Vybhav Kadaba / Mbed OS EV-PRO-MW1001_Development_v11570

Mbed FW update

src/mbed/admw_gpio.cpp@61:0f16a2e3b58b, 2020-03-31 (annotated)

Committer:
Vkadaba
Date:
Tue Mar 31 04:50:37 2020 +0000
Revision:
61:0f16a2e3b58b
Parent:
32:52445bef314d 
removed crc support for LUT

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ADIJake 0:85855ecd3257 1 /******************************************************************************
Vkadaba 32:52445bef314d 2 Copyright 2019 (c) Analog Devices, Inc.
ADIJake 0:85855ecd3257 3
ADIJake 0:85855ecd3257 4 All rights reserved.
ADIJake 0:85855ecd3257 5
ADIJake 0:85855ecd3257 6 Redistribution and use in source and binary forms, with or without
ADIJake 0:85855ecd3257 7 modification, are permitted provided that the following conditions are met:
ADIJake 0:85855ecd3257 8 - Redistributions of source code must retain the above copyright
ADIJake 0:85855ecd3257 9 notice, this list of conditions and the following disclaimer.
ADIJake 0:85855ecd3257 10 - Redistributions in binary form must reproduce the above copyright
ADIJake 0:85855ecd3257 11 notice, this list of conditions and the following disclaimer in
ADIJake 0:85855ecd3257 12 the documentation and/or other materials provided with the
ADIJake 0:85855ecd3257 13 distribution.
ADIJake 0:85855ecd3257 14 - Neither the name of Analog Devices, Inc. nor the names of its
ADIJake 0:85855ecd3257 15 contributors may be used to endorse or promote products derived
ADIJake 0:85855ecd3257 16 from this software without specific prior written permission.
ADIJake 0:85855ecd3257 17 - The use of this software may or may not infringe the patent rights
ADIJake 0:85855ecd3257 18 of one or more patent holders. This license does not release you
ADIJake 0:85855ecd3257 19 from the requirement that you obtain separate licenses from these
ADIJake 0:85855ecd3257 20 patent holders to use this software.
ADIJake 0:85855ecd3257 21 - Use of the software either in source or binary form, must be run
ADIJake 0:85855ecd3257 22 on or directly connected to an Analog Devices Inc. component.
ADIJake 0:85855ecd3257 23
ADIJake 0:85855ecd3257 24 THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
ADIJake 0:85855ecd3257 25 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
ADIJake 0:85855ecd3257 26 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
ADIJake 0:85855ecd3257 27 IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
ADIJake 0:85855ecd3257 28 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
ADIJake 0:85855ecd3257 29 LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
ADIJake 0:85855ecd3257 30 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
ADIJake 0:85855ecd3257 31 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
ADIJake 0:85855ecd3257 32 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
ADIJake 0:85855ecd3257 33 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
ADIJake 0:85855ecd3257 34 *
ADIJake 0:85855ecd3257 35 *****************************************************************************/
ADIJake 0:85855ecd3257 36
ADIJake 0:85855ecd3257 37 /*!
