Hal Drivers for L4
Dependents: BSP OneHopeOnePrayer FINAL_AUDIO_RECORD AudioDemo
Fork of STM32L4xx_HAL_Driver by
Src/stm32l4xx_hal_swpmi.c@2:7aef7655b0a8, 2015-11-25 (annotated)
- Committer:
- EricLew
- Date:
- Wed Nov 25 17:30:43 2015 +0000
- Revision:
- 2:7aef7655b0a8
- Parent:
- 0:80ee8f3b695e
commit;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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EricLew | 0:80ee8f3b695e | 1 | /** |
EricLew | 0:80ee8f3b695e | 2 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 3 | * @file stm32l4xx_hal_swpmi.c |
EricLew | 0:80ee8f3b695e | 4 | * @author MCD Application Team |
EricLew | 0:80ee8f3b695e | 5 | * @version V1.1.0 |
EricLew | 0:80ee8f3b695e | 6 | * @date 16-September-2015 |
EricLew | 0:80ee8f3b695e | 7 | * @brief SWPMI HAL module driver. |
EricLew | 0:80ee8f3b695e | 8 | * This file provides firmware functions to manage the following |
EricLew | 0:80ee8f3b695e | 9 | * functionalities of the Single Wire Protocol Master Interface (SWPMI). |
EricLew | 0:80ee8f3b695e | 10 | * + Initialization and Configuration |
EricLew | 0:80ee8f3b695e | 11 | * + Data transfers functions |
EricLew | 0:80ee8f3b695e | 12 | * + DMA transfers management |
EricLew | 0:80ee8f3b695e | 13 | * + Interrupts and flags management |
EricLew | 0:80ee8f3b695e | 14 | @verbatim |
EricLew | 0:80ee8f3b695e | 15 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 16 | ##### How to use this driver ##### |
EricLew | 0:80ee8f3b695e | 17 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 18 | [..] |
EricLew | 0:80ee8f3b695e | 19 | The SWPMI HAL driver can be used as follows: |
EricLew | 0:80ee8f3b695e | 20 | |
EricLew | 0:80ee8f3b695e | 21 | (#) Declare a SWPMI_HandleTypeDef handle structure (eg. SWPMI_HandleTypeDef hswpmi). |
EricLew | 0:80ee8f3b695e | 22 | |
EricLew | 0:80ee8f3b695e | 23 | (#) Initialize the SWPMI low level resources by implementing the HAL_SWPMI_MspInit() API: |
EricLew | 0:80ee8f3b695e | 24 | (##) Enable the SWPMIx interface clock with __HAL_RCC_SWPMIx_CLK_ENABLE(). |
EricLew | 0:80ee8f3b695e | 25 | (##) SWPMI IO configuration: |
EricLew | 0:80ee8f3b695e | 26 | (+++) Enable the clock for the SWPMI GPIO. |
EricLew | 0:80ee8f3b695e | 27 | (+++) Configure these SWPMI pins as alternate function pull-up. |
EricLew | 0:80ee8f3b695e | 28 | (##) NVIC configuration if you need to use interrupt process (HAL_SWPMI_Transmit_IT() |
EricLew | 0:80ee8f3b695e | 29 | and HAL_SWPMI_Receive_IT() APIs): |
EricLew | 0:80ee8f3b695e | 30 | (+++) Configure the SWPMIx interrupt priority with HAL_NVIC_SetPriority(). |
EricLew | 0:80ee8f3b695e | 31 | (+++) Enable the NVIC SWPMI IRQ handle with HAL_NVIC_EnableIRQ(). |
EricLew | 0:80ee8f3b695e | 32 | |
EricLew | 0:80ee8f3b695e | 33 | (##) DMA Configuration if you need to use DMA process (HAL_SWPMI_Transmit_DMA() |
EricLew | 0:80ee8f3b695e | 34 | and HAL_SWPMI_Receive_DMA() APIs): |
EricLew | 0:80ee8f3b695e | 35 | (+++) Declare a DMA handle structure for the Tx/Rx channels. |
EricLew | 0:80ee8f3b695e | 36 | (+++) Enable the DMAx interface clock. |
EricLew | 0:80ee8f3b695e | 37 | (+++) Configure the declared DMA handle structure with the required |
EricLew | 0:80ee8f3b695e | 38 | Tx/Rx parameters. |
EricLew | 0:80ee8f3b695e | 39 | (+++) Configure the DMA Tx/Rx channels and requests. |
EricLew | 0:80ee8f3b695e | 40 | (+++) Associate the initialized DMA handle to the SWPMI DMA Tx/Rx handle. |
EricLew | 0:80ee8f3b695e | 41 | (+++) Configure the priority and enable the NVIC for the transfer complete |
EricLew | 0:80ee8f3b695e | 42 | interrupt on the DMA Tx/Rx channels. |
EricLew | 0:80ee8f3b695e | 43 | |
EricLew | 0:80ee8f3b695e | 44 | (#) Program the Bite Rate, Tx Buffering mode, Rx Buffering mode in the Init structure. |
EricLew | 0:80ee8f3b695e | 45 | |
EricLew | 0:80ee8f3b695e | 46 | (#) Enable the SWPMI peripheral by calling the HAL_SWPMI_Init() function. |
EricLew | 0:80ee8f3b695e | 47 | |
EricLew | 0:80ee8f3b695e | 48 | @endverbatim |
EricLew | 0:80ee8f3b695e | 49 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 50 | * @attention |
EricLew | 0:80ee8f3b695e | 51 | * |
EricLew | 0:80ee8f3b695e | 52 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
EricLew | 0:80ee8f3b695e | 53 | * |
EricLew | 0:80ee8f3b695e | 54 | * Redistribution and use in source and binary forms, with or without modification, |
EricLew | 0:80ee8f3b695e | 55 | * are permitted provided that the following conditions are met: |
EricLew | 0:80ee8f3b695e | 56 | * 1. Redistributions of source code must retain the above copyright notice, |
EricLew | 0:80ee8f3b695e | 57 | * this list of conditions and the following disclaimer. |
EricLew | 0:80ee8f3b695e | 58 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
EricLew | 0:80ee8f3b695e | 59 | * this list of conditions and the following disclaimer in the documentation |
EricLew | 0:80ee8f3b695e | 60 | * and/or other materials provided with the distribution. |
EricLew | 0:80ee8f3b695e | 61 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
EricLew | 0:80ee8f3b695e | 62 | * may be used to endorse or promote products derived from this software |
EricLew | 0:80ee8f3b695e | 63 | * without specific prior written permission. |
EricLew | 0:80ee8f3b695e | 64 | * |
EricLew | 0:80ee8f3b695e | 65 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
EricLew | 0:80ee8f3b695e | 66 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
EricLew | 0:80ee8f3b695e | 67 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
EricLew | 0:80ee8f3b695e | 68 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
EricLew | 0:80ee8f3b695e | 69 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
EricLew | 0:80ee8f3b695e | 70 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
EricLew | 0:80ee8f3b695e | 71 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
EricLew | 0:80ee8f3b695e | 72 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
EricLew | 0:80ee8f3b695e | 73 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
EricLew | 0:80ee8f3b695e | 74 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
EricLew | 0:80ee8f3b695e | 75 | * |
EricLew | 0:80ee8f3b695e | 76 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 77 | */ |
EricLew | 0:80ee8f3b695e | 78 | |
EricLew | 0:80ee8f3b695e | 79 | /* Includes ------------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 80 | #include "stm32l4xx_hal.h" |
EricLew | 0:80ee8f3b695e | 81 | |
EricLew | 0:80ee8f3b695e | 82 | /** @addtogroup STM32L4xx_HAL_Driver |
EricLew | 0:80ee8f3b695e | 83 | * @{ |
EricLew | 0:80ee8f3b695e | 84 | */ |
EricLew | 0:80ee8f3b695e | 85 | |
EricLew | 0:80ee8f3b695e | 86 | /** @defgroup SWPMI SWPMI |
EricLew | 0:80ee8f3b695e | 87 | * @brief HAL SWPMI module driver |
EricLew | 0:80ee8f3b695e | 88 | * @{ |
EricLew | 0:80ee8f3b695e | 89 | */ |
EricLew | 0:80ee8f3b695e | 90 | #ifdef HAL_SWPMI_MODULE_ENABLED |
EricLew | 0:80ee8f3b695e | 91 | |
EricLew | 0:80ee8f3b695e | 92 | /* Private typedef -----------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 93 | /* Private define ------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 94 | /* Private constants ---------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 95 | /** @addtogroup SWPMI_Private_Constants SWPMI Private Constants |
EricLew | 0:80ee8f3b695e | 96 | * @{ |
EricLew | 0:80ee8f3b695e | 97 | */ |
EricLew | 0:80ee8f3b695e | 98 | #define SWPMI_TIMEOUT_VALUE ((uint32_t) 22000) |
EricLew | 0:80ee8f3b695e | 99 | |
EricLew | 0:80ee8f3b695e | 100 | /** |
EricLew | 0:80ee8f3b695e | 101 | * @} |
EricLew | 0:80ee8f3b695e | 102 | */ |
EricLew | 0:80ee8f3b695e | 103 | |
EricLew | 0:80ee8f3b695e | 104 | /* Private macros ------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 105 | /* Private variables ---------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 106 | /* Private function prototypes -----------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 107 | static void SWPMI_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
EricLew | 0:80ee8f3b695e | 108 | static void SWPMI_DMATxHalfCplt(DMA_HandleTypeDef *hdma); |
EricLew | 0:80ee8f3b695e | 109 | static void SWPMI_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
EricLew | 0:80ee8f3b695e | 110 | static void SWPMI_DMARxHalfCplt(DMA_HandleTypeDef *hdma); |
EricLew | 0:80ee8f3b695e | 111 | static void SWPMI_DMAError(DMA_HandleTypeDef *hdma); |
EricLew | 0:80ee8f3b695e | 112 | static HAL_StatusTypeDef SWPMI_Transmit_IT(SWPMI_HandleTypeDef *hswpmi); |
EricLew | 0:80ee8f3b695e | 113 | static HAL_StatusTypeDef SWPMI_EndTransmit_IT(SWPMI_HandleTypeDef *hswpmi); |
EricLew | 0:80ee8f3b695e | 114 | static HAL_StatusTypeDef SWPMI_Receive_IT(SWPMI_HandleTypeDef *hswpmi); |
EricLew | 0:80ee8f3b695e | 115 | static HAL_StatusTypeDef SWPMI_EndReceive_IT(SWPMI_HandleTypeDef *hswpmi); |
EricLew | 0:80ee8f3b695e | 116 | static HAL_StatusTypeDef SWPMI_EndTransmitReceive_IT(SWPMI_HandleTypeDef *hswpmi); |
EricLew | 0:80ee8f3b695e | 117 | static HAL_StatusTypeDef SWPMI_WaitOnFlagSetUntilTimeout(SWPMI_HandleTypeDef *hswpmi, uint32_t Flag, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 118 | |
EricLew | 0:80ee8f3b695e | 119 | /* Exported functions --------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 120 | |
EricLew | 0:80ee8f3b695e | 121 | /** @defgroup SWPMI_Exported_Functions SWPMI Exported Functions |
EricLew | 0:80ee8f3b695e | 122 | * @{ |
EricLew | 0:80ee8f3b695e | 123 | */ |
EricLew | 0:80ee8f3b695e | 124 | |
EricLew | 0:80ee8f3b695e | 125 | /** @defgroup SWPMI_Exported_Group1 Initialization/de-initialization methods |
EricLew | 0:80ee8f3b695e | 126 | * @brief Initialization and Configuration functions |
EricLew | 0:80ee8f3b695e | 127 | * |
EricLew | 0:80ee8f3b695e | 128 | @verbatim |
EricLew | 0:80ee8f3b695e | 129 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 130 | ##### Initialization and Configuration functions ##### |
EricLew | 0:80ee8f3b695e | 131 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 132 | [..] This section provides functions allowing to: |
EricLew | 0:80ee8f3b695e | 133 | (+) Initialize and configure the SWPMI peripheral. |
EricLew | 0:80ee8f3b695e | 134 | (+) De-initialize the SWPMI peripheral. |
EricLew | 0:80ee8f3b695e | 135 | |
EricLew | 0:80ee8f3b695e | 136 | @endverbatim |
EricLew | 0:80ee8f3b695e | 137 | * @{ |
EricLew | 0:80ee8f3b695e | 138 | */ |
EricLew | 0:80ee8f3b695e | 139 | |
EricLew | 0:80ee8f3b695e | 140 | /** |
