Cannot boot from CD

[Nigel Henry]

On Thursday 31 July 2008 19:36, Aart Koelewijn wrote:
> On Thu, 31 Jul 2008 14:22:25 +0200, Nigel Henry wrote:
> > On Wednesday 30 July 2008 21:52, wvdgraaf at hccnet.nl wrote:
> >> Package: installation-reports
> >>
> >> Boot method: CD with burned ISO image Image version:
> >> ftp://ftp.tudelft.nl/pub/Linux/releases.ubuntu.com/kubuntu/hardy/
>
> kubuntu-8.
>
> >>04.1-desktop-amd64.iso, later also tried
> >> ftp://ftp.tudelft.nl/pub/Linux/releases.ubuntu.com/8.04.1/
>
> ubuntu-8.04.1-des
>
> >>ktop-i386.iso Date: 30 July 2008
> >>
> >> Machine: Compaq Presario A970ed
> >> Processor: Intel Core 2 Duo T5750
> >> Memory: 3GB DDR2
> >> Partitions: One NTFS partition with Vista, one NTFS partition with
> >> Compaq recovery stuff
> >> Further specs: http://www.mycom.nl/Products/View/Compaq Presario A970ed
> >> T5750/192145.aspx#Specs
<snip>
> >> Comments/Problems: I want to try whether my hardware (bought a few days
> >> ago) is supported by booting from CD. When loading the kernel, the
> >> process hangs at 87%.
> >>
> >> As the T5750 is a 64-bit processor, I tried the amd64 version of
> >> Kubuntu. The i386 version of Ubuntu (K not forgotten) has the same
> >> problem, however. I tried several options that were mentioned under the
> >> help: noapic, nolapic, vga=771, generic.all_generic_ide=1, mem=512m. It
> >> hangs at 87% when I try to load linux from CD, but also when I select
> >> "Check CD for Defects". "Test Memory" hangs silently (no percentage
> >> seen). Checksums for the ISO images are fine. Do not know how to
> >> calculate checksum of a CD, but two separate CDs have the same problems
> >> so I do not expect problems there.
> >>
> >> Do I have to wait a few releases till the hardware is supported?
> >>
> >> Any help is appreciated.
> >>
> >> Regards,
> >> Wim
> >
> > Hi Wim. Have you tried adding  acpi=off  to the kernel line?
> >
> > I also had to disable acpi in the BIOS to get anything to boot. If that
> > option is there it may be worth a try.
> >
> > Nigel.
> >
> > btw, that's with 64 bit AMD 3800+ cpu, and Hardy Heron 8.04 i386
> > version.
>
> My AMD Sempron 3400+ could be booted with acpi=off but then a number of
> functions were missing. It will also boot with nolapic, and then works
> much better then with acpi=off.
>
> Aart

Hi Aart. I'm sorry that didn't work. I found the link below in my Fedora list 
mailbox. Look particularly at the section "crashes/hangs". You may find 
something there which will resolve your problem.
http://fedoraproject.org/wiki/KernelCommonProblems

All the best.

Nigel.