Re: [gentoo-user] New To Gentoo and Emerge, No ACPI in Kernel

[Lord Sauron]

On 3/29/06, Bo Andresen <bo.andresen@×××××.com> wrote:
> On Wednesday 29 March 2006 21:58, Lord Sauron wrote:
> > Okay, here's where I've isolated the problem to.  This might be a
> > rather lengthy explanation, so make sure you have about 15 minutes on
> > your hands before diving in.  However, the explanation shouldn't take
> > long - I've never actually compiled/installed/used a kernel before.
> > Okay, enough apologising in advance: down to business.
> >
> > I know that it correctly compiles the kernel.  I put a new name for
> > the new kernel (test1) to try and ID it as it floats about all the
> > other kernels I'm too scared to delete.
> >
> > # make install
> >
> > Sticks it into /boot.  /boot now reads
> >
> > System.map                            config.old
> > System.map-2.6.15-gentoo-r1           grub
> > System.map-2.6.15-gentoo-r1.old
> > initramfs-genkernel-x86-2.6.15-gentoo-r5 System.map-2.6.15-gentoo-r1test1
> >    kernel-genkernel-x86-2.6.15-gentoo-r5
> > System.map-2.6.15-gentoo-r1test1.old  lost+found
> > System.map.old                        vmlinuz
> > boot                                  vmlinuz-2.6.15-gentoo-r1
> > config                                vmlinuz-2.6.15-gentoo-r1.old
> > config-2.6.15-gentoo-r1               vmlinuz-2.6.15-gentoo-r1test1
> > config-2.6.15-gentoo-r1.old           vmlinuz-2.6.15-gentoo-r1test1.old
> > config-2.6.15-gentoo-r1test1          vmlinuz.old
> > config-2.6.15-gentoo-r1test1.old
> >
> > Not terribly exciting.  However, I went to /boot/grub/menu.lst and it
> > reads as such:
> >
> > localhost boot # cat ./grub/menu.lst
> > default 0
> > timeout 7
> > splashimage=(hd0,0)/grub/splash.xpm.gz
> > title=Gentoo Linux
> > root (hd0,0)
> > kernel  /kernel-genkernel-x86-2.6.15-gentoo-r5 root=/dev/ram0
> > init=/linuxrc ramdisk=8192 real_root=/dev/hda3
> > initrd /initramfs-genkernel-x86-2.6.15-gentoo-r5
> >
> > The most concerning part is the last three lines.  For any kernel, it
> > appears to demand the kernel itself.  If you'll refer back to # ls
> > /boot then you'll notice that kernel-2.6.15-gentoo-r1test1 isn't
> > there.
>
> Sure it is. It's vmlinuz-2.6.15-gentoo-r1test1 and make install even made a
> symlink to it: vmlinuz.

So that's what it's all about...  Okay, that makes sense now.

> If you type ls -l /boot/vmlinuz it should give something that end on:
> /boot/vmlinuz -> vmlinuz-2.6.15-gentoo-r1test1
>
> > Nor is the initrd.
>
> If you don't use genkernel you don't actually need an initrd. If you want one
> you have to enable it. I can't tell you how since I don't use it myself.

Okay.  So there are two ways of making kernels, and one of them is
with Genkernel and I'm not using that so I don't need to worry, right?

> > I don't know where they might be, or if
> > they're not there then how to generate them.
>
> Try adding the following to /boot/grub/menu.lst:
>
> title Gentoo Linux test1
> root (hd0,0)
> kernel /vmlinuz root=/dev/hda3
>
> This will create a new menu item in Grub during start up. If you want this
> kernel to be selected by default you either add above the genkernel menu item
> shown above or change the default to 1. After default you can add a fallback
> line and set it to another kernel than the default.
>
> This is a part of my menu.lst:
> ================================================================
> # Boot automatically after 30 secs.
> timeout 5
>
> # By default, boot the first entry.
> default 0
>
> # Fallback to the second entry.
> fallback 1
>
> # Reboot 5 seconds after a kernel panic
> panic=5
>
> # Nice splash image for grub :)
> splashimage=(hd0,1)/grub/splash.xpm.gz
>
> title  Gentoo Linux
> root (hd0,1)
> kernel /vmlinuz root=/dev/hda6 video=vesafb-tng:1400x1050-32@60,mtrr,ywrap
>                                 splash=silent,theme:livecd-2006.0 quiet CONSOLE=/dev/tty1
> initrd /fbsplash-livecd-2006.0-1400x1050
>
> title  Gentoo Linux (Old)
> root (hd0,1)
> kernel /vmlinuz.old root=/dev/hda6 video=vesafb-tng:1400x1050-32@60,mtrr,ywrap
>                                 splash=verbose,theme:livecd-2006.0 quiet CONSOLE=/dev/tty1
> initrd /boot/fbsplash-livecd-2006.0-1024x768
> ================================================================
>
> The indented lines are on the end of the kernel line above them. My initrd's
> are create by splashutils and have nothing to do with compiling the kernel.
> If they are removed it boots just as well just without the livecd-2006 theme.
>
> > If I can find out those two things then I should be able to test my
> > new kernel and see if it actually worked.
> >
> > On 3/28/06, Neil Bothwick <neil@××××××××××.uk> wrote:
> > > On Tue, 28 Mar 2006 11:51:11 +0200, Bo Andresen wrote:
> > > > > Sorry, what does YMMV mean?
> > > >
> > > > Those are the resources that I use for that kind of questions:
> > > >
> > > > http://en.wikipedia.org/wiki/YMMV
> > > > http://www.urbandictionary.com/define.php?term=ymmv
> > >
> > > You can also emerge wtf.
> >
> > I assume wtf will tell me what wtf stands for...  is the last letter
> > representative of a forbidden word, by any chance?
>
> Of course ;) :
>
> $ wtf wtf
> WTF: {what,when,where,who,why} the fuck
>
> > > $ wtf ymmv
> > > YMMV: your mileage may vary
> > >
>
> Yeah, it's just that the wiki and sometimes the urban dictionary are often
> more detailed. :)
>
> --
> Bo Andresen
> --
> gentoo-user@g.o mailing list
>
>


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