Date: Mon, 7 Sep 2015 09:23:10 +0000 From: Alexey Dokuchaev <danfe@FreeBSD.org> To: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Cc: John Baldwin <jhb@FreeBSD.org>, "freebsd-sparc64@freebsd.org" <freebsd-sparc64@freebsd.org> Subject: Re: PCI range checking under qemu-system-sparc64 Message-ID: <20150907092310.GA67083@FreeBSD.org> In-Reply-To: <55EC4C43.9050700@ilande.co.uk> References: <557DA6D5.4070800@FreeBSD.org> <557DCF54.7020606@ilande.co.uk> <A88F6A52-FA8A-4669-A2D6-23374F8E26BB@FreeBSD.org> <557DF887.20508@ilande.co.uk> <20150906110308.GA68829@FreeBSD.org> <55EC2E8D.4020803@ilande.co.uk> <20150906124859.GA14919@FreeBSD.org> <55EC3949.1020508@ilande.co.uk> <20150906134245.GA21410@FreeBSD.org> <55EC4C43.9050700@ilande.co.uk>
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On Sun, Sep 06, 2015 at 03:22:59PM +0100, Mark Cave-Ayland wrote:
> On 06/09/15 14:42, Alexey Dokuchaev wrote:
> > Hmm, I'm running GENERIC, so it looks like everything should be already
> > there, no? At least by looking at ./conf/files.sparc64 I don't see what
> > else ("device ???") should I add to it to get su/kb_ps2 support...
>
> I'm afraid I'm not really a BSD person, but a quick browse at the source
> on github suggests you need these drivers:
>
> https://github.com/freebsd/freebsd/blob/master/sys/dev/uart/uart_bus_ebus.c
> https://github.com/freebsd/freebsd/blob/master/sys/dev/atkbdc/atkbdc_ebus.c
Right, both of them are compiled-in by default.
> It also looks like you'd need to hack atkbdc_ebus.c to allow "kb_ps2" as
> a device name rather than just trying to match on "8042", although this
> could potentially be fixed by renaming the device in OpenBIOS moving
> forwards as long as it doesn't cause any regressions.
I've patched it to allow "kb_ps2", and removed some stuff like INVARIANTS,
WITNESS, IPSEC, etc. in faint hope to eliminate problematic code path, but
it did not help: it still hangs, apparently in the same place.
I'll try to trim kernel config a bit more, and of course would welcome any
other ideas/patches to try, thanks!
./danfe
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