[K12OSN] Getting eMacs to boot.

Chris Bacigalupo baci at harborcityschool.org
Thu Jun 14 12:35:54 UTC 2007


On Wed, 2007-06-13 at 21:35 -0500, Peter Scheie wrote:
> Actually, K12LTSP comes with an image for PowerPC Macs.  In most cases, 
> just setting the Mac to netboot is all that's necessary.
> 
> Jon, our annual LTSP conference starts tomorrow in Minneapolis and runs 
> through Friday.  Jim Kronebusch, who did a bunch of the grunt work of 
> getting PPC Macs to act as clients, will be there.  We've even got a Mac 
> client running for the conference.  Come up for one or both days and I'm 
> sure we can help you.  See www.nclinux.net for details.
> 
> Peter
> 
> Todd O'Bryan wrote:
> > I've never done this before and I could be completely wrong, but I'll
> > take a stab at helping...
> > 
> > The problem is that the Macs are PowerPC, not i386 based, so they need
> > to download a different set of software to boot up. The good news is
> > that you can store both images on the same server and serve up the right
> > one based on MAC addresses. Once they've loaded the image and booted,
> > they're just creating an XWindows session to the server, so they can run
> > the same software on the server.
> > 
> > That's the theory, anyway, I think. You'll need to create a PowerPC thin
> > client image and serve that to the Macs when they boot. Other people may
> > be able to give you more specific info, but at least that gives you
> > somewhere to start.
> > 
> > Todd
> > 
> > On Wed, 2007-06-13 at 12:56 -0500, Jon Harder wrote:
> >> Hi. I'm the technology coordinator at the Mountain Lake public school.
> >> I've been using Linux servers for years. This summer I decided it was
> >> time to convert an aging lab and two classroom mini-labs to ltsp.
> >>
> >> I have never tried ltsp software until a week ago. It loaded right
> >> up and it was trivial to get a PXE-based net boot PC and floopy-boot
> >> PC to come right up. Adding ldap authentication and the remote directories
> >> of 500+ users was only delayed a day because of a typo in the ldap
> >> configuration. Even allowing for the fat-finger typing, that all worked
> >> out much slicker than I anticipating.
> >>
> >> I'm stuck on getting a newish eMac to net boot. The server log shows
> >> that it is checking in for its DHCP assignment, and the client screen
> >> starts scrolling. Just before it goes all black it says (if this is
> >> helpful):
> >>
> >>   xmon
> >>   setup_arch: enter
> >>   setup_arch: bootmem
> >>   ardn: exit
> >>   openpic: enter
> >>   openpic: timer
> >>   openpic: external
> >>   openpic: suprious
> >>   openpic: exit
> >>
> >> then the screen is blanked, a line flashes in the middle that may
> >> include the word "welcome" but it is really too fast to decipher.
> >>
> >> I would appreciate any pointers on how to get the eMac to boot. I
> >> suspect the answer will also allow me to boot the very oldest
> >> slot-loading iMacs. Then I'll be back to see how to hd-boot the
> >> older pre-slot loading iMacs. The success of my transition to ltsp
> >> depends on reusing these old macs ...
> >>
> >> --
> >> Jon Harder
> >> Mountain Lake, MN
> >>
> >> _______________________________________________
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> >> K12OSN at redhat.com
> >> https://www.redhat.com/mailman/listinfo/k12osn
> >> For more info see <http://www.k12os.org>
> > 
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> > 
> 
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-- 
Chris Bacigalupo
Technology Teacher / Administrator
+++++++++++++++++++++++++++++++++
Harbor City International School
332 W. Michigan Street #300
Duluth, MN 55802
+++++++++++++++++++++++++++++++++
t. (218) 722-7574 ext. 430




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