From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bjorn Helgaas Date: Thu, 20 Nov 2003 17:09:51 +0000 Subject: Re: Latest 2.4 IA64 Baseline (Bjorn) + Latest ACPI testing report Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Wednesday 19 November 2003 8:28 pm, Matthew Wilcox wrote: > On Wed, Nov 19, 2003 at 05:33:20PM -0700, Bjorn Helgaas wrote: > > > 3.alloc 0x0-0xcf7 from PCI IO for PCI Bus 00:00 failed (Known issue) > > > > I poked at this again. The reason this fails is because the > > VGA console driver starts up very early and allocates ports > > 0x3c0-0x3df. It would be nice if we could figure out a way > > to allocate those ports later, after the PCI bridge has been > > discovered, so we get the ioport resources correct, but I > > don't know a reasonable way to do that. > > Ah, I introduced a mechanism for doing the opposite of this in 2.6-test8 > (it's credited to Ben Herrenschmidt since he did the debugging and got > it merged). If you call insert_resource() instead of request_resource(), > conflicting resources get the new resource added as their parent. > > I knew this was going to be handy for more than just PPC ;-) Nice! I'll send a patch to Tony for 2.6.1.