EricLew | 0:80ee8f3b695e | 141 | * @brief Initialize the SWPMI peripheral according to the specified parameters in the SWPMI_InitTypeDef. |
EricLew | 0:80ee8f3b695e | 142 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 143 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 144 | */ |
EricLew | 0:80ee8f3b695e | 145 | HAL_StatusTypeDef HAL_SWPMI_Init(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 146 | { |
EricLew | 0:80ee8f3b695e | 147 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 148 | |
EricLew | 0:80ee8f3b695e | 149 | /* Check the SWPMI handle allocation */ |
EricLew | 0:80ee8f3b695e | 150 | if(hswpmi == NULL) |
EricLew | 0:80ee8f3b695e | 151 | { |
EricLew | 0:80ee8f3b695e | 152 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 153 | } |
EricLew | 0:80ee8f3b695e | 154 | else |
EricLew | 0:80ee8f3b695e | 155 | { |
EricLew | 0:80ee8f3b695e | 156 | /* Check the parameters */ |
EricLew | 0:80ee8f3b695e | 157 | assert_param(IS_SWPMI_VOLTAGE_CLASS(hswpmi->Init.VoltageClass)); |
EricLew | 0:80ee8f3b695e | 158 | assert_param(IS_SWPMI_BITRATE_VALUE(hswpmi->Init.BitRate)); |
EricLew | 0:80ee8f3b695e | 159 | assert_param(IS_SWPMI_TX_BUFFERING_MODE(hswpmi->Init.TxBufferingMode)); |
EricLew | 0:80ee8f3b695e | 160 | assert_param(IS_SWPMI_RX_BUFFERING_MODE(hswpmi->Init.RxBufferingMode)); |
EricLew | 0:80ee8f3b695e | 161 | |
EricLew | 0:80ee8f3b695e | 162 | if(hswpmi->State == HAL_SWPMI_STATE_RESET) |
EricLew | 0:80ee8f3b695e | 163 | { |
EricLew | 0:80ee8f3b695e | 164 | /* Allocate lock resource and initialize it */ |
EricLew | 0:80ee8f3b695e | 165 | hswpmi->Lock = HAL_UNLOCKED; |
EricLew | 0:80ee8f3b695e | 166 | |
EricLew | 0:80ee8f3b695e | 167 | /* Init the low level hardware : GPIO, CLOCK, CORTEX */ |
EricLew | 0:80ee8f3b695e | 168 | HAL_SWPMI_MspInit(hswpmi); |
EricLew | 0:80ee8f3b695e | 169 | } |
EricLew | 0:80ee8f3b695e | 170 | |
EricLew | 0:80ee8f3b695e | 171 | hswpmi->State = HAL_SWPMI_STATE_BUSY; |
EricLew | 0:80ee8f3b695e | 172 | |
EricLew | 0:80ee8f3b695e | 173 | /* Disable SWPMI interface */ |
EricLew | 0:80ee8f3b695e | 174 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 175 | |
EricLew | 0:80ee8f3b695e | 176 | /* Clear all SWPMI interface flags */ |
EricLew | 0:80ee8f3b695e | 177 | WRITE_REG(hswpmi->Instance->ICR, 0x019F); |
EricLew | 0:80ee8f3b695e | 178 | |
EricLew | 0:80ee8f3b695e | 179 | /* Apply Voltage class selection */ |
EricLew | 0:80ee8f3b695e | 180 | MODIFY_REG(hswpmi->Instance->OR, SWPMI_OR_CLASS, hswpmi->Init.VoltageClass); |
EricLew | 0:80ee8f3b695e | 181 | |
EricLew | 0:80ee8f3b695e | 182 | /* Configure the BRR register (Bitrate) */ |
EricLew | 0:80ee8f3b695e | 183 | WRITE_REG(hswpmi->Instance->BRR, hswpmi->Init.BitRate); |
EricLew | 0:80ee8f3b695e | 184 | |
EricLew | 0:80ee8f3b695e | 185 | /* Apply SWPMI CR configuration */ |
EricLew | 0:80ee8f3b695e | 186 | MODIFY_REG(hswpmi->Instance->CR, \ |
EricLew | 0:80ee8f3b695e | 187 | SWPMI_CR_RXDMA | SWPMI_CR_TXDMA | SWPMI_CR_RXMODE | SWPMI_CR_TXMODE, \ |
EricLew | 0:80ee8f3b695e | 188 | hswpmi->Init.TxBufferingMode | hswpmi->Init.RxBufferingMode); |
EricLew | 0:80ee8f3b695e | 189 | |
EricLew | 0:80ee8f3b695e | 190 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 191 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 192 | |
EricLew | 0:80ee8f3b695e | 193 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 194 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 195 | } |
EricLew | 0:80ee8f3b695e | 196 | |
EricLew | 0:80ee8f3b695e | 197 | return status; |
EricLew | 0:80ee8f3b695e | 198 | } |
EricLew | 0:80ee8f3b695e | 199 | |
EricLew | 0:80ee8f3b695e | 200 | /** |
EricLew | 0:80ee8f3b695e | 201 | * @brief De-initialize the SWPMI peripheral. |
EricLew | 0:80ee8f3b695e | 202 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 203 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 204 | */ |
EricLew | 0:80ee8f3b695e | 205 | HAL_StatusTypeDef HAL_SWPMI_DeInit(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 206 | { |
EricLew | 0:80ee8f3b695e | 207 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 208 | |
EricLew | 0:80ee8f3b695e | 209 | /* Check the SWPMI handle allocation */ |
EricLew | 0:80ee8f3b695e | 210 | if(hswpmi == NULL) |
EricLew | 0:80ee8f3b695e | 211 | { |
EricLew | 0:80ee8f3b695e | 212 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 213 | } |
EricLew | 0:80ee8f3b695e | 214 | else |
EricLew | 0:80ee8f3b695e | 215 | { |
EricLew | 0:80ee8f3b695e | 216 | /* Check the parameters */ |
EricLew | 0:80ee8f3b695e | 217 | assert_param(IS_SWPMI_INSTANCE(hswpmi->Instance)); |
EricLew | 0:80ee8f3b695e | 218 | |
EricLew | 0:80ee8f3b695e | 219 | hswpmi->State = HAL_SWPMI_STATE_BUSY; |
EricLew | 0:80ee8f3b695e | 220 | |
EricLew | 0:80ee8f3b695e | 221 | /* Disable SWPMI interface */ |
EricLew | 0:80ee8f3b695e | 222 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 223 | |
EricLew | 0:80ee8f3b695e | 224 | /* DeInit the low level hardware */ |
EricLew | 0:80ee8f3b695e | 225 | HAL_SWPMI_MspDeInit(hswpmi); |
EricLew | 0:80ee8f3b695e | 226 | |
EricLew | 0:80ee8f3b695e | 227 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 228 | |
EricLew | 0:80ee8f3b695e | 229 | hswpmi->State = HAL_SWPMI_STATE_RESET; |
EricLew | 0:80ee8f3b695e | 230 | |
EricLew | 0:80ee8f3b695e | 231 | /* Release Lock */ |
EricLew | 0:80ee8f3b695e | 232 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 233 | } |
EricLew | 0:80ee8f3b695e | 234 | |
EricLew | 0:80ee8f3b695e | 235 | return status; |
EricLew | 0:80ee8f3b695e | 236 | } |
EricLew | 0:80ee8f3b695e | 237 | |
EricLew | 0:80ee8f3b695e | 238 | /** |
EricLew | 0:80ee8f3b695e | 239 | * @brief Initialize the SWPMI MSP. |
EricLew | 0:80ee8f3b695e | 240 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 241 | * @retval None |
EricLew | 0:80ee8f3b695e | 242 | */ |
EricLew | 0:80ee8f3b695e | 243 | __weak void HAL_SWPMI_MspInit(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 244 | { |
EricLew | 0:80ee8f3b695e | 245 | /* NOTE : This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 246 | the HAL_SWPMI_MspInit can be implemented in the user file |
EricLew | 0:80ee8f3b695e | 247 | */ |
EricLew | 0:80ee8f3b695e | 248 | } |
EricLew | 0:80ee8f3b695e | 249 | |
EricLew | 0:80ee8f3b695e | 250 | /** |
EricLew | 0:80ee8f3b695e | 251 | * @brief DeInitialize the SWPMI MSP. |
EricLew | 0:80ee8f3b695e | 252 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 253 | * @retval None |
EricLew | 0:80ee8f3b695e | 254 | */ |
EricLew | 0:80ee8f3b695e | 255 | __weak void HAL_SWPMI_MspDeInit(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 256 | { |
EricLew | 0:80ee8f3b695e | 257 | /* NOTE : This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 258 | the HAL_SWPMI_MspDeInit can be implemented in the user file |
EricLew | 0:80ee8f3b695e | 259 | */ |
EricLew | 0:80ee8f3b695e | 260 | } |
EricLew | 0:80ee8f3b695e | 261 | |
EricLew | 0:80ee8f3b695e | 262 | /** |
EricLew | 0:80ee8f3b695e | 263 | * @} |
EricLew | 0:80ee8f3b695e | 264 | */ |
EricLew | 0:80ee8f3b695e | 265 | |
EricLew | 0:80ee8f3b695e | 266 | /** @defgroup SWPMI_Exported_Group2 IO operation methods |
EricLew | 0:80ee8f3b695e | 267 | * @brief SWPMI Transmit/Receive functions |
EricLew | 0:80ee8f3b695e | 268 | * |
EricLew | 0:80ee8f3b695e | 269 | @verbatim |
EricLew | 0:80ee8f3b695e | 270 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 271 | ##### IO operation methods ##### |
EricLew | 0:80ee8f3b695e | 272 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 273 | [..] |
EricLew | 0:80ee8f3b695e | 274 | This subsection provides a set of functions allowing to manage the SWPMI |
EricLew | 0:80ee8f3b695e | 275 | data transfers. |
EricLew | 0:80ee8f3b695e | 276 | |
EricLew | 0:80ee8f3b695e | 277 | (#) There are two modes of transfer: |
EricLew | 0:80ee8f3b695e | 278 | (++) Blocking mode: The communication is performed in polling mode. |
EricLew | 0:80ee8f3b695e | 279 | The HAL status of all data processing is returned by the same function |
EricLew | 0:80ee8f3b695e | 280 | after finishing transfer. |
EricLew | 0:80ee8f3b695e | 281 | (++) Non-Blocking mode: The communication is performed using Interrupts |
EricLew | 0:80ee8f3b695e | 282 | or DMA. The end of the data processing will be indicated through the |
EricLew | 0:80ee8f3b695e | 283 | dedicated SWPMI Interrupt handler (HAL_SWPMI_IRQHandler()) when using Interrupt mode or |
EricLew | 0:80ee8f3b695e | 284 | the selected DMA channel interrupt handler when using DMA mode. |
EricLew | 0:80ee8f3b695e | 285 | The HAL_SWPMI_TxCpltCallback(), HAL_SWPMI_RxCpltCallback() user callbacks |
EricLew | 0:80ee8f3b695e | 286 | will be executed respectively at the end of the transmit or receive process. |
EricLew | 0:80ee8f3b695e | 287 | The HAL_SWPMI_ErrorCallback() user callback will be executed when a communication error is detected. |
EricLew | 0:80ee8f3b695e | 288 | |
EricLew | 0:80ee8f3b695e | 289 | (#) Blocking mode API's are: |
EricLew | 0:80ee8f3b695e | 290 | (++) HAL_SWPMI_Transmit() |
EricLew | 0:80ee8f3b695e | 291 | (++) HAL_SWPMI_Receive() |
EricLew | 0:80ee8f3b695e | 292 | |
EricLew | 0:80ee8f3b695e | 293 | (#) Non-Blocking mode API's with Interrupt are: |
EricLew | 0:80ee8f3b695e | 294 | (++) HAL_SWPMI_Transmit_IT() |
EricLew | 0:80ee8f3b695e | 295 | (++) HAL_SWPMI_Receive_IT() |
EricLew | 0:80ee8f3b695e | 296 | (++) HAL_SWPMI_IRQHandler() |
EricLew | 0:80ee8f3b695e | 297 | |
EricLew | 0:80ee8f3b695e | 298 | (#) Non-Blocking mode API's with DMA are: |
EricLew | 0:80ee8f3b695e | 299 | (++) HAL_SWPMI_Transmit_DMA() |
EricLew | 0:80ee8f3b695e | 300 | (++) HAL_SWPMI_Receive_DMA() |
EricLew | 0:80ee8f3b695e | 301 | (++) HAL_SWPMI_DMAPause() |
EricLew | 0:80ee8f3b695e | 302 | (++) HAL_SWPMI_DMAResume() |
EricLew | 0:80ee8f3b695e | 303 | (++) HAL_SWPMI_DMAStop() |
EricLew | 0:80ee8f3b695e | 304 | |
EricLew | 0:80ee8f3b695e | 305 | (#) A set of Transfer Complete Callbacks are provided in Non-Blocking mode: |
EricLew | 0:80ee8f3b695e | 306 | (++) HAL_SWPMI_TxHalfCpltCallback() |
EricLew | 0:80ee8f3b695e | 307 | (++) HAL_SWPMI_TxCpltCallback() |
EricLew | 0:80ee8f3b695e | 308 | (++) HAL_SWPMI_RxHalfCpltCallback() |
EricLew | 0:80ee8f3b695e | 309 | (++) HAL_SWPMI_RxCpltCallback() |
EricLew | 0:80ee8f3b695e | 310 | (++) HAL_SWPMI_ErrorCallback() |
EricLew | 0:80ee8f3b695e | 311 | |
EricLew | 0:80ee8f3b695e | 312 | (#) The capability to launch the above IO operations in loopback mode for |
EricLew | 0:80ee8f3b695e | 313 | user application verification: |
