Mateusz Kowalik / Application

USB Serial application

Fork of USBSerial_HelloWorld by Samuel Mokrani

mbed-dev/cmsis/core_cmSecureAccess.h@10:41552d038a69, 2017-01-10 (annotated)

Committer:
Zaitsev
Date:
Tue Jan 10 20:42:26 2017 +0000
Revision:
10:41552d038a69
USB Serial bi-directional bridge

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Zaitsev 10:41552d038a69 1 /**************************************************************************//**
Zaitsev 10:41552d038a69 2 * @file core_cmSecureAccess.h
Zaitsev 10:41552d038a69 3 * @brief CMSIS Cortex-M Core Secure Access Header File
Zaitsev 10:41552d038a69 4 * @version XXX
Zaitsev 10:41552d038a69 5 * @date 10. June 2016
Zaitsev 10:41552d038a69 6 *
Zaitsev 10:41552d038a69 7 * @note
Zaitsev 10:41552d038a69 8 *
Zaitsev 10:41552d038a69 9 ******************************************************************************/
Zaitsev 10:41552d038a69 10 /* Copyright (c) 2016 ARM LIMITED
Zaitsev 10:41552d038a69 11
Zaitsev 10:41552d038a69 12 All rights reserved.
Zaitsev 10:41552d038a69 13 Redistribution and use in source and binary forms, with or without
Zaitsev 10:41552d038a69 14 modification, are permitted provided that the following conditions are met:
Zaitsev 10:41552d038a69 15 - Redistributions of source code must retain the above copyright
Zaitsev 10:41552d038a69 16 notice, this list of conditions and the following disclaimer.
Zaitsev 10:41552d038a69 17 - Redistributions in binary form must reproduce the above copyright
Zaitsev 10:41552d038a69 18 notice, this list of conditions and the following disclaimer in the
Zaitsev 10:41552d038a69 19 documentation and/or other materials provided with the distribution.
Zaitsev 10:41552d038a69 20 - Neither the name of ARM nor the names of its contributors may be used
Zaitsev 10:41552d038a69 21 to endorse or promote products derived from this software without
Zaitsev 10:41552d038a69 22 specific prior written permission.
Zaitsev 10:41552d038a69 23 *
Zaitsev 10:41552d038a69 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Zaitsev 10:41552d038a69 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Zaitsev 10:41552d038a69 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
Zaitsev 10:41552d038a69 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
Zaitsev 10:41552d038a69 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
Zaitsev 10:41552d038a69 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
Zaitsev 10:41552d038a69 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
Zaitsev 10:41552d038a69 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
Zaitsev 10:41552d038a69 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
Zaitsev 10:41552d038a69 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
Zaitsev 10:41552d038a69 34 POSSIBILITY OF SUCH DAMAGE.
Zaitsev 10:41552d038a69 35 ---------------------------------------------------------------------------*/
Zaitsev 10:41552d038a69 36
Zaitsev 10:41552d038a69 37
Zaitsev 10:41552d038a69 38 #ifndef __CORE_CM_SECURE_ACCESS_H
Zaitsev 10:41552d038a69 39 #define __CORE_CM_SECURE_ACCESS_H
Zaitsev 10:41552d038a69 40
Zaitsev 10:41552d038a69 41
Zaitsev 10:41552d038a69 42 /* ########################### Core Secure Access ########################### */
Zaitsev 10:41552d038a69 43
Zaitsev 10:41552d038a69 44 #ifdef FEATURE_UVISOR
Zaitsev 10:41552d038a69 45 #include "uvisor-lib.h"
Zaitsev 10:41552d038a69 46
Zaitsev 10:41552d038a69 47 /* Secure uVisor implementation. */
Zaitsev 10:41552d038a69 48
Zaitsev 10:41552d038a69 49 /** Set the value at the target address.
Zaitsev 10:41552d038a69 50 *
Zaitsev 10:41552d038a69 51 * Equivalent to: `*address = value`.
Zaitsev 10:41552d038a69 52 * @param address[in] Target address
Zaitsev 10:41552d038a69 53 * @param value[in] Value to write at the address location.
Zaitsev 10:41552d038a69 54 */
Zaitsev 10:41552d038a69 55 #define SECURE_WRITE(address, value) \
Zaitsev 10:41552d038a69 56 uvisor_write(main, UVISOR_RGW_SHARED, address, value, UVISOR_RGW_OP_WRITE, 0xFFFFFFFFUL)
Zaitsev 10:41552d038a69 57
