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Diff: targets/cmsis/TARGET_STM/TARGET_NUCLEO_F334R8/stm32f3xx_hal_pcd_ex.c
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F334R8/stm32f3xx_hal_pcd_ex.c Tue Jun 24 14:45:08 2014 +0100 @@ -0,0 +1,272 @@ +/** + ****************************************************************************** + * @file stm32f3xx_hal_pcd_ex.c + * @author MCD Application Team + * @version V1.0.1 + * @date 18-June-2014 + * @brief Extended PCD HAL module driver. + * This file provides firmware functions to manage the following + * functionalities of the USB Peripheral Controller: + * + Configururation of the PMA for EP + * + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2014 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 "stm32f3xx_hal.h" + +/** @addtogroup STM32F3xx_HAL_Driver + * @{ + */ + +/** @defgroup PCDEx + * @brief PCD HAL Extended module driver + * @{ + */ + +#ifdef HAL_PCD_MODULE_ENABLED + +#if defined(STM32F302x8) || defined(STM32F302xC) || \ + defined(STM32F303xC) || defined(STM32F373xC) + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ + + +/** @defgroup PCD_Private_Functions + * @{ + */ + +/** @defgroup PCD_Group1 Initialization and de-initialization functions + * @brief Initialization and Configuration functions + * +@verbatim + =============================================================================== + ##### Peripheral extended features methods ##### + =============================================================================== +@endverbatim + * @{ + */ + +/** + * @brief Configure PMA for EP + * @param hpcd : PCD handle + * @param ep_addr: endpoint address + * @param ep_kind: endpoint Kind + * @arg USB_SNG_BUF: Single Buffer used + * @arg 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 : status + */ + +HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd, + uint16_t ep_addr, + uint16_t ep_kind, + uint32_t pmaadress) + +{ + PCD_EPTypeDef *ep; + + /* 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; +} + +#if defined(STM32F301x8) || \ + defined(STM32F303x8) || defined(STM32F303xC) || defined(STM32F373xC) || \ + defined(STM32F334x8) || defined(STM32F373xC) || defined(STM32F378xx) + + +/** + * @brief Copy a buffer from user memory area to packet memory area (PMA) + * @param USBx: USB peripheral instance register address. + * @param pbUsrBuf: pointer to user memory area. + * @param wPMABufAddr: address into PMA. + * @param wNBytes: no. of bytes to be copied. + * @retval None + */ +void PCD_WritePMA(USB_TypeDef *USBx, uint8_t *pbUsrBuf, uint16_t wPMABufAddr, uint16_t wNBytes) +{ + uint32_t n = (wNBytes + 1) >> 1; /* n = (wNBytes + 1) / 2 */ + uint32_t i, temp1, temp2; + uint16_t *pdwVal; + pdwVal = (uint16_t *)(wPMABufAddr * 2 + (uint32_t)USBx + 0x400); + for (i = n; i != 0; i--) + { + temp1 = (uint16_t) * pbUsrBuf; + pbUsrBuf++; + temp2 = temp1 | (uint16_t) * pbUsrBuf << 8; + *pdwVal++ = temp2; + pdwVal++; + pbUsrBuf++; + } +} + +/** + * @brief Copy a buffer from user memory area to packet memory area (PMA) + * @param USBx: USB peripheral instance register address. + * @param pbUsrBuf = pointer to user memory area. + * @param wPMABufAddr: address into PMA. + * @param wNBytes: no. of bytes to be copied. + * @retval None + */ +void PCD_ReadPMA(USB_TypeDef *USBx, uint8_t *pbUsrBuf, uint16_t wPMABufAddr, uint16_t wNBytes) +{ + uint32_t n = (wNBytes + 1) >> 1;/* /2*/ + uint32_t i; + uint32_t *pdwVal; + pdwVal = (uint32_t *)(wPMABufAddr * 2 + (uint32_t)USBx + 0x400); + for (i = n; i != 0; i--) + { + *(uint16_t*)pbUsrBuf++ = *pdwVal++; + pbUsrBuf++; + } +} +#endif + +#if defined(STM32F302x8) || defined(STM32F302xC) + +/** + * @brief Copy a buffer from user memory area to packet memory area (PMA) + * @param USBx: USB peripheral instance register address. + * @param pbUsrBuf: pointer to user memory area. + * @param wPMABufAddr: address into PMA. + * @param wNBytes: no. of bytes to be copied. + * @retval None + */ +void PCD_WritePMA(USB_TypeDef *USBx, uint8_t *pbUsrBuf, uint16_t wPMABufAddr, uint16_t wNBytes) +{ + uint32_t n = (wNBytes + 1) >> 1; + uint32_t i; + uint16_t temp1, temp2; + uint16_t *pdwVal; + pdwVal = (uint16_t *)(wPMABufAddr + (uint32_t)USBx + 0x400); + + for (i = n; i != 0; i--) + { + temp1 = (uint16_t) * pbUsrBuf; + pbUsrBuf++; + temp2 = temp1 | (uint16_t) * pbUsrBuf << 8; + *pdwVal++ = temp2; + pbUsrBuf++; + } +} + +/** + * @brief Copy a buffer from user memory area to packet memory area (PMA) + * @param USBx: USB peripheral instance register address. + * @param pbUsrBuf = pointer to user memory area. + * @param wPMABufAddr: address into PMA. + * @param wNBytes: no. of bytes to be copied. + * @retval None + */ +void PCD_ReadPMA(USB_TypeDef *USBx, uint8_t *pbUsrBuf, uint16_t wPMABufAddr, uint16_t wNBytes) +{ + uint32_t n = (wNBytes + 1) >> 1; + uint32_t i; + uint16_t *pdwVal; + pdwVal = (uint16_t *)(wPMABufAddr + (uint32_t)USBx + 0x400); + for (i = n; i != 0; i--) + { + *(uint16_t*)pbUsrBuf++ = *pdwVal++; + pbUsrBuf++; + } +} +#endif + +/** + * @brief Software Device Connection + * @param hpcd: PCD handle + * @param state: Device state + * @retval None + */ + __weak void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) +{ + /* NOTE : This function Should not be modified, when the callback is needed, + the HAL_PCDEx_SetConnectionState could be implenetd in the user file + */ +} + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(STM32F302x8) || defined(STM32F302xC) || */ + /* defined(STM32F303xC) || defined(STM32F373xC) */ + +#endif /* HAL_PCD_MODULE_ENABLED */ +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/