EricLew | 0:80ee8f3b695e | 314 | (++) HAL_SWPMI_EnableLoopback() |
EricLew | 0:80ee8f3b695e | 315 | (++) HAL_SWPMI_DisableLoopback() |
EricLew | 0:80ee8f3b695e | 316 | |
EricLew | 0:80ee8f3b695e | 317 | @endverbatim |
EricLew | 0:80ee8f3b695e | 318 | * @{ |
EricLew | 0:80ee8f3b695e | 319 | */ |
EricLew | 0:80ee8f3b695e | 320 | |
EricLew | 0:80ee8f3b695e | 321 | /** |
EricLew | 0:80ee8f3b695e | 322 | * @brief Transmit an amount of data in blocking mode. |
EricLew | 0:80ee8f3b695e | 323 | * @param hswpmi: pointer to a SWPMI_HandleTypeDef structure that contains |
EricLew | 0:80ee8f3b695e | 324 | * the configuration information for SWPMI module. |
EricLew | 0:80ee8f3b695e | 325 | * @param pData: Pointer to data buffer |
EricLew | 0:80ee8f3b695e | 326 | * @param Size: Amount of data to be sent |
EricLew | 0:80ee8f3b695e | 327 | * @param Timeout: Timeout duration |
EricLew | 0:80ee8f3b695e | 328 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 329 | */ |
EricLew | 0:80ee8f3b695e | 330 | HAL_StatusTypeDef HAL_SWPMI_Transmit(SWPMI_HandleTypeDef *hswpmi, uint32_t* pData, uint16_t Size, uint32_t Timeout) |
EricLew | 0:80ee8f3b695e | 331 | { |
EricLew | 0:80ee8f3b695e | 332 | uint32_t tickstart = HAL_GetTick(); |
EricLew | 0:80ee8f3b695e | 333 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 334 | |
EricLew | 0:80ee8f3b695e | 335 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 336 | { |
EricLew | 0:80ee8f3b695e | 337 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 338 | } |
EricLew | 0:80ee8f3b695e | 339 | else |
EricLew | 0:80ee8f3b695e | 340 | { |
EricLew | 0:80ee8f3b695e | 341 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 342 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 343 | |
EricLew | 0:80ee8f3b695e | 344 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_RX)) |
EricLew | 0:80ee8f3b695e | 345 | { |
EricLew | 0:80ee8f3b695e | 346 | /* Check if a non-blocking receive process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 347 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 348 | { |
EricLew | 0:80ee8f3b695e | 349 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 350 | |
EricLew | 0:80ee8f3b695e | 351 | /* Disable any transmitter interrupts */ |
EricLew | 0:80ee8f3b695e | 352 | __HAL_SWPMI_DISABLE_IT(hswpmi, SWPMI_IT_TCIE | SWPMI_IT_TIE | SWPMI_IT_TXUNRIE | SWPMI_IT_TXBEIE); |
EricLew | 0:80ee8f3b695e | 353 | |
EricLew | 0:80ee8f3b695e | 354 | /* Disable any transmitter flags */ |
EricLew | 0:80ee8f3b695e | 355 | __HAL_SWPMI_CLEAR_FLAG(hswpmi, SWPMI_FLAG_TXBEF | SWPMI_FLAG_TXUNRF | SWPMI_FLAG_TCF); |
EricLew | 0:80ee8f3b695e | 356 | |
EricLew | 0:80ee8f3b695e | 357 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 358 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 359 | } |
EricLew | 0:80ee8f3b695e | 360 | else |
EricLew | 0:80ee8f3b695e | 361 | { |
EricLew | 0:80ee8f3b695e | 362 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 363 | } |
EricLew | 0:80ee8f3b695e | 364 | |
EricLew | 0:80ee8f3b695e | 365 | do |
EricLew | 0:80ee8f3b695e | 366 | { |
EricLew | 0:80ee8f3b695e | 367 | /* Wait the TXE to write data */ |
EricLew | 0:80ee8f3b695e | 368 | if(HAL_IS_BIT_SET(hswpmi->Instance->ISR, SWPMI_FLAG_TXE)) |
EricLew | 0:80ee8f3b695e | 369 | { |
EricLew | 0:80ee8f3b695e | 370 | hswpmi->Instance->TDR = (*pData++); |
EricLew | 0:80ee8f3b695e | 371 | Size--; |
EricLew | 0:80ee8f3b695e | 372 | } |
EricLew | 0:80ee8f3b695e | 373 | else |
EricLew | 0:80ee8f3b695e | 374 | { |
EricLew | 0:80ee8f3b695e | 375 | /* Check for the Timeout */ |
EricLew | 0:80ee8f3b695e | 376 | if(Timeout != HAL_MAX_DELAY) |
EricLew | 0:80ee8f3b695e | 377 | { |
EricLew | 0:80ee8f3b695e | 378 | if((Timeout == 0) || ((HAL_GetTick() - tickstart) > Timeout)) |
EricLew | 0:80ee8f3b695e | 379 | { |
EricLew | 0:80ee8f3b695e | 380 | status = HAL_TIMEOUT; |
EricLew | 0:80ee8f3b695e | 381 | break; |
EricLew | 0:80ee8f3b695e | 382 | } |
EricLew | 0:80ee8f3b695e | 383 | } |
EricLew | 0:80ee8f3b695e | 384 | } |
EricLew | 0:80ee8f3b695e | 385 | } while(Size != 0); |
EricLew | 0:80ee8f3b695e | 386 | |
EricLew | 0:80ee8f3b695e | 387 | /* Wait on TXBEF flag to be able to start a second transfer */ |
EricLew | 0:80ee8f3b695e | 388 | if(SWPMI_WaitOnFlagSetUntilTimeout(hswpmi, SWPMI_FLAG_TXBEF, Timeout) != HAL_OK) |
EricLew | 0:80ee8f3b695e | 389 | { |
EricLew | 0:80ee8f3b695e | 390 | status = HAL_TIMEOUT; |
EricLew | 0:80ee8f3b695e | 391 | } |
EricLew | 0:80ee8f3b695e | 392 | |
EricLew | 0:80ee8f3b695e | 393 | if(status == HAL_OK) |
EricLew | 0:80ee8f3b695e | 394 | { |
EricLew | 0:80ee8f3b695e | 395 | /* Check if a non-blocking receive Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 396 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 397 | { |
EricLew | 0:80ee8f3b695e | 398 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 399 | } |
EricLew | 0:80ee8f3b695e | 400 | else |
EricLew | 0:80ee8f3b695e | 401 | { |
EricLew | 0:80ee8f3b695e | 402 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 403 | } |
EricLew | 0:80ee8f3b695e | 404 | } |
EricLew | 0:80ee8f3b695e | 405 | } |
EricLew | 0:80ee8f3b695e | 406 | else |
EricLew | 0:80ee8f3b695e | 407 | { |
EricLew | 0:80ee8f3b695e | 408 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 409 | } |
EricLew | 0:80ee8f3b695e | 410 | } |
EricLew | 0:80ee8f3b695e | 411 | |
EricLew | 0:80ee8f3b695e | 412 | if((status != HAL_OK) && (status != HAL_BUSY)) |
EricLew | 0:80ee8f3b695e | 413 | { |
EricLew | 0:80ee8f3b695e | 414 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 415 | } |
EricLew | 0:80ee8f3b695e | 416 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 417 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 418 | |
EricLew | 0:80ee8f3b695e | 419 | return status; |
EricLew | 0:80ee8f3b695e | 420 | } |
EricLew | 0:80ee8f3b695e | 421 | |
EricLew | 0:80ee8f3b695e | 422 | /** |
EricLew | 0:80ee8f3b695e | 423 | * @brief Receive an amount of data in blocking mode. |
EricLew | 0:80ee8f3b695e | 424 | * @param hswpmi: pointer to a SWPMI_HandleTypeDef structure that contains |
EricLew | 0:80ee8f3b695e | 425 | * the configuration information for SWPMI module. |
EricLew | 0:80ee8f3b695e | 426 | * @param pData: Pointer to data buffer |
EricLew | 0:80ee8f3b695e | 427 | * @param Size: Amount of data to be received |
EricLew | 0:80ee8f3b695e | 428 | * @param Timeout: Timeout duration |
EricLew | 0:80ee8f3b695e | 429 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 430 | */ |
EricLew | 0:80ee8f3b695e | 431 | HAL_StatusTypeDef HAL_SWPMI_Receive(SWPMI_HandleTypeDef *hswpmi, uint32_t *pData, uint16_t Size, uint32_t Timeout) |
EricLew | 0:80ee8f3b695e | 432 | { |
EricLew | 0:80ee8f3b695e | 433 | uint32_t tickstart = HAL_GetTick(); |
EricLew | 0:80ee8f3b695e | 434 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 435 | |
EricLew | 0:80ee8f3b695e | 436 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 437 | { |
EricLew | 0:80ee8f3b695e | 438 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 439 | } |
EricLew | 0:80ee8f3b695e | 440 | else |
EricLew | 0:80ee8f3b695e | 441 | { |
EricLew | 0:80ee8f3b695e | 442 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 443 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 444 | |
EricLew | 0:80ee8f3b695e | 445 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_TX)) |
EricLew | 0:80ee8f3b695e | 446 | { |
EricLew | 0:80ee8f3b695e | 447 | /* Check if a non-blocking transmit process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 448 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 449 | { |
EricLew | 0:80ee8f3b695e | 450 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 451 | |
EricLew | 0:80ee8f3b695e | 452 | /* Disable any receiver interrupts */ |
EricLew | 0:80ee8f3b695e | 453 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_SRIE | SWPMI_IT_RIE | SWPMI_IT_RXBERIE | SWPMI_IT_RXOVRIE | SWPMI_IT_RXBFIE); |
EricLew | 0:80ee8f3b695e | 454 | |
EricLew | 0:80ee8f3b695e | 455 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 456 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 457 | } |
EricLew | 0:80ee8f3b695e | 458 | else |
EricLew | 0:80ee8f3b695e | 459 | { |
EricLew | 0:80ee8f3b695e | 460 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 461 | } |
EricLew | 0:80ee8f3b695e | 462 | |
EricLew | 0:80ee8f3b695e | 463 | do |
EricLew | 0:80ee8f3b695e | 464 | { |
EricLew | 0:80ee8f3b695e | 465 | /* Wait the RXNE to read data */ |
EricLew | 0:80ee8f3b695e | 466 | if(HAL_IS_BIT_SET(hswpmi->Instance->ISR, SWPMI_FLAG_RXNE)) |
EricLew | 0:80ee8f3b695e | 467 | { |
EricLew | 0:80ee8f3b695e | 468 | (*pData++) = hswpmi->Instance->RDR; |
EricLew | 0:80ee8f3b695e | 469 | Size--; |
EricLew | 0:80ee8f3b695e | 470 | } |
EricLew | 0:80ee8f3b695e | 471 | else |
EricLew | 0:80ee8f3b695e | 472 | { |
EricLew | 0:80ee8f3b695e | 473 | /* Check for the Timeout */ |
EricLew | 0:80ee8f3b695e | 474 | if(Timeout != HAL_MAX_DELAY) |
EricLew | 0:80ee8f3b695e | 475 | { |
EricLew | 0:80ee8f3b695e | 476 | if((Timeout == 0) || ((HAL_GetTick() - tickstart) > Timeout)) |
EricLew | 0:80ee8f3b695e | 477 | { |
EricLew | 0:80ee8f3b695e | 478 | status = HAL_TIMEOUT; |
EricLew | 0:80ee8f3b695e | 479 | break; |
EricLew | 0:80ee8f3b695e | 480 | } |
EricLew | 0:80ee8f3b695e | 481 | } |
EricLew | 0:80ee8f3b695e | 482 | } |
EricLew | 0:80ee8f3b695e | 483 | } while(Size != 0); |
EricLew | 0:80ee8f3b695e | 484 | |
EricLew | 0:80ee8f3b695e | 485 | if(status == HAL_OK) |
EricLew | 0:80ee8f3b695e | 486 | { |
EricLew | 0:80ee8f3b695e | 487 | if(HAL_IS_BIT_SET(hswpmi->Instance->ISR, SWPMI_FLAG_RXBFF)) |
EricLew | 0:80ee8f3b695e | 488 | { |
EricLew | 0:80ee8f3b695e | 489 | /* Clear RXBFF at end of reception */ |
EricLew | 0:80ee8f3b695e | 490 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_RXBFF); |
EricLew | 0:80ee8f3b695e | 491 | } |
EricLew | 0:80ee8f3b695e | 492 | |
EricLew | 0:80ee8f3b695e | 493 | /* Check if a non-blocking transmit Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 494 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 495 | { |
EricLew | 0:80ee8f3b695e | 496 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 497 | } |
EricLew | 0:80ee8f3b695e | 498 | else |
EricLew | 0:80ee8f3b695e | 499 | { |
EricLew | 0:80ee8f3b695e | 500 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 501 | } |
EricLew | 0:80ee8f3b695e | 502 | } |
EricLew | 0:80ee8f3b695e | 503 | } |
EricLew | 0:80ee8f3b695e | 504 | else |
EricLew | 0:80ee8f3b695e | 505 | { |
