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From: Guenter Roeck <linux@roeck-us.net>
To: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
	Jesper Nilsson <jesper.nilsson@axis.com>
Cc: Rabin Vincent <rabin@rab.in>,
	linux-kernel@vger.kernel.org, Jesper Nilsson <jespern@axis.com>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	linux-cris-kernel <linux-cris-kernel@axis.com>
Subject: Re: [PATCH 3/3] CRISv32: handle multiple signals
Date: Tue, 10 Feb 2015 04:26:04 -0800	[thread overview]
Message-ID: <54D9F8DC.1070906@roeck-us.net> (raw)
In-Reply-To: <CAJy5ezog4wmV13muOsVopwYhV7QYE6kwqFtJx0rsh+5Z4bf1tg@mail.gmail.com>

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


  parent reply	other threads:[~2015-02-10 12:26 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-08 20:45 [PATCH 1/3] CRISv32: don't attempt syscall restart on irq exit Rabin Vincent
2015-02-08 20:45 ` [PATCH 2/3] CRISv32: prevent bogus restarts on sigreturn Rabin Vincent
2015-02-09  9:51   ` Jesper Nilsson
2015-02-08 20:45 ` [PATCH 3/3] CRISv32: handle multiple signals Rabin Vincent
2015-02-09  2:03   ` Guenter Roeck
2015-02-09  9:57     ` Jesper Nilsson
2015-02-09 14:16       ` Guenter Roeck
2015-02-09 16:57       ` Guenter Roeck
2015-02-10  8:21         ` Jesper Nilsson
     [not found]           ` <CAJy5ezog4wmV13muOsVopwYhV7QYE6kwqFtJx0rsh+5Z4bf1tg@mail.gmail.com>
2015-02-10 12:26             ` Guenter Roeck [this message]
2015-02-09  9:52   ` Jesper Nilsson
2015-02-09  9:49 ` [PATCH 1/3] CRISv32: don't attempt syscall restart on irq exit Jesper Nilsson

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