From: Corentin Labbe <clabbe.montjoie@gmail.com>
To: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Cc: sparclinux@vger.kernel.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] sparc: crash when using initrd > 5M
Date: Wed, 6 Feb 2019 10:06:39 +0100 [thread overview]
Message-ID: <20190206090639.GA32428@Red> (raw)
In-Reply-To: <8da59b77-eef2-4897-5254-0f6fb22539a6@ilande.co.uk>
On Wed, Feb 06, 2019 at 07:37:29AM +0000, Mark Cave-Ayland wrote:
> On 06/02/2019 07:28, Corentin Labbe wrote:
>
> >>> Hello
> >>>
> >>> Sorry even with the patch I still hit the issue.
> >>>
> >>> I have added some debug and at least qemu set initrd_size correctly now.
> >>>
> >>> I have tried to compile openbios-sparc32 for debugging but fail with
> >>> arch/sparc32/context.c:116:5: error: PIC register clobbered by 'l7' in 'asm'
> >>> asm __volatile__ ("\n\tcall __switch_context"
> >>> ^~~
> >>> make[1]: *** [rules.mak:219: target/arch/sparc32/context.o] Error 1
> >>> (gcc 7.2 and gc 6.4 with binutils 2.30)
> >>
> >> Hmmm. One other thing I've noticed is that newer kernels tend need a minimum of 256M
> >> RAM to start up - does it work if you add -m 256 to your command line?
> >>
> >>
> >
> > I have already set 256M of RAM. (and tried 512)
>
> I wonder then if this is being triggered by a recent kernel change? I tend to test
> using the latest Debian ports ISOs which are currently running 4.9 and that booted
> fine when I was testing the patches above.
>
> Can you try with a few older kernels to see if this is the case?
>
>
Hello
Good catch, it boot fine with 4.9.99.
A start a long git bisect...
Regards
next prev parent reply other threads:[~2019-02-06 9:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-03 15:48 [Qemu-devel] sparc: crash when using initrd > 5M Corentin Labbe
2019-01-18 13:33 ` Mark Cave-Ayland
2019-02-01 14:15 ` Mark Cave-Ayland
2019-02-05 9:11 ` Corentin Labbe
2019-02-05 16:45 ` Mark Cave-Ayland
2019-02-06 7:28 ` Corentin Labbe
2019-02-06 7:37 ` Mark Cave-Ayland
2019-02-06 9:06 ` Corentin Labbe [this message]
2019-02-06 19:38 ` Corentin Labbe
2019-02-08 16:09 ` Mark Cave-Ayland
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