static int usbhub_get_hub_descriptor(usbdev_t *dev,usb_hub_descr_t *dscr,int idx,int maxlen)
{
int res;
uint8_t *respbuf;
int len;
/*
* Get the hub descriptor. Get the first 8 bytes first, then get
* the rest if there is more.
*/
respbuf = usb_dma_alloc(USB_HUB_DESCR_SIZE);
res = usb_std_request(dev,0xA0,
USB_HUBREQ_GET_DESCRIPTOR,
0, 0,
respbuf,
USB_HUB_DESCR_SIZE);
len = ((usb_hub_descr_t *)respbuf)->bDescriptorLength;
if (len > USB_HUB_DESCR_SIZE) {
usb_dma_free(respbuf);
respbuf = usb_dma_alloc(USB_HUB_DESCR_SIZE);
res = usb_std_request(dev,0xA0,
USB_HUBREQ_GET_DESCRIPTOR,
0, 0,
respbuf,
len);
}
memcpy(dscr, respbuf, (len <= maxlen ? len : maxlen));
usb_dma_free(respbuf);
return res;
}
static int rtek_set_reg( usbdev_t *dev, int16_t reg, int8_t val )
{
uint8_t data[1];
data[0] = val;
return usb_std_request( dev, (USBREQ_TYPE_VENDOR | USBREQ_DIR_OUT),
RTEK_REG_ACCESS, reg, 0, data, 1 );
}
static int usbhub_get_hub_descriptor(usbdev_t *dev,usb_hub_descr_t *dscr,int idx,int maxlen)
{
return usb_std_request(dev,0xA0,
USB_HUBREQ_GET_DESCRIPTOR,
0,0,
(uint8_t *) dscr,
maxlen);
}
static int usbhub_get_port_status(usbdev_t *dev,int port,usb_port_status_t *status)
{
return usb_std_request(dev,
0xA3,
0,
0,
port,
(uint8_t *) status,
sizeof(usb_port_status_t));
}
static int usbhub_get_hub_status(usbdev_t *dev,usb_hub_status_t *status)
{
return usb_std_request(dev,
0xA0,
0x00,
0,
0,
(uint8_t *) status,
sizeof(usbhub_status_t));
}
static int usbmass_get_max_lun(usbdev_t *dev,int *lunp)
{
uint8_t buf = 0;
int res;
res = usb_std_request(dev,0xA1,0xFE,0,0,&buf,1);
if (res < 0) return res;
if (lunp) *lunp = (int) buf;
return 0;
}
static int rtek_get_reg( usbdev_t *dev, int16_t reg, uint8_t *val, int16_t len )
{
return usb_std_request( dev, (USBREQ_TYPE_VENDOR | USBREQ_DIR_IN),
RTEK_REG_ACCESS, reg, 0, val, len );
}
