linux-kernel - Re: PCI Bursting with PIO

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Message-ID: <20080215130244.780285cf@core>
Date:	Fri, 15 Feb 2008 13:02:44 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	"Dan Gora" <dan.gora@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: PCI Bursting with PIO

> Is there any way to get PIO to burst over the PCI bus in the read and
> write direction?  My device has 4 BAR registers, but the area where I

I think you are doign about as well as the X folks did when they spent
time on trying to optimise pio transfers to and from graphics card RAM.

> Any ideas would be really appreciated,

Put a DMA controller on it ;)

Alan
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