void usb_stream_reset(struct usb_stream_config const *config)
{
config->out_desc->flags = DOEPDMA_RXBYTES(config->tx_size) |
DOEPDMA_LAST | DOEPDMA_BS_HOST_RDY |
DOEPDMA_IOC;
config->out_desc->addr = config->rx_ram;
GR_USB_DOEPDMA(config->endpoint) = (uint32_t)config->out_desc;
config->in_desc->flags = DIEPDMA_LAST | DIEPDMA_BS_HOST_BSY |
DIEPDMA_IOC;
config->in_desc->addr = config->tx_ram;
GR_USB_DIEPDMA(config->endpoint) = (uint32_t)config->in_desc;
GR_USB_DOEPCTL(config->endpoint) = DXEPCTL_MPS(64) | DXEPCTL_USBACTEP |
DXEPCTL_EPTYPE_BULK |
DXEPCTL_CNAK | DXEPCTL_EPENA;
GR_USB_DIEPCTL(config->endpoint) = DXEPCTL_MPS(64) | DXEPCTL_USBACTEP |
DXEPCTL_EPTYPE_BULK |
DXEPCTL_TXFNUM(config->endpoint);
GR_USB_DAINTMSK |= DAINT_INEP(config->endpoint) |
DAINT_OUTEP(config->endpoint);
*config->is_reset = 1;
/* Flush any queued data */
hook_call_deferred(config->deferred_tx, 0);
hook_call_deferred(config->deferred_rx, 0);
}
static void hid_reset(void)
{
hid_ep_desc.flags = DIEPDMA_LAST | DIEPDMA_BS_HOST_BSY | DIEPDMA_IOC;
hid_ep_desc.addr = hid_ep_buf;
GR_USB_DIEPDMA(USB_EP_HID_KEYBOARD) = (uint32_t)&hid_ep_desc;
GR_USB_DIEPCTL(USB_EP_HID_KEYBOARD) = DXEPCTL_MPS(HID_REPORT_SIZE) |
DXEPCTL_USBACTEP | DXEPCTL_EPTYPE_INT |
DXEPCTL_TXFNUM(USB_EP_HID_KEYBOARD);
GR_USB_DAINTMSK |= DAINT_INEP(USB_EP_HID_KEYBOARD);
}
static void ep_reset(void)
{
ep_out_desc.flags = DOEPDMA_RXBYTES(USB_MAX_PACKET_SIZE) |
DOEPDMA_LAST | DOEPDMA_BS_HOST_RDY | DOEPDMA_IOC;
ep_out_desc.addr = ep_buf_rx;
GR_USB_DOEPDMA(USB_EP_BLOB) = (uint32_t)&ep_out_desc;
ep_in_desc.flags = DIEPDMA_LAST | DIEPDMA_BS_HOST_BSY | DIEPDMA_IOC;
ep_in_desc.addr = ep_buf_tx;
GR_USB_DIEPDMA(USB_EP_BLOB) = (uint32_t)&ep_in_desc;
GR_USB_DOEPCTL(USB_EP_BLOB) = DXEPCTL_MPS(64) | DXEPCTL_USBACTEP |
DXEPCTL_EPTYPE_BULK |
DXEPCTL_CNAK | DXEPCTL_EPENA;
GR_USB_DIEPCTL(USB_EP_BLOB) = DXEPCTL_MPS(64) | DXEPCTL_USBACTEP |
DXEPCTL_EPTYPE_BULK |
DXEPCTL_TXFNUM(USB_EP_BLOB);
GR_USB_DAINTMSK |= (1<<USB_EP_BLOB) | (1 << (USB_EP_BLOB+16));
is_reset = 1;
/* Flush any queued data */
hook_call_deferred(tx_fifo_handler, 0);
hook_call_deferred(rx_fifo_handler, 0);
}
