From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Date: Wed, 19 Jan 2005 18:21:25 +0000 Subject: Re: pgprot_writecombine & shub 1.x Message-Id: <200501191021.25589.jbarnes@sgi.com> List-Id: References: <200501111200.02504.jbarnes@sgi.com> In-Reply-To: <200501111200.02504.jbarnes@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Wednesday, January 19, 2005 10:16 am, Luck, Tony wrote: > >Oh, I thought I said that in the first message, I'm talking > >about I/O memory here. In any event though, we shouldn't be > >mapping anything with the WC attribute that the EFI memory > >map doesn't allow. > > Does the EFI memory map help here? Is I/O memory included > in the efi memory map? What about the hot-plug case ... the > EFI memory map isn't updated for new i/o memory that appears > when you plug in a new card? I think it's supposed to appear as memory mapped I/O or memory mapped I/O port space in the EFI memory map. Shouldn't the map be updated in the case of hotplug? Jesse