From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 6 Jan 2004 15:17:28 -0700 From: Rob Baxter To: Benjamin Herrenschmidt Cc: Rob Baxter , Sven Luther , Geert Uytterhoeven , linuxppc-dev list Subject: Re: multiple separate pci bridges ... Message-ID: <20040106221728.GA8268@synergy> References: <1073338095.9497.70.camel@gaston> <20040105214239.GA20252@iliana> <1073340725.9497.105.camel@gaston> <20040106073955.GF735@iliana> <1073376024.26508.220.camel@gaston> <20040106081143.GA1644@iliana> <20040106144545.GA7261@iliana> <20040106153305.GA6251@synergy> <1073425055.784.3.camel@gaston> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1073425055.784.3.camel@gaston> Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: On Wed, Jan 07, 2004 at 08:37:36AM +1100, Benjamin Herrenschmidt wrote: > > > Here's the code from our pcibios_fixup: > > > > dev = NULL; > > while ((dev = pci_find_device(PCI_VENDOR_ID_GALILEO, > > PCI_DEVICE_ID_GALILEO_GT64260, dev))) { > > for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { > > dev->resource[i].flags = 0; > > dev->resource[i].start = 0; > > dev->resource[i].end = 0; > > } > > } > > pcibios_fixup isn't the right place to do that ;) You should do this > from a pci quirk imho. agreed > > note that there's still a problem with XFree which will "see" those > BARs and, according to the log posted by Sven, shoke. Sven, can you > try "hiding" the host bridge completely from the config ops and see > if that helps with XFree ? That's not a very good solution though, > we'll have to do something different about it. Now if only XFree > stopped mucking with the PCI bus... I have no problem with XFree working with a CT69030 (chips_drv.o) PMC graphics card and an USB keyboard and mouse setup. > > > > BTW, is there any reason the L2 cache is disabled by default in the > > > 2.4.x kernels ? > > > > We have it initialized and enabled. > > The kernel doesn't do anything to the L2 cache, it all depends what > you firmware does to it. That's true, but for the ppc stuff, there is initialization routines within the kernel source. > > Ben. > > -- -Rob ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/