shao ziyang / mbed-src-kl05

mbed library sources

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targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_pcd_ex.c@181:a4cbdfbbd2f4, 2014-05-07 (annotated)

Committer:
mbed_official
Date:
Wed May 07 13:15:08 2014 +0100
Revision:
181:a4cbdfbbd2f4
Synchronized with git revision 7751e759576c6fd68deccb81ea82bac19ed41745



Full URL: https://github.com/mbedmicro/mbed/commit/7751e759576c6fd68deccb81ea82bac19ed41745/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 181:a4cbdfbbd2f4 1 /**
mbed_official 181:a4cbdfbbd2f4 2 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 3 * @file stm32l0xx_hal_pcd_ex.c
mbed_official 181:a4cbdfbbd2f4 4 * @author MCD Application Team
mbed_official 181:a4cbdfbbd2f4 5 * @version V1.0.0
mbed_official 181:a4cbdfbbd2f4 6 * @date 22-April-2014
mbed_official 181:a4cbdfbbd2f4 7 * @brief Extended PCD HAL module driver.
mbed_official 181:a4cbdfbbd2f4 8 * This file provides firmware functions to manage the following
mbed_official 181:a4cbdfbbd2f4 9 * functionalities of the USB Peripheral Controller:
mbed_official 181:a4cbdfbbd2f4 10 * + Configururation of the PMA for EP
mbed_official 181:a4cbdfbbd2f4 11 *
mbed_official 181:a4cbdfbbd2f4 12 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 13 * @attention
mbed_official 181:a4cbdfbbd2f4 14 *
mbed_official 181:a4cbdfbbd2f4 15 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 181:a4cbdfbbd2f4 16 *
mbed_official 181:a4cbdfbbd2f4 17 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 181:a4cbdfbbd2f4 18 * are permitted provided that the following conditions are met:
mbed_official 181:a4cbdfbbd2f4 19 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 20 * this list of conditions and the following disclaimer.
mbed_official 181:a4cbdfbbd2f4 21 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 181:a4cbdfbbd2f4 22 * this list of conditions and the following disclaimer in the documentation
mbed_official 181:a4cbdfbbd2f4 23 * and/or other materials provided with the distribution.
mbed_official 181:a4cbdfbbd2f4 24 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 181:a4cbdfbbd2f4 25 * may be used to endorse or promote products derived from this software
mbed_official 181:a4cbdfbbd2f4 26 * without specific prior written permission.
mbed_official 181:a4cbdfbbd2f4 27 *
mbed_official 181:a4cbdfbbd2f4 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 181:a4cbdfbbd2f4 29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 181:a4cbdfbbd2f4 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 181:a4cbdfbbd2f4 31 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 181:a4cbdfbbd2f4 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 181:a4cbdfbbd2f4 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 181:a4cbdfbbd2f4 34 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 181:a4cbdfbbd2f4 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 181:a4cbdfbbd2f4 36 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 181:a4cbdfbbd2f4 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 181:a4cbdfbbd2f4 38 *
mbed_official 181:a4cbdfbbd2f4 39 ******************************************************************************
mbed_official 181:a4cbdfbbd2f4 40 */
