Boot failure with ppc64 port on iMacs G5

[John Paul Adrian Glaubitz]

Hi,

On Wed, 2024-03-06 at 12:57 +1100, Michael Ellerman wrote:
> > p, the second, older image works as expected. However, the recent one does not
> > and I have absolutely no clue why.
> 
> I actually tested both, and both work, but then I cited the wrong one in
> my email >_<
> 
> So at least on qemu that newer kernel is OK:
> 
>   Preparing to boot Linux version 6.6.15-powerpc64 (debian-kernel at lists.debian.org) (gcc-13 (Debian 13.2.0-13) 13.2.0, GNU ld (GNU Binutils for Debian) 2.42) #1 SMP Debian 6.6.15-2 (2024-02-04)
>   ...
>   Booting Linux via __start() @ 0x0000000004800000 ...
>   Hello World !
>   smp_core99_probe
>   smp_core99_bringup_done
>   Starting system log daemon: syslogd, klogd.

Here is a freshly generated image using kernel 6.7.12 as the installer kernel:

> https://cdimage.debian.org/cdimage/ports/tests/ppc64-test-20240511/debian-12.0.0-ppc64-NETINST-1.iso

Still hangs for me with QEMU emulating a PPC970.

Will retest once kernel 6.8.x enters Debian unstable.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
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