João Victor / stm32f4-discovery-CAN-Activation

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targets/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_pcd_ex.c@167:e84263d55307, 2017-06-21 (annotated)

Committer:
AnnaBridge
Date:
Wed Jun 21 17:46:44 2017 +0100
Revision:
167:e84263d55307
Parent:
149:156823d33999 
This updates the lib to the mbed lib v 145

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /**
<> 144:ef7eb2e8f9f7 2 ******************************************************************************
<> 144:ef7eb2e8f9f7 3 * @file stm32l4xx_hal_pcd_ex.c
<> 144:ef7eb2e8f9f7 4 * @author MCD Application Team
AnnaBridge 167:e84263d55307 5 * @version V1.7.1
AnnaBridge 167:e84263d55307 6 * @date 21-April-2017
<> 144:ef7eb2e8f9f7 7 * @brief PCD Extended HAL module driver.
<> 144:ef7eb2e8f9f7 8 * This file provides firmware functions to manage the following
<> 144:ef7eb2e8f9f7 9 * functionalities of the USB Peripheral Controller:
<> 144:ef7eb2e8f9f7 10 * + Extended features functions
<> 144:ef7eb2e8f9f7 11 *
<> 144:ef7eb2e8f9f7 12 ******************************************************************************
<> 144:ef7eb2e8f9f7 13 * @attention
<> 144:ef7eb2e8f9f7 14 *
AnnaBridge 167:e84263d55307 15 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
<> 144:ef7eb2e8f9f7 16 *
<> 144:ef7eb2e8f9f7 17 * Redistribution and use in source and binary forms, with or without modification,
<> 144:ef7eb2e8f9f7 18 * are permitted provided that the following conditions are met:
<> 144:ef7eb2e8f9f7 19 * 1. Redistributions of source code must retain the above copyright notice,
<> 144:ef7eb2e8f9f7 20 * this list of conditions and the following disclaimer.
<> 144:ef7eb2e8f9f7 21 * 2. Redistributions in binary form must reproduce the above copyright notice,
<> 144:ef7eb2e8f9f7 22 * this list of conditions and the following disclaimer in the documentation
<> 144:ef7eb2e8f9f7 23 * and/or other materials provided with the distribution.
<> 144:ef7eb2e8f9f7 24 * 3. Neither the name of STMicroelectronics nor the names of its contributors
<> 144:ef7eb2e8f9f7 25 * may be used to endorse or promote products derived from this software
<> 144:ef7eb2e8f9f7 26 * without specific prior written permission.
<> 144:ef7eb2e8f9f7 27 *
<> 144:ef7eb2e8f9f7 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<> 144:ef7eb2e8f9f7 29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<> 144:ef7eb2e8f9f7 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 144:ef7eb2e8f9f7 31 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<> 144:ef7eb2e8f9f7 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<> 144:ef7eb2e8f9f7 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<> 144:ef7eb2e8f9f7 34 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<> 144:ef7eb2e8f9f7 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<> 144:ef7eb2e8f9f7 36 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<> 144:ef7eb2e8f9f7 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 144:ef7eb2e8f9f7 38 *
<> 144:ef7eb2e8f9f7 39 ******************************************************************************
<> 144:ef7eb2e8f9f7 40 */
<> 144:ef7eb2e8f9f7 41
<> 144:ef7eb2e8f9f7 42 /* Includes ------------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 43 #include "stm32l4xx_hal.h"
<> 144:ef7eb2e8f9f7 44
<> 144:ef7eb2e8f9f7 45 /** @addtogroup STM32L4xx_HAL_Driver
