274 lines
7.0 KiB
C
274 lines
7.0 KiB
C
/*
|
|
* File : stm32_usbd.c
|
|
* This file is part of RT-Thread RTOS
|
|
* COPYRIGHT (C) 2015, RT-Thread Development Team
|
|
*
|
|
* The license and distribution terms for this file may be
|
|
* found in the file LICENSE in this distribution or at
|
|
* http://www.rt-thread.org/license/LICENSE
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2017-10-30 ZYH the first version
|
|
*/
|
|
#include "drv_usbd.h"
|
|
#include <rtthread.h>
|
|
#include <rtdevice.h>
|
|
#include "board.h"
|
|
//#define USB_DISCONNECT_PIN 30 //PA9
|
|
static PCD_HandleTypeDef _stm_pcd;
|
|
static struct udcd _stm_udc;
|
|
static struct ep_id _ep_pool[] =
|
|
{
|
|
{0x0, USB_EP_ATTR_CONTROL, USB_DIR_INOUT, 64, ID_ASSIGNED },
|
|
{0x1, USB_EP_ATTR_BULK, USB_DIR_IN, 64, ID_UNASSIGNED},
|
|
{0x1, USB_EP_ATTR_BULK, USB_DIR_OUT, 64, ID_UNASSIGNED},
|
|
{0x2, USB_EP_ATTR_INT, USB_DIR_IN, 64, ID_UNASSIGNED},
|
|
{0x2, USB_EP_ATTR_INT, USB_DIR_OUT, 64, ID_UNASSIGNED},
|
|
{0x3, USB_EP_ATTR_BULK, USB_DIR_IN, 64, ID_UNASSIGNED},
|
|
{0x3, USB_EP_ATTR_BULK, USB_DIR_OUT, 64, ID_UNASSIGNED},
|
|
{0xFF, USB_EP_ATTR_TYPE_MASK, USB_DIR_MASK, 0, ID_ASSIGNED },
|
|
};
|
|
|
|
void OTG_FS_IRQHandler(void)
|
|
{
|
|
rt_interrupt_enter();
|
|
HAL_PCD_IRQHandler(&_stm_pcd);
|
|
/* leave interrupt */
|
|
rt_interrupt_leave();
|
|
|
|
}
|
|
|
|
void HAL_PCD_ResetCallback(PCD_HandleTypeDef *pcd)
|
|
{
|
|
/* open ep0 OUT and IN */
|
|
HAL_PCD_EP_Open(pcd, 0x00, 0x40, EP_TYPE_CTRL);
|
|
HAL_PCD_EP_Open(pcd, 0x80, 0x40, EP_TYPE_CTRL);
|
|
rt_usbd_reset_handler(&_stm_udc);
|
|
}
|
|
|
|
void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
|
|
{
|
|
rt_usbd_ep0_setup_handler(&_stm_udc, (struct urequest *)hpcd->Setup);
|
|
}
|
|
|
|
void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
|
|
{
|
|
if (epnum == 0)
|
|
{
|
|
rt_usbd_ep0_in_handler(&_stm_udc);
|
|
}
|
|
else
|
|
{
|
|
rt_usbd_ep_in_handler(&_stm_udc, 0x80 | epnum, hpcd->IN_ep[epnum].xfer_count);
|
|
}
|
|
}
|
|
|
|
void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
|
|
{
|
|
rt_usbd_connect_handler(&_stm_udc);
|
|
}
|
|
|
|
void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
|
|
{
|
|
rt_usbd_sof_handler(&_stm_udc);
|
|
}
|
|
|
|
void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
|
|
{
|
|
rt_usbd_disconnect_handler(&_stm_udc);
|
|
}
|
|
|
|
void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
|
|
{
|
|
if (epnum != 0)
|
|
{
|
|
rt_usbd_ep_out_handler(&_stm_udc, epnum, hpcd->OUT_ep[epnum].xfer_count);
|
|
}
|
|
else
|
|
{
|
|
rt_usbd_ep0_out_handler(&_stm_udc, hpcd->OUT_ep[0].xfer_count);
|
|
}
|
|
}
|
|
|
|
void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state)
|
|
{
|
|
if (state == 1)
|
|
{
|
|
}
|
|
else
|
|
{
|
|
}
|
|
}
|
|
|
|
void HAL_PCD_MspInit(PCD_HandleTypeDef *pcdHandle)
|
|
{
|
|
GPIO_InitTypeDef GPIO_InitStruct;
|
|
if (pcdHandle->Instance == USB_OTG_FS)
|
|
{
|
|
/* USER CODE BEGIN USB_MspInit 0 */
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
|
GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
|
|
GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
/* Peripheral clock enable */
|
|
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
|
|
/* Peripheral interrupt init */
|
|
HAL_NVIC_SetPriority(OTG_FS_IRQn, 5, 0);
|
|
HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
|
|
}
|
|
}
|
|
|
|
void HAL_PCD_MspDeInit(PCD_HandleTypeDef *pcdHandle)
|
|
{
|
|
if (pcdHandle->Instance == USB_OTG_FS)
|
|
{
|
|
/* Peripheral clock disable */
|
|
__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
|
|
/**USB_OTG_FS GPIO Configuration
|
|
PA11 ------> USB_OTG_FS_DM
