desktop: expand eeprom to 4k initial size

libraries/Desktop/support/eeprom.c

@@ -11,6 +11,7 @@ static void eeprom_open(void)
 {
 	if (eeprom_fd == 0) {
 		eeprom_fd = open("eeprom.bin", O_RDWR|O_CREAT, 0777);
+		ftruncate(eeprom_fd, 4096);
 	}
 }