<> 144:ef7eb2e8f9f7 46 * @{
<> 144:ef7eb2e8f9f7 47 */
<> 144:ef7eb2e8f9f7 48 #ifdef HAL_PCD_MODULE_ENABLED
<> 144:ef7eb2e8f9f7 49
AnnaBridge 167:e84263d55307 50 #if defined(STM32L432xx) || defined(STM32L433xx) || defined(STM32L442xx) || defined(STM32L443xx) || \
AnnaBridge 167:e84263d55307 51 defined(STM32L452xx) || defined(STM32L462xx) || \
AnnaBridge 167:e84263d55307 52 defined(STM32L475xx) || defined(STM32L476xx) || defined(STM32L485xx) || defined(STM32L486xx) || \
AnnaBridge 167:e84263d55307 53 defined(STM32L496xx) || defined(STM32L4A6xx)
<> 144:ef7eb2e8f9f7 54
<> 144:ef7eb2e8f9f7 55 /** @defgroup PCDEx PCDEx
<> 144:ef7eb2e8f9f7 56 * @brief PCD Extended HAL module driver
<> 144:ef7eb2e8f9f7 57 * @{
<> 144:ef7eb2e8f9f7 58 */
<> 144:ef7eb2e8f9f7 59
<> 144:ef7eb2e8f9f7 60 /* Private types -------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 61 /* Private variables ---------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 62 /* Private constants ---------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 63 /* Private macros ------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 64 /* Private functions ---------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 65 /* Exported functions --------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 66
<> 144:ef7eb2e8f9f7 67 /** @defgroup PCDEx_Exported_Functions PCDEx Exported Functions
<> 144:ef7eb2e8f9f7 68 * @{
<> 144:ef7eb2e8f9f7 69 */
<> 144:ef7eb2e8f9f7 70
<> 144:ef7eb2e8f9f7 71 /** @defgroup PCDEx_Exported_Functions_Group1 Peripheral Control functions
<> 144:ef7eb2e8f9f7 72 * @brief PCDEx control functions
<> 144:ef7eb2e8f9f7 73 *
<> 144:ef7eb2e8f9f7 74 @verbatim
<> 144:ef7eb2e8f9f7 75 ===============================================================================
<> 144:ef7eb2e8f9f7 76 ##### Extended features functions #####
<> 144:ef7eb2e8f9f7 77 ===============================================================================
<> 144:ef7eb2e8f9f7 78 [..] This section provides functions allowing to:
<> 144:ef7eb2e8f9f7 79 (+) Update FIFO configuration
<> 144:ef7eb2e8f9f7 80
<> 144:ef7eb2e8f9f7 81 @endverbatim
<> 144:ef7eb2e8f9f7 82 * @{
<> 144:ef7eb2e8f9f7 83 */
<> 144:ef7eb2e8f9f7 84 #if defined (USB_OTG_FS)
<> 144:ef7eb2e8f9f7 85 /**
<> 144:ef7eb2e8f9f7 86 * @brief Set Tx FIFO
<> 144:ef7eb2e8f9f7 87 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 88 * @param fifo: The number of Tx fifo
<> 144:ef7eb2e8f9f7 89 * @param size: Fifo size
<> 144:ef7eb2e8f9f7 90 * @retval HAL status
<> 144:ef7eb2e8f9f7 91 */
<> 144:ef7eb2e8f9f7 92 HAL_StatusTypeDef HAL_PCDEx_SetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo, uint16_t size)
<> 144:ef7eb2e8f9f7 93 {
<> 144:ef7eb2e8f9f7 94 uint8_t index = 0;
<> 144:ef7eb2e8f9f7 95 uint32_t Tx_Offset = 0;
<> 144:ef7eb2e8f9f7 96
<> 144:ef7eb2e8f9f7 97 /* TXn min size = 16 words. (n : Transmit FIFO index)
<> 144:ef7eb2e8f9f7 98 When a TxFIFO is not used, the Configuration should be as follows:
<> 144:ef7eb2e8f9f7 99 case 1 : n > m and Txn is not used (n,m : Transmit FIFO indexes)
<> 144:ef7eb2e8f9f7 100 --> Txm can use the space allocated for Txn.
<> 144:ef7eb2e8f9f7 101 case2 : n < m and Txn is not used (n,m : Transmit FIFO indexes)
<> 144:ef7eb2e8f9f7 102 --> Txn should be configured with the minimum space of 16 words
<> 144:ef7eb2e8f9f7 103 The FIFO is used optimally when used TxFIFOs are allocated in the top
