From: Sergey Fedorov <serge.fdrv@gmail.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] target-arm: fix REVIDR reset value
Date: Wed, 03 Jun 2015 10:42:07 +0300 [thread overview]
Message-ID: <556EAFCF.5090704@gmail.com> (raw)
In-Reply-To: <CAFEAcA9+Jn94jsejE53LOGfduVbVdawd6O9M0PMrMP_L8z31VQ@mail.gmail.com>
On 02.06.2015 16:54, Peter Maydell wrote:
> On 2 June 2015 at 13:21, Sergey Fedorov <serge.fdrv@gmail.com> wrote:
>> According to ARM Cortex-A57 TRM, REVIDR reset value should be zero. So
>> let REVIDR reset value be specified by CPU model and fix it for
>> Cortex-A57.
>>
>> Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
>> --
> Do you have guest software that actually cares about the REVIDR?
> What's it doing with the value?
>
> thanks
> -- PMM
Linux kernel reads this register. I just saw a strange value and checked
it against TRM.
Regards,
Sergey
prev parent reply other threads:[~2015-06-03 7:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-02 12:21 [Qemu-devel] [PATCH] target-arm: fix REVIDR reset value Sergey Fedorov
2015-06-02 12:51 ` Shannon Zhao
2015-06-02 13:18 ` Peter Maydell
2015-06-02 13:28 ` Peter Maydell
2015-06-03 7:40 ` Sergey Fedorov
2015-06-02 13:54 ` Peter Maydell
2015-06-03 7:42 ` Sergey Fedorov [this message]
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