828eco基于GD32H7mcu
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/*
* Copyright (c) 2006-2025, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2025-11-07 RealThread the first version
*/
#include "drv_otghs_host.h"
#include <rtthread.h>
#include <rtdevice.h>
#include "board.h"
#include "drv_usb_hw.h"
#if defined(BSP_USING_USB) && defined(RT_USING_USB_HOST)
#define OTG_FS_PORT 1
usb_core_driver gd_usb_core;
static struct rt_completion urb_completion;
static volatile rt_bool_t connect_status = RT_FALSE;
void usbh_connect_callback(usb_core_driver *hhcd)
{
uhcd_t hcd = (uhcd_t)hhcd->host.data;
if (!connect_status)
{
connect_status = RT_TRUE;
rt_usbh_root_hub_connect_handler(hcd, OTG_FS_PORT, RT_FALSE);
}
}
void usbh_disconnect_callback(usb_core_driver *hhcd)
{
uhcd_t hcd = (uhcd_t)hhcd->host.data;
if (connect_status)
{
connect_status = RT_FALSE;
rt_usbh_root_hub_disconnect_handler(hcd, OTG_FS_PORT);
}
}
void usbh_hc_notifyurbchange_callback(usb_core_driver *hhcd, uint8_t chnum, usb_urb_state urb_state)
{
rt_completion_done(&urb_completion);
}
static rt_err_t drv_reset_port(rt_uint8_t port)
{
usb_port_reset(&gd_usb_core);
return RT_EOK;
}
static int drv_pipe_xfer(upipe_t pipe, rt_uint8_t token, void *buffer, int nbytes, int timeout)
{
while (1)
{
uint8_t dir = (pipe->ep.bEndpointAddress & 0x80) >> 7;
if (!connect_status)
{
return -1;
}
rt_completion_init(&urb_completion);
if (dir == 0)
{
if (token == 0)
{
usbh_ctlsetup_send(&gd_usb_core, buffer, pipe->pipe_index);
}
else
{
usbh_data_send(&gd_usb_core, buffer, pipe->pipe_index, nbytes);
}
}
else
{
usbh_data_recev(&gd_usb_core, buffer, pipe->pipe_index, nbytes);
}
rt_completion_wait(&urb_completion, timeout);
rt_thread_mdelay(1);
if (usbh_urbstate_get(&gd_usb_core, pipe->pipe_index) == URB_NOTREADY)
{
if (pipe->ep.bmAttributes == USB_EP_ATTR_INT)
{
rt_thread_delay((pipe->ep.bInterval * RT_TICK_PER_SECOND / 1000) > 0 ? (pipe->ep.bInterval * RT_TICK_PER_SECOND / 1000) : 1);
}
usb_pipe_halt(&gd_usb_core, pipe->pipe_index);
usbh_pipe_create(&gd_usb_core,
pipe->inst->address,
(uint8_t)PORT_SPEED_FULL,
pipe->pipe_index,
pipe->ep.bEndpointAddress,
pipe->ep.bmAttributes,
pipe->ep.wMaxPacketSize);
continue;
}
else if (usbh_urbstate_get(&gd_usb_core, pipe->pipe_index) == URB_STALL)
{
pipe->status = UPIPE_STATUS_STALL;
if (pipe->callback != RT_NULL)
{
pipe->callback(pipe);
}
return -1;
}
else if (usbh_urbstate_get(&gd_usb_core, pipe->pipe_index) == URB_ERROR)
{
pipe->status = UPIPE_STATUS_ERROR;
if (pipe->callback != RT_NULL)
{
pipe->callback(pipe);
}
return -1;
}
else if (usbh_urbstate_get(&gd_usb_core, pipe->pipe_index) == URB_DONE)
{
pipe->status = UPIPE_STATUS_OK;
if (pipe->callback != RT_NULL)
{
pipe->callback(pipe);
}
if (pipe->ep.bEndpointAddress & 0x80)
{
return usbh_xfercount_get(&gd_usb_core, pipe->pipe_index);
}
return nbytes;
}
return -1;
}
}
static rt_uint16_t pipe_index = 0;
static rt_uint8_t drv_get_free_pipe_index()
{
rt_uint8_t idx;
for (idx = 1; idx < 16; idx++)
{
if (!(pipe_index & (0x01 << idx)))
