277 lines
6.7 KiB
C
277 lines
6.7 KiB
C
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2019-04-10 ZYH first version
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* 2019-10-27 flybreak Compatible with the HS
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*/
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#include <rtthread.h>
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#ifdef BSP_USING_USBD
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#include <rtdevice.h>
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#include "board.h"
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#include <string.h>
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#include <drv_config.h>
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static PCD_HandleTypeDef _stm_pcd;
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static struct udcd _stm_udc;
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static struct ep_id _ep_pool[] =
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{
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{0x0, USB_EP_ATTR_CONTROL, USB_DIR_INOUT, 64, ID_ASSIGNED },
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{0x1, USB_EP_ATTR_BULK, USB_DIR_IN, 64, ID_UNASSIGNED},
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{0x1, USB_EP_ATTR_BULK, USB_DIR_OUT, 64, ID_UNASSIGNED},
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{0x2, USB_EP_ATTR_INT, USB_DIR_IN, 64, ID_UNASSIGNED},
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{0x2, USB_EP_ATTR_INT, USB_DIR_OUT, 64, ID_UNASSIGNED},
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{0x3, USB_EP_ATTR_BULK, USB_DIR_IN, 64, ID_UNASSIGNED},
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#if !defined(SOC_SERIES_STM32F1)
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{0x3, USB_EP_ATTR_BULK, USB_DIR_OUT, 64, ID_UNASSIGNED},
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#endif
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{0xFF, USB_EP_ATTR_TYPE_MASK, USB_DIR_MASK, 0, ID_ASSIGNED },
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};
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void USBD_IRQ_HANDLER(void)
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{
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rt_interrupt_enter();
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HAL_PCD_IRQHandler(&_stm_pcd);
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/* leave interrupt */
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rt_interrupt_leave();
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}
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void HAL_PCD_ResetCallback(PCD_HandleTypeDef *pcd)
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{
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/* open ep0 OUT and IN */
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HAL_PCD_EP_Open(pcd, 0x00, 0x40, EP_TYPE_CTRL);
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HAL_PCD_EP_Open(pcd, 0x80, 0x40, EP_TYPE_CTRL);
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rt_usbd_reset_handler(&_stm_udc);
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}
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void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
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{
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rt_usbd_ep0_setup_handler(&_stm_udc, (struct urequest *)hpcd->Setup);
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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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if (epnum == 0)
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{
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rt_usbd_ep0_in_handler(&_stm_udc);
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}
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else
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{
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rt_usbd_ep_in_handler(&_stm_udc, 0x80 | epnum, hpcd->IN_ep[epnum].xfer_count);
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}
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}
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void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
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{
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rt_usbd_connect_handler(&_stm_udc);
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}
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void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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{
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rt_usbd_sof_handler(&_stm_udc);
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}
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void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
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{
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rt_usbd_disconnect_handler(&_stm_udc);
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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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if (epnum != 0)
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{
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rt_usbd_ep_out_handler(&_stm_udc, epnum, hpcd->OUT_ep[epnum].xfer_count);
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}
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else
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{
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rt_usbd_ep0_out_handler(&_stm_udc, hpcd->OUT_ep[0].xfer_count);
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}
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}
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void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state)
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{
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if (state == 1)
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{
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#if defined(SOC_SERIES_STM32F1)
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rt_pin_mode(BSP_USB_CONNECT_PIN,PIN_MODE_OUTPUT);
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rt_pin_write(BSP_USB_CONNECT_PIN, BSP_USB_PULL_UP_STATUS);
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#endif
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}
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else
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{
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#if defined(SOC_SERIES_STM32F1)
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rt_pin_mode(BSP_USB_CONNECT_PIN,PIN_MODE_OUTPUT);
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rt_pin_write(BSP_USB_CONNECT_PIN, !BSP_USB_PULL_UP_STATUS);
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#endif
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}
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}
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static rt_err_t _ep_set_stall(rt_uint8_t address)
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{
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HAL_PCD_EP_SetStall(&_stm_pcd, address);
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return RT_EOK;
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}
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static rt_err_t _ep_clear_stall(rt_uint8_t address)
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{
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HAL_PCD_EP_ClrStall(&_stm_pcd, address);
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return RT_EOK;
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}
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static rt_err_t _set_address(rt_uint8_t address)
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{
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HAL_PCD_SetAddress(&_stm_pcd, address);
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return RT_EOK;
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}
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static rt_err_t _set_config(rt_uint8_t address)
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{
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return RT_EOK;
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}
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static rt_err_t _ep_enable(uep_t ep)
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{
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RT_ASSERT(ep != RT_NULL);
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RT_ASSERT(ep->ep_desc != RT_NULL);
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HAL_PCD_EP_Open(&_stm_pcd, ep->ep_desc->bEndpointAddress,
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ep->ep_desc->wMaxPacketSize, ep->ep_desc->bmAttributes);
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return RT_EOK;
