Re: Sound on iBook


Subject: Re: Sound on iBook
From: Andrew Diller (dillera@isc.upenn.edu)
Date: Fri Apr 14 2000 - 12:15:48 MDT


> Has anyone (until now) set up an easy to apply HOWTO for installing YDL on
> an iBook? And does it even work with Mac OS 9.04? (Seems like *that* was
> causing my iBook to shutdown on booting...)

Sort of......

Here are the issues that I know about with Cs 1.2 and the ibook:

(these what I'm aware of, please inform me if I'm wrong here!)

- video
 - updating to 9.0.4 will cause bootX to stop working- you _must_ use yaboot.
   Using yaboot relies on OF (Open Firmware) to set the Rage Mobility video
    card in the ibook. Unfortunately, not enought is know about this, and as
    a result you _can't_ set OF video via OF so all you get is 8bit video
 - MOL (mac on linux) works at 8 bit, and but the fullscreen mode (i.e. not in
    a Xwindow) does _not_ work

- ethernet
 - ibook uses a new ethernet chip that is buggy with the current crop of
    kernals.
   - Mol ethernet does _not_ work
   - ethernet is super slow
   - ethernet has problems (I can't ftp or scp files - wget works sometimes)

wget uses http to retreive files. It works sometimes- ftp and scp fail all the
time for me. How do they fail?
 - slow
 - transfers till the last byte then sits and times out
 - if it does complete the xfer, the file is corrupt (tar complains)

Here is my yaboot howto:
--------------------------------
Yaboot

for: ibook with CS 1.2 YDL
-----------------------------

Gather files: [in MacOS]

- get macgzip --> http://persephone.cps.unizar.es/~spd/gzip/
- get yaboot --> http://ppclinux.apple.com/~benh/yaboot_0.5.gz
- get the YDL CS 1.2 CDROM

suseboot: ftp://ftp.suse.com/pub/suse/ppc/update/BETA/suseboot.hqx

Installation:
--------------

YABOOT- download with IE- there have been problems with downloads via Netscape
      - IE will have stuffit expander expand yaboot. Stuffit is bad. Throw away
         this corruptfile!
      - Use MacGzip to ungzip yaboot_0.5.gz The resulting file is called yaboot
      - copy this file over to the root of your mac harddrive

yaboot.conf - copy the yaboot.conf from the YDL CDROM Install folder
            - copy this over to the root of your mac harddrive

yaboot.tbxi - copy the yaboot.tbxi from the YDL CDROM Install folder
            - copy this over to the root of your mac harddrive

vmlinux - you should already have this in your System Folder
         - move it back out and onto the root of your ibook hard drive.

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 Editing the yaboot.conf file:
 -----------------------------
 The yaboot.conf from the YDL cdrom is of course set up for booting the CDROM-
  you need to edit it for your setup.

 Here is what I changed my yaboot.conf to:

======================================================================
======================================================================
======================================================================

init-message = "\nWelcome to Yellow Dog Linux!\nHit <TAB> for boot
options.\n\n"
timeout = 15
default=linux

* To boot the kernal on your _macintosh_ partition:

image = hd:8,\vmlinux
    label = linux
     root = /dev/hda9
     novideo

==========seperator================================

* To boot the linux kernal on your _linux_ root partition:

image = hd:9,/boot/vmlinux
     label = linux
      root = /dev/hda9
      novideo

======================================================================
======================================================================
======================================================================

hd:8 is your _macintosh_ partition!!! Remember, that's where you have the
kernal.

label is the label for the kernal
novideo works best for ibooks
root is your _linux_ partition.

So, in your root of your Macintosh drive you should have:

- the kernal, vmlinux
- yaboot file that you ungzipped
- yaboot.conf that you edited from the YDL cdrom
- yaboot.tbxi that you copied from the YDL cdrom

Now reboot, and hold OPTION COMMAND O F (that's all four keys at once)
in the OpenFirmware menu type: (if your Mac partition is infact hd8)

boot hd:8,\vmlinux

and it will boot.

Questions that I have:

- how to boot using a kernal on the linux partition?

this works for me however with my ibook and 9.0.4

---end------

-andy

                   Andrew Diller dillera@isc.upenn.edu
                   Unix Systems Group, Info Systems & Computing
                                     University of Pennsylvania
3-7360 PGP: ACBD A331 7746 9461 4629 A0A5 1B8E 9FFC 1910 D7E8



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