Zaitsev 10:41552d038a69 58 /** Get the value at the target address.
Zaitsev 10:41552d038a69 59 *
Zaitsev 10:41552d038a69 60 * @param address[in] Target address
Zaitsev 10:41552d038a69 61 * @returns The value `*address`.
Zaitsev 10:41552d038a69 62 */
Zaitsev 10:41552d038a69 63 #define SECURE_READ(address) \
Zaitsev 10:41552d038a69 64 uvisor_read(main, UVISOR_RGW_SHARED, address, UVISOR_RGW_OP_READ, 0xFFFFFFFFUL)
Zaitsev 10:41552d038a69 65
Zaitsev 10:41552d038a69 66 /** Get the selected bits at the target address.
Zaitsev 10:41552d038a69 67 *
Zaitsev 10:41552d038a69 68 * @param address[in] Target address
Zaitsev 10:41552d038a69 69 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 70 * @returns The value `*address & mask`.
Zaitsev 10:41552d038a69 71 */
Zaitsev 10:41552d038a69 72 #define SECURE_BITS_GET(address, mask) \
Zaitsev 10:41552d038a69 73 UVISOR_BITS_GET(main, UVISOR_RGW_SHARED, address, mask)
Zaitsev 10:41552d038a69 74
Zaitsev 10:41552d038a69 75 /** Check the selected bits at the target address.
Zaitsev 10:41552d038a69 76 *
Zaitsev 10:41552d038a69 77 * @param address[in] Address at which to check the bits
Zaitsev 10:41552d038a69 78 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 79 * @returns The value `((*address & mask) == mask)`.
Zaitsev 10:41552d038a69 80 */
Zaitsev 10:41552d038a69 81 #define SECURE_BITS_CHECK(address, mask) \
Zaitsev 10:41552d038a69 82 UVISOR_BITS_CHECK(main, UVISOR_RGW_SHARED, address, mask)
Zaitsev 10:41552d038a69 83
Zaitsev 10:41552d038a69 84 /** Set the selected bits to 1 at the target address.
Zaitsev 10:41552d038a69 85 *
Zaitsev 10:41552d038a69 86 * Equivalent to: `*address |= mask`.
Zaitsev 10:41552d038a69 87 * @param address[in] Target address
Zaitsev 10:41552d038a69 88 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 89 */
Zaitsev 10:41552d038a69 90 #define SECURE_BITS_SET(address, mask) \
Zaitsev 10:41552d038a69 91 UVISOR_BITS_SET(main, UVISOR_RGW_SHARED, address, mask)
Zaitsev 10:41552d038a69 92
Zaitsev 10:41552d038a69 93 /** Clear the selected bits at the target address.
Zaitsev 10:41552d038a69 94 *
Zaitsev 10:41552d038a69 95 * Equivalent to: `*address &= ~mask`.
Zaitsev 10:41552d038a69 96 * @param address[in] Target address
Zaitsev 10:41552d038a69 97 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 98 */
Zaitsev 10:41552d038a69 99 #define SECURE_BITS_CLEAR(address, mask) \
Zaitsev 10:41552d038a69 100 UVISOR_BITS_CLEAR(main, UVISOR_RGW_SHARED, address, mask)
Zaitsev 10:41552d038a69 101
Zaitsev 10:41552d038a69 102 /** Set the selected bits at the target address to the given value.
Zaitsev 10:41552d038a69 103 *
Zaitsev 10:41552d038a69 104 * Equivalent to: `*address = (*address & ~mask) | (value & mask)`.
Zaitsev 10:41552d038a69 105 * @param address[in] Target address
Zaitsev 10:41552d038a69 106 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 107 * @param value[in] Value to write at the address location. Note: The value
Zaitsev 10:41552d038a69 108 * must be already shifted to the correct bit position
Zaitsev 10:41552d038a69 109 */
Zaitsev 10:41552d038a69 110 #define SECURE_BITS_SET_VALUE(address, mask, value) \
Zaitsev 10:41552d038a69 111 UVISOR_BITS_SET_VALUE(main, UVISOR_RGW_SHARED, address, mask, value)
Zaitsev 10:41552d038a69 112
Zaitsev 10:41552d038a69 113 /** Toggle the selected bits at the target address.
Zaitsev 10:41552d038a69 114 *
Zaitsev 10:41552d038a69 115 * Equivalent to: `*address ^= mask`.
Zaitsev 10:41552d038a69 116 * @param address[in] Target address
Zaitsev 10:41552d038a69 117 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 118 */
Zaitsev 10:41552d038a69 119 #define SECURE_BITS_TOGGLE(address, mask) \
Zaitsev 10:41552d038a69 120 UVISOR_BITS_TOGGLE(main, UVISOR_RGW_SHARED, address, mask)
Zaitsev 10:41552d038a69 121
Zaitsev 10:41552d038a69 122 #else
Zaitsev 10:41552d038a69 123
Zaitsev 10:41552d038a69 124 /* Insecure fallback implementation. */
Zaitsev 10:41552d038a69 125
Zaitsev 10:41552d038a69 126 /** Set the value at the target address.
Zaitsev 10:41552d038a69 127 *
Zaitsev 10:41552d038a69 128 * Equivalent to: `*address = value`.
