The following reply was made to PR kern/35934; it has been noted by GNATS.
From: Alan Barrett <[email protected]>
To: [email protected], [email protected]
Subject: Re: kern/35934 (read(2) from raw disk into unaligned buffer)
Date: Sat, 10 Mar 2007 10:56:38 +0200
On Sat, 10 Mar 2007, ITOH Yasufumi wrote:
> OK, I've committed patch for piixide driver.
> Does it work for you?
> sys/dev/pci/piixide.c 1.37
Works for me. Thank you.
Is the inability to DMA to non-aligned addresses a hardware bug in this
particular controller, or is a documented feature of PCI in general, or
something in between?
--apb (Alan Barrett)