EricLew | 0:80ee8f3b695e | 506 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 507 | } |
EricLew | 0:80ee8f3b695e | 508 | } |
EricLew | 0:80ee8f3b695e | 509 | |
EricLew | 0:80ee8f3b695e | 510 | if((status != HAL_OK) && (status != HAL_BUSY)) |
EricLew | 0:80ee8f3b695e | 511 | { |
EricLew | 0:80ee8f3b695e | 512 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 513 | } |
EricLew | 0:80ee8f3b695e | 514 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 515 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 516 | |
EricLew | 0:80ee8f3b695e | 517 | return status; |
EricLew | 0:80ee8f3b695e | 518 | } |
EricLew | 0:80ee8f3b695e | 519 | |
EricLew | 0:80ee8f3b695e | 520 | /** |
EricLew | 0:80ee8f3b695e | 521 | * @brief Transmit an amount of data in non-blocking mode with interrupt. |
EricLew | 0:80ee8f3b695e | 522 | * @param hswpmi: pointer to a SWPMI_HandleTypeDef structure that contains |
EricLew | 0:80ee8f3b695e | 523 | * the configuration information for SWPMI module. |
EricLew | 0:80ee8f3b695e | 524 | * @param pData: Pointer to data buffer |
EricLew | 0:80ee8f3b695e | 525 | * @param Size: Amount of data to be sent |
EricLew | 0:80ee8f3b695e | 526 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 527 | */ |
EricLew | 0:80ee8f3b695e | 528 | HAL_StatusTypeDef HAL_SWPMI_Transmit_IT(SWPMI_HandleTypeDef *hswpmi, uint32_t *pData, uint16_t Size) |
EricLew | 0:80ee8f3b695e | 529 | { |
EricLew | 0:80ee8f3b695e | 530 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 531 | |
EricLew | 0:80ee8f3b695e | 532 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 533 | { |
EricLew | 0:80ee8f3b695e | 534 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 535 | } |
EricLew | 0:80ee8f3b695e | 536 | else |
EricLew | 0:80ee8f3b695e | 537 | { |
EricLew | 0:80ee8f3b695e | 538 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 539 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 540 | |
EricLew | 0:80ee8f3b695e | 541 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_RX)) |
EricLew | 0:80ee8f3b695e | 542 | { |
EricLew | 0:80ee8f3b695e | 543 | /* Update handle */ |
EricLew | 0:80ee8f3b695e | 544 | hswpmi->pTxBuffPtr = pData; |
EricLew | 0:80ee8f3b695e | 545 | hswpmi->TxXferSize = Size; |
EricLew | 0:80ee8f3b695e | 546 | hswpmi->TxXferCount = Size; |
EricLew | 0:80ee8f3b695e | 547 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 548 | |
EricLew | 0:80ee8f3b695e | 549 | /* Check if a receive process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 550 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 551 | { |
EricLew | 0:80ee8f3b695e | 552 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 553 | |
EricLew | 0:80ee8f3b695e | 554 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 555 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 556 | } |
EricLew | 0:80ee8f3b695e | 557 | else |
EricLew | 0:80ee8f3b695e | 558 | { |
EricLew | 0:80ee8f3b695e | 559 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 560 | } |
EricLew | 0:80ee8f3b695e | 561 | |
EricLew | 0:80ee8f3b695e | 562 | /* Enable the SWPMI transmit underrun error */ |
EricLew | 0:80ee8f3b695e | 563 | __HAL_SWPMI_ENABLE_IT(hswpmi, SWPMI_IT_TXUNRIE); |
EricLew | 0:80ee8f3b695e | 564 | |
EricLew | 0:80ee8f3b695e | 565 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 566 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 567 | |
EricLew | 0:80ee8f3b695e | 568 | /* Enable the SWPMI interrupts: */ |
EricLew | 0:80ee8f3b695e | 569 | /* - Transmit data register empty */ |
EricLew | 0:80ee8f3b695e | 570 | /* - Transmit buffer empty */ |
EricLew | 0:80ee8f3b695e | 571 | /* - Transmit/Reception completion */ |
EricLew | 0:80ee8f3b695e | 572 | __HAL_SWPMI_ENABLE_IT(hswpmi, SWPMI_IT_TIE | SWPMI_IT_TXBEIE | SWPMI_IT_TCIE); |
EricLew | 0:80ee8f3b695e | 573 | } |
EricLew | 0:80ee8f3b695e | 574 | else |
EricLew | 0:80ee8f3b695e | 575 | { |
EricLew | 0:80ee8f3b695e | 576 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 577 | |
EricLew | 0:80ee8f3b695e | 578 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 579 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 580 | } |
EricLew | 0:80ee8f3b695e | 581 | } |
EricLew | 0:80ee8f3b695e | 582 | |
EricLew | 0:80ee8f3b695e | 583 | return status; |
EricLew | 0:80ee8f3b695e | 584 | } |
EricLew | 0:80ee8f3b695e | 585 | |
EricLew | 0:80ee8f3b695e | 586 | /** |
EricLew | 0:80ee8f3b695e | 587 | * @brief Receive an amount of data in non-blocking mode with interrupt. |
EricLew | 0:80ee8f3b695e | 588 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 589 | * @param pData: pointer to data buffer |
EricLew | 0:80ee8f3b695e | 590 | * @param Size: amount of data to be received |
EricLew | 0:80ee8f3b695e | 591 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 592 | */ |
EricLew | 0:80ee8f3b695e | 593 | HAL_StatusTypeDef HAL_SWPMI_Receive_IT(SWPMI_HandleTypeDef *hswpmi, uint32_t *pData, uint16_t Size) |
EricLew | 0:80ee8f3b695e | 594 | { |
EricLew | 0:80ee8f3b695e | 595 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 596 | |
EricLew | 0:80ee8f3b695e | 597 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 598 | { |
EricLew | 0:80ee8f3b695e | 599 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 600 | } |
EricLew | 0:80ee8f3b695e | 601 | else |
EricLew | 0:80ee8f3b695e | 602 | { |
EricLew | 0:80ee8f3b695e | 603 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 604 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 605 | |
EricLew | 0:80ee8f3b695e | 606 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_TX)) |
EricLew | 0:80ee8f3b695e | 607 | { |
EricLew | 0:80ee8f3b695e | 608 | /* Update handle */ |
EricLew | 0:80ee8f3b695e | 609 | hswpmi->pRxBuffPtr = pData; |
EricLew | 0:80ee8f3b695e | 610 | hswpmi->RxXferSize = Size; |
EricLew | 0:80ee8f3b695e | 611 | hswpmi->RxXferCount = Size; |
EricLew | 0:80ee8f3b695e | 612 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 613 | |
EricLew | 0:80ee8f3b695e | 614 | /* Check if a transmit process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 615 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 616 | { |
EricLew | 0:80ee8f3b695e | 617 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 618 | |
EricLew | 0:80ee8f3b695e | 619 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 620 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 621 | } |
EricLew | 0:80ee8f3b695e | 622 | else |
EricLew | 0:80ee8f3b695e | 623 | { |
EricLew | 0:80ee8f3b695e | 624 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 625 | } |
EricLew | 0:80ee8f3b695e | 626 | |
EricLew | 0:80ee8f3b695e | 627 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 628 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 629 | |
EricLew | 0:80ee8f3b695e | 630 | /* Enable the SWPMI slave resume */ |
EricLew | 0:80ee8f3b695e | 631 | /* Enable the SWPMI Data Register not empty Interrupt, receive CRC Error, receive overrun and RxBuf Interrupt */ |
EricLew | 0:80ee8f3b695e | 632 | /* Enable the SWPMI Transmit/Reception completion */ |
EricLew | 0:80ee8f3b695e | 633 | __HAL_SWPMI_ENABLE_IT(hswpmi, SWPMI_IT_RIE | SWPMI_IT_RXBERIE | SWPMI_IT_RXOVRIE | SWPMI_IT_RXBFIE); |
EricLew | 0:80ee8f3b695e | 634 | } |
EricLew | 0:80ee8f3b695e | 635 | else |
EricLew | 0:80ee8f3b695e | 636 | { |
EricLew | 0:80ee8f3b695e | 637 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 638 | |
EricLew | 0:80ee8f3b695e | 639 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 640 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 641 | } |
EricLew | 0:80ee8f3b695e | 642 | } |
EricLew | 0:80ee8f3b695e | 643 | |
EricLew | 0:80ee8f3b695e | 644 | return status; |
EricLew | 0:80ee8f3b695e | 645 | } |
EricLew | 0:80ee8f3b695e | 646 | |
EricLew | 0:80ee8f3b695e | 647 | /** |
EricLew | 0:80ee8f3b695e | 648 | * @brief Transmit an amount of data in non-blocking mode with DMA interrupt. |
EricLew | 0:80ee8f3b695e | 649 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 650 | * @param pData: pointer to data buffer |
EricLew | 0:80ee8f3b695e | 651 | * @param Size: amount of data to be sent |
EricLew | 0:80ee8f3b695e | 652 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 653 | */ |
EricLew | 0:80ee8f3b695e | 654 | HAL_StatusTypeDef HAL_SWPMI_Transmit_DMA(SWPMI_HandleTypeDef *hswpmi, uint32_t *pData, uint16_t Size) |
EricLew | 0:80ee8f3b695e | 655 | { |
EricLew | 0:80ee8f3b695e | 656 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 657 | |
EricLew | 0:80ee8f3b695e | 658 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 659 | { |
EricLew | 0:80ee8f3b695e | 660 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 661 | } |
EricLew | 0:80ee8f3b695e | 662 | else |
EricLew | 0:80ee8f3b695e | 663 | { |
EricLew | 0:80ee8f3b695e | 664 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 665 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 666 | |
EricLew | 0:80ee8f3b695e | 667 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_RX)) |
EricLew | 0:80ee8f3b695e | 668 | { |
EricLew | 0:80ee8f3b695e | 669 | /* Update handle */ |
EricLew | 0:80ee8f3b695e | 670 | hswpmi->pTxBuffPtr = pData; |
EricLew | 0:80ee8f3b695e | 671 | hswpmi->TxXferSize = Size; |
EricLew | 0:80ee8f3b695e | 672 | hswpmi->TxXferCount = Size; |
EricLew | 0:80ee8f3b695e | 673 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 674 | |
EricLew | 0:80ee8f3b695e | 675 | /* Check if a receive process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 676 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 677 | { |
EricLew | 0:80ee8f3b695e | 678 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 679 | |
EricLew | 0:80ee8f3b695e | 680 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 681 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 682 | } |
EricLew | 0:80ee8f3b695e | 683 | else |
EricLew | 0:80ee8f3b695e | 684 | { |
EricLew | 0:80ee8f3b695e | 685 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 686 | } |
EricLew | 0:80ee8f3b695e | 687 | |
EricLew | 0:80ee8f3b695e | 688 | /* Set the SWPMI DMA transfer complete callback */ |
EricLew | 0:80ee8f3b695e | 689 | hswpmi->hdmatx->XferCpltCallback = SWPMI_DMATransmitCplt; |
EricLew | 0:80ee8f3b695e | 690 | |
EricLew | 0:80ee8f3b695e | 691 | /* Set the SWPMI DMA Half transfer complete callback */ |
EricLew | 0:80ee8f3b695e | 692 | hswpmi->hdmatx->XferHalfCpltCallback = SWPMI_DMATxHalfCplt; |
EricLew | 0:80ee8f3b695e | 693 | |
EricLew | 0:80ee8f3b695e | 694 | /* Set the DMA error callback */ |
