linux-kernel - Re: [PATCH 3/3] CRISv32: handle multiple signals

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Date:	Tue, 10 Feb 2015 04:26:04 -0800
From:	Guenter Roeck <linux@...ck-us.net>
To:	"Edgar E. Iglesias" <edgar.iglesias@...il.com>,
	Jesper Nilsson <jesper.nilsson@...s.com>
CC:	Rabin Vincent <rabin@....in>, linux-kernel@...r.kernel.org,
	Jesper Nilsson <jespern@...s.com>,
	"viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
	linux-cris-kernel <linux-cris-kernel@...s.com>
Subject: Re: [PATCH 3/3] CRISv32: handle multiple signals

On 02/10/2015 03:04 AM, Edgar E. Iglesias wrote:
> Hi,
>
> Sorry for top posting, on my phone.
>
> Qemu has support for the crisv10 CPU but lacks the v10 MMU setup. The MMU models are basically available as the v10 mmu is very similar to the v32 mmu IIRC.
>
> It's a matter of putting in the effort to wire everything up. The v10 setup interacts with the mmu via mmio while the v32 has special regs/insns for accessing the mmu. There might be other difficulties I haven't thought of though.
>

Too bad. And even if someone would spend the time it looks like it is becoming
very difficult to get changes accepted to qemu nowadays.

One step at a time ... I would be happy if we can get crisv32 to the point
where I can run my automated qemu tests on it with unpatched kernels.

Thanks,
Guenter

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