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    SubjectRe: serial console on x86
    On Thu, 4 Sep 2003, Bob Chiodini wrote:

    >
    > On Thu, 2003-09-04 at 12:45, David Lang wrote:
    > > I am attempting to install linux (debian 3 based) on some dual athlon
    > > boxes with no video card. The BIOS does include serial console
    > > capabilities
    > >
    > > once the system is installed I have no problem booting from the hard
    > > drive, but when I attempt to boot from a CD to install (ISOLINUX custom
    > > boot disk) I see the lilo prompt, the loading kernel message, the loading
    > > initrd.gz message and then it prints 'Ready.' and reboots the same
    > > bootdisk will work just fine if I install a video card in the machine (and
    > > the same kernel with lilo boots just fine without a video card after it
    > > gets installed)
    > >
    > > any ideas why the kernel may crash before printing any messages in this
    > > situation? I've tried this with 2.4.17 and 2.4.22 with the exact same
    > > results.
    > >
    > > David Lang
    > > -
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    > > Please read the FAQ at http://www.tux.org/lkml/
    >
    > David,
    >
    > Do you have a SERIAL directive in your syslinux.cfg (or ISOLINUX
    > equivalent) file on the boot CD?
    >
    > Per the Syslinux readme.doc:
    >
    >
    > SERIAL port [[baudrate] flowcontrol]
    >
    > I have been using:
    >
    > serial 0 38400 0x003
    >
    > on an embedded system, booting from either a CompactFlash or
    > DiskOnChip.
    >
    > My flowcontrol parm is:
    >
    > 0x001 - Assert DTR + 0x002 - Assert RTS for a NULL modem cable.
    >
    > The port number corresponds to ports detected by the BIOS.
    >
    I haven't tried the serial directive yet (in the past I've been able to
    get things to work with just the console=ttyS0 on the append line)

    I'll give this a try tomorrow.

    David Lang
    -
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