EricLew | 0:80ee8f3b695e | 695 | hswpmi->hdmatx->XferErrorCallback = SWPMI_DMAError; |
EricLew | 0:80ee8f3b695e | 696 | |
EricLew | 0:80ee8f3b695e | 697 | /* Enable the SWPMI transmit DMA Stream */ |
EricLew | 0:80ee8f3b695e | 698 | HAL_DMA_Start_IT(hswpmi->hdmatx, (uint32_t)hswpmi->pTxBuffPtr, (uint32_t)&hswpmi->Instance->TDR, Size); |
EricLew | 0:80ee8f3b695e | 699 | |
EricLew | 0:80ee8f3b695e | 700 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 701 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 702 | |
EricLew | 0:80ee8f3b695e | 703 | /* Enable the DMA transfer for transmit request by setting the TXDMA bit |
EricLew | 0:80ee8f3b695e | 704 | in the SWPMI CR register */ |
EricLew | 0:80ee8f3b695e | 705 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_TXDMA); |
EricLew | 0:80ee8f3b695e | 706 | } |
EricLew | 0:80ee8f3b695e | 707 | else |
EricLew | 0:80ee8f3b695e | 708 | { |
EricLew | 0:80ee8f3b695e | 709 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 710 | |
EricLew | 0:80ee8f3b695e | 711 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 712 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 713 | } |
EricLew | 0:80ee8f3b695e | 714 | } |
EricLew | 0:80ee8f3b695e | 715 | |
EricLew | 0:80ee8f3b695e | 716 | return status; |
EricLew | 0:80ee8f3b695e | 717 | } |
EricLew | 0:80ee8f3b695e | 718 | |
EricLew | 0:80ee8f3b695e | 719 | /** |
EricLew | 0:80ee8f3b695e | 720 | * @brief Receive an amount of data in non-blocking mode with DMA interrupt. |
EricLew | 0:80ee8f3b695e | 721 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 722 | * @param pData: pointer to data buffer |
EricLew | 0:80ee8f3b695e | 723 | * @param Size: amount of data to be received |
EricLew | 0:80ee8f3b695e | 724 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 725 | */ |
EricLew | 0:80ee8f3b695e | 726 | HAL_StatusTypeDef HAL_SWPMI_Receive_DMA(SWPMI_HandleTypeDef *hswpmi, uint32_t *pData, uint16_t Size) |
EricLew | 0:80ee8f3b695e | 727 | { |
EricLew | 0:80ee8f3b695e | 728 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 729 | |
EricLew | 0:80ee8f3b695e | 730 | if((pData == NULL ) || (Size == 0)) |
EricLew | 0:80ee8f3b695e | 731 | { |
EricLew | 0:80ee8f3b695e | 732 | status = HAL_ERROR; |
EricLew | 0:80ee8f3b695e | 733 | } |
EricLew | 0:80ee8f3b695e | 734 | else |
EricLew | 0:80ee8f3b695e | 735 | { |
EricLew | 0:80ee8f3b695e | 736 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 737 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 738 | |
EricLew | 0:80ee8f3b695e | 739 | if((hswpmi->State == HAL_SWPMI_STATE_READY) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_TX)) |
EricLew | 0:80ee8f3b695e | 740 | { |
EricLew | 0:80ee8f3b695e | 741 | /* Update handle */ |
EricLew | 0:80ee8f3b695e | 742 | hswpmi->pRxBuffPtr = pData; |
EricLew | 0:80ee8f3b695e | 743 | hswpmi->RxXferSize = Size; |
EricLew | 0:80ee8f3b695e | 744 | hswpmi->ErrorCode = HAL_SWPMI_ERROR_NONE; |
EricLew | 0:80ee8f3b695e | 745 | |
EricLew | 0:80ee8f3b695e | 746 | /* Check if a transmit process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 747 | if(hswpmi->State == HAL_SWPMI_STATE_READY) |
EricLew | 0:80ee8f3b695e | 748 | { |
EricLew | 0:80ee8f3b695e | 749 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 750 | |
EricLew | 0:80ee8f3b695e | 751 | /* Enable SWPMI peripheral if not */ |
EricLew | 0:80ee8f3b695e | 752 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 753 | } |
EricLew | 0:80ee8f3b695e | 754 | else |
EricLew | 0:80ee8f3b695e | 755 | { |
EricLew | 0:80ee8f3b695e | 756 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX_RX; |
EricLew | 0:80ee8f3b695e | 757 | } |
EricLew | 0:80ee8f3b695e | 758 | |
EricLew | 0:80ee8f3b695e | 759 | /* Set the SWPMI DMA transfer complete callback */ |
EricLew | 0:80ee8f3b695e | 760 | hswpmi->hdmarx->XferCpltCallback = SWPMI_DMAReceiveCplt; |
EricLew | 0:80ee8f3b695e | 761 | |
EricLew | 0:80ee8f3b695e | 762 | /* Set the SWPMI DMA Half transfer complete callback */ |
EricLew | 0:80ee8f3b695e | 763 | hswpmi->hdmarx->XferHalfCpltCallback = SWPMI_DMARxHalfCplt; |
EricLew | 0:80ee8f3b695e | 764 | |
EricLew | 0:80ee8f3b695e | 765 | /* Set the DMA error callback */ |
EricLew | 0:80ee8f3b695e | 766 | hswpmi->hdmarx->XferErrorCallback = SWPMI_DMAError; |
EricLew | 0:80ee8f3b695e | 767 | |
EricLew | 0:80ee8f3b695e | 768 | /* Enable the DMA request */ |
EricLew | 0:80ee8f3b695e | 769 | HAL_DMA_Start_IT(hswpmi->hdmarx, (uint32_t)&hswpmi->Instance->RDR, (uint32_t)hswpmi->pRxBuffPtr, Size); |
EricLew | 0:80ee8f3b695e | 770 | |
EricLew | 0:80ee8f3b695e | 771 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 772 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 773 | |
EricLew | 0:80ee8f3b695e | 774 | /* Enable the DMA transfer for the receiver request by setting the RXDMA bit |
EricLew | 0:80ee8f3b695e | 775 | in the SWPMI CR register */ |
EricLew | 0:80ee8f3b695e | 776 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_RXDMA); |
EricLew | 0:80ee8f3b695e | 777 | } |
EricLew | 0:80ee8f3b695e | 778 | else |
EricLew | 0:80ee8f3b695e | 779 | { |
EricLew | 0:80ee8f3b695e | 780 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 781 | |
EricLew | 0:80ee8f3b695e | 782 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 783 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 784 | } |
EricLew | 0:80ee8f3b695e | 785 | } |
EricLew | 0:80ee8f3b695e | 786 | |
EricLew | 0:80ee8f3b695e | 787 | return status; |
EricLew | 0:80ee8f3b695e | 788 | } |
EricLew | 0:80ee8f3b695e | 789 | |
EricLew | 0:80ee8f3b695e | 790 | /** |
EricLew | 0:80ee8f3b695e | 791 | * @brief Stop all DMA transfers. |
EricLew | 0:80ee8f3b695e | 792 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 793 | * @retval HAL_OK |
EricLew | 0:80ee8f3b695e | 794 | */ |
EricLew | 0:80ee8f3b695e | 795 | HAL_StatusTypeDef HAL_SWPMI_DMAStop(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 796 | { |
EricLew | 0:80ee8f3b695e | 797 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 798 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 799 | |
EricLew | 0:80ee8f3b695e | 800 | /* Disable the SWPMI Tx/Rx DMA requests */ |
EricLew | 0:80ee8f3b695e | 801 | CLEAR_BIT(hswpmi->Instance->CR, (SWPMI_CR_TXDMA | SWPMI_CR_RXDMA)); |
EricLew | 0:80ee8f3b695e | 802 | |
EricLew | 0:80ee8f3b695e | 803 | /* Abort the SWPMI DMA tx channel */ |
EricLew | 0:80ee8f3b695e | 804 | if(hswpmi->hdmatx != NULL) |
EricLew | 0:80ee8f3b695e | 805 | { |
EricLew | 0:80ee8f3b695e | 806 | HAL_DMA_Abort(hswpmi->hdmatx); |
EricLew | 0:80ee8f3b695e | 807 | } |
EricLew | 0:80ee8f3b695e | 808 | /* Abort the SWPMI DMA rx channel */ |
EricLew | 0:80ee8f3b695e | 809 | if(hswpmi->hdmarx != NULL) |
EricLew | 0:80ee8f3b695e | 810 | { |
EricLew | 0:80ee8f3b695e | 811 | HAL_DMA_Abort(hswpmi->hdmarx); |
EricLew | 0:80ee8f3b695e | 812 | } |
EricLew | 0:80ee8f3b695e | 813 | |
EricLew | 0:80ee8f3b695e | 814 | /* Disable SWPMI interface */ |
EricLew | 0:80ee8f3b695e | 815 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT); |
EricLew | 0:80ee8f3b695e | 816 | |
EricLew | 0:80ee8f3b695e | 817 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 818 | |
EricLew | 0:80ee8f3b695e | 819 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 820 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 821 | |
EricLew | 0:80ee8f3b695e | 822 | return HAL_OK; |
EricLew | 0:80ee8f3b695e | 823 | } |
EricLew | 0:80ee8f3b695e | 824 | |
EricLew | 0:80ee8f3b695e | 825 | |
EricLew | 0:80ee8f3b695e | 826 | /** |
EricLew | 0:80ee8f3b695e | 827 | * @brief Enable the Loopback mode. |
EricLew | 0:80ee8f3b695e | 828 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 829 | * @note Loopback mode is to be used only for test purposes |
EricLew | 0:80ee8f3b695e | 830 | * @retval HAL_OK / HAL_BUSY |
EricLew | 0:80ee8f3b695e | 831 | */ |
EricLew | 0:80ee8f3b695e | 832 | HAL_StatusTypeDef HAL_SWPMI_EnableLoopback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 833 | { |
EricLew | 0:80ee8f3b695e | 834 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 835 | |
EricLew | 0:80ee8f3b695e | 836 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 837 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 838 | |
EricLew | 0:80ee8f3b695e | 839 | /* Check SWPMI not enabled */ |
EricLew | 0:80ee8f3b695e | 840 | if(READ_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT) != RESET) |
EricLew | 0:80ee8f3b695e | 841 | { |
EricLew | 0:80ee8f3b695e | 842 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 843 | } |
EricLew | 0:80ee8f3b695e | 844 | else |
EricLew | 0:80ee8f3b695e | 845 | { |
EricLew | 0:80ee8f3b695e | 846 | /* Set Loopback */ |
EricLew | 0:80ee8f3b695e | 847 | SET_BIT(hswpmi->Instance->CR, SWPMI_CR_LPBK); |
EricLew | 0:80ee8f3b695e | 848 | } |
EricLew | 0:80ee8f3b695e | 849 | |
EricLew | 0:80ee8f3b695e | 850 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 851 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 852 | |
EricLew | 0:80ee8f3b695e | 853 | return status; |
EricLew | 0:80ee8f3b695e | 854 | } |
EricLew | 0:80ee8f3b695e | 855 | |
EricLew | 0:80ee8f3b695e | 856 | /** |
EricLew | 0:80ee8f3b695e | 857 | * @brief Disable the Loopback mode. |
EricLew | 0:80ee8f3b695e | 858 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 859 | * @note Loopback mode is to be used only for test purposes |
EricLew | 0:80ee8f3b695e | 860 | * @retval HAL_OK / HAL_BUSY |
EricLew | 0:80ee8f3b695e | 861 | */ |
EricLew | 0:80ee8f3b695e | 862 | HAL_StatusTypeDef HAL_SWPMI_DisableLoopback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 863 | { |
EricLew | 0:80ee8f3b695e | 864 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 865 | |
EricLew | 0:80ee8f3b695e | 866 | /* Process Locked */ |
EricLew | 0:80ee8f3b695e | 867 | __HAL_LOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 868 | |
EricLew | 0:80ee8f3b695e | 869 | /* Check SWPMI not enabled */ |
EricLew | 0:80ee8f3b695e | 870 | if(READ_BIT(hswpmi->Instance->CR, SWPMI_CR_SWPACT) != RESET) |
EricLew | 0:80ee8f3b695e | 871 | { |
EricLew | 0:80ee8f3b695e | 872 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 873 | } |
EricLew | 0:80ee8f3b695e | 874 | else |
EricLew | 0:80ee8f3b695e | 875 | { |
EricLew | 0:80ee8f3b695e | 876 | /* Reset Loopback */ |
EricLew | 0:80ee8f3b695e | 877 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_LPBK); |
EricLew | 0:80ee8f3b695e | 878 | } |
EricLew | 0:80ee8f3b695e | 879 | |
EricLew | 0:80ee8f3b695e | 880 | /* Process Unlocked */ |
EricLew | 0:80ee8f3b695e | 881 | __HAL_UNLOCK(hswpmi); |