<> 144:ef7eb2e8f9f7 104 of the FIFO.Ex: use EP1 and EP2 as IN instead of EP1 and EP3 as IN ones.
<> 144:ef7eb2e8f9f7 105 When DMA is used 3n * FIFO locations should be reserved for internal DMA registers */
<> 144:ef7eb2e8f9f7 106
<> 144:ef7eb2e8f9f7 107 Tx_Offset = hpcd->Instance->GRXFSIZ;
<> 144:ef7eb2e8f9f7 108
<> 144:ef7eb2e8f9f7 109 if(fifo == 0)
<> 144:ef7eb2e8f9f7 110 {
<> 144:ef7eb2e8f9f7 111 hpcd->Instance->DIEPTXF0_HNPTXFSIZ = (size << 16) | Tx_Offset;
<> 144:ef7eb2e8f9f7 112 }
<> 144:ef7eb2e8f9f7 113 else
<> 144:ef7eb2e8f9f7 114 {
<> 144:ef7eb2e8f9f7 115 Tx_Offset += (hpcd->Instance->DIEPTXF0_HNPTXFSIZ) >> 16;
<> 144:ef7eb2e8f9f7 116 for (index = 0; index < (fifo - 1); index++)
<> 144:ef7eb2e8f9f7 117 {
<> 144:ef7eb2e8f9f7 118 Tx_Offset += (hpcd->Instance->DIEPTXF[index] >> 16);
<> 144:ef7eb2e8f9f7 119 }
<> 144:ef7eb2e8f9f7 120
<> 144:ef7eb2e8f9f7 121 /* Multiply Tx_Size by 2 to get higher performance */
<> 144:ef7eb2e8f9f7 122 hpcd->Instance->DIEPTXF[fifo - 1] = (size << 16) | Tx_Offset;
<> 144:ef7eb2e8f9f7 123 }
<> 144:ef7eb2e8f9f7 124
<> 144:ef7eb2e8f9f7 125 return HAL_OK;
<> 144:ef7eb2e8f9f7 126 }
<> 144:ef7eb2e8f9f7 127
<> 144:ef7eb2e8f9f7 128 /**
<> 144:ef7eb2e8f9f7 129 * @brief Set Rx FIFO
<> 144:ef7eb2e8f9f7 130 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 131 * @param size: Size of Rx fifo
<> 144:ef7eb2e8f9f7 132 * @retval HAL status
<> 144:ef7eb2e8f9f7 133 */
<> 144:ef7eb2e8f9f7 134 HAL_StatusTypeDef HAL_PCDEx_SetRxFiFo(PCD_HandleTypeDef *hpcd, uint16_t size)
<> 144:ef7eb2e8f9f7 135 {
<> 144:ef7eb2e8f9f7 136 hpcd->Instance->GRXFSIZ = size;
<> 144:ef7eb2e8f9f7 137
<> 144:ef7eb2e8f9f7 138 return HAL_OK;
<> 144:ef7eb2e8f9f7 139 }
<> 144:ef7eb2e8f9f7 140
<> 144:ef7eb2e8f9f7 141 /**
<> 144:ef7eb2e8f9f7 142 * @brief Activate LPM feature.
<> 144:ef7eb2e8f9f7 143 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 144 * @retval HAL status
<> 144:ef7eb2e8f9f7 145 */
<> 144:ef7eb2e8f9f7 146 HAL_StatusTypeDef HAL_PCDEx_ActivateLPM(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 147 {
<> 144:ef7eb2e8f9f7 148 USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 149
<> 144:ef7eb2e8f9f7 150 hpcd->lpm_active = ENABLE;
<> 144:ef7eb2e8f9f7 151 hpcd->LPM_State = LPM_L0;
<> 144:ef7eb2e8f9f7 152 USBx->GINTMSK |= USB_OTG_GINTMSK_LPMINTM;
<> 144:ef7eb2e8f9f7 153 USBx->GLPMCFG |= (USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
<> 144:ef7eb2e8f9f7 154
<> 144:ef7eb2e8f9f7 155 return HAL_OK;
<> 144:ef7eb2e8f9f7 156 }
<> 144:ef7eb2e8f9f7 157
<> 144:ef7eb2e8f9f7 158 /**
<> 144:ef7eb2e8f9f7 159 * @brief Deactivate LPM feature.
<> 144:ef7eb2e8f9f7 160 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 161 * @retval HAL status
<> 144:ef7eb2e8f9f7 162 */
<> 144:ef7eb2e8f9f7 163 HAL_StatusTypeDef HAL_PCDEx_DeActivateLPM(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 164 {
<> 144:ef7eb2e8f9f7 165 USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 166
<> 144:ef7eb2e8f9f7 167 hpcd->lpm_active = DISABLE;
<> 144:ef7eb2e8f9f7 168 USBx->GINTMSK &= ~USB_OTG_GINTMSK_LPMINTM;
<> 144:ef7eb2e8f9f7 169 USBx->GLPMCFG &= ~(USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
<> 144:ef7eb2e8f9f7 170
<> 144:ef7eb2e8f9f7 171 return HAL_OK;
<> 144:ef7eb2e8f9f7 172 }
<> 144:ef7eb2e8f9f7 173
<> 144:ef7eb2e8f9f7 174 /**
<> 144:ef7eb2e8f9f7 175 * @brief Handle BatteryCharging Process.
