platform/efi/serial.cpp

26 static efi_serial_io_protocol *sEFISerialIO = NULL;
42 	if (sEFISerialIO != NULL) {
44 		sEFISerialIO->Write(sEFISerialIO, &bufSize, &ch);
111 			&sSerialIOProtocolGUID, NULL, (void**)&sEFISerialIO);
114 			sEFISerialIO = NULL;
116 		if (sEFISerialIO != NULL) {
118 			status = sEFISerialIO->SetAttributes(sEFISerialIO, kSerialBaudRate, 0, 0, NoParity, 8,
122 				sEFISerialIO = NULL;
157 	sEFISerialIO = NULL;