|
|
PA12 ------> USB_OTG_FS_DP
|
|
*/
|
|
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_11 | GPIO_PIN_12);
|
|
/* Peripheral interrupt Deinit*/
|
|
HAL_NVIC_DisableIRQ(OTG_FS_IRQn);
|
|
}
|
|
}
|
|
|
|
static rt_err_t _ep_set_stall(rt_uint8_t address)
|
|
{
|
|
HAL_PCD_EP_SetStall(&_stm_pcd, address);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _ep_clear_stall(rt_uint8_t address)
|
|
{
|
|
HAL_PCD_EP_ClrStall(&_stm_pcd, address);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _set_address(rt_uint8_t address)
|
|
{
|
|
HAL_PCD_SetAddress(&_stm_pcd, address);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _set_config(rt_uint8_t address)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _ep_enable(uep_t ep)
|
|
{
|
|
RT_ASSERT(ep != RT_NULL);
|
|
RT_ASSERT(ep->ep_desc != RT_NULL);
|
|
HAL_PCD_EP_Open(&_stm_pcd, ep->ep_desc->bEndpointAddress,
|
|
ep->ep_desc->wMaxPacketSize, ep->ep_desc->bmAttributes);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _ep_disable(uep_t ep)
|
|
{
|
|
RT_ASSERT(ep != RT_NULL);
|
|
RT_ASSERT(ep->ep_desc != RT_NULL);
|
|
HAL_PCD_EP_Close(&_stm_pcd, ep->ep_desc->bEndpointAddress);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_size_t _ep_read(rt_uint8_t address, void *buffer)
|
|
{
|
|
rt_size_t size = 0;
|
|
RT_ASSERT(buffer != RT_NULL);
|
|
return size;
|
|
}
|
|
|
|
static rt_size_t _ep_read_prepare(rt_uint8_t address, void *buffer, rt_size_t size)
|
|
{
|
|
HAL_PCD_EP_Receive(&_stm_pcd, address, buffer, size);
|
|
return size;
|
|
}
|
|
|
|
static rt_size_t _ep_write(rt_uint8_t address, void *buffer, rt_size_t size)
|
|
{
|
|
HAL_PCD_EP_Transmit(&_stm_pcd, address, buffer, size);
|
|
return size;
|
|
}
|
|
|
|
static rt_err_t _ep0_send_status(void)
|
|
{
|
|
HAL_PCD_EP_Transmit(&_stm_pcd, 0x00, NULL, 0);
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _suspend(void)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _wakeup(void)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t _init(rt_device_t device)
|
|
{
|
|
PCD_HandleTypeDef *pcd;
|
|
/* Set LL Driver parameters */
|
|
pcd = (PCD_HandleTypeDef *)device->user_data;
|
|
pcd->Instance = USB_OTG_FS;
|
|
pcd->Init.dev_endpoints = 4;
|
|
pcd->Init.speed = PCD_SPEED_FULL;
|
|
pcd->Init.dma_enable = DISABLE;
|
|
pcd->Init.ep0_mps = DEP0CTL_MPS_64;
|
|
pcd->Init.phy_itface = PCD_PHY_EMBEDDED;
|
|
pcd->Init.Sof_enable = DISABLE;
|
|
pcd->Init.low_power_enable = DISABLE;
|
|
pcd->Init.lpm_enable = DISABLE;
|
|
pcd->Init.vbus_sensing_enable = DISABLE;
|
|
pcd->Init.use_dedicated_ep1 = DISABLE;
|
|
/* Initialize LL Driver */
|
|
HAL_PCD_Init(pcd);
|
|
HAL_PCDEx_SetRxFiFo(pcd, 0x80);
|
|
HAL_PCDEx_SetTxFiFo(pcd, 0, 0x40);
|
|
HAL_PCDEx_SetTxFiFo(pcd, 1, 0x40);
|
|
HAL_PCDEx_SetTxFiFo(pcd, 2, 0x40);
|
|
HAL_PCDEx_SetTxFiFo(pcd, 3, 0x40);
|
|
HAL_PCD_Start(pcd);
|
|
return RT_EOK;
|
|
}
|
|
|
|
const static struct udcd_ops _udc_ops =
|
|
{
|
|
_set_address,
|
|
_set_config,
|
|
_ep_set_stall,
|
|
_ep_clear_stall,
|
|
_ep_enable,
|
|
_ep_disable,
|
|
_ep_read_prepare,
|
|
_ep_read,
|
|
_ep_write,
|
|
_ep0_send_status,
|
|
_suspend,
|
|
_wakeup,
|
|
};
|
|
|
|
int stm_usbd_register(void)
|
|
{
|
|
rt_memset((void *)&_stm_udc, 0, sizeof(struct udcd));
|
|
_stm_udc.parent.type = RT_Device_Class_USBDevice;
|
|
_stm_udc.parent.init = _init;
|
|
_stm_udc.parent.user_data = &_stm_pcd;
|
|
_stm_udc.ops = &_udc_ops;
|
|
/* Register endpoint infomation */
|
|
_stm_udc.ep_pool = _ep_pool;
|
|
_stm_udc.ep0.id = &_ep_pool[0];
|
|
rt_device_register((rt_device_t)&_stm_udc, "usbd", 0);
|
|
rt_usb_device_init();
|
|
return RT_EOK;
|
|
}
|
|
INIT_DEVICE_EXPORT(stm_usbd_register);
|