EricLew | 0:80ee8f3b695e | 882 | |
EricLew | 0:80ee8f3b695e | 883 | return status; |
EricLew | 0:80ee8f3b695e | 884 | } |
EricLew | 0:80ee8f3b695e | 885 | |
EricLew | 0:80ee8f3b695e | 886 | /** |
EricLew | 0:80ee8f3b695e | 887 | * @} |
EricLew | 0:80ee8f3b695e | 888 | */ |
EricLew | 0:80ee8f3b695e | 889 | |
EricLew | 0:80ee8f3b695e | 890 | /** @defgroup SWPMI_Exported_Group3 SWPMI IRQ handler and callbacks |
EricLew | 0:80ee8f3b695e | 891 | * @brief SWPMI IRQ handler. |
EricLew | 0:80ee8f3b695e | 892 | * |
EricLew | 0:80ee8f3b695e | 893 | @verbatim |
EricLew | 0:80ee8f3b695e | 894 | ============================================================================== |
EricLew | 0:80ee8f3b695e | 895 | ##### SWPMI IRQ handler and callbacks ##### |
EricLew | 0:80ee8f3b695e | 896 | ============================================================================== |
EricLew | 0:80ee8f3b695e | 897 | [..] This section provides SWPMI IRQ handler and callback functions called within |
EricLew | 0:80ee8f3b695e | 898 | the IRQ handler. |
EricLew | 0:80ee8f3b695e | 899 | |
EricLew | 0:80ee8f3b695e | 900 | @endverbatim |
EricLew | 0:80ee8f3b695e | 901 | * @{ |
EricLew | 0:80ee8f3b695e | 902 | */ |
EricLew | 0:80ee8f3b695e | 903 | |
EricLew | 0:80ee8f3b695e | 904 | /** |
EricLew | 0:80ee8f3b695e | 905 | * @brief Handle SWPMI interrupt request. |
EricLew | 0:80ee8f3b695e | 906 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 907 | * @retval None |
EricLew | 0:80ee8f3b695e | 908 | */ |
EricLew | 0:80ee8f3b695e | 909 | void HAL_SWPMI_IRQHandler(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 910 | { |
EricLew | 0:80ee8f3b695e | 911 | uint32_t regisr = READ_REG(hswpmi->Instance->ISR); |
EricLew | 0:80ee8f3b695e | 912 | uint32_t regier = READ_REG(hswpmi->Instance->IER); |
EricLew | 0:80ee8f3b695e | 913 | |
EricLew | 0:80ee8f3b695e | 914 | /* SWPMI CRC error interrupt occurred --------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 915 | if(((regisr & SWPMI_FLAG_RXBERF) != RESET) && ((regier & SWPMI_IT_RXBERIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 916 | { |
EricLew | 0:80ee8f3b695e | 917 | /* Disable Receive CRC interrupt */ |
EricLew | 0:80ee8f3b695e | 918 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_RXBERIE | SWPMI_IT_RXBFIE); |
EricLew | 0:80ee8f3b695e | 919 | /* Clear Receive CRC and Receive buffer full flag */ |
EricLew | 0:80ee8f3b695e | 920 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_RXBERF | SWPMI_FLAG_RXBFF); |
EricLew | 0:80ee8f3b695e | 921 | |
EricLew | 0:80ee8f3b695e | 922 | hswpmi->ErrorCode |= HAL_SWPMI_ERROR_CRC; |
EricLew | 0:80ee8f3b695e | 923 | } |
EricLew | 0:80ee8f3b695e | 924 | |
EricLew | 0:80ee8f3b695e | 925 | /* SWPMI Over-Run interrupt occurred -----------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 926 | if(((regisr & SWPMI_FLAG_RXOVRF) != RESET) && ((regier & SWPMI_IT_RXOVRIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 927 | { |
EricLew | 0:80ee8f3b695e | 928 | /* Disable Receive overrun interrupt */ |
EricLew | 0:80ee8f3b695e | 929 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_RXOVRIE); |
EricLew | 0:80ee8f3b695e | 930 | /* Clear Receive overrun flag */ |
EricLew | 0:80ee8f3b695e | 931 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_RXOVRF); |
EricLew | 0:80ee8f3b695e | 932 | |
EricLew | 0:80ee8f3b695e | 933 | hswpmi->ErrorCode |= HAL_SWPMI_ERROR_OVR; |
EricLew | 0:80ee8f3b695e | 934 | } |
EricLew | 0:80ee8f3b695e | 935 | |
EricLew | 0:80ee8f3b695e | 936 | /* SWPMI Under-Run interrupt occurred -----------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 937 | if(((regisr & SWPMI_FLAG_TXUNRF) != RESET) && ((regier & SWPMI_IT_TXUNRIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 938 | { |
EricLew | 0:80ee8f3b695e | 939 | /* Disable Transmit under run interrupt */ |
EricLew | 0:80ee8f3b695e | 940 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_TXUNRIE); |
EricLew | 0:80ee8f3b695e | 941 | /* Clear Transmit under run flag */ |
EricLew | 0:80ee8f3b695e | 942 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_TXUNRF); |
EricLew | 0:80ee8f3b695e | 943 | |
EricLew | 0:80ee8f3b695e | 944 | hswpmi->ErrorCode |= HAL_SWPMI_ERROR_UDR; |
EricLew | 0:80ee8f3b695e | 945 | } |
EricLew | 0:80ee8f3b695e | 946 | |
EricLew | 0:80ee8f3b695e | 947 | /* Call SWPMI Error Call back function if need be --------------------------*/ |
EricLew | 0:80ee8f3b695e | 948 | if(hswpmi->ErrorCode != HAL_SWPMI_ERROR_NONE) |
EricLew | 0:80ee8f3b695e | 949 | { |
EricLew | 0:80ee8f3b695e | 950 | /* Set the SWPMI state ready to be able to start again the process */ |
EricLew | 0:80ee8f3b695e | 951 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 952 | |
EricLew | 0:80ee8f3b695e | 953 | HAL_SWPMI_ErrorCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 954 | } |
EricLew | 0:80ee8f3b695e | 955 | |
EricLew | 0:80ee8f3b695e | 956 | /* SWPMI in mode Receiver ---------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 957 | if(((regisr & SWPMI_FLAG_RXNE) != RESET) && ((regier & SWPMI_IT_RIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 958 | { |
EricLew | 0:80ee8f3b695e | 959 | SWPMI_Receive_IT(hswpmi); |
EricLew | 0:80ee8f3b695e | 960 | } |
EricLew | 0:80ee8f3b695e | 961 | |
EricLew | 0:80ee8f3b695e | 962 | /* SWPMI in mode Transmitter ------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 963 | if(((regisr & SWPMI_FLAG_TXE) != RESET) && ((regier & SWPMI_IT_TIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 964 | { |
EricLew | 0:80ee8f3b695e | 965 | SWPMI_Transmit_IT(hswpmi); |
EricLew | 0:80ee8f3b695e | 966 | } |
EricLew | 0:80ee8f3b695e | 967 | |
EricLew | 0:80ee8f3b695e | 968 | /* SWPMI in mode Transmitter (Transmit buffer empty) ------------------------*/ |
EricLew | 0:80ee8f3b695e | 969 | if(((regisr & SWPMI_FLAG_TXBEF) != RESET) && ((regier & SWPMI_IT_TXBEIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 970 | { |
EricLew | 0:80ee8f3b695e | 971 | SWPMI_EndTransmit_IT(hswpmi); |
EricLew | 0:80ee8f3b695e | 972 | } |
EricLew | 0:80ee8f3b695e | 973 | |
EricLew | 0:80ee8f3b695e | 974 | /* SWPMI in mode Receiver (Receive buffer full) -----------------------------*/ |
EricLew | 0:80ee8f3b695e | 975 | if(((regisr & SWPMI_FLAG_RXBFF) != RESET) && ((regier & SWPMI_IT_RXBFIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 976 | { |
EricLew | 0:80ee8f3b695e | 977 | SWPMI_EndReceive_IT(hswpmi); |
EricLew | 0:80ee8f3b695e | 978 | } |
EricLew | 0:80ee8f3b695e | 979 | |
EricLew | 0:80ee8f3b695e | 980 | /* Both Transmission and reception complete ---------------------------------*/ |
EricLew | 0:80ee8f3b695e | 981 | if(((regisr & SWPMI_FLAG_TCF) != RESET) && ((regier & SWPMI_IT_TCIE) != RESET)) |
EricLew | 0:80ee8f3b695e | 982 | { |
EricLew | 0:80ee8f3b695e | 983 | SWPMI_EndTransmitReceive_IT(hswpmi); |
EricLew | 0:80ee8f3b695e | 984 | } |
EricLew | 0:80ee8f3b695e | 985 | } |
EricLew | 0:80ee8f3b695e | 986 | |
EricLew | 0:80ee8f3b695e | 987 | /** |
EricLew | 0:80ee8f3b695e | 988 | * @brief Tx Transfer completed callback. |
EricLew | 0:80ee8f3b695e | 989 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 990 | * @retval None |
EricLew | 0:80ee8f3b695e | 991 | */ |
EricLew | 0:80ee8f3b695e | 992 | __weak void HAL_SWPMI_TxCpltCallback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 993 | { |
EricLew | 0:80ee8f3b695e | 994 | /* NOTE : This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 995 | the HAL_SWPMI_TxCpltCallback is to be implemented in the user file |
EricLew | 0:80ee8f3b695e | 996 | */ |
EricLew | 0:80ee8f3b695e | 997 | } |
EricLew | 0:80ee8f3b695e | 998 | |
EricLew | 0:80ee8f3b695e | 999 | /** |
EricLew | 0:80ee8f3b695e | 1000 | * @brief Tx Half Transfer completed callback. |
EricLew | 0:80ee8f3b695e | 1001 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1002 | * @retval None |
EricLew | 0:80ee8f3b695e | 1003 | */ |
EricLew | 0:80ee8f3b695e | 1004 | __weak void HAL_SWPMI_TxHalfCpltCallback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1005 | { |
EricLew | 0:80ee8f3b695e | 1006 | /* NOTE: This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 1007 | the HAL_SWPMI_TxHalfCpltCallback is to be implemented in the user file |
EricLew | 0:80ee8f3b695e | 1008 | */ |
EricLew | 0:80ee8f3b695e | 1009 | } |
EricLew | 0:80ee8f3b695e | 1010 | |
EricLew | 0:80ee8f3b695e | 1011 | /** |
EricLew | 0:80ee8f3b695e | 1012 | * @brief Rx Transfer completed callback. |
EricLew | 0:80ee8f3b695e | 1013 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1014 | * @retval None |
EricLew | 0:80ee8f3b695e | 1015 | */ |
EricLew | 0:80ee8f3b695e | 1016 | __weak void HAL_SWPMI_RxCpltCallback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1017 | { |
EricLew | 0:80ee8f3b695e | 1018 | /* NOTE : This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 1019 | the HAL_SWPMI_RxCpltCallback is to be implemented in the user file |
EricLew | 0:80ee8f3b695e | 1020 | */ |
EricLew | 0:80ee8f3b695e | 1021 | } |
EricLew | 0:80ee8f3b695e | 1022 | |
EricLew | 0:80ee8f3b695e | 1023 | /** |
EricLew | 0:80ee8f3b695e | 1024 | * @brief Rx Half Transfer completed callback. |
EricLew | 0:80ee8f3b695e | 1025 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1026 | * @retval None |
EricLew | 0:80ee8f3b695e | 1027 | */ |
EricLew | 0:80ee8f3b695e | 1028 | __weak void HAL_SWPMI_RxHalfCpltCallback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1029 | { |
EricLew | 0:80ee8f3b695e | 1030 | /* NOTE: This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 1031 | the HAL_SWPMI_RxHalfCpltCallback is to be implemented in the user file |
EricLew | 0:80ee8f3b695e | 1032 | */ |
EricLew | 0:80ee8f3b695e | 1033 | } |
EricLew | 0:80ee8f3b695e | 1034 | |
EricLew | 0:80ee8f3b695e | 1035 | /** |
EricLew | 0:80ee8f3b695e | 1036 | * @brief SWPMI error callback. |
EricLew | 0:80ee8f3b695e | 1037 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1038 | * @retval None |
EricLew | 0:80ee8f3b695e | 1039 | */ |
EricLew | 0:80ee8f3b695e | 1040 | __weak void HAL_SWPMI_ErrorCallback(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1041 | { |
EricLew | 0:80ee8f3b695e | 1042 | /* NOTE : This function should not be modified, when the callback is needed, |
EricLew | 0:80ee8f3b695e | 1043 | the HAL_SWPMI_ErrorCallback is to be implemented in the user file |
EricLew | 0:80ee8f3b695e | 1044 | */ |
EricLew | 0:80ee8f3b695e | 1045 | } |
EricLew | 0:80ee8f3b695e | 1046 | |
EricLew | 0:80ee8f3b695e | 1047 | /** |
