Subject: Re: access to external proms for PCI
To: Jason Thorpe <email@example.com>
From: Garrett D'Amore <firstname.lastname@example.org>
Date: 12/13/2005 10:07:24
Jason Thorpe wrote:
> On Dec 13, 2005, at 9:28 AM, Garrett D'Amore wrote:
>> Johan Danielsson wrote:
>>> FWIW, there's a CardBus function to map EXROM already. Whatever you
>>> decide to do should probably be synced with that (as they are
>> Thanks for the pointer.
>> It looks like CardBus does this differently -- it maps each ROM up into
>> memory space, and copies them out, then parses them into separate
>> structures. This is all done at initialization time.
> Right. Isn't this because CardBus stores the CIS information in the
> expansion ROM?
I'm no Cardbus expert, but I always thought this was stored in a
seperate location in PCI configuration space.
> -- thorpej
Garrett D'Amore http://www.tadpolecomputer.com/
Sr. Staff Engineer Extending the Power of 64-bit UNIX Computing
Tadpole Computer, Inc. Phone: (951) 325-2134