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Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_pcd_ex.c@579:53297373a894, 2015-07-01 (annotated)

Committer:
mbed_official
Date:
Wed Jul 01 09:45:11 2015 +0100
Revision:
579:53297373a894
Parent:
394:83f921546702 
Synchronized with git revision d5b4d2ab9c47edb4dc5776e7177b0c2263459081



Full URL: https://github.com/mbedmicro/mbed/commit/d5b4d2ab9c47edb4dc5776e7177b0c2263459081/



Initial version of drivers for SAMR21

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 354:e67efb2aab0e 1 /**
mbed_official 354:e67efb2aab0e 2 ******************************************************************************
mbed_official 354:e67efb2aab0e 3 * @file stm32l1xx_hal_pcd_ex.c
mbed_official 354:e67efb2aab0e 4 * @author MCD Application Team
mbed_official 354:e67efb2aab0e 5 * @version V1.0.0
mbed_official 354:e67efb2aab0e 6 * @date 5-September-2014
mbed_official 354:e67efb2aab0e 7 * @brief Extended PCD HAL module driver.
mbed_official 354:e67efb2aab0e 8 * This file provides firmware functions to manage the following
mbed_official 354:e67efb2aab0e 9 * functionalities of the USB Peripheral Controller:
mbed_official 354:e67efb2aab0e 10 * + Configururation of the PMA for EP
mbed_official 354:e67efb2aab0e 11 *
mbed_official 354:e67efb2aab0e 12 ******************************************************************************
mbed_official 354:e67efb2aab0e 13 * @attention
mbed_official 354:e67efb2aab0e 14 *
mbed_official 354:e67efb2aab0e 15 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 354:e67efb2aab0e 16 *
mbed_official 354:e67efb2aab0e 17 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 354:e67efb2aab0e 18 * are permitted provided that the following conditions are met:
mbed_official 354:e67efb2aab0e 19 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 354:e67efb2aab0e 20 * this list of conditions and the following disclaimer.
mbed_official 354:e67efb2aab0e 21 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 354:e67efb2aab0e 22 * this list of conditions and the following disclaimer in the documentation
mbed_official 354:e67efb2aab0e 23 * and/or other materials provided with the distribution.
mbed_official 354:e67efb2aab0e 24 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 354:e67efb2aab0e 25 * may be used to endorse or promote products derived from this software
mbed_official 354:e67efb2aab0e 26 * without specific prior written permission.
mbed_official 354:e67efb2aab0e 27 *
mbed_official 354:e67efb2aab0e 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 354:e67efb2aab0e 29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 354:e67efb2aab0e 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 354:e67efb2aab0e 31 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 354:e67efb2aab0e 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 354:e67efb2aab0e 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 354:e67efb2aab0e 34 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 354:e67efb2aab0e 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 354:e67efb2aab0e 36 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 354:e67efb2aab0e 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 354:e67efb2aab0e 38 *
mbed_official 354:e67efb2aab0e 39 ******************************************************************************
mbed_official 354:e67efb2aab0e 40 */
mbed_official 354:e67efb2aab0e 41
mbed_official 354:e67efb2aab0e 42 /* Includes ------------------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 43 #include "stm32l1xx_hal.h"
mbed_official 354:e67efb2aab0e 44
mbed_official 354:e67efb2aab0e 45 /** @addtogroup STM32L1xx_HAL_Driver
mbed_official 354:e67efb2aab0e 46 * @{
mbed_official 354:e67efb2aab0e 47 */
mbed_official 354:e67efb2aab0e 48
mbed_official 354:e67efb2aab0e 49 /** @defgroup PCDEx PCDEx
mbed_official 354:e67efb2aab0e 50 * @brief PCDEx HAL module driver
mbed_official 354:e67efb2aab0e 51 * @{
mbed_official 354:e67efb2aab0e 52 */
mbed_official 354:e67efb2aab0e 53
mbed_official 354:e67efb2aab0e 54 #ifdef HAL_PCD_MODULE_ENABLED
mbed_official 354:e67efb2aab0e 55
mbed_official 354:e67efb2aab0e 56 /* Private typedef -----------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 57 /* Private define ------------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 58 /* Private macro -------------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 59 /* Private variables ---------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 60 /* Private function prototypes -----------------------------------------------*/
mbed_official 354:e67efb2aab0e 61 /* Private functions ---------------------------------------------------------*/