mbed_official 181:a4cbdfbbd2f4 41
mbed_official 181:a4cbdfbbd2f4 42 /* Includes ------------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 43 #include "stm32l0xx_hal.h"
mbed_official 181:a4cbdfbbd2f4 44
mbed_official 181:a4cbdfbbd2f4 45 /** @addtogroup STM32L0xx_HAL_Driver
mbed_official 181:a4cbdfbbd2f4 46 * @{
mbed_official 181:a4cbdfbbd2f4 47 */
mbed_official 181:a4cbdfbbd2f4 48
mbed_official 181:a4cbdfbbd2f4 49 /** @defgroup PCDEx
mbed_official 181:a4cbdfbbd2f4 50 * @brief PCDEx HAL module driver
mbed_official 181:a4cbdfbbd2f4 51 * @{
mbed_official 181:a4cbdfbbd2f4 52 */
mbed_official 181:a4cbdfbbd2f4 53
mbed_official 181:a4cbdfbbd2f4 54 #ifdef HAL_PCD_MODULE_ENABLED
mbed_official 181:a4cbdfbbd2f4 55
mbed_official 181:a4cbdfbbd2f4 56 /* Private typedef -----------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 57 /* Private define ------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 58 /* Private macro -------------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 59 /* Private variables ---------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 60 /* Private function prototypes -----------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 61 /* Private functions ---------------------------------------------------------*/
mbed_official 181:a4cbdfbbd2f4 62
mbed_official 181:a4cbdfbbd2f4 63
mbed_official 181:a4cbdfbbd2f4 64 /** @defgroup PCDEx_Private_Functions
mbed_official 181:a4cbdfbbd2f4 65 * @{
mbed_official 181:a4cbdfbbd2f4 66 */
mbed_official 181:a4cbdfbbd2f4 67
mbed_official 181:a4cbdfbbd2f4 68 /** @defgroup PCDEx_Group1 Initialization and de-initialization functions
mbed_official 181:a4cbdfbbd2f4 69 * @brief Initialization and Configuration functions
mbed_official 181:a4cbdfbbd2f4 70 *
mbed_official 181:a4cbdfbbd2f4 71 @verbatim
mbed_official 181:a4cbdfbbd2f4 72 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 73 ##### Peripheral extended features methods #####
mbed_official 181:a4cbdfbbd2f4 74 ===============================================================================
mbed_official 181:a4cbdfbbd2f4 75 @endverbatim
mbed_official 181:a4cbdfbbd2f4 76 * @{
mbed_official 181:a4cbdfbbd2f4 77 */
mbed_official 181:a4cbdfbbd2f4 78
mbed_official 181:a4cbdfbbd2f4 79 /**
mbed_official 181:a4cbdfbbd2f4 80 * @brief Configure PMA for EP
mbed_official 181:a4cbdfbbd2f4 81 * @param pdev : Device instance
mbed_official 181:a4cbdfbbd2f4 82 * @param ep_addr: endpoint address
mbed_official 181:a4cbdfbbd2f4 83 * @param ep_Kind: endpoint Kind
mbed_official 181:a4cbdfbbd2f4 84 * @arg USB_SNG_BUF: Single Buffer used
mbed_official 181:a4cbdfbbd2f4 85 * @arg USB_DBL_BUF: Double Buffer used
mbed_official 181:a4cbdfbbd2f4 86 * @param pmaadress: EP address in The PMA: In case of single buffer endpoint
mbed_official 181:a4cbdfbbd2f4 87 * this parameter is 16-bit value providing the address
mbed_official 181:a4cbdfbbd2f4 88 * in PMA allocated to endpoint.
mbed_official 181:a4cbdfbbd2f4 89 * In case of double buffer endpoint this parameter
mbed_official 181:a4cbdfbbd2f4 90 * is a 32-bit value providing the endpoint buffer 0 address
mbed_official 181:a4cbdfbbd2f4 91 * in the LSB part of 32-bit value and endpoint buffer 1 address
mbed_official 181:a4cbdfbbd2f4 92 * in the MSB part of 32-bit value.