<> 144:ef7eb2e8f9f7 176 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 177 * @retval HAL status
<> 144:ef7eb2e8f9f7 178 */
<> 144:ef7eb2e8f9f7 179 void HAL_PCDEx_BCD_VBUSDetect(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 180 {
<> 144:ef7eb2e8f9f7 181 USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 182 uint32_t tickstart = HAL_GetTick();
<> 144:ef7eb2e8f9f7 183
<> 144:ef7eb2e8f9f7 184 /* Start BCD When device is connected */
<> 144:ef7eb2e8f9f7 185 if (USBx_DEVICE->DCTL & USB_OTG_DCTL_SDIS)
<> 144:ef7eb2e8f9f7 186 {
<> 144:ef7eb2e8f9f7 187 /* Enable DCD : Data Contact Detect */
<> 144:ef7eb2e8f9f7 188 USBx->GCCFG |= USB_OTG_GCCFG_DCDEN;
<> 144:ef7eb2e8f9f7 189
<> 144:ef7eb2e8f9f7 190 /* Wait Detect flag or a timeout is happen*/
<> 144:ef7eb2e8f9f7 191 while ((USBx->GCCFG & USB_OTG_GCCFG_DCDET) == 0)
<> 144:ef7eb2e8f9f7 192 {
<> 144:ef7eb2e8f9f7 193 /* Check for the Timeout */
<> 144:ef7eb2e8f9f7 194 if((HAL_GetTick() - tickstart ) > 1000)
<> 144:ef7eb2e8f9f7 195 {
<> 144:ef7eb2e8f9f7 196 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_ERROR);
<> 144:ef7eb2e8f9f7 197 return;
<> 144:ef7eb2e8f9f7 198 }
<> 144:ef7eb2e8f9f7 199 }
<> 144:ef7eb2e8f9f7 200
<> 144:ef7eb2e8f9f7 201 /* Right response got */
<> 144:ef7eb2e8f9f7 202 HAL_Delay(100);
<> 144:ef7eb2e8f9f7 203
<> 144:ef7eb2e8f9f7 204 /* Check Detect flag*/
<> 144:ef7eb2e8f9f7 205 if (USBx->GCCFG & USB_OTG_GCCFG_DCDET)
<> 144:ef7eb2e8f9f7 206 {
<> 144:ef7eb2e8f9f7 207 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CONTACT_DETECTION);
<> 144:ef7eb2e8f9f7 208 }
<> 144:ef7eb2e8f9f7 209
<> 144:ef7eb2e8f9f7 210 /*Primary detection: checks if connected to Standard Downstream Port
<> 144:ef7eb2e8f9f7 211 (without charging capability) */
<> 144:ef7eb2e8f9f7 212 USBx->GCCFG &=~ USB_OTG_GCCFG_DCDEN;
<> 144:ef7eb2e8f9f7 213 USBx->GCCFG |= USB_OTG_GCCFG_PDEN;
<> 144:ef7eb2e8f9f7 214 HAL_Delay(100);
<> 144:ef7eb2e8f9f7 215
<> 144:ef7eb2e8f9f7 216 if (!(USBx->GCCFG & USB_OTG_GCCFG_PDET))
<> 144:ef7eb2e8f9f7 217 {
<> 144:ef7eb2e8f9f7 218 /* Case of Standard Downstream Port */
<> 144:ef7eb2e8f9f7 219 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT);
<> 144:ef7eb2e8f9f7 220 }
<> 144:ef7eb2e8f9f7 221 else
<> 144:ef7eb2e8f9f7 222 {
<> 144:ef7eb2e8f9f7 223 /* start secondary detection to check connection to Charging Downstream
<> 144:ef7eb2e8f9f7 224 Port or Dedicated Charging Port */
<> 144:ef7eb2e8f9f7 225 USBx->GCCFG &=~ USB_OTG_GCCFG_PDEN;
<> 144:ef7eb2e8f9f7 226 USBx->GCCFG |= USB_OTG_GCCFG_SDEN;
<> 144:ef7eb2e8f9f7 227 HAL_Delay(100);
<> 144:ef7eb2e8f9f7 228
<> 144:ef7eb2e8f9f7 229 if ((USBx->GCCFG) & USB_OTG_GCCFG_SDET)
<> 144:ef7eb2e8f9f7 230 {
<> 144:ef7eb2e8f9f7 231 /* case Dedicated Charging Port */
<> 144:ef7eb2e8f9f7 232 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT);
<> 144:ef7eb2e8f9f7 233 }
<> 144:ef7eb2e8f9f7 234 else
<> 144:ef7eb2e8f9f7 235 {
<> 144:ef7eb2e8f9f7 236 /* case Charging Downstream Port */
<> 144:ef7eb2e8f9f7 237 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT);
<> 144:ef7eb2e8f9f7 238 }
<> 144:ef7eb2e8f9f7 239 }
<> 144:ef7eb2e8f9f7 240 /* Battery Charging capability discovery finished */
<> 144:ef7eb2e8f9f7 241 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DISCOVERY_COMPLETED);
<> 144:ef7eb2e8f9f7 242 }
<> 144:ef7eb2e8f9f7 243 }
<> 144:ef7eb2e8f9f7 244
<> 144:ef7eb2e8f9f7 245 /**
<> 144:ef7eb2e8f9f7 246 * @brief Activate BatteryCharging feature.
<> 144:ef7eb2e8f9f7 247 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 248 * @retval HAL status
<> 144:ef7eb2e8f9f7 249 */
<> 144:ef7eb2e8f9f7 250 HAL_StatusTypeDef HAL_PCDEx_ActivateBCD(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 251 {
<> 144:ef7eb2e8f9f7 252 USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 253
<> 144:ef7eb2e8f9f7 254 hpcd->battery_charging_active = ENABLE;
<> 144:ef7eb2e8f9f7 255 USBx->GCCFG |= (USB_OTG_GCCFG_BCDEN);
<> 144:ef7eb2e8f9f7 256
<> 144:ef7eb2e8f9f7 257 return HAL_OK;
<> 144:ef7eb2e8f9f7 258 }
<> 144:ef7eb2e8f9f7 259
<> 144:ef7eb2e8f9f7 260 /**
<> 144:ef7eb2e8f9f7 261 * @brief Deactivate BatteryCharging feature.
