shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/cmsis/TARGET_STM/TARGET_NUCLEO_F411RE/stm32f4xx_hal_pcd_ex.c@235:685d5f11838f, 2014-06-23 (annotated)

Committer:
mbed_official
Date:
Mon Jun 23 14:00:09 2014 +0100
Revision:
235:685d5f11838f
Synchronized with git revision 9728c76667962b289ee9c4c687ef9f115db48cd3



Full URL: https://github.com/mbedmicro/mbed/commit/9728c76667962b289ee9c4c687ef9f115db48cd3/



[NUCLEO_F411RE] Add all target files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 235:685d5f11838f 1 /**
mbed_official 235:685d5f11838f 2 ******************************************************************************
mbed_official 235:685d5f11838f 3 * @file stm32f4xx_hal_pcd_ex.c
mbed_official 235:685d5f11838f 4 * @author MCD Application Team
mbed_official 235:685d5f11838f 5 * @version V1.1.0
mbed_official 235:685d5f11838f 6 * @date 19-June-2014
mbed_official 235:685d5f11838f 7 * @brief PCD HAL module driver.
mbed_official 235:685d5f11838f 8 * This file provides firmware functions to manage the following
mbed_official 235:685d5f11838f 9 * functionalities of the USB Peripheral Controller:
mbed_official 235:685d5f11838f 10 * + Extended features functions
mbed_official 235:685d5f11838f 11 *
mbed_official 235:685d5f11838f 12 ******************************************************************************
mbed_official 235:685d5f11838f 13 * @attention
mbed_official 235:685d5f11838f 14 *
mbed_official 235:685d5f11838f 15 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 235:685d5f11838f 16 *
mbed_official 235:685d5f11838f 17 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 235:685d5f11838f 18 * are permitted provided that the following conditions are met:
mbed_official 235:685d5f11838f 19 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 235:685d5f11838f 20 * this list of conditions and the following disclaimer.
mbed_official 235:685d5f11838f 21 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 235:685d5f11838f 22 * this list of conditions and the following disclaimer in the documentation
mbed_official 235:685d5f11838f 23 * and/or other materials provided with the distribution.
mbed_official 235:685d5f11838f 24 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 235:685d5f11838f 25 * may be used to endorse or promote products derived from this software
mbed_official 235:685d5f11838f 26 * without specific prior written permission.
mbed_official 235:685d5f11838f 27 *
mbed_official 235:685d5f11838f 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 235:685d5f11838f 29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 235:685d5f11838f 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 235:685d5f11838f 31 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 235:685d5f11838f 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 235:685d5f11838f 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 235:685d5f11838f 34 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 235:685d5f11838f 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 235:685d5f11838f 36 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 235:685d5f11838f 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 235:685d5f11838f 38 *
mbed_official 235:685d5f11838f 39 ******************************************************************************
mbed_official 235:685d5f11838f 40 */
mbed_official 235:685d5f11838f 41
mbed_official 235:685d5f11838f 42 /* Includes ------------------------------------------------------------------*/
mbed_official 235:685d5f11838f 43 #include "stm32f4xx_hal.h"
mbed_official 235:685d5f11838f 44
mbed_official 235:685d5f11838f 45 /** @addtogroup STM32F4xx_HAL_Driver
mbed_official 235:685d5f11838f 46 * @{
mbed_official 235:685d5f11838f 47 */
mbed_official 235:685d5f11838f 48
mbed_official 235:685d5f11838f 49 /** @defgroup PCDEx
mbed_official 235:685d5f11838f 50 * @brief PCD Extended HAL module driver
mbed_official 235:685d5f11838f 51 * @{
mbed_official 235:685d5f11838f 52 */
mbed_official 235:685d5f11838f 53
mbed_official 235:685d5f11838f 54 #ifdef HAL_PCD_MODULE_ENABLED
mbed_official 235:685d5f11838f 55
mbed_official 235:685d5f11838f 56 /* Private typedef -----------------------------------------------------------*/
mbed_official 235:685d5f11838f 57 /* Private define ------------------------------------------------------------*/
mbed_official 235:685d5f11838f 58 /* Private macro -------------------------------------------------------------*/
mbed_official 235:685d5f11838f 59 /* Private variables ---------------------------------------------------------*/
mbed_official 235:685d5f11838f 60 /* Private function prototypes -----------------------------------------------*/
mbed_official 235:685d5f11838f 61 /* Private functions ---------------------------------------------------------*/
mbed_official 235:685d5f11838f 62
mbed_official 235:685d5f11838f 63 /** @defgroup PCDEx_Private_Functions
mbed_official 235:685d5f11838f 64 * @{
mbed_official 235:685d5f11838f 65 */
mbed_official 235:685d5f11838f 66
