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https://github.com/espruino/Espruino.git
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704 lines
21 KiB
C
704 lines
21 KiB
C
/**
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******************************************************************************
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* @file : usbd_conf.c
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* @date : 19/05/2015 14:02:19
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* @version : v1.0_Cube
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* @brief : This file implements the board support package for the USB device library
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******************************************************************************
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*
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* COPYRIGHT(c) 2015 STMicroelectronics
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "platform_config.h"
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#include "jshardware.h"
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#include "usbd_conf.h"
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#include "usbd_def.h"
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#include "usbd_core.h"
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#ifdef STM32L4
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#include "stm32l4xx_hal.h"
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#else
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#include "misc.h"
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#include "Legacy/stm32_hal_legacy.h"
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#endif
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PCD_HandleTypeDef hpcd_USB_OTG_FS;
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/* External functions --------------------------------------------------------*/
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void SystemClock_Config(void);
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/* Private function prototypes -----------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/*******************************************************************************
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LL Driver Callbacks (PCD -> USB Device Library)
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*******************************************************************************/
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/* MSP Init */
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void HAL_PCD_MspInit(PCD_HandleTypeDef* hpcd)
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{
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#ifdef STM32L4
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GPIO_InitTypeDef GPIO_InitStruct;
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if(hpcd->Instance==USB_OTG_FS)
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{
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/* Configure USB FS GPIOs */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/* Configure DM DP Pins */
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GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* Configure VBUS Pin */
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GPIO_InitStruct.Pin = GPIO_PIN_9;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* Configure ID pin */
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GPIO_InitStruct.Pin = GPIO_PIN_10;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
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GPIO_InitStruct.Pull = GPIO_PULLUP;
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GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* Enable USB FS Clock */
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__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
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/* Set USB FS Interrupt priority */
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HAL_NVIC_SetPriority(OTG_FS_IRQn, 7, 0);
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/* Enable USB FS Interrupt */
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HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
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}
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#endif
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#ifdef STM32F4
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if(hpcd->Instance==USB_OTG_FS)
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{
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/* Peripheral clock enable */
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
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RCC_AHB2PeriphClockCmd(RCC_AHB2Periph_OTG_FS, ENABLE) ; // __USB_OTG_FS_CLK_ENABLE();
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/**USB_OTG_FS GPIO Configuration
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PA9 ------> USB_OTG_FS_VBUS
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PA11 ------> USB_OTG_FS_DM
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PA12 ------> USB_OTG_FS_DP
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*/
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/* Configure DM DP Pins */
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 |
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GPIO_Pin_12;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
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GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
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GPIO_Init(GPIOA, &GPIO_InitStructure);
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GPIO_PinAFConfig(GPIOA,GPIO_PinSource11,GPIO_AF_OTG1_FS) ;
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GPIO_PinAFConfig(GPIOA,GPIO_PinSource12,GPIO_AF_OTG1_FS) ;
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/* Configure VBUS Pin */
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#ifdef USB_VSENSE_PIN
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
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GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
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GPIO_Init(GPIOA, &GPIO_InitStructure);
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#endif
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NVIC_InitTypeDef NVIC_InitStructure;
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NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 12; // set this quite low. it can take a while to fill RX/TX buffers and don't let it break other stuff
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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}
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#endif
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#ifdef STM32F1
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RCC_USBCLKConfig(RCC_USBCLKSource_PLLCLK_1Div5);
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_USB, ENABLE);
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NVIC_InitTypeDef NVIC_InitStructure;
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/* Enable the USB interrupt */
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NVIC_InitStructure.NVIC_IRQChannel = USB_LP_CAN1_RX0_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 12; // set this quite low. it can take a while to fill RX/TX buffers and don't let it break other stuff
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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/* Enable the USB Wake-up interrupt */
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NVIC_InitStructure.NVIC_IRQChannel = USBWakeUp_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
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NVIC_Init(&NVIC_InitStructure);
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jshPinOutput(USB_DISCONNECT_PIN, 0); // turn on USB
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#endif
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}