{
pipe_index |= (0x01 << idx);
return (idx - 1);
}
}
return 0xff;
}
static void drv_free_pipe_index(rt_uint8_t index)
{
pipe_index &= ~(0x01 << index);
}
static rt_err_t drv_open_pipe(upipe_t pipe)
{
pipe->pipe_index = drv_get_free_pipe_index();
usbh_pipe_create(&gd_usb_core,
pipe->inst->address,
(uint8_t)PORT_SPEED_FULL,
pipe->pipe_index,
pipe->ep.bEndpointAddress,
pipe->ep.bmAttributes,
pipe->ep.wMaxPacketSize);
/* Set DATA0 PID token*/
if (gd_usb_core.host.pipe[pipe->pipe_index].ep.dir)
{
gd_usb_core.host.pipe[pipe->pipe_index].data_toggle_in = 0;
}
else
{
gd_usb_core.host.pipe[pipe->pipe_index].data_toggle_out = 0;
}
return RT_EOK;
}
static rt_err_t drv_close_pipe(upipe_t pipe)
{
usb_pipe_halt(&gd_usb_core, pipe->pipe_index);
drv_free_pipe_index(pipe->pipe_index);
return RT_EOK;
}
struct uhcd_ops _uhcd_ops = {
drv_reset_port,
drv_pipe_xfer,
drv_open_pipe,
drv_close_pipe,
};
static rt_err_t gd32_hcd_init(rt_device_t device)
{
usb_rcu_config();
usb_timer_init();
/* configure GPIO pin used for switching VBUS power and charge pump I/O */
usb_vbus_config();
uint8_t i = 0U;
#ifdef USE_USBHS0
#ifdef USE_USB_FS
usb_para_init(&gd_usb_core, USBHS0, USB_SPEED_FULL);
#endif
#ifdef USE_USB_HS
usb_para_init(&gd_usb_core, USBHS0, USB_SPEED_HIGH);
#endif
#endif /* USE_USBHS0 */
#ifdef USE_USBHS1
#ifdef USE_USB_FS
usb_para_init(&gd_usb_core, USBHS1, USB_SPEED_FULL);
#endif
#ifdef USE_USB_HS
usb_para_init(&gd_usb_core, USBHS1, USB_SPEED_HIGH);
#endif
#endif /* USE_USBHS1 */
gd_usb_core.host.connect_status = 0U;
for (i = 0U; i < USBHS_MAX_TX_FIFOS; i++)
{
gd_usb_core.host.pipe[i].err_count = 0U;
gd_usb_core.host.pipe[i].pp_status = PIPE_IDLE;
gd_usb_core.host.backup_xfercount[i] = 0U;
}
gd_usb_core.host.pipe[0].ep.mps = 8U;
usb_basic_init(&gd_usb_core.bp, &gd_usb_core.regs);
usb_globalint_disable(&gd_usb_core.regs);
usb_core_init(gd_usb_core.bp, &gd_usb_core.regs);
#ifndef USE_OTG_MODE
usb_curmode_set(&gd_usb_core.regs, HOST_MODE);
#endif /* USE_OTG_MODE */
usb_host_init(&gd_usb_core);
usb_globalint_enable(&gd_usb_core.regs);
#ifdef USE_USB_HS
#ifdef USE_USBHS0
pllusb_rcu_config(USBHS0);
#elif defined USE_USBHS1
pllusb_rcu_config(USBHS1);
#else
#endif
#endif /* USE_USB_HS */
/* enable interrupts */
usb_intr_config();
return RT_EOK;
}
int gd_usbh_register(void)
{
rt_err_t res = -RT_ERROR;
uhcd_t uhcd = (uhcd_t)rt_malloc(sizeof(struct uhcd));
if (uhcd == RT_NULL)
{
rt_kprintf("uhcd malloc failed\r\n");
return -RT_ERROR;
}
rt_memset((void *)uhcd, 0, sizeof(struct uhcd));
uhcd->parent.type = RT_Device_Class_USBHost;
uhcd->parent.init = gd32_hcd_init;
uhcd->parent.user_data = &gd_usb_core;
uhcd->ops = &_uhcd_ops;
uhcd->num_ports = OTG_FS_PORT;
gd_usb_core.host.data = uhcd;
res = rt_device_register(&uhcd->parent, "usbh", RT_DEVICE_FLAG_DEACTIVATE);
if (res != RT_EOK)
{
rt_kprintf("register usb host failed res = %d\r\n", res);
return -RT_ERROR;
}
rt_usb_host_init("usbh");
return RT_EOK;
}
INIT_DEVICE_EXPORT(gd_usbh_register);
#endif /* BSP_USING_USB && RT_USING_USB_HOST */