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Date: Wed, 31 Jan 2007 10:08:14 -0700
From: Scott Long <scottl@samsco.org>
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Cc: freebsd-current@freebsd.org
Subject: Re: restoring PCI config space
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Andrew Gallatin wrote:
> Scott Long writes:
>  > I need to do the same thing, and I concluded that pci_cfg_restore needs
>  > to be exported out via a DEVMETHOD.  It might also be useful to export
> 
> Hurray!  Do you plan to do this soon?
> 
>  > a pci_cfg_save function.
> 
> Doesn't the config space get saved in pci_add_child?
> 
> Drew

Wouldn't you want to preserve driver-local changes that are made to the
config space?  Things like the busmaster enable bit comes to mind.

Scott