From: Alexander Graf <agraf@suse.de>
To: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
qemu-devel@nongnu.org, qemu-ppc@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] macio: handle non-block ATAPI DMA transfers
Date: Mon, 19 May 2014 11:18:34 +0200 [thread overview]
Message-ID: <5379CC6A.1050703@suse.de> (raw)
In-Reply-To: <1400415655-8066-1-git-send-email-mark.cave-ayland@ilande.co.uk>
On 18.05.14 14:20, Mark Cave-Ayland wrote:
> Currently the macio DMA routines assume that all DMA requests are for read/write
> block transfers. This is not always the case for ATAPI, for example when
> requesting a TOC where the response is generated directly in the IDE buffer.
>
> Detect these non-block ATAPI DMA transfers (where no lba is specified in the
> command) and copy the results directly into RAM as indicated by the DBDMA
> descriptor. This fixes CDROM access under MorphOS.
>
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Thanks, applied to ppc-next.
Alex
prev parent reply other threads:[~2014-05-19 9:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-18 12:20 [Qemu-devel] [PATCH] macio: handle non-block ATAPI DMA transfers Mark Cave-Ayland
2014-05-19 9:18 ` Alexander Graf [this message]
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