<> 144:ef7eb2e8f9f7 262 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 263 * @retval HAL status
<> 144:ef7eb2e8f9f7 264 */
<> 144:ef7eb2e8f9f7 265 HAL_StatusTypeDef HAL_PCDEx_DeActivateBCD(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 266 {
<> 144:ef7eb2e8f9f7 267 USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 268 hpcd->battery_charging_active = DISABLE;
<> 144:ef7eb2e8f9f7 269 USBx->GCCFG &= ~(USB_OTG_GCCFG_BCDEN);
<> 144:ef7eb2e8f9f7 270 return HAL_OK;
<> 144:ef7eb2e8f9f7 271 }
<> 144:ef7eb2e8f9f7 272 #endif /* USB_OTG_FS */
<> 144:ef7eb2e8f9f7 273
<> 144:ef7eb2e8f9f7 274 #if defined (USB)
<> 144:ef7eb2e8f9f7 275 /**
<> 144:ef7eb2e8f9f7 276 * @brief Configure PMA for EP
<> 144:ef7eb2e8f9f7 277 * @param hpcd : Device instance
<> 144:ef7eb2e8f9f7 278 * @param ep_addr: endpoint address
<> 144:ef7eb2e8f9f7 279 * @param ep_kind: endpoint Kind
<> 144:ef7eb2e8f9f7 280 * USB_SNG_BUF: Single Buffer used
<> 144:ef7eb2e8f9f7 281 * USB_DBL_BUF: Double Buffer used
<> 144:ef7eb2e8f9f7 282 * @param pmaadress: EP address in The PMA: In case of single buffer endpoint
<> 144:ef7eb2e8f9f7 283 * this parameter is 16-bit value providing the address
<> 144:ef7eb2e8f9f7 284 * in PMA allocated to endpoint.
<> 144:ef7eb2e8f9f7 285 * In case of double buffer endpoint this parameter
<> 144:ef7eb2e8f9f7 286 * is a 32-bit value providing the endpoint buffer 0 address
<> 144:ef7eb2e8f9f7 287 * in the LSB part of 32-bit value and endpoint buffer 1 address
<> 144:ef7eb2e8f9f7 288 * in the MSB part of 32-bit value.
<> 144:ef7eb2e8f9f7 289 * @retval HAL status
<> 144:ef7eb2e8f9f7 290 */
<> 144:ef7eb2e8f9f7 291
<> 144:ef7eb2e8f9f7 292 HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd,
<> 144:ef7eb2e8f9f7 293 uint16_t ep_addr,
<> 144:ef7eb2e8f9f7 294 uint16_t ep_kind,
<> 144:ef7eb2e8f9f7 295 uint32_t pmaadress)
<> 144:ef7eb2e8f9f7 296
<> 144:ef7eb2e8f9f7 297 {
<> 144:ef7eb2e8f9f7 298 PCD_EPTypeDef *ep = NULL;
<> 144:ef7eb2e8f9f7 299
<> 144:ef7eb2e8f9f7 300 /* initialize ep structure*/
<> 144:ef7eb2e8f9f7 301 if ((0x80 & ep_addr) == 0x80)
<> 144:ef7eb2e8f9f7 302 {
<> 144:ef7eb2e8f9f7 303 ep = &hpcd->IN_ep[ep_addr & 0x7F];
<> 144:ef7eb2e8f9f7 304 }
<> 144:ef7eb2e8f9f7 305 else
<> 144:ef7eb2e8f9f7 306 {
<> 144:ef7eb2e8f9f7 307 ep = &hpcd->OUT_ep[ep_addr];
<> 144:ef7eb2e8f9f7 308 }
<> 144:ef7eb2e8f9f7 309
<> 144:ef7eb2e8f9f7 310 /* Here we check if the endpoint is single or double Buffer*/
<> 144:ef7eb2e8f9f7 311 if (ep_kind == PCD_SNG_BUF)
<> 144:ef7eb2e8f9f7 312 {
<> 144:ef7eb2e8f9f7 313 /*Single Buffer*/
<> 144:ef7eb2e8f9f7 314 ep->doublebuffer = 0;
<> 144:ef7eb2e8f9f7 315 /*Configure te PMA*/
<> 144:ef7eb2e8f9f7 316 ep->pmaadress = (uint16_t)pmaadress;
<> 144:ef7eb2e8f9f7 317 }
<> 144:ef7eb2e8f9f7 318 else /*USB_DBL_BUF*/
<> 144:ef7eb2e8f9f7 319 {
<> 144:ef7eb2e8f9f7 320 /*Double Buffer Endpoint*/
<> 144:ef7eb2e8f9f7 321 ep->doublebuffer = 1;
<> 144:ef7eb2e8f9f7 322 /*Configure the PMA*/
<> 144:ef7eb2e8f9f7 323 ep->pmaaddr0 = pmaadress & 0xFFFF;
<> 144:ef7eb2e8f9f7 324 ep->pmaaddr1 = (pmaadress & 0xFFFF0000) >> 16;
<> 144:ef7eb2e8f9f7 325 }
<> 144:ef7eb2e8f9f7 326
<> 144:ef7eb2e8f9f7 327 return HAL_OK;
<> 144:ef7eb2e8f9f7 328 }
<> 144:ef7eb2e8f9f7 329
<> 144:ef7eb2e8f9f7 330 /**
<> 144:ef7eb2e8f9f7 331 * @brief Activate BatteryCharging feature.