mbed_official 354:e67efb2aab0e 62
mbed_official 354:e67efb2aab0e 63
mbed_official 354:e67efb2aab0e 64 /** @defgroup PCDEx_Exported_Functions PCDEx Exported Functions
mbed_official 354:e67efb2aab0e 65 * @{
mbed_official 354:e67efb2aab0e 66 */
mbed_official 354:e67efb2aab0e 67
mbed_official 354:e67efb2aab0e 68 /*
mbed_official 354:e67efb2aab0e 69 @verbatim
mbed_official 354:e67efb2aab0e 70 ===============================================================================
mbed_official 354:e67efb2aab0e 71 ##### Peripheral extended features functions #####
mbed_official 354:e67efb2aab0e 72 ===============================================================================
mbed_official 354:e67efb2aab0e 73 @endverbatim
mbed_official 354:e67efb2aab0e 74 * @{
mbed_official 354:e67efb2aab0e 75 */
mbed_official 354:e67efb2aab0e 76
mbed_official 354:e67efb2aab0e 77 /**
mbed_official 354:e67efb2aab0e 78 * @brief Configure PMA for EP
mbed_official 354:e67efb2aab0e 79 * @param hpcd : Device instance
mbed_official 354:e67efb2aab0e 80 * @param ep_addr: endpoint address
mbed_official 354:e67efb2aab0e 81 * @param ep_kind: endpoint Kind
mbed_official 354:e67efb2aab0e 82 * USB_SNG_BUF: Single Buffer used
mbed_official 354:e67efb2aab0e 83 * USB_DBL_BUF: Double Buffer used
mbed_official 354:e67efb2aab0e 84 * @param pmaadress: EP address in The PMA: In case of single buffer endpoint
mbed_official 354:e67efb2aab0e 85 * this parameter is 16-bit value providing the address
mbed_official 354:e67efb2aab0e 86 * in PMA allocated to endpoint.
mbed_official 354:e67efb2aab0e 87 * In case of double buffer endpoint this parameter
mbed_official 354:e67efb2aab0e 88 * is a 32-bit value providing the endpoint buffer 0 address
mbed_official 354:e67efb2aab0e 89 * in the LSB part of 32-bit value and endpoint buffer 1 address
mbed_official 354:e67efb2aab0e 90 * in the MSB part of 32-bit value.
mbed_official 354:e67efb2aab0e 91 * @retval : status
mbed_official 354:e67efb2aab0e 92 */
mbed_official 354:e67efb2aab0e 93
mbed_official 354:e67efb2aab0e 94 HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd,
mbed_official 354:e67efb2aab0e 95 uint16_t ep_addr,
mbed_official 354:e67efb2aab0e 96 uint16_t ep_kind,
mbed_official 354:e67efb2aab0e 97 uint32_t pmaadress)
mbed_official 354:e67efb2aab0e 98
mbed_official 354:e67efb2aab0e 99 {
mbed_official 354:e67efb2aab0e 100 PCD_EPTypeDef *ep;
mbed_official 354:e67efb2aab0e 101
mbed_official 354:e67efb2aab0e 102 /* initialize ep structure*/
mbed_official 354:e67efb2aab0e 103 if ((0x80 & ep_addr) == 0x80)
mbed_official 354:e67efb2aab0e 104 {
mbed_official 354:e67efb2aab0e 105 ep = &hpcd->IN_ep[ep_addr & 0x7F];
mbed_official 354:e67efb2aab0e 106 }
mbed_official 354:e67efb2aab0e 107 else
mbed_official 354:e67efb2aab0e 108 {
mbed_official 354:e67efb2aab0e 109 ep = &hpcd->OUT_ep[ep_addr];
mbed_official 354:e67efb2aab0e 110 }
mbed_official 354:e67efb2aab0e 111
mbed_official 354:e67efb2aab0e 112 /* Here we check if the endpoint is single or double Buffer*/
mbed_official 354:e67efb2aab0e 113 if (ep_kind == PCD_SNG_BUF)
mbed_official 354:e67efb2aab0e 114 {
mbed_official 354:e67efb2aab0e 115 /*Single Buffer*/
mbed_official 354:e67efb2aab0e 116 ep->doublebuffer = 0;
mbed_official 354:e67efb2aab0e 117 /*Configure te PMA*/
mbed_official 354:e67efb2aab0e 118 ep->pmaadress = (uint16_t)pmaadress;
mbed_official 354:e67efb2aab0e 119 }
mbed_official 354:e67efb2aab0e 120 else /*USB_DBL_BUF*/
mbed_official 354:e67efb2aab0e 121 {
mbed_official 354:e67efb2aab0e 122 /*Double Buffer Endpoint*/
mbed_official 354:e67efb2aab0e 123 ep->doublebuffer = 1;
mbed_official 354:e67efb2aab0e 124 /*Configure the PMA*/
mbed_official 354:e67efb2aab0e 125 ep->pmaaddr0 = pmaadress & 0xFFFF;
mbed_official 354:e67efb2aab0e 126 ep->pmaaddr1 = (pmaadress & 0xFFFF0000) >> 16;
mbed_official 354:e67efb2aab0e 127 }
mbed_official 354:e67efb2aab0e 128
mbed_official 354:e67efb2aab0e 129 return HAL_OK;
mbed_official 354:e67efb2aab0e 130 }
mbed_official 354:e67efb2aab0e 131
mbed_official 354:e67efb2aab0e 132
mbed_official 354:e67efb2aab0e 133
mbed_official 354:e67efb2aab0e 134 /**
mbed_official 354:e67efb2aab0e 135 * @}
mbed_official 354:e67efb2aab0e 136 */
mbed_official 354:e67efb2aab0e 137
mbed_official 354:e67efb2aab0e 138 #endif /* HAL_PCD_MODULE_ENABLED */
mbed_official 354:e67efb2aab0e 139 /**
mbed_official 354:e67efb2aab0e 140 * @}
mbed_official 354:e67efb2aab0e 141 */
mbed_official 354:e67efb2aab0e 142
mbed_official 354:e67efb2aab0e 143 /**
mbed_official 354:e67efb2aab0e 144 * @}
mbed_official 354:e67efb2aab0e 145 */
mbed_official 354:e67efb2aab0e 146
mbed_official 354:e67efb2aab0e 147 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/