EricLew | 0:80ee8f3b695e | 1048 | * @} |
EricLew | 0:80ee8f3b695e | 1049 | */ |
EricLew | 0:80ee8f3b695e | 1050 | |
EricLew | 0:80ee8f3b695e | 1051 | /** @defgroup SWPMI_Exported_Group4 Peripheral Control methods |
EricLew | 0:80ee8f3b695e | 1052 | * @brief SWPMI control functions |
EricLew | 0:80ee8f3b695e | 1053 | * |
EricLew | 0:80ee8f3b695e | 1054 | @verbatim |
EricLew | 0:80ee8f3b695e | 1055 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 1056 | ##### Peripheral Control methods ##### |
EricLew | 0:80ee8f3b695e | 1057 | =============================================================================== |
EricLew | 0:80ee8f3b695e | 1058 | [..] |
EricLew | 0:80ee8f3b695e | 1059 | This subsection provides a set of functions allowing to control the SWPMI. |
EricLew | 0:80ee8f3b695e | 1060 | (+) HAL_SWPMI_GetState() API is helpful to check in run-time the state of the SWPMI peripheral |
EricLew | 0:80ee8f3b695e | 1061 | (+) HAL_SWPMI_GetError() API is helpful to check in run-time the error state of the SWPMI peripheral |
EricLew | 0:80ee8f3b695e | 1062 | @endverbatim |
EricLew | 0:80ee8f3b695e | 1063 | * @{ |
EricLew | 0:80ee8f3b695e | 1064 | */ |
EricLew | 0:80ee8f3b695e | 1065 | |
EricLew | 0:80ee8f3b695e | 1066 | /** |
EricLew | 0:80ee8f3b695e | 1067 | * @brief Return the SWPMI handle state. |
EricLew | 0:80ee8f3b695e | 1068 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1069 | * @retval HAL state |
EricLew | 0:80ee8f3b695e | 1070 | */ |
EricLew | 0:80ee8f3b695e | 1071 | HAL_SWPMI_StateTypeDef HAL_SWPMI_GetState(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1072 | { |
EricLew | 0:80ee8f3b695e | 1073 | /* Return SWPMI handle state */ |
EricLew | 0:80ee8f3b695e | 1074 | return hswpmi->State; |
EricLew | 0:80ee8f3b695e | 1075 | } |
EricLew | 0:80ee8f3b695e | 1076 | |
EricLew | 0:80ee8f3b695e | 1077 | /** |
EricLew | 0:80ee8f3b695e | 1078 | * @brief Return the SWPMI error code. |
EricLew | 0:80ee8f3b695e | 1079 | * @param hswpmi : pointer to a SWPMI_HandleTypeDef structure that contains |
EricLew | 0:80ee8f3b695e | 1080 | * the configuration information for the specified SWPMI. |
EricLew | 0:80ee8f3b695e | 1081 | * @retval SWPMI Error Code |
EricLew | 0:80ee8f3b695e | 1082 | */ |
EricLew | 0:80ee8f3b695e | 1083 | uint32_t HAL_SWPMI_GetError(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1084 | { |
EricLew | 0:80ee8f3b695e | 1085 | return hswpmi->ErrorCode; |
EricLew | 0:80ee8f3b695e | 1086 | } |
EricLew | 0:80ee8f3b695e | 1087 | |
EricLew | 0:80ee8f3b695e | 1088 | /** |
EricLew | 0:80ee8f3b695e | 1089 | * @} |
EricLew | 0:80ee8f3b695e | 1090 | */ |
EricLew | 0:80ee8f3b695e | 1091 | |
EricLew | 0:80ee8f3b695e | 1092 | /** |
EricLew | 0:80ee8f3b695e | 1093 | * @} |
EricLew | 0:80ee8f3b695e | 1094 | */ |
EricLew | 0:80ee8f3b695e | 1095 | |
EricLew | 0:80ee8f3b695e | 1096 | /* Private functions ---------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 1097 | |
EricLew | 0:80ee8f3b695e | 1098 | /** @defgroup SWPMI_Private_Functions SWPMI Private Functions |
EricLew | 0:80ee8f3b695e | 1099 | * @{ |
EricLew | 0:80ee8f3b695e | 1100 | */ |
EricLew | 0:80ee8f3b695e | 1101 | |
EricLew | 0:80ee8f3b695e | 1102 | /** |
EricLew | 0:80ee8f3b695e | 1103 | * @brief Transmit an amount of data in interrupt mode. |
EricLew | 0:80ee8f3b695e | 1104 | * @note Function called under interruption only, once interruptions have been enabled by HAL_SWPMI_Transmit_IT() |
EricLew | 0:80ee8f3b695e | 1105 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1106 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1107 | */ |
EricLew | 0:80ee8f3b695e | 1108 | static HAL_StatusTypeDef SWPMI_Transmit_IT(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1109 | { |
EricLew | 0:80ee8f3b695e | 1110 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 1111 | |
EricLew | 0:80ee8f3b695e | 1112 | if ((hswpmi->State == HAL_SWPMI_STATE_BUSY_TX) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX)) |
EricLew | 0:80ee8f3b695e | 1113 | { |
EricLew | 0:80ee8f3b695e | 1114 | if(hswpmi->TxXferCount == 0) |
EricLew | 0:80ee8f3b695e | 1115 | { |
EricLew | 0:80ee8f3b695e | 1116 | /* Disable the SWPMI TXE and Underrun Interrupts */ |
EricLew | 0:80ee8f3b695e | 1117 | CLEAR_BIT(hswpmi->Instance->IER, (SWPMI_IT_TIE | SWPMI_IT_TXUNRIE)); |
EricLew | 0:80ee8f3b695e | 1118 | } |
EricLew | 0:80ee8f3b695e | 1119 | else |
EricLew | 0:80ee8f3b695e | 1120 | { |
EricLew | 0:80ee8f3b695e | 1121 | hswpmi->Instance->TDR = (uint32_t)(*hswpmi->pTxBuffPtr++); |
EricLew | 0:80ee8f3b695e | 1122 | hswpmi->TxXferCount--; |
EricLew | 0:80ee8f3b695e | 1123 | } |
EricLew | 0:80ee8f3b695e | 1124 | } |
EricLew | 0:80ee8f3b695e | 1125 | else |
EricLew | 0:80ee8f3b695e | 1126 | { |
EricLew | 0:80ee8f3b695e | 1127 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 1128 | } |
EricLew | 0:80ee8f3b695e | 1129 | |
EricLew | 0:80ee8f3b695e | 1130 | return status; |
EricLew | 0:80ee8f3b695e | 1131 | } |
EricLew | 0:80ee8f3b695e | 1132 | |
EricLew | 0:80ee8f3b695e | 1133 | /** |
EricLew | 0:80ee8f3b695e | 1134 | * @brief Wraps up transmission in non-blocking mode. |
EricLew | 0:80ee8f3b695e | 1135 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1136 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1137 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1138 | */ |
EricLew | 0:80ee8f3b695e | 1139 | static HAL_StatusTypeDef SWPMI_EndTransmit_IT(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1140 | { |
EricLew | 0:80ee8f3b695e | 1141 | /* Clear the SWPMI Transmit buffer empty Flag */ |
EricLew | 0:80ee8f3b695e | 1142 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_TXBEF); |
EricLew | 0:80ee8f3b695e | 1143 | /* Disable the all SWPMI Transmit Interrupts */ |
EricLew | 0:80ee8f3b695e | 1144 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_TIE | SWPMI_IT_TXUNRIE | SWPMI_IT_TXBEIE); |
EricLew | 0:80ee8f3b695e | 1145 | |
EricLew | 0:80ee8f3b695e | 1146 | /* Check if a receive Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 1147 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 1148 | { |
EricLew | 0:80ee8f3b695e | 1149 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 1150 | } |
EricLew | 0:80ee8f3b695e | 1151 | else |
EricLew | 0:80ee8f3b695e | 1152 | { |
EricLew | 0:80ee8f3b695e | 1153 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1154 | } |
EricLew | 0:80ee8f3b695e | 1155 | |
EricLew | 0:80ee8f3b695e | 1156 | HAL_SWPMI_TxCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1157 | |
EricLew | 0:80ee8f3b695e | 1158 | return HAL_OK; |
EricLew | 0:80ee8f3b695e | 1159 | } |
EricLew | 0:80ee8f3b695e | 1160 | |
EricLew | 0:80ee8f3b695e | 1161 | /** |
EricLew | 0:80ee8f3b695e | 1162 | * @brief Receive an amount of data in interrupt mode. |
EricLew | 0:80ee8f3b695e | 1163 | * @note Function called under interruption only, once interruptions have been enabled by HAL_SWPMI_Receive_IT() |
EricLew | 0:80ee8f3b695e | 1164 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1165 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1166 | */ |
EricLew | 0:80ee8f3b695e | 1167 | static HAL_StatusTypeDef SWPMI_Receive_IT(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1168 | { |
EricLew | 0:80ee8f3b695e | 1169 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 1170 | |
EricLew | 0:80ee8f3b695e | 1171 | if((hswpmi->State == HAL_SWPMI_STATE_BUSY_RX) || (hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX)) |
EricLew | 0:80ee8f3b695e | 1172 | { |
EricLew | 0:80ee8f3b695e | 1173 | *hswpmi->pRxBuffPtr++ = (uint32_t)(hswpmi->Instance->RDR); |
EricLew | 0:80ee8f3b695e | 1174 | |
EricLew | 0:80ee8f3b695e | 1175 | if(--hswpmi->RxXferCount == 0) |
EricLew | 0:80ee8f3b695e | 1176 | { |
EricLew | 0:80ee8f3b695e | 1177 | /* Wait for RXBFF flag to update state */ |
EricLew | 0:80ee8f3b695e | 1178 | HAL_SWPMI_RxCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1179 | } |
EricLew | 0:80ee8f3b695e | 1180 | } |
EricLew | 0:80ee8f3b695e | 1181 | else |
EricLew | 0:80ee8f3b695e | 1182 | { |
EricLew | 0:80ee8f3b695e | 1183 | status = HAL_BUSY; |
EricLew | 0:80ee8f3b695e | 1184 | } |
EricLew | 0:80ee8f3b695e | 1185 | |
EricLew | 0:80ee8f3b695e | 1186 | return status; |
EricLew | 0:80ee8f3b695e | 1187 | } |
EricLew | 0:80ee8f3b695e | 1188 | |
EricLew | 0:80ee8f3b695e | 1189 | /** |
EricLew | 0:80ee8f3b695e | 1190 | * @brief Wraps up reception in non-blocking mode. |
EricLew | 0:80ee8f3b695e | 1191 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1192 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1193 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1194 | */ |
EricLew | 0:80ee8f3b695e | 1195 | static HAL_StatusTypeDef SWPMI_EndReceive_IT(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1196 | { |
EricLew | 0:80ee8f3b695e | 1197 | /* Clear the SWPMI Receive buffer full Flag */ |
EricLew | 0:80ee8f3b695e | 1198 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_RXBFF); |
EricLew | 0:80ee8f3b695e | 1199 | /* Disable the all SWPMI Receive Interrupts */ |
EricLew | 0:80ee8f3b695e | 1200 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_RIE | SWPMI_IT_RXBERIE | SWPMI_IT_RXOVRIE | SWPMI_IT_RXBFIE); |
EricLew | 0:80ee8f3b695e | 1201 | |
EricLew | 0:80ee8f3b695e | 1202 | /* Check if a transmit Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 1203 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 1204 | { |
EricLew | 0:80ee8f3b695e | 1205 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 1206 | } |
EricLew | 0:80ee8f3b695e | 1207 | else |
EricLew | 0:80ee8f3b695e | 1208 | { |
EricLew | 0:80ee8f3b695e | 1209 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1210 | } |
EricLew | 0:80ee8f3b695e | 1211 | |
EricLew | 0:80ee8f3b695e | 1212 | return HAL_OK; |
EricLew | 0:80ee8f3b695e | 1213 | } |
EricLew | 0:80ee8f3b695e | 1214 | |
EricLew | 0:80ee8f3b695e | 1215 | /** |
EricLew | 0:80ee8f3b695e | 1216 | * @brief Wraps up transmission and reception in non-blocking mode. |
EricLew | 0:80ee8f3b695e | 1217 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1218 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1219 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1220 | */ |
EricLew | 0:80ee8f3b695e | 1221 | static HAL_StatusTypeDef SWPMI_EndTransmitReceive_IT(SWPMI_HandleTypeDef *hswpmi) |
EricLew | 0:80ee8f3b695e | 1222 | { |
EricLew | 0:80ee8f3b695e | 1223 | /* Clear the SWPMI Transmission Complete Flag */ |
EricLew | 0:80ee8f3b695e | 1224 | WRITE_REG(hswpmi->Instance->ICR, SWPMI_FLAG_TCF); |