Zaitsev 10:41552d038a69 129 * @param address[in] Target address
Zaitsev 10:41552d038a69 130 * @param value[in] Value to write at the address location.
Zaitsev 10:41552d038a69 131 */
Zaitsev 10:41552d038a69 132 #define SECURE_WRITE(address, value) \
Zaitsev 10:41552d038a69 133 *(address) = (value)
Zaitsev 10:41552d038a69 134
Zaitsev 10:41552d038a69 135 /** Get the value at the target address.
Zaitsev 10:41552d038a69 136 *
Zaitsev 10:41552d038a69 137 * @param address[in] Target address
Zaitsev 10:41552d038a69 138 * @returns The value `*address`.
Zaitsev 10:41552d038a69 139 */
Zaitsev 10:41552d038a69 140 #define SECURE_READ(address) \
Zaitsev 10:41552d038a69 141 (*(address))
Zaitsev 10:41552d038a69 142
Zaitsev 10:41552d038a69 143 /** Get the selected bits at the target address.
Zaitsev 10:41552d038a69 144 *
Zaitsev 10:41552d038a69 145 * @param address[in] Target address
Zaitsev 10:41552d038a69 146 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 147 * @returns The value `*address & mask`.
Zaitsev 10:41552d038a69 148 */
Zaitsev 10:41552d038a69 149 #define SECURE_BITS_GET(address, mask) \
Zaitsev 10:41552d038a69 150 (*(address) & (mask))
Zaitsev 10:41552d038a69 151
Zaitsev 10:41552d038a69 152 /** Check the selected bits at the target address.
Zaitsev 10:41552d038a69 153 *
Zaitsev 10:41552d038a69 154 * @param address[in] Address at which to check the bits
Zaitsev 10:41552d038a69 155 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 156 * @returns The value `((*address & mask) == mask)`.
Zaitsev 10:41552d038a69 157 */
Zaitsev 10:41552d038a69 158 #define SECURE_BITS_CHECK(address, mask) \
Zaitsev 10:41552d038a69 159 ((*(address) & (mask)) == (mask))
Zaitsev 10:41552d038a69 160
Zaitsev 10:41552d038a69 161 /** Set the selected bits to 1 at the target address.
Zaitsev 10:41552d038a69 162 *
Zaitsev 10:41552d038a69 163 * Equivalent to: `*address |= mask`.
Zaitsev 10:41552d038a69 164 * @param address[in] Target address
Zaitsev 10:41552d038a69 165 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 166 */
Zaitsev 10:41552d038a69 167 #define SECURE_BITS_SET(address, mask) \
Zaitsev 10:41552d038a69 168 *(address) |= (mask)
Zaitsev 10:41552d038a69 169
Zaitsev 10:41552d038a69 170 /** Clear the selected bits at the target address.
Zaitsev 10:41552d038a69 171 *
Zaitsev 10:41552d038a69 172 * Equivalent to: `*address &= ~mask`.
Zaitsev 10:41552d038a69 173 * @param address[in] Target address
Zaitsev 10:41552d038a69 174 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 175 */
Zaitsev 10:41552d038a69 176 #define SECURE_BITS_CLEAR(address, mask) \
Zaitsev 10:41552d038a69 177 *(address) &= ~(mask)
Zaitsev 10:41552d038a69 178
Zaitsev 10:41552d038a69 179 /** Set the selected bits at the target address to the given value.
Zaitsev 10:41552d038a69 180 *
Zaitsev 10:41552d038a69 181 * Equivalent to: `*address = (*address & ~mask) | (value & mask)`.
Zaitsev 10:41552d038a69 182 * @param address[in] Target address
Zaitsev 10:41552d038a69 183 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 184 * @param value[in] Value to write at the address location. Note: The value
Zaitsev 10:41552d038a69 185 * must be already shifted to the correct bit position
Zaitsev 10:41552d038a69 186 */
Zaitsev 10:41552d038a69 187 #define SECURE_BITS_SET_VALUE(address, mask, value) \
Zaitsev 10:41552d038a69 188 *(address) = (*(address) & ~(mask)) | ((value) & (mask))
Zaitsev 10:41552d038a69 189
Zaitsev 10:41552d038a69 190 /** Toggle the selected bits at the target address.
Zaitsev 10:41552d038a69 191 *
Zaitsev 10:41552d038a69 192 * Equivalent to: `*address ^= mask`.
Zaitsev 10:41552d038a69 193 * @param address[in] Target address
Zaitsev 10:41552d038a69 194 * @param mask[in] Bits to select out of the target address
Zaitsev 10:41552d038a69 195 */
Zaitsev 10:41552d038a69 196 #define SECURE_BITS_TOGGLE(address, mask) \
Zaitsev 10:41552d038a69 197 *(address) ^= (mask)
Zaitsev 10:41552d038a69 198
Zaitsev 10:41552d038a69 199 #endif
Zaitsev 10:41552d038a69 200
Zaitsev 10:41552d038a69 201 #endif /* __CORE_CM_SECURE_ACCESS_H */