static void startHandler() {
if(usb_get_speed() == USBHighSpeed) {
USB_BYTES_AT_A_TIME = 512;
} else {
USB_BYTES_AT_A_TIME = 0x80;
}
usb_receive_interrupt(4, controlRecvBuffer, sizeof(OpenIBootCmd));
}
static void controlReceived(uint32_t token) {
OpenIBootCmd* cmd = (OpenIBootCmd*)controlRecvBuffer;
OpenIBootCmd* reply = (OpenIBootCmd*)controlSendBuffer;
if(cmd->command == OPENIBOOTCMD_DUMPBUFFER) {
int length;
if(sendFileBytesLeft > 0) {
length = sendFileBytesLeft;
} else {
length = getScrollbackLen(); // getScrollbackLen();// USB_BYTES_AT_A_TIME;
}
reply->command = OPENIBOOTCMD_DUMPBUFFER_LEN;
reply->dataLen = length;
usb_send_interrupt(3, controlSendBuffer, sizeof(OpenIBootCmd));
//uartPrintf("got dumpbuffer cmd, returning length: %d\r\n", length);
} else if(cmd->command == OPENIBOOTCMD_DUMPBUFFER_GOAHEAD) {
left = cmd->dataLen;
//uartPrintf("got dumpbuffer goahead, writing length: %d\r\n", (int)left);
size_t toRead = (left > USB_BYTES_AT_A_TIME) ? USB_BYTES_AT_A_TIME: left;
if(sendFileBytesLeft > 0) {
usb_send_bulk(1, sendFilePtr, toRead);
sendFilePtr += toRead;
sendFileBytesLeft -= toRead;
if(sendFileBytesLeft == 0) {
bufferPrintf("file sent.\r\n");
}
} else {
bufferFlush((char*) dataSendBuffer, toRead);
usb_send_bulk(1, dataSendBuffer, toRead);
}
left -= toRead;
} else if(cmd->command == OPENIBOOTCMD_SENDCOMMAND) {
dataRecvPtr = dataRecvBuffer;
rxLeft = cmd->dataLen;
lastRxLen = rxLeft;
//uartPrintf("got sendcommand, receiving length: %d\r\n", (int)rxLeft);
reply->command = OPENIBOOTCMD_SENDCOMMAND_GOAHEAD;
reply->dataLen = cmd->dataLen;
usb_send_interrupt(3, controlSendBuffer, sizeof(OpenIBootCmd));
size_t toRead = (rxLeft > USB_BYTES_AT_A_TIME) ? USB_BYTES_AT_A_TIME: rxLeft;
usb_receive_bulk(2, dataRecvPtr, toRead);
rxLeft -= toRead;
dataRecvPtr += toRead;
}
usb_receive_interrupt(4, controlRecvBuffer, sizeof(OpenIBootCmd));
}
static void startHandler() {
if(usb_get_speed() == USBHighSpeed) {
USB_BYTES_AT_A_TIME = 512;
} else {
USB_BYTES_AT_A_TIME = 0x80;
}
usb_setup_endpoint(1, USBIn, USBBulk, getPacketSizeFromSpeed(), 0);
usb_setup_endpoint(2, USBOut, USBBulk, getPacketSizeFromSpeed(), 0);
usb_setup_endpoint(3, USBIn, USBInterrupt, USB_MAX_PACKETSIZE, 0);
usb_setup_endpoint(4, USBOut, USBInterrupt, USB_MAX_PACKETSIZE, 0);
usb_receive_interrupt(4, controlRecvBuffer, sizeof(OpenIBootCmd), controlReceived);
}
