rtt-f030/bsp/stm32f10x-HAL/drivers/drv_usb.c

277 lines
6.5 KiB
C

/*
* File : drv_usb.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
* 2017-11-15 ZYH update to 3.0.0
*/
#include "drv_usb.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_OUT, 64, ID_UNASSIGNED},
{0x2, USB_EP_ATTR_INT, USB_DIR_IN, 64, ID_UNASSIGNED},
{0xFF, USB_EP_ATTR_TYPE_MASK, USB_DIR_MASK, 0, ID_ASSIGNED },
};
void USB_LP_CAN1_RX0_IRQHandler(void)
{
rt_interrupt_enter();
HAL_PCD_IRQHandler(&_stm_pcd);
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)
{
rt_pin_write(USB_DISCONNECT_PIN,PIN_HIGH);
}
else
{
rt_pin_write(USB_DISCONNECT_PIN,PIN_LOW);
}
}
void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
{
if(pcdHandle->Instance==USB)
{
__HAL_RCC_GPIOA_CLK_ENABLE();
rt_pin_mode(USB_DISCONNECT_PIN,PIN_MODE_OUTPUT);
rt_pin_write(USB_DISCONNECT_PIN,PIN_LOW);
/* Peripheral clock enable */
__HAL_RCC_USB_CLK_ENABLE();
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(USB_LP_CAN1_RX0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(USB_LP_CAN1_RX0_IRQn);
}
}
void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
{
if(pcdHandle->Instance==USB)
{
/* Peripheral clock disable */
__HAL_RCC_USB_CLK_DISABLE();
/* Peripheral interrupt Deinit*/
HAL_NVIC_DisableIRQ(USB_LP_CAN1_RX0_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;
pcd->Init.dev_endpoints = 8;
pcd->Init.speed = PCD_SPEED_FULL;
pcd->Init.ep0_mps = DEP0CTL_MPS_8;
pcd->Init.low_power_enable = DISABLE;
pcd->Init.lpm_enable = DISABLE;
pcd->Init.battery_charging_enable = DISABLE;
/* Initialize LL Driver */
HAL_PCD_Init(pcd);
HAL_PCDEx_PMAConfig(pcd , 0x00 , PCD_SNG_BUF, 0x18);
HAL_PCDEx_PMAConfig(pcd , 0x80 , PCD_SNG_BUF, 0x58);
HAL_PCDEx_PMAConfig(pcd , 0x81 , PCD_SNG_BUF, 0x98);
HAL_PCDEx_PMAConfig(pcd , 0x01 , PCD_SNG_BUF, 0x118);
HAL_PCDEx_PMAConfig(pcd , 0x82 , PCD_SNG_BUF, 0xD8);
HAL_PCDEx_PMAConfig(pcd , 0x02 , PCD_SNG_BUF, 0x158);
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 0;
}
INIT_DEVICE_EXPORT(stm_usbd_register);