<> 144:ef7eb2e8f9f7 332 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 333 * @retval HAL status
<> 144:ef7eb2e8f9f7 334 */
<> 144:ef7eb2e8f9f7 335 HAL_StatusTypeDef HAL_PCDEx_ActivateBCD(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 336 {
<> 144:ef7eb2e8f9f7 337 USB_TypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 338 hpcd->battery_charging_active = ENABLE;
<> 144:ef7eb2e8f9f7 339
<> 144:ef7eb2e8f9f7 340 USBx->BCDR |= (USB_BCDR_BCDEN);
<> 144:ef7eb2e8f9f7 341 /* Enable DCD : Data Contact Detect */
<> 144:ef7eb2e8f9f7 342 USBx->BCDR |= (USB_BCDR_DCDEN);
<> 144:ef7eb2e8f9f7 343
<> 144:ef7eb2e8f9f7 344 return HAL_OK;
<> 144:ef7eb2e8f9f7 345 }
<> 144:ef7eb2e8f9f7 346
<> 144:ef7eb2e8f9f7 347 /**
<> 144:ef7eb2e8f9f7 348 * @brief Deactivate BatteryCharging feature.
<> 144:ef7eb2e8f9f7 349 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 350 * @retval HAL status
<> 144:ef7eb2e8f9f7 351 */
<> 144:ef7eb2e8f9f7 352 HAL_StatusTypeDef HAL_PCDEx_DeActivateBCD(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 353 {
<> 144:ef7eb2e8f9f7 354 USB_TypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 355 hpcd->battery_charging_active = DISABLE;
<> 144:ef7eb2e8f9f7 356
<> 144:ef7eb2e8f9f7 357 USBx->BCDR &= ~(USB_BCDR_BCDEN);
<> 144:ef7eb2e8f9f7 358 return HAL_OK;
<> 144:ef7eb2e8f9f7 359 }
<> 144:ef7eb2e8f9f7 360
<> 144:ef7eb2e8f9f7 361 /**
<> 144:ef7eb2e8f9f7 362 * @brief Handle BatteryCharging Process.
<> 144:ef7eb2e8f9f7 363 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 364 * @retval HAL status
<> 144:ef7eb2e8f9f7 365 */
<> 144:ef7eb2e8f9f7 366 void HAL_PCDEx_BCD_VBUSDetect(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 367 {
<> 144:ef7eb2e8f9f7 368 USB_TypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 369 uint32_t tickstart = HAL_GetTick();
<> 144:ef7eb2e8f9f7 370
<> 144:ef7eb2e8f9f7 371 /* Wait Detect flag or a timeout is happen*/
<> 144:ef7eb2e8f9f7 372 while ((USBx->BCDR & USB_BCDR_DCDET) == 0)
<> 144:ef7eb2e8f9f7 373 {
<> 144:ef7eb2e8f9f7 374 /* Check for the Timeout */
<> 144:ef7eb2e8f9f7 375 if((HAL_GetTick() - tickstart ) > 1000)
<> 144:ef7eb2e8f9f7 376 {
<> 144:ef7eb2e8f9f7 377 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_ERROR);
<> 144:ef7eb2e8f9f7 378 return;
<> 144:ef7eb2e8f9f7 379 }
<> 144:ef7eb2e8f9f7 380 }
<> 144:ef7eb2e8f9f7 381
<> 144:ef7eb2e8f9f7 382 HAL_Delay(300);
<> 144:ef7eb2e8f9f7 383
<> 144:ef7eb2e8f9f7 384 /* Data Pin Contact ? Check Detect flag */
<> 144:ef7eb2e8f9f7 385 if (USBx->BCDR & USB_BCDR_DCDET)
<> 144:ef7eb2e8f9f7 386 {
<> 144:ef7eb2e8f9f7 387 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CONTACT_DETECTION);
<> 144:ef7eb2e8f9f7 388 }
