From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Giuseppe Sacco <giuseppe@sguazz.it>, linuxppc-dev@lists.ozlabs.org
Subject: Re: kernel since 5.6 do not boot anymore on Apple PowerBook
Date: Tue, 7 Jul 2020 15:35:31 +0200 [thread overview]
Message-ID: <04544f16-fb20-54b9-e56e-47d45af03b6c@csgroup.eu> (raw)
In-Reply-To: <89e412a76350b28f791bb8a2b6f9647a034f6fc8.camel@sguazz.it>
Hi,
Le 07/07/2020 à 14:58, Giuseppe Sacco a écrit :
> Hello,
> I am testing linux on a quite old hardware, an Apple PowerBook G4
> "Titanium IV". I used to run Debian on this machine, so I upgraded the
> old operating system to the latest software and found that new kernels
> do not boot.
> I rebuilt natively (on the powerbook) a few kernels and found that
> 5.4.50 still works fine, while 5.6.19 and 5.7.7 stop after printing:
>
> pmac32_cpufreq: registering PowerMac CPU frequency driver
> pmac32_cpufreq: Low: 667 MHz, High: 867 Mhz, Boot: 667 MHz
>
> no more output is printed. I waited 5 minutes and then powered off the
> machine using the power button. Rebooting with old kernel works.
>
> So, I am looking for help. How may I better investigate the problem?
> How may I crossbuild the kernel on a faster machine (amd64) in order to
> try git-bisect without waiting ages?
>
To crossbuild, use cross tools at
https://mirrors.edge.kernel.org/pub/tools/crosstool/
Can you tell which defconfig you use or provide your .config
Christophe
next prev parent reply other threads:[~2020-07-07 13:39 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-07 12:58 kernel since 5.6 do not boot anymore on Apple PowerBook Giuseppe Sacco
2020-07-07 13:35 ` Christophe Leroy [this message]
2020-07-07 14:03 ` Giuseppe Sacco
2020-07-07 14:52 ` Christophe Leroy
2020-07-07 15:34 ` Giuseppe Sacco
2020-07-08 7:59 ` Giuseppe Sacco
2020-07-08 8:38 ` Christophe Leroy
2020-07-08 8:56 ` Giuseppe Sacco
2020-07-08 17:00 ` Giuseppe Sacco
2020-07-08 17:09 ` Christophe Leroy
2020-07-08 17:36 ` Giuseppe Sacco
2020-07-08 18:44 ` Christophe Leroy
2020-08-21 6:55 ` Christophe Leroy
2020-08-21 8:22 ` Giuseppe Sacco
2020-08-21 13:29 ` Christophe Leroy
[not found] ` <8ce38d9bb162268f53a2292a916c44579421e552.camel@sguazz.it>
2020-08-21 14:03 ` Christophe Leroy
2020-08-21 15:44 ` Giuseppe Sacco
2020-08-22 8:28 ` Giuseppe Sacco
2020-08-24 5:17 ` Christophe Leroy
2020-08-24 20:48 ` Giuseppe Sacco
2020-08-26 10:10 ` Christophe Leroy
2020-08-26 13:53 ` Christophe Leroy
2020-08-26 22:28 ` Giuseppe Sacco
2020-08-27 7:46 ` Giuseppe Sacco
2020-08-27 8:28 ` Giuseppe Sacco
2020-08-27 10:39 ` Christophe Leroy
2020-08-27 14:37 ` Giuseppe Sacco
2020-08-27 18:28 ` Christophe Leroy
2020-08-28 17:07 ` Gabriel Paubert
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