Gentoo Archives: gentoo-catalyst

From: Joshua Hoblitt <jhoblitt@××××××××××.edu>
To: gentoo-catalyst@l.g.o
Subject: Re: [gentoo-catalyst] changing inittab
Date: Thu, 02 Aug 2007 20:21:55
Message-Id: 20070802202809.GP18333@ifa.hawaii.edu
In Reply to: Re: [gentoo-catalyst] changing inittab by Chris Gianelloni
1 On Wed, Aug 01, 2007 at 05:26:03PM -0700, Chris Gianelloni wrote:
2 > On Wed, 2007-08-01 at 11:55 -1000, Joshua Hoblitt wrote:
3 > > On Wed, Aug 01, 2007 at 09:58:36AM -0700, Chris Gianelloni wrote:
4 > > > On Wed, 2007-08-01 at 10:00 -0400, Scott Biddlestone wrote:
5 > > > > If you installed livecd-tools, the inittab is overwritten by
6 > > > > /sbin/livecd-functions.sh when the cd boots ( it is backed up to
7 > > > > inittab.old ). One way to fix it is to modify the script by creating
8 > > > > a new livecd-tools ebuild in your portage overlay - copy the current
9 > > > > ebuild and just add the patch to it.
10 > > >
11 > > > Please don't touch livecd-tools. Don't touch sysvinit. Instead, do
12 > > > the following in your livecd-stage2.spec file...
13 > > >
14 > > > livecd/bootargs: console=ttyS0,115200
15 > > >
16 > > > That's it. When the CD is built, it'll have the console appended to
17 > > > both the "normal" and "nofb" kernels. Either kernel will work perfectly
18 > > > fine for serial console, so you're done.
19 > >
20 > > Eh, isn't that only good for kernel output? I'd like to actually be
21 > > able to get a shell on the serial line...
22 >
23 > <rhetorical>
24 > Why don't people trust that the guy who writes all this crap knows what
25 > he's talking about?
26 > </rhetorical>
27 >
28 > :P
29
30 Your assertion is that it's completely obvous that a variable named
31 "bootargs", that passes options to the kernel, would have other magical
32 side effects?
33
34 > Normally, yes, it would only be good for kernel output, but as someone
35 > else mentioned, you have livecd-functions.sh that re-writes the inittab.
36 > Well, guess what triggers it? That's right, a "console=" option on the
37 > command line. If you type (or via catalyst, add) console=something,
38 > livecd-functions.sh (via functions.sh in baselayout) will interpret it
39 > and modify inittab accordingly before we ever even hit runlevel 3, so it
40 > starts a console on that serial line for login.
41
42 Seriously, can you cut and paste that paragraph into the manual?
43
44 Thanks for your help.
45
46 -J
47
48 --

Replies

Subject Author
Re: [gentoo-catalyst] changing inittab Chris Gianelloni <wolf31o2@g.o>