mbed_official 235:685d5f11838f 67
mbed_official 235:685d5f11838f 68 /** @defgroup PCDEx_Group1 Extended features functions
mbed_official 235:685d5f11838f 69 * @brief Extended features functions
mbed_official 235:685d5f11838f 70 *
mbed_official 235:685d5f11838f 71 @verbatim
mbed_official 235:685d5f11838f 72 ===============================================================================
mbed_official 235:685d5f11838f 73 ##### Extended features functions #####
mbed_official 235:685d5f11838f 74 ===============================================================================
mbed_official 235:685d5f11838f 75 [..] This section provides functions allowing to:
mbed_official 235:685d5f11838f 76 (+) Update FIFO configuration
mbed_official 235:685d5f11838f 77
mbed_official 235:685d5f11838f 78 @endverbatim
mbed_official 235:685d5f11838f 79 * @{
mbed_official 235:685d5f11838f 80 */
mbed_official 235:685d5f11838f 81
mbed_official 235:685d5f11838f 82 /**
mbed_official 235:685d5f11838f 83 * @brief Update FIFO configuration
mbed_official 235:685d5f11838f 84 * @param hpcd: PCD handle
mbed_official 235:685d5f11838f 85 * @retval HAL status
mbed_official 235:685d5f11838f 86 */
mbed_official 235:685d5f11838f 87 HAL_StatusTypeDef HAL_PCDEx_SetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo, uint16_t size)
mbed_official 235:685d5f11838f 88 {
mbed_official 235:685d5f11838f 89 uint8_t i = 0;
mbed_official 235:685d5f11838f 90 uint32_t Tx_Offset = 0;
mbed_official 235:685d5f11838f 91
mbed_official 235:685d5f11838f 92 /* TXn min size = 16 words. (n : Transmit FIFO index)
mbed_official 235:685d5f11838f 93 When a TxFIFO is not used, the Configuration should be as follows:
mbed_official 235:685d5f11838f 94 case 1 : n > m and Txn is not used (n,m : Transmit FIFO indexes)
mbed_official 235:685d5f11838f 95 --> Txm can use the space allocated for Txn.
mbed_official 235:685d5f11838f 96 case2 : n < m and Txn is not used (n,m : Transmit FIFO indexes)
mbed_official 235:685d5f11838f 97 --> Txn should be configured with the minimum space of 16 words
mbed_official 235:685d5f11838f 98 The FIFO is used optimally when used TxFIFOs are allocated in the top
mbed_official 235:685d5f11838f 99 of the FIFO.Ex: use EP1 and EP2 as IN instead of EP1 and EP3 as IN ones.
mbed_official 235:685d5f11838f 100 When DMA is used 3n * FIFO locations should be reserved for internal DMA registers */
mbed_official 235:685d5f11838f 101
mbed_official 235:685d5f11838f 102 Tx_Offset = hpcd->Instance->GRXFSIZ;
mbed_official 235:685d5f11838f 103
mbed_official 235:685d5f11838f 104 if(fifo == 0)
mbed_official 235:685d5f11838f 105 {
mbed_official 235:685d5f11838f 106 hpcd->Instance->DIEPTXF0_HNPTXFSIZ = (size << 16) | Tx_Offset;
mbed_official 235:685d5f11838f 107 }
mbed_official 235:685d5f11838f 108 else
mbed_official 235:685d5f11838f 109 {
mbed_official 235:685d5f11838f 110 Tx_Offset += (hpcd->Instance->DIEPTXF0_HNPTXFSIZ) >> 16;
mbed_official 235:685d5f11838f 111 for (i = 0; i < (fifo - 1); i++)
mbed_official 235:685d5f11838f 112 {
mbed_official 235:685d5f11838f 113 Tx_Offset += (hpcd->Instance->DIEPTXF[i] >> 16);
mbed_official 235:685d5f11838f 114 }
mbed_official 235:685d5f11838f 115
mbed_official 235:685d5f11838f 116 /* Multiply Tx_Size by 2 to get higher performance */
mbed_official 235:685d5f11838f 117 hpcd->Instance->DIEPTXF[fifo - 1] = (size << 16) | Tx_Offset;
mbed_official 235:685d5f11838f 118
mbed_official 235:685d5f11838f 119 }
mbed_official 235:685d5f11838f 120
mbed_official 235:685d5f11838f 121 return HAL_OK;
mbed_official 235:685d5f11838f 122 }
mbed_official 235:685d5f11838f 123
mbed_official 235:685d5f11838f 124 /**
mbed_official 235:685d5f11838f 125 * @brief Update FIFO configuration
mbed_official 235:685d5f11838f 126 * @param hpcd: PCD handle
mbed_official 235:685d5f11838f 127 * @retval HAL status
mbed_official 235:685d5f11838f 128 */
mbed_official 235:685d5f11838f 129 HAL_StatusTypeDef HAL_PCDEx_SetRxFiFo(PCD_HandleTypeDef *hpcd, uint16_t size)
mbed_official 235:685d5f11838f 130 {
mbed_official 235:685d5f11838f 131
mbed_official 235:685d5f11838f 132 hpcd->Instance->GRXFSIZ = size;
mbed_official 235:685d5f11838f 133
mbed_official 235:685d5f11838f 134 return HAL_OK;
mbed_official 235:685d5f11838f 135 }
mbed_official 235:685d5f11838f 136
mbed_official 235:685d5f11838f 137 /**
mbed_official 235:685d5f11838f 138 * @}
mbed_official 235:685d5f11838f 139 */
mbed_official 235:685d5f11838f 140
mbed_official 235:685d5f11838f 141 /**
mbed_official 235:685d5f11838f 142 * @}
mbed_official 235:685d5f11838f 143 */
mbed_official 235:685d5f11838f 144
mbed_official 235:685d5f11838f 145 #endif /* HAL_PCD_MODULE_ENABLED */
mbed_official 235:685d5f11838f 146 /**
mbed_official 235:685d5f11838f 147 * @}
mbed_official 235:685d5f11838f 148 */
mbed_official 235:685d5f11838f 149
mbed_official 235:685d5f11838f 150 /**
mbed_official 235:685d5f11838f 151 * @}
mbed_official 235:685d5f11838f 152 */
mbed_official 235:685d5f11838f 153
mbed_official 235:685d5f11838f 154 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/