tech-kern: Re: Additional offset when mapping pci regs

Subject: Re: Additional offset when mapping pci regs
To: Andy Doran <ad@netbsd.org>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 01/18/2000 09:51:48

On Tue, 18 Jan 2000 12:03:16 +0000 (GMT) 
 Andy Doran <ad@netbsd.org> wrote:

 > Perhaps a silly question. Is there a way to specify an offset when using
 > pci_mapreg_map()? Nothing stands out, other than "add 'n' when using the
 > bus_space calls".

After pci_mapreg_map(), use bus_space_subregion().  Remember to save the
original handle from pci_mapreg_map() in case you ever need to unmap.

        -- Jason R. Thorpe <thorpej@nas.nasa.gov>