From eabbd037f5f605a9ecf06185cd62594eb4564bce Mon Sep 17 00:00:00 2001 From: Trygve Laugstøl Date: Mon, 1 May 2017 09:25:30 +0200 Subject: o Adding USB CDC code/support. --- .../Src/stm32f1xx_hal_pcd_ex.c | 252 +++++++++++++++++++++ 1 file changed, 252 insertions(+) create mode 100644 stm32cubemx/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c (limited to 'stm32cubemx/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c') diff --git a/stm32cubemx/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c b/stm32cubemx/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c new file mode 100644 index 0000000..b34328a --- /dev/null +++ b/stm32cubemx/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c @@ -0,0 +1,252 @@ +/** + ****************************************************************************** + * @file stm32f1xx_hal_pcd_ex.c + * @author MCD Application Team + * @version V1.0.4 + * @date 29-April-2016 + * @brief Extended PCD HAL module driver. + * This file provides firmware functions to manage the following + * functionalities of the USB Peripheral Controller: + * + Extended features functions: Update FIFO configuration, + * PMA configuration for EPs + * + ****************************************************************************** + * @attention + * + *

© COPYRIGHT(c) 2016 STMicroelectronics

+ * + * 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 "stm32f1xx_hal.h" + +/** @addtogroup STM32F1xx_HAL_Driver + * @{ + */ + +#ifdef HAL_PCD_MODULE_ENABLED + +#if defined(STM32F102x6) || defined(STM32F102xB) || \ + defined(STM32F103x6) || defined(STM32F103xB) || \ + defined(STM32F103xE) || defined(STM32F103xG) || \ + defined(STM32F105xC) || defined(STM32F107xC) + + +/** @defgroup PCDEx PCDEx + * @brief PCD Extended HAL module driver + * @{ + */ + + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ +/** @defgroup PCDEx_Exported_Functions PCDEx Exported Functions + * @{ + */ + +/** @defgroup PCDEx_Exported_Functions_Group1 Peripheral Control functions + * @brief PCDEx control functions + * +@verbatim + =============================================================================== + ##### Extended Peripheral Control functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Update FIFO (USB_OTG_FS) + (+) Update PMA configuration (USB) + +@endverbatim + * @{ + */ + +#if defined (USB_OTG_FS) +/** + * @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 index = 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 = (size << 16) | Tx_Offset; + } + else + { + Tx_Offset += (hpcd->Instance->DIEPTXF0_HNPTXFSIZ) >> 16; + for (index = 0; index < (fifo - 1); index++) + { + Tx_Offset += (hpcd->Instance->DIEPTXF[index] >> 16); + } + + /* Multiply Tx_Size by 2 to get higher performance */ + hpcd->Instance->DIEPTXF[fifo - 1] = (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; +} +#endif /* USB_OTG_FS */ + +#if defined (USB) +/** + * @brief Configure PMA for EP + * @param hpcd : Device instance + * @param ep_addr: endpoint address + * @param ep_kind: endpoint Kind + * USB_SNG_BUF: Single Buffer used + * USB_DBL_BUF: Double Buffer used + * @param pmaadress: EP address in The PMA: In case of single buffer endpoint + * this parameter is 16-bit value providing the address + * in PMA allocated to endpoint. + * In case of double buffer endpoint this parameter + * is a 32-bit value providing the endpoint buffer 0 address + * in the LSB part of 32-bit value and endpoint buffer 1 address + * in the MSB part of 32-bit value. + * @retval HAL status + */ + +HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd, + uint16_t ep_addr, + uint16_t ep_kind, + uint32_t pmaadress) + +{ + PCD_EPTypeDef *ep = NULL; + + /* initialize ep structure*/ + if ((0x80 & ep_addr) == 0x80) + { + ep = &hpcd->IN_ep[ep_addr & 0x7F]; + } + else + { + ep = &hpcd->OUT_ep[ep_addr]; + } + + /* Here we check if the endpoint is single or double Buffer*/ + if (ep_kind == PCD_SNG_BUF) + { + /*Single Buffer*/ + ep->doublebuffer = 0; + /*Configure te PMA*/ + ep->pmaadress = (uint16_t)pmaadress; + } + else /*USB_DBL_BUF*/ + { + /*Double Buffer Endpoint*/ + ep->doublebuffer = 1; + /*Configure the PMA*/ + ep->pmaaddr0 = pmaadress & 0xFFFF; + ep->pmaaddr1 = (pmaadress & 0xFFFF0000) >> 16; + } + + return HAL_OK; +} +#endif /* USB */ +/** + * @} + */ + +/** @defgroup PCDEx_Exported_Functions_Group2 Peripheral State functions + * @brief Manage device connection state + * @{ + */ +/** + * @brief Software Device Connection, + * this function is not required by USB OTG FS peripheral, it is used + * only by USB Device FS peripheral. + * @param hpcd: PCD handle + * @param state: connection state (0 : disconnected / 1: connected) + * @retval None + */ +__weak void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(state); + /* NOTE : This function Should not be modified, when the callback is needed, + the HAL_PCDEx_SetConnectionState could be implemented in the user file + */ +} +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* STM32F102x6 || STM32F102xB || */ + /* STM32F103x6 || STM32F103xB || */ + /* STM32F103xE || STM32F103xG || */ + /* STM32F105xC || STM32F107xC */ + +#endif /* HAL_PCD_MODULE_ENABLED */ + + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3