static void HandleRxdSetupData(void)
{
int i;
UsbSetupData usd;
for(i = 0; i < sizeof(usd); i++) {
((BYTE *)&usd)[i] = UDP_ENDPOINT_FIFO(0);
}
if(usd.bmRequestType & 0x80) {
UDP_ENDPOINT_CSR(0) |= UDP_CSR_CONTROL_DATA_DIR;
while(!(UDP_ENDPOINT_CSR(0) & UDP_CSR_CONTROL_DATA_DIR))
;
}
UDP_ENDPOINT_CSR(0) &= ~UDP_CSR_RX_HAVE_READ_SETUP_DATA;
while(UDP_ENDPOINT_CSR(0) & UDP_CSR_RX_HAVE_READ_SETUP_DATA)
;
switch(usd.bRequest) {
case USB_REQUEST_GET_DESCRIPTOR:
if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_DEVICE) {
UsbSendEp0((BYTE *)&DeviceDescriptor,
min(sizeof(DeviceDescriptor), usd.wLength));
} else if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_CONFIGURATION) {
UsbSendEp0((BYTE *)&ConfigurationDescriptor,
min(sizeof(ConfigurationDescriptor), usd.wLength));
} else if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_STRING) {
static void HandleRxdSetupData(void)
{
int i;
UsbSetupData usd;
for(i = 0; i < sizeof(usd); i++) {
((uint8_t *)&usd)[i] = AT91C_BASE_UDP->UDP_FDR[0];
}
if(usd.bmRequestType & 0x80) {
AT91C_BASE_UDP->UDP_CSR[0] |= AT91C_UDP_DIR;
while(!(AT91C_BASE_UDP->UDP_CSR[0] & AT91C_UDP_DIR))
;
}
AT91C_BASE_UDP->UDP_CSR[0] &= ~AT91C_UDP_RXSETUP;
while(AT91C_BASE_UDP->UDP_CSR[0] & AT91C_UDP_RXSETUP)
;
switch(usd.bRequest) {
case USB_REQUEST_GET_DESCRIPTOR:
if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_DEVICE) {
UsbSendEp0((uint8_t *)&DeviceDescriptor,
min(sizeof(DeviceDescriptor), usd.wLength));
} else if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_CONFIGURATION) {
UsbSendEp0((uint8_t *)&ConfigurationDescriptor,
min(sizeof(ConfigurationDescriptor), usd.wLength));
} else if((usd.wValue >> 8) == USB_DESCRIPTOR_TYPE_STRING) {
