If no serial console is configured, don't bother calling into it
authorH. Peter Anvin <hpa@zytor.com>
Thu, 31 May 2007 22:53:37 +0000 (15:53 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Thu, 31 May 2007 22:53:37 +0000 (15:53 -0700)
commite9601c59e62abc17c79e6e8b205595b944dc6e09
treefcb36ce198778fe8d00026d79b75eb4bab1c3d36
parentc5df73c44dc38eed2197c2d4799b324ce0542da6
If no serial console is configured, don't bother calling into it

If there is no serial console configured, we can simply drop writes
from com32 rather than letting syslinux do that.
com32/lib/sys/serial_write.c
com32/lib/sys/xserial_write.c