<> 144:ef7eb2e8f9f7 389 /* Primary detection: checks if connected to Standard Downstream Port
<> 144:ef7eb2e8f9f7 390 (without charging capability) */
<> 144:ef7eb2e8f9f7 391 USBx->BCDR &= ~(USB_BCDR_DCDEN);
<> 144:ef7eb2e8f9f7 392 USBx->BCDR |= (USB_BCDR_PDEN);
<> 144:ef7eb2e8f9f7 393 HAL_Delay(300);
<> 144:ef7eb2e8f9f7 394
<> 144:ef7eb2e8f9f7 395 /* If Charger detect ? */
<> 144:ef7eb2e8f9f7 396 if (USBx->BCDR & USB_BCDR_PDET)
<> 144:ef7eb2e8f9f7 397 {
<> 144:ef7eb2e8f9f7 398 /* Start secondary detection to check connection to Charging Downstream
<> 144:ef7eb2e8f9f7 399 Port or Dedicated Charging Port */
<> 144:ef7eb2e8f9f7 400 USBx->BCDR &= ~(USB_BCDR_PDEN);
<> 144:ef7eb2e8f9f7 401 USBx->BCDR |= (USB_BCDR_SDEN);
<> 144:ef7eb2e8f9f7 402 HAL_Delay(300);
<> 144:ef7eb2e8f9f7 403
<> 144:ef7eb2e8f9f7 404 /* If CDP ? */
<> 144:ef7eb2e8f9f7 405 if (USBx->BCDR & USB_BCDR_SDET)
<> 144:ef7eb2e8f9f7 406 {
<> 144:ef7eb2e8f9f7 407 /* Dedicated Downstream Port DCP */
<> 144:ef7eb2e8f9f7 408 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT);
<> 144:ef7eb2e8f9f7 409 }
<> 144:ef7eb2e8f9f7 410 else
<> 144:ef7eb2e8f9f7 411 {
<> 144:ef7eb2e8f9f7 412 /* Charging Downstream Port CDP */
<> 144:ef7eb2e8f9f7 413 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT);
<> 144:ef7eb2e8f9f7 414
<> 144:ef7eb2e8f9f7 415 /* Battery Charging capability discovery finished
<> 144:ef7eb2e8f9f7 416 Start Enumeration*/
<> 144:ef7eb2e8f9f7 417 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DISCOVERY_COMPLETED);
<> 144:ef7eb2e8f9f7 418 }
<> 144:ef7eb2e8f9f7 419 }
<> 144:ef7eb2e8f9f7 420 else /* NO */
<> 144:ef7eb2e8f9f7 421 {
<> 144:ef7eb2e8f9f7 422 /* Standard Downstream Port */
<> 144:ef7eb2e8f9f7 423 HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT);
<> 144:ef7eb2e8f9f7 424 }
<> 144:ef7eb2e8f9f7 425 }
<> 144:ef7eb2e8f9f7 426
<> 144:ef7eb2e8f9f7 427 /**
<> 144:ef7eb2e8f9f7 428 * @brief Activate LPM feature.
<> 144:ef7eb2e8f9f7 429 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 430 * @retval HAL status
<> 144:ef7eb2e8f9f7 431 */
<> 144:ef7eb2e8f9f7 432 HAL_StatusTypeDef HAL_PCDEx_ActivateLPM(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 433 {
<> 144:ef7eb2e8f9f7 434
<> 144:ef7eb2e8f9f7 435 USB_TypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 436 hpcd->lpm_active = ENABLE;
<> 144:ef7eb2e8f9f7 437 hpcd->LPM_State = LPM_L0;
<> 144:ef7eb2e8f9f7 438
<> 144:ef7eb2e8f9f7 439 USBx->LPMCSR |= (USB_LPMCSR_LMPEN);
<> 144:ef7eb2e8f9f7 440 USBx->LPMCSR |= (USB_LPMCSR_LPMACK);
<> 144:ef7eb2e8f9f7 441
<> 144:ef7eb2e8f9f7 442
<> 144:ef7eb2e8f9f7 443 return HAL_OK;
<> 144:ef7eb2e8f9f7 444 }
<> 144:ef7eb2e8f9f7 445
<> 144:ef7eb2e8f9f7 446 /**
<> 144:ef7eb2e8f9f7 447 * @brief Deactivate LPM feature.
