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Merge pull request #1193 from rppicomidi/implement_usbh_replug_on_pico

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Implement usbh replug on pico
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Ha Thach 2021-11-30 21:53:28 +07:00 committed by GitHub
commit 6af58e3385
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2 changed files with 25 additions and 5 deletions
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6
src/host/usbh.c
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@ -541,10 +541,12 @@ void process_device_unplugged(uint8_t rhport, uint8_t hub_addr, uint8_t hub_port
usbh_class_drivers[drv_id].close(dev_addr);
}
hcd_device_close(rhport, dev_addr);
// release all endpoints associated with the device
memset(dev->itf2drv, DRVID_INVALID, sizeof(dev->itf2drv)); // invalid mapping
memset(dev->ep2drv , DRVID_INVALID, sizeof(dev->ep2drv )); // invalid mapping
hcd_device_close(rhport, dev_addr);
tu_memclr(dev->ep_status, sizeof(dev->ep_status));
dev->state = TUSB_DEVICE_STATE_UNPLUG;
}

24
src/portable/raspberrypi/rp2040/hcd_rp2040.c
View File

@ -412,10 +412,28 @@ tusb_speed_t hcd_port_speed_get(uint8_t rhport)
// Close all opened endpoint belong to this device
void hcd_device_close(uint8_t rhport, uint8_t dev_addr)
{
(void) rhport;
(void) dev_addr;
pico_trace("hcd_device_close %d\n", dev_addr);
(void) rhport;
pico_trace("hcd_device_close %d\n", dev_addr);
if (dev_addr == 0) return;
for (size_t i = 1; i < TU_ARRAY_SIZE(ep_pool); i++)
{
hw_endpoint_t* ep = &ep_pool[i];
if (ep->dev_addr == dev_addr && ep->configured)
{
// in case it is an interrupt endpoint, disable it
usb_hw_clear->int_ep_ctrl = (1 << (ep->interrupt_num + 1));
usb_hw->int_ep_addr_ctrl[ep->interrupt_num] = 0;
// unconfigure the endpoint
ep->configured = false;
*ep->endpoint_control = 0;
*ep->buffer_control = 0;
hw_endpoint_reset_transfer(ep);
}
}
}
uint32_t hcd_frame_number(uint8_t rhport)