cdboot, mfs_root and mount_cd9660

[Doug White]

On Tue, 20 Jan 2004, Geoff Buckingham wrote:

> For reasons I wont bore people with, I am trying to produce a bootable CD
> using /boot from 5.2 (minus kernel and modules) boot a 4.9 kernel and
> mfs_root.

Just a 5.2 loader(8)?

> This works fine however once booted trying to mount the iso9660 fs from the
> CD produces the error:
>
> cd9660: /dev/acd0c: Invalid argument

If this was actually -current, there is no /dev/acd0c there; its just
/dev/acd0.

Perhaps the cdrom drive is having issues?

> booting the same kernel and mfs_root bits from a 4.9 pxeboot via tftp I
> am able to succesfully mount the same CD on the same hardware (DL 360
> G1)

This tends to imply the cdrom drive is defective.
-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite at gumbysoft.com          |  www.FreeBSD.org