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Re: [Qemu-devel] [PATCH] ahci: add port I/O index-data pair
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] [PATCH] ahci: add port I/O index-data pair |
Date: |
Sun, 28 Aug 2011 13:48:25 -0500 |
On 27.08.2011, at 04:12, Daniel Verkamp wrote:
> Implement an I/O space index-data register pair as defined by the AHCI
> spec, including the corresponding SATA PCI capability and BAR.
>
> This allows real-mode code to access the AHCI registers; real-mode
> code cannot address the memory-mapped register space because it is
> beyond the first megabyte.
Very nice patch! I'll check and compare with a real ICH-9 when I get back to
.de, but I'd assume you also did that already ;). Once I checked that the IO
region is set up similarly, I'll give you my ack.
Alex