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void HAL_PCD_MspDeInit(PCD_HandleTypeDef* hpcd)
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{
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#ifdef STM32L4
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if(hpcd->Instance==USB_OTG_FS)
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{
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/* Disable USB FS Clock */
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__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
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__HAL_RCC_SYSCFG_CLK_DISABLE();
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}
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#endif
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#ifdef STM32F4
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if(hpcd->Instance==USB_OTG_FS)
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{
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/* Peripheral clock disable */
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RCC_AHB2PeriphClockCmd(RCC_AHB2Periph_OTG_FS, DISABLE); // __USB_OTG_FS_CLK_DISABLE();
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//HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_11|GPIO_PIN_12);
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// TODO GW
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/* Peripheral interrupt Deinit*/
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NVIC_InitTypeDef NVIC_InitStructure;
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NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE;
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NVIC_Init(&NVIC_InitStructure);
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}
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#endif
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#ifdef STM32F1
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if(hpcd->Instance==USB)
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{
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_USB, DISABLE);
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/* Peripheral interrupt Deinit*/
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NVIC_InitTypeDef NVIC_InitStructure;
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NVIC_InitStructure.NVIC_IRQChannel = USB_LP_CAN1_RX0_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE;
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NVIC_Init(&NVIC_InitStructure);
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}
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#endif
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}
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/**
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* @brief Setup stage callback
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SetupStage(hpcd->pData, (uint8_t *)hpcd->Setup);
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}
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/**
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* @brief Data Out stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_DataOutStage(hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
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}
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/**
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* @brief Data In stage callback..
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_DataInStage(hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
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}
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/**
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* @brief SOF callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SOF(hpcd->pData);
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}
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/**
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* @brief Reset callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_SpeedTypeDef speed = USBD_SPEED_FULL;
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/*Set USB Current Speed*/
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switch (hpcd->Init.speed)
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{
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#ifndef STM32L4
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#ifndef STM32F1
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case PCD_SPEED_HIGH:
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speed = USBD_SPEED_HIGH;
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break;
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#endif
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#endif
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case PCD_SPEED_FULL:
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speed = USBD_SPEED_FULL;
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break;
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default:
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speed = USBD_SPEED_FULL;
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break;
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}
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USBD_LL_SetSpeed(hpcd->pData, speed);
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/*Reset Device*/
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USBD_LL_Reset(hpcd->pData);
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}
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/**
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* @brief Suspend callback.
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* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
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{
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/* Inform USB library that core enters in suspend Mode */
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USBD_LL_Suspend(hpcd->pData);
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#ifndef STM32F1
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__HAL_PCD_GATE_PHYCLOCK(hpcd);
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#endif
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/*Enter in STOP mode */
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/* USER CODE BEGIN 2 */
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if (hpcd->Init.low_power_enable)
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{
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/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register */
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SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
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}
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/* USER CODE END 2 */
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}
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/**
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* @brief Resume callback.
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When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
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{
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/* USER CODE BEGIN 3 */
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/* USER CODE END 3 */
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USBD_LL_Resume(hpcd->pData);
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}
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/**
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* @brief ISOC Out Incomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_IsoOUTIncomplete(hpcd->pData, epnum);
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}
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/**
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* @brief ISOC In Incomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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{
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USBD_LL_IsoINIncomplete(hpcd->pData, epnum);
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}
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/**
