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Date: Wed, 10 Dec 2008 09:39:34 -0600
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: [Qemu-devel] Re: [PATCH 2/4] Add 64-bit Block Move support (Direct
	& Table Indirect)
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To: Ryan Harper <ryanh@us.ibm.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org

Ryan Harper wrote:
> This patch adds support for 64-bit Block Move instructions.  There are multiple
> modes for 64-bit Block moves, direct, indirect, and table indirect.  This patch
> implements Direct and Table indirect moves which are needed by 64-bit windows
> and SYM_CONF_DMA_ADDRESSING_MODE=2 for the Linux sym53c8xx_2 driver respectively.
> 
> Two helper functions are included to check which mode the guest is using.  For
>  64-bit direct moves, we fetch a 3rd DWORD and store the value in the DBMS
> register.  For Table Indirect moves, we look into the table for which register
> contains the upper 32-bits of the 64-bit address.  This selector value indicates
> which register to pull the value from and into dnad64 register.
> 
> Finally, lsi_do_dma is updated to use the approriate register to build a 64-bit
> DMA address if required.
> 
> With this patch, Windows XP x64, 2003 SP2 x64, can now install to scsi devices.
> Linux SYM_CONF_DMA_ADDRESSING_MODE=2 need a quirk fixup in Patch 4 to function
> properly.
> 
> Signed-off-by: Ryan Harper <ryanh@us.ibm.com>

Applied.  Thanks.

Regards,

Anthony Liguori