/*------------------------------------------------------------------------*
* usb_dma_tag_find - factored out code
*------------------------------------------------------------------------*/
struct usb_dma_tag *
usb_dma_tag_find(struct usb_dma_parent_tag *udpt,
usb_size_t size, usb_size_t align)
{
struct usb_dma_tag *udt;
uint8_t nudt;
USB_ASSERT(align > 0, ("Invalid parameter align = 0\n"));
USB_ASSERT(size > 0, ("Invalid parameter size = 0\n"));
udt = udpt->utag_first;
nudt = udpt->utag_max;
while (nudt--) {
if (udt->align == 0) {
usb_dma_tag_create(udt, size, align);
if (udt->tag == NULL) {
return (NULL);
}
udt->align = align;
udt->size = size;
return (udt);
}
if ((udt->align == align) && (udt->size == size)) {
return (udt);
}
udt++;
}
return (NULL);
}
/*===========================================================================*
* hcd_decode_info *
*===========================================================================*/
static void
hcd_decode_info(long type, long invalue, hcd_event * event, hcd_reg1 * outvalue)
{
DEBUG_DUMP;
USB_ASSERT((invalue >= 0) && (invalue <= 0xFF),
"Illegal USB info value received");
switch ((ddekit_msg_type_t)type) {
case DDEKIT_HUB_PORT_LS_CONN:
*event = HCD_EVENT_PORT_LS_CONNECTED;
break;
case DDEKIT_HUB_PORT_FS_CONN:
*event = HCD_EVENT_PORT_FS_CONNECTED;
break;
case DDEKIT_HUB_PORT_HS_CONN:
*event = HCD_EVENT_PORT_HS_CONNECTED;
break;
case DDEKIT_HUB_PORT_DISCONN:
*event = HCD_EVENT_PORT_DISCONNECTED;
break;
default:
*event = HCD_EVENT_INVALID;
break;
}
*outvalue = (hcd_reg1)invalue;
}
/*===========================================================================*
* ddekit_usb_cancle_urb *
*===========================================================================*/
int
ddekit_usb_cancle_urb(struct ddekit_usb_urb * d_urb)
{
DEBUG_DUMP;
/* TODO: UNUSED for argument won't work */
((void)d_urb);
/* TODO: No driver will require this any time soon */
USB_ASSERT(0, "URB cancellation not supported");
return EXIT_SUCCESS;
}
/*===========================================================================*
* usbd_signal_handler *
*===========================================================================*/
static void
usbd_signal_handler(int UNUSED(signo))
{
DEBUG_DUMP;
USB_MSG("Signal received, exiting USBD...");
/* Try graceful DDEKit exit */
ddekit_shutdown();
/* Unreachable, when ddekit_shutdown works correctly */
USB_ASSERT(0, "Calling ddekit_shutdown failed!");
}