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* @brief Connect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_DevConnected(hpcd->pData);
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}
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/**
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* @brief Disconnect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_DevDisconnected(hpcd->pData);
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}
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/*******************************************************************************
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LL Driver Interface (USB Device Library --> PCD)
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*******************************************************************************/
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/**
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* @brief Initializes the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev)
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{
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/* Init USB_IP */
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/* Link The driver to the stack */
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hpcd_USB_OTG_FS.pData = pdev;
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pdev->pData = &hpcd_USB_OTG_FS;
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#ifdef STM32L4
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/* Set LL Driver parameters */
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hpcd_USB_OTG_FS.Instance = USB_OTG_FS;
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hpcd_USB_OTG_FS.Init.dev_endpoints = 5;
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hpcd_USB_OTG_FS.Init.use_dedicated_ep1 = 0;
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hpcd_USB_OTG_FS.Init.ep0_mps = 0x40;
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hpcd_USB_OTG_FS.Init.dma_enable = 0;
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hpcd_USB_OTG_FS.Init.low_power_enable = 0;
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hpcd_USB_OTG_FS.Init.lpm_enable = 0;
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hpcd_USB_OTG_FS.Init.battery_charging_enable = 0;
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hpcd_USB_OTG_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
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hpcd_USB_OTG_FS.Init.Sof_enable = ENABLE; /* from F4, polling on the example */
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hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL;
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hpcd_USB_OTG_FS.Init.vbus_sensing_enable = 1;
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/* Link The driver to the stack */
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hpcd_USB_OTG_FS.pData = pdev;
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pdev->pData = &hpcd_USB_OTG_FS;
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/* Initialize LL Driver */
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HAL_PCD_Init(&hpcd_USB_OTG_FS);
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/* what is done on F4 */
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HAL_PCDEx_SetRxFiFo(&hpcd_USB_OTG_FS, 0x40);
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 0, 0x20); // EP0 IN
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 1, 0x40); // HID IN
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 2, 0x20); // CDC CMD
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 3, 0x40); // CDC IN
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#endif
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#ifdef STM32F4
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hpcd_USB_OTG_FS.Instance = USB_OTG_FS;
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hpcd_USB_OTG_FS.Init.dev_endpoints = 4;
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hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL; // MUST KEEP THIS FULL - buffer sizes only big enough for this, not high
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hpcd_USB_OTG_FS.Init.dma_enable = DISABLE; // NO DMA - we are assuming USBD_CtlSendData/USBD_LL_Transmit don't keep the pointer they are passed
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hpcd_USB_OTG_FS.Init.ep0_mps = DEP0CTL_MPS_8;
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hpcd_USB_OTG_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
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hpcd_USB_OTG_FS.Init.Sof_enable = ENABLE;
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hpcd_USB_OTG_FS.Init.low_power_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.lpm_enable = DISABLE;
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#ifdef USB_NO_VBUS_SENSE
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hpcd_USB_OTG_FS.Init.vbus_sensing_enable = DISABLE;
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#else
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hpcd_USB_OTG_FS.Init.vbus_sensing_enable = ENABLE;
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#endif
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hpcd_USB_OTG_FS.Init.use_dedicated_ep1 = DISABLE;
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HAL_PCD_Init(&hpcd_USB_OTG_FS);
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// USB memory is 1.25kB - lots of room for big FIFO sizes
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HAL_PCDEx_SetRxFiFo(&hpcd_USB_OTG_FS, 0x40);
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 0, 0x20); // EP0 IN
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 1, 0x40); // HID IN
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 2, 0x20); // CDC CMD
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 3, 0x40); // CDC IN
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#endif
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#ifdef STM32F1
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hpcd_USB_OTG_FS.Instance = USB;
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hpcd_USB_OTG_FS.Init.dev_endpoints = 8;
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hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL;
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hpcd_USB_OTG_FS.Init.ep0_mps = DEP0CTL_MPS_8;
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hpcd_USB_OTG_FS.Init.Sof_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.low_power_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.lpm_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.battery_charging_enable = DISABLE;
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HAL_PCD_Init(&hpcd_USB_OTG_FS);
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// USB memory is 512 bytes according to datasheet, so we should have loads
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// of space available?
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/*HAL_PCDEx_PMAConfig(pdev->pData , 0x00 , PCD_SNG_BUF, 0x18);
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HAL_PCDEx_PMAConfig(pdev->pData , 0x80 , PCD_SNG_BUF, 0x58);
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x81 , PCD_SNG_BUF, 0xC0); // HID IN
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x01 , PCD_SNG_BUF, 0x110); // unused?
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x82 , PCD_SNG_BUF, 0x100); // CDC CMD
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x83 , PCD_SNG_BUF, 0x180); // CDC IN
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x03 , PCD_SNG_BUF, 0x1C0); // CDC OUT*/
|
|
// above doesn't work
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x00 , PCD_SNG_BUF, 0x18);
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x80 , PCD_SNG_BUF, 0x58);
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x81 , PCD_SNG_BUF, 0xC0); // CDC IN
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x01 , PCD_SNG_BUF, 0x110); // CDC OUT
|
|
HAL_PCDEx_PMAConfig(pdev->pData , 0x82 , PCD_SNG_BUF, 0x100); // CDC CMD
|
|
|
|
#endif
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief De-Initializes the Low Level portion of the Device driver.