ADIJake 0:85855ecd3257 38 ******************************************************************************
ADIJake 0:85855ecd3257 39 * @file:
Vkadaba 5:0728bde67bdb 40 * @brief: ADMW OS-dependent wrapper layer for GPIO interface
ADIJake 0:85855ecd3257 41 *-----------------------------------------------------------------------------
ADIJake 0:85855ecd3257 42 */
ADIJake 0:85855ecd3257 43
ADIJake 0:85855ecd3257 44 #include <mbed.h>
ADIJake 0:85855ecd3257 45
Vkadaba 5:0728bde67bdb 46 #include "inc/admw_gpio.h"
Vkadaba 5:0728bde67bdb 47 #include "inc/admw_log.h"
ADIJake 0:85855ecd3257 48
ADIJake 0:85855ecd3257 49 class GpioContext
ADIJake 0:85855ecd3257 50 {
ADIJake 0:85855ecd3257 51 public:
ADIJake 0:85855ecd3257 52 GpioContext(
ADIJake 0:85855ecd3257 53 PinName resetPin,
Vkadaba 32:52445bef314d 54 PinName csPin,
Vkadaba 5:0728bde67bdb 55 PinName alertErrorPin,
ADIJake 0:85855ecd3257 56 PinName datareadyPin)
ADIJake 0:85855ecd3257 57 : _reset(resetPin),
Vkadaba 32:52445bef314d 58 _cs(csPin),
Vkadaba 5:0728bde67bdb 59 _alertError(alertErrorPin),
ADIJake 0:85855ecd3257 60 _dataready(datareadyPin),
Vkadaba 5:0728bde67bdb 61 _alertErrorIrq(alertErrorPin),
ADIJake 0:85855ecd3257 62 _datareadyIrq(datareadyPin) {}
ADIJake 0:85855ecd3257 63
Vkadaba 5:0728bde67bdb 64 ADMW_RESULT get(
Vkadaba 5:0728bde67bdb 65 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 66 bool *pState);
ADIJake 0:85855ecd3257 67
Vkadaba 5:0728bde67bdb 68 ADMW_RESULT set(
Vkadaba 5:0728bde67bdb 69 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 70 bool state);
ADIJake 0:85855ecd3257 71
Vkadaba 5:0728bde67bdb 72 ADMW_RESULT enableIrq(
Vkadaba 5:0728bde67bdb 73 ADMW_GPIO_PIN ePinId,
Vkadaba 5:0728bde67bdb 74 ADMW_GPIO_CALLBACK callbackFn,
ADIJake 0:85855ecd3257 75 void *pArg);
ADIJake 0:85855ecd3257 76
Vkadaba 5:0728bde67bdb 77 ADMW_RESULT disableIrq(
Vkadaba 5:0728bde67bdb 78 ADMW_GPIO_PIN ePinId);
ADIJake 0:85855ecd3257 79
ADIJake 0:85855ecd3257 80 private:
ADIJake 0:85855ecd3257 81 DigitalOut _reset;
Vkadaba 32:52445bef314d 82 DigitalOut _cs;
Vkadaba 32:52445bef314d 83
Vkadaba 5:0728bde67bdb 84 DigitalIn _alertError;
ADIJake 0:85855ecd3257 85 DigitalIn _dataready;
ADIJake 0:85855ecd3257 86
Vkadaba 5:0728bde67bdb 87 InterruptIn _alertErrorIrq;
ADIJake 0:85855ecd3257 88 InterruptIn _datareadyIrq;
ADIJake 0:85855ecd3257 89
Vkadaba 5:0728bde67bdb 90 ADMW_GPIO_CALLBACK _alertErrorIrqCallback;
Vkadaba 5:0728bde67bdb 91 ADMW_GPIO_CALLBACK _datareadyIrqCallback;
ADIJake 0:85855ecd3257 92
Vkadaba 5:0728bde67bdb 93 void *_alertErrorIrqArg;
ADIJake 0:85855ecd3257 94 void *_datareadyIrqArg;
ADIJake 0:85855ecd3257 95
Vkadaba 5:0728bde67bdb 96 void _alertErrorIrqHandler()
ADIJake 0:85855ecd3257 97 {