EricLew | 0:80ee8f3b695e | 1225 | /* Disable the SWPMI Transmission Complete Interrupt */ |
EricLew | 0:80ee8f3b695e | 1226 | CLEAR_BIT(hswpmi->Instance->IER, SWPMI_IT_TCIE); |
EricLew | 0:80ee8f3b695e | 1227 | |
EricLew | 0:80ee8f3b695e | 1228 | /* Check if a receive Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 1229 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 1230 | { |
EricLew | 0:80ee8f3b695e | 1231 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 1232 | } |
EricLew | 0:80ee8f3b695e | 1233 | else if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX) |
EricLew | 0:80ee8f3b695e | 1234 | { |
EricLew | 0:80ee8f3b695e | 1235 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1236 | } |
EricLew | 0:80ee8f3b695e | 1237 | |
EricLew | 0:80ee8f3b695e | 1238 | return HAL_OK; |
EricLew | 0:80ee8f3b695e | 1239 | } |
EricLew | 0:80ee8f3b695e | 1240 | |
EricLew | 0:80ee8f3b695e | 1241 | /** |
EricLew | 0:80ee8f3b695e | 1242 | * @brief DMA SWPMI transmit process complete callback. |
EricLew | 0:80ee8f3b695e | 1243 | * @param hdma: DMA handle |
EricLew | 0:80ee8f3b695e | 1244 | * @retval None |
EricLew | 0:80ee8f3b695e | 1245 | */ |
EricLew | 0:80ee8f3b695e | 1246 | static void SWPMI_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
EricLew | 0:80ee8f3b695e | 1247 | { |
EricLew | 0:80ee8f3b695e | 1248 | SWPMI_HandleTypeDef* hswpmi = ( SWPMI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
EricLew | 0:80ee8f3b695e | 1249 | |
EricLew | 0:80ee8f3b695e | 1250 | /* DMA Normal mode*/ |
EricLew | 0:80ee8f3b695e | 1251 | if((hdma->Instance->CCR & DMA_CCR_CIRC) != SET) |
EricLew | 0:80ee8f3b695e | 1252 | { |
EricLew | 0:80ee8f3b695e | 1253 | hswpmi->TxXferCount = 0; |
EricLew | 0:80ee8f3b695e | 1254 | |
EricLew | 0:80ee8f3b695e | 1255 | /* Disable the DMA transfer for transmit request by setting the TXDMA bit |
EricLew | 0:80ee8f3b695e | 1256 | in the SWPMI CR register */ |
EricLew | 0:80ee8f3b695e | 1257 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_TXDMA); |
EricLew | 0:80ee8f3b695e | 1258 | |
EricLew | 0:80ee8f3b695e | 1259 | /* Wait the TXBEF */ |
EricLew | 0:80ee8f3b695e | 1260 | if(SWPMI_WaitOnFlagSetUntilTimeout(hswpmi, SWPMI_FLAG_TXBEF, SWPMI_TIMEOUT_VALUE) != HAL_OK) |
EricLew | 0:80ee8f3b695e | 1261 | { |
EricLew | 0:80ee8f3b695e | 1262 | /* Timeout occurred */ |
EricLew | 0:80ee8f3b695e | 1263 | HAL_SWPMI_ErrorCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1264 | } |
EricLew | 0:80ee8f3b695e | 1265 | else |
EricLew | 0:80ee8f3b695e | 1266 | { |
EricLew | 0:80ee8f3b695e | 1267 | /* No Timeout */ |
EricLew | 0:80ee8f3b695e | 1268 | /* Check if a receive process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 1269 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 1270 | { |
EricLew | 0:80ee8f3b695e | 1271 | hswpmi->State = HAL_SWPMI_STATE_BUSY_RX; |
EricLew | 0:80ee8f3b695e | 1272 | } |
EricLew | 0:80ee8f3b695e | 1273 | else |
EricLew | 0:80ee8f3b695e | 1274 | { |
EricLew | 0:80ee8f3b695e | 1275 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1276 | } |
EricLew | 0:80ee8f3b695e | 1277 | |
EricLew | 0:80ee8f3b695e | 1278 | HAL_SWPMI_TxCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1279 | } |
EricLew | 0:80ee8f3b695e | 1280 | } |
EricLew | 0:80ee8f3b695e | 1281 | /* DMA Circular mode */ |
EricLew | 0:80ee8f3b695e | 1282 | else |
EricLew | 0:80ee8f3b695e | 1283 | { |
EricLew | 0:80ee8f3b695e | 1284 | HAL_SWPMI_TxCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1285 | } |
EricLew | 0:80ee8f3b695e | 1286 | } |
EricLew | 0:80ee8f3b695e | 1287 | |
EricLew | 0:80ee8f3b695e | 1288 | /** |
EricLew | 0:80ee8f3b695e | 1289 | * @brief DMA SWPMI transmit process half complete callback. |
EricLew | 0:80ee8f3b695e | 1290 | * @param hdma : DMA handle |
EricLew | 0:80ee8f3b695e | 1291 | * @retval None |
EricLew | 0:80ee8f3b695e | 1292 | */ |
EricLew | 0:80ee8f3b695e | 1293 | static void SWPMI_DMATxHalfCplt(DMA_HandleTypeDef *hdma) |
EricLew | 0:80ee8f3b695e | 1294 | { |
EricLew | 0:80ee8f3b695e | 1295 | SWPMI_HandleTypeDef* hswpmi = (SWPMI_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
EricLew | 0:80ee8f3b695e | 1296 | |
EricLew | 0:80ee8f3b695e | 1297 | HAL_SWPMI_TxHalfCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1298 | } |
EricLew | 0:80ee8f3b695e | 1299 | |
EricLew | 0:80ee8f3b695e | 1300 | |
EricLew | 0:80ee8f3b695e | 1301 | /** |
EricLew | 0:80ee8f3b695e | 1302 | * @brief DMA SWPMI receive process complete callback. |
EricLew | 0:80ee8f3b695e | 1303 | * @param hdma: DMA handle |
EricLew | 0:80ee8f3b695e | 1304 | * @retval None |
EricLew | 0:80ee8f3b695e | 1305 | */ |
EricLew | 0:80ee8f3b695e | 1306 | static void SWPMI_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
EricLew | 0:80ee8f3b695e | 1307 | { |
EricLew | 0:80ee8f3b695e | 1308 | SWPMI_HandleTypeDef* hswpmi = ( SWPMI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
EricLew | 0:80ee8f3b695e | 1309 | |
EricLew | 0:80ee8f3b695e | 1310 | /* DMA Normal mode*/ |
EricLew | 0:80ee8f3b695e | 1311 | if((hdma->Instance->CCR & DMA_CCR_CIRC) == RESET) |
EricLew | 0:80ee8f3b695e | 1312 | { |
EricLew | 0:80ee8f3b695e | 1313 | hswpmi->RxXferCount = 0; |
EricLew | 0:80ee8f3b695e | 1314 | |
EricLew | 0:80ee8f3b695e | 1315 | /* Disable the DMA transfer for the receiver request by setting the RXDMA bit |
EricLew | 0:80ee8f3b695e | 1316 | in the SWPMI CR register */ |
EricLew | 0:80ee8f3b695e | 1317 | CLEAR_BIT(hswpmi->Instance->CR, SWPMI_CR_RXDMA); |
EricLew | 0:80ee8f3b695e | 1318 | |
EricLew | 0:80ee8f3b695e | 1319 | /* Check if a transmit Process is ongoing or not */ |
EricLew | 0:80ee8f3b695e | 1320 | if(hswpmi->State == HAL_SWPMI_STATE_BUSY_TX_RX) |
EricLew | 0:80ee8f3b695e | 1321 | { |
EricLew | 0:80ee8f3b695e | 1322 | hswpmi->State = HAL_SWPMI_STATE_BUSY_TX; |
EricLew | 0:80ee8f3b695e | 1323 | } |
EricLew | 0:80ee8f3b695e | 1324 | else |
EricLew | 0:80ee8f3b695e | 1325 | { |
EricLew | 0:80ee8f3b695e | 1326 | hswpmi->State = HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1327 | } |
EricLew | 0:80ee8f3b695e | 1328 | } |
EricLew | 0:80ee8f3b695e | 1329 | HAL_SWPMI_RxCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1330 | } |
EricLew | 0:80ee8f3b695e | 1331 | |
EricLew | 0:80ee8f3b695e | 1332 | /** |
EricLew | 0:80ee8f3b695e | 1333 | * @brief DMA SWPMI receive process half complete callback. |
EricLew | 0:80ee8f3b695e | 1334 | * @param hdma : DMA handle |
EricLew | 0:80ee8f3b695e | 1335 | * @retval None |
EricLew | 0:80ee8f3b695e | 1336 | */ |
EricLew | 0:80ee8f3b695e | 1337 | static void SWPMI_DMARxHalfCplt(DMA_HandleTypeDef *hdma) |
EricLew | 0:80ee8f3b695e | 1338 | { |
EricLew | 0:80ee8f3b695e | 1339 | SWPMI_HandleTypeDef* hswpmi = (SWPMI_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
EricLew | 0:80ee8f3b695e | 1340 | |
EricLew | 0:80ee8f3b695e | 1341 | HAL_SWPMI_RxHalfCpltCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1342 | } |
EricLew | 0:80ee8f3b695e | 1343 | |
EricLew | 0:80ee8f3b695e | 1344 | /** |
EricLew | 0:80ee8f3b695e | 1345 | * @brief DMA SWPMI communication error callback. |
EricLew | 0:80ee8f3b695e | 1346 | * @param hdma: DMA handle |
EricLew | 0:80ee8f3b695e | 1347 | * @retval None |
EricLew | 0:80ee8f3b695e | 1348 | */ |
EricLew | 0:80ee8f3b695e | 1349 | static void SWPMI_DMAError(DMA_HandleTypeDef *hdma) |
EricLew | 0:80ee8f3b695e | 1350 | { |
EricLew | 0:80ee8f3b695e | 1351 | SWPMI_HandleTypeDef* hswpmi = ( SWPMI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
EricLew | 0:80ee8f3b695e | 1352 | |
EricLew | 0:80ee8f3b695e | 1353 | /* Update handle */ |
EricLew | 0:80ee8f3b695e | 1354 | hswpmi->RxXferCount = 0; |
EricLew | 0:80ee8f3b695e | 1355 | hswpmi->TxXferCount = 0; |
EricLew | 0:80ee8f3b695e | 1356 | hswpmi->State= HAL_SWPMI_STATE_READY; |
EricLew | 0:80ee8f3b695e | 1357 | hswpmi->ErrorCode |= HAL_SWPMI_ERROR_DMA; |
EricLew | 0:80ee8f3b695e | 1358 | |
EricLew | 0:80ee8f3b695e | 1359 | HAL_SWPMI_ErrorCallback(hswpmi); |
EricLew | 0:80ee8f3b695e | 1360 | } |
EricLew | 0:80ee8f3b695e | 1361 | |
EricLew | 0:80ee8f3b695e | 1362 | /** |
EricLew | 0:80ee8f3b695e | 1363 | * @brief Handle SWPMI Communication Timeout. |
EricLew | 0:80ee8f3b695e | 1364 | * @param hswpmi: SWPMI handle |
EricLew | 0:80ee8f3b695e | 1365 | * @param Flag: specifies the SWPMI flag to check. |
EricLew | 0:80ee8f3b695e | 1366 | * @param Timeout: Timeout duration |
EricLew | 0:80ee8f3b695e | 1367 | * @retval HAL status |
EricLew | 0:80ee8f3b695e | 1368 | */ |
EricLew | 0:80ee8f3b695e | 1369 | static HAL_StatusTypeDef SWPMI_WaitOnFlagSetUntilTimeout(SWPMI_HandleTypeDef *hswpmi, uint32_t Flag, uint32_t Timeout) |
EricLew | 0:80ee8f3b695e | 1370 | { |
EricLew | 0:80ee8f3b695e | 1371 | uint32_t tickstart = HAL_GetTick(); |
EricLew | 0:80ee8f3b695e | 1372 | HAL_StatusTypeDef status = HAL_OK; |
EricLew | 0:80ee8f3b695e | 1373 | |
EricLew | 0:80ee8f3b695e | 1374 | /* Wait until flag is set */ |
EricLew | 0:80ee8f3b695e | 1375 | while(!(HAL_IS_BIT_SET(hswpmi->Instance->ISR, Flag))) |
EricLew | 0:80ee8f3b695e | 1376 | { |
EricLew | 0:80ee8f3b695e | 1377 | /* Check for the Timeout */ |
EricLew | 0:80ee8f3b695e | 1378 | if(Timeout != HAL_MAX_DELAY) |
EricLew | 0:80ee8f3b695e | 1379 | { |
EricLew | 0:80ee8f3b695e | 1380 | if((HAL_GetTick() - tickstart ) > Timeout) |
EricLew | 0:80ee8f3b695e | 1381 | { |
EricLew | 0:80ee8f3b695e | 1382 | hswpmi->State = HAL_SWPMI_STATE_TIMEOUT; |
EricLew | 0:80ee8f3b695e | 1383 | |
EricLew | 0:80ee8f3b695e | 1384 | status = HAL_TIMEOUT; |
EricLew | 0:80ee8f3b695e | 1385 | break; |
EricLew | 0:80ee8f3b695e | 1386 | } |
EricLew | 0:80ee8f3b695e | 1387 | } |
EricLew | 0:80ee8f3b695e | 1388 | } |
EricLew | 0:80ee8f3b695e | 1389 | |
EricLew | 0:80ee8f3b695e | 1390 | return status; |
EricLew | 0:80ee8f3b695e | 1391 | } |
EricLew | 0:80ee8f3b695e | 1392 | |
EricLew | 0:80ee8f3b695e | 1393 | /** |
EricLew | 0:80ee8f3b695e | 1394 | * @} |
EricLew | 0:80ee8f3b695e | 1395 | */ |
EricLew | 0:80ee8f3b695e | 1396 | |
EricLew | 0:80ee8f3b695e | 1397 | #endif /* HAL_SWPMI_MODULE_ENABLED */ |
EricLew | 0:80ee8f3b695e | 1398 | /** |
EricLew | 0:80ee8f3b695e | 1399 | * @} |
EricLew | 0:80ee8f3b695e | 1400 | */ |
EricLew | 0:80ee8f3b695e | 1401 | |
EricLew | 0:80ee8f3b695e | 1402 | /** |
EricLew | 0:80ee8f3b695e | 1403 | * @} |
EricLew | 0:80ee8f3b695e | 1404 | */ |
EricLew | 0:80ee8f3b695e | 1405 | |
EricLew | 0:80ee8f3b695e | 1406 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
EricLew | 0:80ee8f3b695e | 1407 |