|
|
* @param pdev: Device handle
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_DeInit (USBD_HandleTypeDef *pdev)
|
|
{
|
|
HAL_PCD_DeInit(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Starts the Low Level portion of the Device driver.
|
|
* @param pdev: Device handle
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev)
|
|
{
|
|
HAL_PCD_Start(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Stops the Low Level portion of the Device driver.
|
|
* @param pdev: Device handle
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Stop (USBD_HandleTypeDef *pdev)
|
|
{
|
|
HAL_PCD_Stop(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Opens an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param ep_type: Endpoint Type
|
|
* @param ep_mps: Endpoint Max Packet Size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_OpenEP (USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr,
|
|
uint8_t ep_type,
|
|
uint16_t ep_mps)
|
|
{
|
|
|
|
HAL_PCD_EP_Open(pdev->pData,
|
|
ep_addr,
|
|
ep_mps,
|
|
ep_type);
|
|
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Closes an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_CloseEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
|
|
HAL_PCD_EP_Close(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Flushes an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_FlushEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
|
|
HAL_PCD_EP_Flush(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Sets a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_StallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
|
|
HAL_PCD_EP_SetStall(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Clears a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_ClearStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
|
|
HAL_PCD_EP_ClrStall(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns Stall condition.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval Stall (1: Yes, 0: No)
|
|
*/
|
|
uint8_t USBD_LL_IsStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
PCD_HandleTypeDef *hpcd = pdev->pData;
|
|
|
|
if((ep_addr & 0x80) == 0x80)
|
|
{
|
|
return hpcd->IN_ep[ep_addr & 0x7F].is_stall;
|
|
}
|
|
else
|
|
{
|
|
return hpcd->OUT_ep[ep_addr & 0x7F].is_stall;
|
|
}
|
|
}
|
|
/**
|
|
* @brief Assigns a USB address to the device.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_SetUSBAddress (USBD_HandleTypeDef *pdev, uint8_t dev_addr)
|
|
{
|
|
|
|
HAL_PCD_SetAddress(pdev->pData, dev_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Transmits data over an endpoint.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param pbuf: Pointer to data to be sent
|
|
* @param size: Data size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Transmit (USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr,
|
|
uint8_t *pbuf,
|
|
uint16_t size)
|
|
{
|
|
|
|
HAL_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Prepares an endpoint for reception.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param pbuf: Pointer to data to be received
|
|
* @param size: Data size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr,
|
|
uint8_t *pbuf,
|
|
uint16_t size)
|
|
{
|
|
|
|
HAL_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the last transfered packet size.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval Recived Data Size
|
|
*/
|
|
uint32_t USBD_LL_GetRxDataSize (USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
return HAL_PCD_EP_GetRxCount(pdev->pData, ep_addr);
|
|
}
|
|
|
|
#if (USBD_LPM_ENABLED == 1)
|
|
/**
|
|
* @brief HAL_PCDEx_LPM_Callback : Send LPM message to user layer
|
|
* @param hpcd: PCD handle
|
|
* @param msg: LPM message
|
|
* @retval HAL status
|
|
*/
|
|
void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg)
|
|
{
|
|
switch ( msg)
|
|
{
|
|
case PCD_LPM_L0_ACTIVE:
|
|
if (hpcd->Init.low_power_enable)
|
|
{
|
|
SystemClock_Config();
|
|
|
|
/* Reset SLEEPDEEP bit of Cortex System Control Register */
|
|
SCB->SCR &= (uint32_t)~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
|
|
}
|
|
__HAL_PCD_UNGATE_PHYCLOCK(hpcd);
|
|
USBD_LL_Resume(hpcd->pData);
|
|
break;
|
|
|
|
case PCD_LPM_L1_ACTIVE:
|
|
__HAL_PCD_GATE_PHYCLOCK(hpcd);
|
|
USBD_LL_Suspend(hpcd->pData);
|
|
|
|
/*Enter in STOP mode */
|
|
if (hpcd->Init.low_power_enable)
|
|
{
|
|
/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register */
|
|
SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
/**
|
|
* @brief Delays routine for the USB Device Library.
|
|
* @param Delay: Delay in ms
|
|
* @retval None
|
|
*/
|
|
void USBD_LL_Delay (uint32_t Delay)
|
|
{
|
|
HAL_Delay(Delay);
|
|
}
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|