mbed_official 181:a4cbdfbbd2f4 93 * @retval : status
mbed_official 181:a4cbdfbbd2f4 94 */
mbed_official 181:a4cbdfbbd2f4 95
mbed_official 181:a4cbdfbbd2f4 96 HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd,
mbed_official 181:a4cbdfbbd2f4 97 uint16_t ep_addr,
mbed_official 181:a4cbdfbbd2f4 98 uint16_t ep_kind,
mbed_official 181:a4cbdfbbd2f4 99 uint32_t pmaadress)
mbed_official 181:a4cbdfbbd2f4 100
mbed_official 181:a4cbdfbbd2f4 101 {
mbed_official 181:a4cbdfbbd2f4 102 PCD_EPTypeDef *ep;
mbed_official 181:a4cbdfbbd2f4 103
mbed_official 181:a4cbdfbbd2f4 104 /* initialize ep structure*/
mbed_official 181:a4cbdfbbd2f4 105 if ((0x80 & ep_addr) == 0x80)
mbed_official 181:a4cbdfbbd2f4 106 {
mbed_official 181:a4cbdfbbd2f4 107 ep = &hpcd->IN_ep[ep_addr & 0x7F];
mbed_official 181:a4cbdfbbd2f4 108 }
mbed_official 181:a4cbdfbbd2f4 109 else
mbed_official 181:a4cbdfbbd2f4 110 {
mbed_official 181:a4cbdfbbd2f4 111 ep = &hpcd->OUT_ep[ep_addr];
mbed_official 181:a4cbdfbbd2f4 112 }
mbed_official 181:a4cbdfbbd2f4 113
mbed_official 181:a4cbdfbbd2f4 114 /* Here we check if the endpoint is single or double Buffer*/
mbed_official 181:a4cbdfbbd2f4 115 if (ep_kind == PCD_SNG_BUF)
mbed_official 181:a4cbdfbbd2f4 116 {
mbed_official 181:a4cbdfbbd2f4 117 /*Single Buffer*/
mbed_official 181:a4cbdfbbd2f4 118 ep->doublebuffer = 0;
mbed_official 181:a4cbdfbbd2f4 119 /*Configure te PMA*/
mbed_official 181:a4cbdfbbd2f4 120 ep->pmaadress = (uint16_t)pmaadress;
mbed_official 181:a4cbdfbbd2f4 121 }
mbed_official 181:a4cbdfbbd2f4 122 else /*USB_DBL_BUF*/
mbed_official 181:a4cbdfbbd2f4 123 {
mbed_official 181:a4cbdfbbd2f4 124 /*Double Buffer Endpoint*/
mbed_official 181:a4cbdfbbd2f4 125 ep->doublebuffer = 1;
mbed_official 181:a4cbdfbbd2f4 126 /*Configure the PMA*/
mbed_official 181:a4cbdfbbd2f4 127 ep->pmaaddr0 = pmaadress & 0xFFFF;
mbed_official 181:a4cbdfbbd2f4 128 ep->pmaaddr1 = (pmaadress & 0xFFFF0000) >> 16;
mbed_official 181:a4cbdfbbd2f4 129 }
mbed_official 181:a4cbdfbbd2f4 130
mbed_official 181:a4cbdfbbd2f4 131 return HAL_OK;
mbed_official 181:a4cbdfbbd2f4 132 }
mbed_official 181:a4cbdfbbd2f4 133 /**
mbed_official 181:a4cbdfbbd2f4 134 * @}
mbed_official 181:a4cbdfbbd2f4 135 */
mbed_official 181:a4cbdfbbd2f4 136
mbed_official 181:a4cbdfbbd2f4 137
mbed_official 181:a4cbdfbbd2f4 138 /**
mbed_official 181:a4cbdfbbd2f4 139 * @}
mbed_official 181:a4cbdfbbd2f4 140 */
mbed_official 181:a4cbdfbbd2f4 141
mbed_official 181:a4cbdfbbd2f4 142 #endif /* HAL_PCD_MODULE_ENABLED */
mbed_official 181:a4cbdfbbd2f4 143 /**
mbed_official 181:a4cbdfbbd2f4 144 * @}
mbed_official 181:a4cbdfbbd2f4 145 */
mbed_official 181:a4cbdfbbd2f4 146
mbed_official 181:a4cbdfbbd2f4 147 /**
mbed_official 181:a4cbdfbbd2f4 148 * @}
mbed_official 181:a4cbdfbbd2f4 149 */
mbed_official 181:a4cbdfbbd2f4 150
mbed_official 181:a4cbdfbbd2f4 151 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/