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From: Michael Tokarev <mjt@tls.msk.ru>
To: Sebastian Huber <sebastian.huber@embedded-brains.de>
Cc: qemu-trivial@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-trivial] [PATCH] hw/timer/grlib_gptimer: Avoid integer overflow
Date: Sat, 15 Feb 2014 16:21:30 +0400	[thread overview]
Message-ID: <52FF5BCA.2020608@msgid.tls.msk.ru> (raw)
In-Reply-To: <1392282978-19368-1-git-send-email-sebastian.huber@embedded-brains.de>

13.02.2014 13:16, Sebastian Huber wrote:
> The GPTIMER uses 32-bit registers.  Use a 64-bit operation to get the
> ptimer count, otherwise we end up with a count of 0 for GPTIMER counter
> values of 0xffffffff.

Signed-off-by?

Thanks,

/mjt


WARNING: multiple messages have this Message-ID (diff)
From: Michael Tokarev <mjt@tls.msk.ru>
To: Sebastian Huber <sebastian.huber@embedded-brains.de>
Cc: qemu-trivial@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [Qemu-trivial] [PATCH] hw/timer/grlib_gptimer: Avoid integer overflow
Date: Sat, 15 Feb 2014 16:21:30 +0400	[thread overview]
Message-ID: <52FF5BCA.2020608@msgid.tls.msk.ru> (raw)
In-Reply-To: <1392282978-19368-1-git-send-email-sebastian.huber@embedded-brains.de>

13.02.2014 13:16, Sebastian Huber wrote:
> The GPTIMER uses 32-bit registers.  Use a 64-bit operation to get the
> ptimer count, otherwise we end up with a count of 0 for GPTIMER counter
> values of 0xffffffff.

Signed-off-by?

Thanks,

/mjt

  parent reply	other threads:[~2014-02-15 12:21 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-13  9:16 [Qemu-trivial] [PATCH] hw/timer/grlib_gptimer: Avoid integer overflow Sebastian Huber
2014-02-13  9:16 ` [Qemu-devel] " Sebastian Huber
2014-02-13 11:44 ` [Qemu-trivial] " Fabien Chouteau
2014-02-13 11:44   ` Fabien Chouteau
2014-02-15 12:21 ` Michael Tokarev [this message]
2014-02-15 12:21   ` [Qemu-devel] [Qemu-trivial] " Michael Tokarev
2014-02-15 12:38 ` [Qemu-trivial] [Qemu-devel] " Peter Maydell
2014-02-15 12:38   ` Peter Maydell

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