<> 144:ef7eb2e8f9f7 448 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 449 * @retval HAL status
<> 144:ef7eb2e8f9f7 450 */
<> 144:ef7eb2e8f9f7 451 HAL_StatusTypeDef HAL_PCDEx_DeActivateLPM(PCD_HandleTypeDef *hpcd)
<> 144:ef7eb2e8f9f7 452 {
<> 144:ef7eb2e8f9f7 453 USB_TypeDef *USBx = hpcd->Instance;
<> 144:ef7eb2e8f9f7 454
<> 144:ef7eb2e8f9f7 455 hpcd->lpm_active = DISABLE;
<> 144:ef7eb2e8f9f7 456
<> 144:ef7eb2e8f9f7 457 USBx->LPMCSR &= ~ (USB_LPMCSR_LMPEN);
<> 144:ef7eb2e8f9f7 458 USBx->LPMCSR &= ~ (USB_LPMCSR_LPMACK);
<> 144:ef7eb2e8f9f7 459
<> 144:ef7eb2e8f9f7 460 return HAL_OK;
<> 144:ef7eb2e8f9f7 461 }
<> 144:ef7eb2e8f9f7 462
AnnaBridge 167:e84263d55307 463 #endif /* USB */
<> 144:ef7eb2e8f9f7 464
<> 144:ef7eb2e8f9f7 465 /**
<> 144:ef7eb2e8f9f7 466 * @brief Send LPM message to user layer callback.
<> 144:ef7eb2e8f9f7 467 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 468 * @param msg: LPM message
<> 144:ef7eb2e8f9f7 469 * @retval HAL status
<> 144:ef7eb2e8f9f7 470 */
<> 144:ef7eb2e8f9f7 471 __weak void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg)
<> 144:ef7eb2e8f9f7 472 {
<> 144:ef7eb2e8f9f7 473 /* Prevent unused argument(s) compilation warning */
<> 144:ef7eb2e8f9f7 474 UNUSED(hpcd);
<> 144:ef7eb2e8f9f7 475 UNUSED(msg);
<> 144:ef7eb2e8f9f7 476
<> 144:ef7eb2e8f9f7 477 /* NOTE : This function should not be modified, when the callback is needed,
<> 144:ef7eb2e8f9f7 478 the HAL_PCDEx_LPM_Callback could be implemented in the user file
<> 144:ef7eb2e8f9f7 479 */
<> 144:ef7eb2e8f9f7 480 }
<> 144:ef7eb2e8f9f7 481
<> 144:ef7eb2e8f9f7 482 /**
<> 144:ef7eb2e8f9f7 483 * @brief Send BatteryCharging message to user layer callback.
<> 144:ef7eb2e8f9f7 484 * @param hpcd: PCD handle
<> 144:ef7eb2e8f9f7 485 * @param msg: LPM message
<> 144:ef7eb2e8f9f7 486 * @retval HAL status
<> 144:ef7eb2e8f9f7 487 */
<> 144:ef7eb2e8f9f7 488 __weak void HAL_PCDEx_BCD_Callback(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg)
<> 144:ef7eb2e8f9f7 489 {
<> 144:ef7eb2e8f9f7 490 /* Prevent unused argument(s) compilation warning */
<> 144:ef7eb2e8f9f7 491 UNUSED(hpcd);
<> 144:ef7eb2e8f9f7 492 UNUSED(msg);
<> 144:ef7eb2e8f9f7 493
<> 144:ef7eb2e8f9f7 494 /* NOTE : This function should not be modified, when the callback is needed,
<> 144:ef7eb2e8f9f7 495 the HAL_PCDEx_BCD_Callback could be implemented in the user file
<> 144:ef7eb2e8f9f7 496 */
<> 144:ef7eb2e8f9f7 497 }
<> 144:ef7eb2e8f9f7 498
<> 144:ef7eb2e8f9f7 499 /**
<> 144:ef7eb2e8f9f7 500 * @}
<> 144:ef7eb2e8f9f7 501 */
<> 144:ef7eb2e8f9f7 502
<> 144:ef7eb2e8f9f7 503 /**
<> 144:ef7eb2e8f9f7 504 * @}
<> 144:ef7eb2e8f9f7 505 */
<> 144:ef7eb2e8f9f7 506 /**
<> 144:ef7eb2e8f9f7 507 * @}
<> 144:ef7eb2e8f9f7 508 */
<> 144:ef7eb2e8f9f7 509
<> 144:ef7eb2e8f9f7 510 /**
<> 144:ef7eb2e8f9f7 511 * @}
<> 144:ef7eb2e8f9f7 512 */
<> 144:ef7eb2e8f9f7 513
AnnaBridge 167:e84263d55307 514 #endif /* STM32L432xx || STM32L433xx || STM32L442xx || STM32L443xx || */
AnnaBridge 167:e84263d55307 515 /* STM32L452xx || STM32L462xx || */
AnnaBridge 167:e84263d55307 516 /* STM32L475xx || STM32L476xx || STM32L485xx || STM32L486xx || */
AnnaBridge 167:e84263d55307 517 /* STM32L496xx || STM32L4A6xx */
<> 144:ef7eb2e8f9f7 518
<> 144:ef7eb2e8f9f7 519 #endif /* HAL_PCD_MODULE_ENABLED */
<> 144:ef7eb2e8f9f7 520
<> 144:ef7eb2e8f9f7 521 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/