Vkadaba 5:0728bde67bdb 98 _alertErrorIrqCallback(ADMW_GPIO_PIN_ALERT_ERROR, _alertErrorIrqArg);
ADIJake 0:85855ecd3257 99 }
ADIJake 0:85855ecd3257 100 void _datareadyIrqHandler()
ADIJake 0:85855ecd3257 101 {
Vkadaba 5:0728bde67bdb 102 _datareadyIrqCallback(ADMW_GPIO_PIN_DATAREADY, _datareadyIrqArg);
ADIJake 0:85855ecd3257 103 }
ADIJake 0:85855ecd3257 104 };
ADIJake 0:85855ecd3257 105
Vkadaba 5:0728bde67bdb 106 ADMW_RESULT GpioContext::get(
Vkadaba 5:0728bde67bdb 107 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 108 bool *pState)
ADIJake 0:85855ecd3257 109 {
Vkadaba 32:52445bef314d 110 switch(ePinId)
Vkadaba 32:52445bef314d 111 {
Vkadaba 32:52445bef314d 112 case ADMW_GPIO_PIN_ALERT_ERROR:
Vkadaba 32:52445bef314d 113 *pState = _alertError;
Vkadaba 32:52445bef314d 114 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 115 case ADMW_GPIO_PIN_DATAREADY:
Vkadaba 32:52445bef314d 116 *pState = _dataready;
Vkadaba 32:52445bef314d 117 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 118 case ADMW_GPIO_PIN_RESET:
Vkadaba 32:52445bef314d 119 *pState = _reset;
Vkadaba 32:52445bef314d 120 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 121 case ADMW_GPIO_PIN_CS:
Vkadaba 32:52445bef314d 122 *pState = _cs;
Vkadaba 32:52445bef314d 123 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 124 default:
Vkadaba 32:52445bef314d 125 return ADMW_INVALID_DEVICE_NUM;
ADIJake 0:85855ecd3257 126 }
ADIJake 0:85855ecd3257 127 }
ADIJake 0:85855ecd3257 128
Vkadaba 5:0728bde67bdb 129 ADMW_RESULT GpioContext::set(
Vkadaba 5:0728bde67bdb 130 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 131 bool state)
ADIJake 0:85855ecd3257 132 {
Vkadaba 32:52445bef314d 133 switch(ePinId)
Vkadaba 32:52445bef314d 134 {
Vkadaba 32:52445bef314d 135 case ADMW_GPIO_PIN_RESET:
Vkadaba 32:52445bef314d 136 _reset = state;
Vkadaba 32:52445bef314d 137 break;
Vkadaba 32:52445bef314d 138 case ADMW_GPIO_PIN_CS:
Vkadaba 32:52445bef314d 139 _cs = state;
Vkadaba 32:52445bef314d 140 break;
Vkadaba 32:52445bef314d 141 default:
Vkadaba 32:52445bef314d 142 return ADMW_INVALID_DEVICE_NUM;
ADIJake 0:85855ecd3257 143 }
ADIJake 0:85855ecd3257 144
Vkadaba 5:0728bde67bdb 145 return ADMW_SUCCESS;
ADIJake 0:85855ecd3257 146 }
ADIJake 0:85855ecd3257 147
Vkadaba 5:0728bde67bdb 148 ADMW_RESULT GpioContext::enableIrq(
Vkadaba 5:0728bde67bdb 149 ADMW_GPIO_PIN ePinId,
Vkadaba 5:0728bde67bdb 150 ADMW_GPIO_CALLBACK callbackFn,
ADIJake 0:85855ecd3257 151 void *pArg)
ADIJake 0:85855ecd3257 152 {
Vkadaba 32:52445bef314d 153 switch(ePinId)
Vkadaba 32:52445bef314d 154 {
Vkadaba 32:52445bef314d 155 case ADMW_GPIO_PIN_ALERT_ERROR:
Vkadaba 32:52445bef314d 156 _alertErrorIrqCallback = callbackFn;
Vkadaba 32:52445bef314d 157 _alertErrorIrqArg = pArg;
