diff options
Diffstat (limited to 'Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c')
| -rw-r--r-- | Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c b/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c new file mode 100644 index 0000000..65ae7bb --- /dev/null +++ b/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c @@ -0,0 +1,198 @@ +/**
+ ******************************************************************************
+ * @file stm32f4xx_hal_pcd_ex.c
+ * @author MCD Application Team
+ * @version V1.3.2
+ * @date 26-June-2015
+ * @brief PCD HAL module driver.
+ * This file provides firmware functions to manage the following
+ * functionalities of the USB Peripheral Controller:
+ * + Extended features functions
+ *
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_hal.h"
+
+/** @addtogroup STM32F4xx_HAL_Driver
+ * @{
+ */
+
+/** @defgroup PCDEx PCDEx
+ * @brief PCD Extended HAL module driver
+ * @{
+ */
+#ifdef HAL_PCD_MODULE_ENABLED
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+/* Exported functions --------------------------------------------------------*/
+
+/** @defgroup PCDEx_Exported_Functions PCD Extended Exported Functions
+ * @{
+ */
+
+/** @defgroup PCDEx_Exported_Functions_Group1 Peripheral Control functions
+ * @brief PCDEx control functions
+ *
+@verbatim
+ ===============================================================================
+ ##### Extended features functions #####
+ ===============================================================================
+ [..] This section provides functions allowing to:
+ (+) Update FIFO configuration
+
+@endverbatim
+ * @{
+ */
+
+/**
+ * @brief Set Tx FIFO
+ * @param hpcd: PCD handle
+ * @param fifo: The number of Tx fifo
+ * @param size: Fifo size
+ * @retval HAL status
+ */
+HAL_StatusTypeDef HAL_PCDEx_SetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo, uint16_t size)
+{
+ uint8_t i = 0;
+ uint32_t Tx_Offset = 0;
+
+ /* TXn min size = 16 words. (n : Transmit FIFO index)
+ When a TxFIFO is not used, the Configuration should be as follows:
+ case 1 : n > m and Txn is not used (n,m : Transmit FIFO indexes)
+ --> Txm can use the space allocated for Txn.
+ case2 : n < m and Txn is not used (n,m : Transmit FIFO indexes)
+ --> Txn should be configured with the minimum space of 16 words
+ The FIFO is used optimally when used TxFIFOs are allocated in the top
+ of the FIFO.Ex: use EP1 and EP2 as IN instead of EP1 and EP3 as IN ones.
+ When DMA is used 3n * FIFO locations should be reserved for internal DMA registers */
+
+ Tx_Offset = hpcd->Instance->GRXFSIZ;
+
+ if(fifo == 0)
+ {
+ hpcd->Instance->DIEPTXF0_HNPTXFSIZ = (uint32_t)(((uint32_t)size << 16) | Tx_Offset);
+ }
+ else
+ {
+ Tx_Offset += (hpcd->Instance->DIEPTXF0_HNPTXFSIZ) >> 16;
+ for (i = 0; i < (fifo - 1); i++)
+ {
+ Tx_Offset += (hpcd->Instance->DIEPTXF[i] >> 16);
+ }
+
+ /* Multiply Tx_Size by 2 to get higher performance */
+ hpcd->Instance->DIEPTXF[fifo - 1] = (uint32_t)(((uint32_t)size << 16) | Tx_Offset);
+ }
+
+ return HAL_OK;
+}
+
+/**
+ * @brief Set Rx FIFO
+ * @param hpcd: PCD handle
+ * @param size: Size of Rx fifo
+ * @retval HAL status
+ */
+HAL_StatusTypeDef HAL_PCDEx_SetRxFiFo(PCD_HandleTypeDef *hpcd, uint16_t size)
+{
+ hpcd->Instance->GRXFSIZ = size;
+
+ return HAL_OK;
+}
+
+#if defined(STM32F446xx)
+/**
+ * @brief Activate LPM feature
+ * @param hpcd: PCD handle
+ * @retval HAL status
+ */
+HAL_StatusTypeDef HAL_PCDEx_ActivateLPM(PCD_HandleTypeDef *hpcd)
+{
+ USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
+
+ hpcd->lpm_active = ENABLE;
+ hpcd->LPM_State = LPM_L0;
+ USBx->GINTMSK |= USB_OTG_GINTMSK_LPMINTM;
+ USBx->GLPMCFG |= (USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
+
+ return HAL_OK;
+}
+
+/**
+ * @brief Deactivate LPM feature.
+ * @param hpcd: PCD handle
+ * @retval HAL status
+ */
+HAL_StatusTypeDef HAL_PCDEx_DeActivateLPM(PCD_HandleTypeDef *hpcd)
+{
+ USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
+
+ hpcd->lpm_active = DISABLE;
+ USBx->GINTMSK &= ~USB_OTG_GINTMSK_LPMINTM;
+ USBx->GLPMCFG &= ~(USB_OTG_GLPMCFG_LPMEN | USB_OTG_GLPMCFG_LPMACK | USB_OTG_GLPMCFG_ENBESL);
+
+ return HAL_OK;
+}
+
+/**
+ * @brief Send LPM message to user layer callback.
+ * @param hpcd: PCD handle
+ * @param msg: LPM message
+ * @retval HAL status
+ */
+__weak void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg)
+{
+}
+#endif /* STM32F446xx */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#endif /* HAL_PCD_MODULE_ENABLED */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|