_CP(15, 0, result, 14, 2, 1); |
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| 381 | return result; |
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| 382 | } |
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| 383 | |||
| 384 | #endif |
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| 385 | |||
| 386 | /** \brief Set TLBIALL |
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| 387 | |||
| 388 | TLB Invalidate All |
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| 389 | */ |
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| 390 | __STATIC_FORCEINLINE void __set_TLBIALL(uint32_t value) |
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| 391 | { |
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| 392 | __set_CP(15, 0, value, 8, 7, 0); |
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| 393 | } |
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| 394 | |||
| 395 | /** \brief Set BPIALL. |
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| 396 | |||
| 397 | Branch Predictor Invalidate All |
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| 398 | */ |
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| 399 | __STATIC_FORCEINLINE void __set_BPIALL(uint32_t value) |
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| 400 | { |
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| 401 | __set_CP(15, 0, value, 7, 5, 6); |
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| 402 | } |
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| 403 | |||
| 404 | /** \brief Set ICIALLU |
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| 405 | |||
| 406 | Instruction Cache Invalidate All |
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| 407 | */ |
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| 408 | __STATIC_FORCEINLINE void __set_ICIALLU(uint32_t value) |
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| 409 | { |
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| 410 | __set_CP(15, 0, value, 7, 5, 0); |
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| 411 | } |
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| 412 | |||
| 413 | /** \brief Set DCCMVAC |
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| 414 | |||
| 415 | Data cache clean |
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| 416 | */ |
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| 417 | __STATIC_FORCEINLINE void __set_DCCMVAC(uint32_t value) |
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| 418 | { |
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| 419 | __set_CP(15, 0, value, 7, 10, 1); |
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| 420 | } |
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| 421 | |||
| 422 | /** \brief Set DCIMVAC |
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| 423 | |||
| 424 | Data cache invalidate |
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| 425 | */ |
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| 426 | __STATIC_FORCEINLINE void __set_DCIMVAC(uint32_t value) |
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| 427 | { |
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| 428 | __set_CP(15, 0, value, 7, 6, 1); |
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| 429 | } |
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| 430 | |||
| 431 | /** \brief Set DCCIMVAC |
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| 432 | |||
| 433 | Data cache clean and invalidate |
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| 434 | */ |
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| 435 | __STATIC_FORCEINLINE void __set_DCCIMVAC(uint32_t value) |
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| 436 | { |
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| 437 | __set_CP(15, 0, value, 7, 14, 1); |
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| 438 | } |
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| 439 | |||
| 440 | /** \brief Set CSSELR |
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| 441 | */ |
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| 442 | __STATIC_FORCEINLINE void __set_CSSELR(uint32_t value) |
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| 443 | { |
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| 444 | // __ASM volatile("MCR p15, 2, %0, c0, c0, 0" : : "r"(value) : "memory"); |
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| 445 | __set_CP(15, 2, value, 0, 0, 0); |
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| 446 | } |
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| 447 | |||
| 448 | /** \brief Get CSSELR |
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| 449 | \return CSSELR Register value |
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| 450 | */ |
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| 451 | __STATIC_FORCEINLINE uint32_t __get_CSSELR(void) |
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| 452 | { |
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| 453 | uint32_t result; |
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| 454 | // __ASM volatile("MRC p15, 2, %0, c0, c0, 0" : "=r"(result) : : "memory"); |
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| 455 | __get_CP(15, 2, result, 0, 0, 0); |
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| 456 | return result; |
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| 457 | } |
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| 458 | |||
| 459 | /** \brief Set CCSIDR |
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| 460 | \deprecated CCSIDR itself is read-only. Use __set_CSSELR to select cache level instead. |
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| 461 | */ |
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| 462 | CMSIS_DEPRECATED |
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| 463 | __STATIC_FORCEINLINE void __set_CCSIDR(uint32_t value) |
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| 464 | { |
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| 465 | __set_CSSELR(value); |
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| 466 | } |
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| 467 | |||
| 468 | /** \brief Get CCSIDR |
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| 469 | \return CCSIDR Register value |
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| 470 | */ |
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| 471 | __STATIC_FORCEINLINE uint32_t __get_CCSIDR(void) |
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| 472 | { |
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| 473 | uint32_t result; |
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| 474 | // __ASM volatile("MRC p15, 1, %0, c0, c0, 0" : "=r"(result) : : "memory"); |
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| 475 | __get_CP(15, 1, result, 0, 0, 0); |
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| 476 | return result; |
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| 477 | } |
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| 478 | |||
| 479 | /** \brief Get CLIDR |
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| 480 | \return CLIDR Register value |
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| 481 | */ |
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| 482 | __STATIC_FORCEINLINE uint32_t __get_CLIDR(void) |
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| 483 | { |
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| 484 | uint32_t result; |
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| 485 | // __ASM volatile("MRC p15, 1, %0, c0, c0, 1" : "=r"(result) : : "memory"); |
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| 486 | __get_CP(15, 1, result, 0, 0, 1); |
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| 487 | return result; |
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| 488 | } |
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| 489 | |||
| 490 | /** \brief Set DCISW |
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| 491 | */ |
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| 492 | __STATIC_FORCEINLINE void __set_DCISW(uint32_t value) |
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| 493 | { |
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| 494 | // __ASM volatile("MCR p15, 0, %0, c7, c6, 2" : : "r"(value) : "memory") |
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| 495 | __set_CP(15, 0, value, 7, 6, 2); |
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| 496 | } |
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| 497 | |||
| 498 | /** \brief Set DCCSW |
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| 499 | */ |
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| 500 | __STATIC_FORCEINLINE void __set_DCCSW(uint32_t value) |
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| 501 | { |
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| 502 | // __ASM volatile("MCR p15, 0, %0, c7, c10, 2" : : "r"(value) : "memory") |
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| 503 | __set_CP(15, 0, value, 7, 10, 2); |
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| 504 | } |
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| 505 | |||
| 506 | /** \brief Set DCCISW |
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| 507 | */ |
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| 508 | __STATIC_FORCEINLINE void __set_DCCISW(uint32_t value) |
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| 509 | { |
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| 510 | // __ASM volatile("MCR p15, 0, %0, c7, c14, 2" : : "r"(value) : "memory") |
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| 511 | __set_CP(15, 0, value, 7, 14, 2); |
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| 512 | } |
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| 513 | |||
| 514 | #endif |