Vkadaba 32:52445bef314d 158 _alertErrorIrq.rise(callback(this, &GpioContext::_alertErrorIrqHandler));
Vkadaba 32:52445bef314d 159 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 160 case ADMW_GPIO_PIN_DATAREADY:
Vkadaba 32:52445bef314d 161 _datareadyIrqCallback = callbackFn;
Vkadaba 32:52445bef314d 162 _datareadyIrqArg = pArg;
Vkadaba 32:52445bef314d 163 _datareadyIrq.rise(callback(this, &GpioContext::_datareadyIrqHandler));
Vkadaba 32:52445bef314d 164 return ADMW_SUCCESS;
Vkadaba 32:52445bef314d 165 default:
Vkadaba 32:52445bef314d 166 return ADMW_INVALID_DEVICE_NUM;
ADIJake 0:85855ecd3257 167 }
ADIJake 0:85855ecd3257 168 }
ADIJake 0:85855ecd3257 169
Vkadaba 5:0728bde67bdb 170 ADMW_RESULT GpioContext::disableIrq(
Vkadaba 5:0728bde67bdb 171 ADMW_GPIO_PIN ePinId)
ADIJake 0:85855ecd3257 172 {
Vkadaba 23:bb685f35b08b 173 switch(ePinId) {
Vkadaba 23:bb685f35b08b 174 case ADMW_GPIO_PIN_ALERT_ERROR:
Vkadaba 23:bb685f35b08b 175 _alertErrorIrq.rise(NULL);
Vkadaba 23:bb685f35b08b 176 return ADMW_SUCCESS;
Vkadaba 23:bb685f35b08b 177 case ADMW_GPIO_PIN_DATAREADY:
Vkadaba 23:bb685f35b08b 178 _datareadyIrq.rise(NULL);
Vkadaba 23:bb685f35b08b 179 return ADMW_SUCCESS;
Vkadaba 23:bb685f35b08b 180 default:
Vkadaba 23:bb685f35b08b 181 return ADMW_INVALID_DEVICE_NUM;
ADIJake 0:85855ecd3257 182 }
ADIJake 0:85855ecd3257 183 }
ADIJake 0:85855ecd3257 184
ADIJake 0:85855ecd3257 185 #ifdef __cplusplus
ADIJake 0:85855ecd3257 186 extern "C" {
ADIJake 0:85855ecd3257 187 #endif
ADIJake 0:85855ecd3257 188
ADIJake 0:85855ecd3257 189 /*
ADIJake 0:85855ecd3257 190 * Open the GPIO interface and allocate resources
ADIJake 0:85855ecd3257 191 */
Vkadaba 5:0728bde67bdb 192 ADMW_RESULT admw_GpioOpen(
Vkadaba 5:0728bde67bdb 193 ADMW_PLATFORM_GPIO_CONFIG *pConfig,
Vkadaba 5:0728bde67bdb 194 ADMW_GPIO_HANDLE *phDevice)
ADIJake 0:85855ecd3257 195 {
ADIJake 0:85855ecd3257 196 GpioContext *pCtx = new GpioContext((PinName)pConfig->resetPin,
Vkadaba 32:52445bef314d 197 (PinName)pConfig->csPin,
Vkadaba 5:0728bde67bdb 198 (PinName)pConfig->alertErrorPin,
ADIJake 0:85855ecd3257 199 (PinName)pConfig->datareadyPin);
Vkadaba 23:bb685f35b08b 200 if (!pCtx) {
Vkadaba 5:0728bde67bdb 201 ADMW_LOG_ERROR("Failed to allocate memory for GPIO context");
Vkadaba 5:0728bde67bdb 202 return ADMW_NO_MEM;
ADIJake 0:85855ecd3257 203 }
ADIJake 0:85855ecd3257 204
Vkadaba 5:0728bde67bdb 205 *phDevice = reinterpret_cast<ADMW_GPIO_HANDLE>(pCtx);
Vkadaba 5:0728bde67bdb 206 return ADMW_SUCCESS;
ADIJake 0:85855ecd3257 207 }
ADIJake 0:85855ecd3257 208
ADIJake 0:85855ecd3257 209 /*
ADIJake 0:85855ecd3257 210 * Get the state of the specified GPIO pin
ADIJake 0:85855ecd3257 211 */
Vkadaba 5:0728bde67bdb 212 ADMW_RESULT admw_GpioGet(
Vkadaba 5:0728bde67bdb 213 ADMW_GPIO_HANDLE hDevice,
