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From: Peter Maydell <peter.maydell@linaro.org>
To: heavybird <4345099@qq.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] timer configure for QEMU versatilepb
Date: Tue, 30 May 2017 12:44:21 +0100	[thread overview]
Message-ID: <CAFEAcA_jd+bJ6TF2_Ep2hA388PSiHCTXTAekVRB+pGPecXTZQw@mail.gmail.com> (raw)
In-Reply-To: <tencent_025CFFC03619731459E0872A@qq.com>

On 9 May 2017 at 05:32, heavybird <4345099@qq.com> wrote:
> Hi Peter and qemu-devel,
>
> I am trying to port one simple RTOS to QEMU versatilepb,  however, i found
> the SIC address(actually PIC) is different from the PIC in the
> integratorcp.c even though they are same arm926, besides, the PIC register
> bit definition is some different between versatilepb and integratorcp
> compared by the icp_pic_read/icp_pic_read interface.

These devices are not part of the CPU, so it is expected
that they will differ from board to board.

> Could you confirm for me PIC register bit definition and the PIC
> address/timer0 address in the versatilepb QEMU or where i can find some
> information exactly.

The documentation for the hardware board that we model as the
'versatilepb' is this one:
http://infocenter.arm.com/help/topic/com.arm.doc.dui0224i/index.html

thanks
-- PMM

      reply	other threads:[~2017-05-30 11:44 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-09  4:32 [Qemu-devel] timer configure for QEMU versatilepb heavybird
2017-05-30 11:44 ` Peter Maydell [this message]

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