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}
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static rt_err_t _ep_disable(uep_t ep)
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{
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RT_ASSERT(ep != RT_NULL);
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RT_ASSERT(ep->ep_desc != RT_NULL);
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HAL_PCD_EP_Close(&_stm_pcd, ep->ep_desc->bEndpointAddress);
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return RT_EOK;
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}
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static rt_size_t _ep_read(rt_uint8_t address, void *buffer)
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{
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rt_size_t size = 0;
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RT_ASSERT(buffer != RT_NULL);
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return size;
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}
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static rt_size_t _ep_read_prepare(rt_uint8_t address, void *buffer, rt_size_t size)
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{
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HAL_PCD_EP_Receive(&_stm_pcd, address, buffer, size);
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return size;
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}
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static rt_size_t _ep_write(rt_uint8_t address, void *buffer, rt_size_t size)
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{
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HAL_PCD_EP_Transmit(&_stm_pcd, address, buffer, size);
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return size;
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}
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static rt_err_t _ep0_send_status(void)
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{
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HAL_PCD_EP_Transmit(&_stm_pcd, 0x00, NULL, 0);
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return RT_EOK;
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}
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static rt_err_t _suspend(void)
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{
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return RT_EOK;
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}
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static rt_err_t _wakeup(void)
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{
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return RT_EOK;
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}
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static rt_err_t _init(rt_device_t device)
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{
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PCD_HandleTypeDef *pcd;
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/* Set LL Driver parameters */
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pcd = (PCD_HandleTypeDef *)device->user_data;
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pcd->Instance = USBD_INSTANCE;
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memset(&pcd->Init, 0, sizeof pcd->Init);
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pcd->Init.dev_endpoints = 8;
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pcd->Init.speed = USBD_PCD_SPEED;
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pcd->Init.ep0_mps = DEP0CTL_MPS_64;
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#if !defined(SOC_SERIES_STM32F1)
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pcd->Init.phy_itface = USBD_PCD_PHY_MODULE;
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#endif
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/* Initialize LL Driver */
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HAL_PCD_Init(pcd);
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/* USB interrupt Init */
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HAL_NVIC_SetPriority(USBD_IRQ_TYPE, 2, 0);
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HAL_NVIC_EnableIRQ(USBD_IRQ_TYPE);
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#if !defined(SOC_SERIES_STM32F1)
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HAL_PCDEx_SetRxFiFo(pcd, 0x80);
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HAL_PCDEx_SetTxFiFo(pcd, 0, 0x40);
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HAL_PCDEx_SetTxFiFo(pcd, 1, 0x40);
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HAL_PCDEx_SetTxFiFo(pcd, 2, 0x40);
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HAL_PCDEx_SetTxFiFo(pcd, 3, 0x40);
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#else
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HAL_PCDEx_PMAConfig(pcd, 0x00, PCD_SNG_BUF, 0x18);
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HAL_PCDEx_PMAConfig(pcd, 0x80, PCD_SNG_BUF, 0x58);
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HAL_PCDEx_PMAConfig(pcd, 0x81, PCD_SNG_BUF, 0x98);
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HAL_PCDEx_PMAConfig(pcd, 0x01, PCD_SNG_BUF, 0x118);
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HAL_PCDEx_PMAConfig(pcd, 0x82, PCD_SNG_BUF, 0xD8);
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HAL_PCDEx_PMAConfig(pcd, 0x02, PCD_SNG_BUF, 0x158);
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HAL_PCDEx_PMAConfig(pcd, 0x83, PCD_SNG_BUF, 0x198);
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#endif
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HAL_PCD_Start(pcd);
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return RT_EOK;
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}
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const static struct udcd_ops _udc_ops =
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{
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_set_address,
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_set_config,
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_ep_set_stall,
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_ep_clear_stall,
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_ep_enable,
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_ep_disable,
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_ep_read_prepare,
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_ep_read,
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_ep_write,
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_ep0_send_status,
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_suspend,
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_wakeup,
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};
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#ifdef RT_USING_DEVICE_OPS
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const static struct rt_device_ops _ops =
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{
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_init,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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};
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#endif
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int stm_usbd_register(void)
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{
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rt_memset((void *)&_stm_udc, 0, sizeof(struct udcd));
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_stm_udc.parent.type = RT_Device_Class_USBDevice;
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#ifdef RT_USING_DEVICE_OPS
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_stm_udc.parent.ops = &_ops;
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#else
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_stm_udc.parent.init = _init;
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#endif
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_stm_udc.parent.user_data = &_stm_pcd;
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_stm_udc.ops = &_udc_ops;
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/* Register endpoint infomation */
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_stm_udc.ep_pool = _ep_pool;
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_stm_udc.ep0.id = &_ep_pool[0];
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#ifdef BSP_USBD_SPEED_HS
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_stm_udc.device_is_hs = RT_TRUE;
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#endif
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rt_device_register((rt_device_t)&_stm_udc, "usbd", 0);
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rt_usb_device_init();
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return RT_EOK;
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}
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INIT_DEVICE_EXPORT(stm_usbd_register);
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#endif
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