Vkadaba 5:0728bde67bdb 214 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 215 bool *pbState)
ADIJake 0:85855ecd3257 216 {
ADIJake 0:85855ecd3257 217 GpioContext *pCtx = reinterpret_cast<GpioContext *>(hDevice);
ADIJake 0:85855ecd3257 218
ADIJake 0:85855ecd3257 219 return pCtx->get(ePinId, pbState);
ADIJake 0:85855ecd3257 220 }
ADIJake 0:85855ecd3257 221
ADIJake 0:85855ecd3257 222 /*
ADIJake 0:85855ecd3257 223 * Set the state of the specified GPIO pin
ADIJake 0:85855ecd3257 224 */
Vkadaba 5:0728bde67bdb 225 ADMW_RESULT admw_GpioSet(
Vkadaba 5:0728bde67bdb 226 ADMW_GPIO_HANDLE hDevice,
Vkadaba 5:0728bde67bdb 227 ADMW_GPIO_PIN ePinId,
ADIJake 0:85855ecd3257 228 bool bState)
ADIJake 0:85855ecd3257 229 {
ADIJake 0:85855ecd3257 230 GpioContext *pCtx = reinterpret_cast<GpioContext *>(hDevice);
ADIJake 0:85855ecd3257 231
ADIJake 0:85855ecd3257 232 return pCtx->set(ePinId, bState);
ADIJake 0:85855ecd3257 233 }
ADIJake 0:85855ecd3257 234
ADIJake 0:85855ecd3257 235 /*
ADIJake 0:85855ecd3257 236 * Enable interrupt notifications on the specified GPIO pin
ADIJake 0:85855ecd3257 237 */
Vkadaba 5:0728bde67bdb 238 ADMW_RESULT admw_GpioIrqEnable(
Vkadaba 5:0728bde67bdb 239 ADMW_GPIO_HANDLE hDevice,
Vkadaba 5:0728bde67bdb 240 ADMW_GPIO_PIN ePinId,
Vkadaba 5:0728bde67bdb 241 ADMW_GPIO_CALLBACK callback,
ADIJake 0:85855ecd3257 242 void *arg)
ADIJake 0:85855ecd3257 243 {
ADIJake 0:85855ecd3257 244 GpioContext *pCtx = reinterpret_cast<GpioContext *>(hDevice);
ADIJake 0:85855ecd3257 245
ADIJake 0:85855ecd3257 246 return pCtx->enableIrq(ePinId, callback, arg);
ADIJake 0:85855ecd3257 247 }
ADIJake 0:85855ecd3257 248
ADIJake 0:85855ecd3257 249 /*
ADIJake 0:85855ecd3257 250 * Disable interrupt notifications on the specified GPIO pin
ADIJake 0:85855ecd3257 251 */
Vkadaba 5:0728bde67bdb 252 ADMW_RESULT admw_GpioIrqDisable(
Vkadaba 5:0728bde67bdb 253 ADMW_GPIO_HANDLE hDevice,
Vkadaba 5:0728bde67bdb 254 ADMW_GPIO_PIN ePinId)
ADIJake 0:85855ecd3257 255 {
ADIJake 0:85855ecd3257 256 GpioContext *pCtx = reinterpret_cast<GpioContext *>(hDevice);
ADIJake 0:85855ecd3257 257
ADIJake 0:85855ecd3257 258 return pCtx->disableIrq(ePinId);
ADIJake 0:85855ecd3257 259 }
ADIJake 0:85855ecd3257 260
ADIJake 0:85855ecd3257 261 /*
ADIJake 0:85855ecd3257 262 * Close the GPIO interface and free resources
ADIJake 0:85855ecd3257 263 */
Vkadaba 5:0728bde67bdb 264 void admw_GpioClose(
Vkadaba 5:0728bde67bdb 265 ADMW_GPIO_HANDLE hDevice)
ADIJake 0:85855ecd3257 266 {
ADIJake 0:85855ecd3257 267 GpioContext *pCtx = reinterpret_cast<GpioContext *>(hDevice);
ADIJake 0:85855ecd3257 268
ADIJake 0:85855ecd3257 269 delete pCtx;
ADIJake 0:85855ecd3257 270 }
ADIJake 0:85855ecd3257 271
ADIJake 0:85855ecd3257 272 #ifdef __cplusplus
ADIJake 0:85855ecd3257 273 }
ADIJake 0:85855ecd3257 274 #endif