From: Sven Luther <sven.luther@wanadoo•fr>
To: Benjamin Herrenschmidt <benh@kernel•crashing.org>
Cc: Michael Schmitz <schmitz@opal•biophys.uni-duesseldorf.de>,
Rob Baxter <robb@synergymicro•com>,
Sven Luther <sven.luther@wanadoo•fr>,
Geert Uytterhoeven <geert@linux-m68k•org>,
linuxppc-dev list <linuxppc-dev@lists•linuxppc.org>
Subject: Re: multiple separate pci bridges ...
Date: Wed, 7 Jan 2004 10:56:01 +0100 [thread overview]
Message-ID: <20040107095601.GB24780@iliana> (raw)
In-Reply-To: <1073467436.5753.102.camel@gaston>
On Wed, Jan 07, 2004 at 08:23:57PM +1100, Benjamin Herrenschmidt wrote:
> On Wed, 2004-01-07 at 20:02, Michael Schmitz wrote:
> > > 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...
> >
> > Is this a problem with overlapping PCI resources again (thought that was
> > fixed in 2.4 anyway)? Resolving the overlap helped there. What does XFree
> > do, simply disable resources?
>
> There should be no overlap.... Let me check the log ...
>
> (II) Host-to-PCI bridge:
> (II) Bus 16: bridge is at (0:0:0), (-1,16,0), BCTRL: 0x0008 (VGA_EN is
> set)
> (II) Bus 16 I/O range:
> [0] -1 0 0x00000000 - 0x0000ffff (0x10000) IX[B]
> (II) Bus 16 non-prefetchable memory range:
> [0] -1 0 0x00000000 - 0xffffffff (0x0) MX[B]
> (II) Bus 16 prefetchable memory range:
> [0] -1 0 0x00000000 - 0xffffffff (0x0) MX[B]
>
> The problem is on the host bridge BARs again. I don't know what they
> are supposed to do, you need to look at the bridge spec, but you
> definitely need to hide them some way...
What i don't know is why X looks at them, even if it didn't appear on
the pci devices list. i am currently building X 4.4 out of CVS to follow
up on where exactly the problem is.
Friendly,
Sven Luther
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2004-01-07 9:56 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-01 18:11 multiple separate pci bridges Sven Luther
2004-01-02 4:03 ` Benjamin Herrenschmidt
2004-01-02 7:40 ` Sven Luther
2004-01-02 7:49 ` Benjamin Herrenschmidt
2004-01-04 21:03 ` Sven Luther
2004-01-04 21:45 ` Benjamin Herrenschmidt
2004-01-04 22:06 ` Sven Luther
2004-01-05 16:40 ` Sven Luther
2004-01-05 21:28 ` Benjamin Herrenschmidt
2004-01-05 21:42 ` Sven Luther
2004-01-05 22:12 ` Benjamin Herrenschmidt
2004-01-06 7:39 ` Sven Luther
2004-01-06 8:00 ` Benjamin Herrenschmidt
2004-01-06 8:11 ` Sven Luther
2004-01-06 14:40 ` Geert Uytterhoeven
2004-01-06 14:45 ` Sven Luther
2004-01-06 15:33 ` Rob Baxter
2004-01-06 17:44 ` Sven Luther
2004-01-06 21:37 ` Benjamin Herrenschmidt
2004-01-06 22:10 ` Marcus Barrow
2004-01-06 22:17 ` Rob Baxter
2004-01-06 22:31 ` Benjamin Herrenschmidt
2004-01-07 2:35 ` Sven Luther
2004-01-07 2:36 ` Benjamin Herrenschmidt
2004-01-07 2:40 ` Sven Luther
2004-01-07 9:02 ` Michael Schmitz
2004-01-07 9:23 ` Benjamin Herrenschmidt
2004-01-07 9:56 ` Sven Luther [this message]
2004-01-07 10:27 ` Michael Schmitz
2004-01-13 9:56 ` Sven Luther
2004-01-13 10:26 ` Sven Luther
2004-01-18 12:15 ` Sven Luther
2004-01-18 13:00 ` Michel Dänzer
2004-01-18 13:14 ` Sven Luther
2004-01-19 9:12 ` Benjamin Herrenschmidt
2004-01-18 22:27 ` Sven Luther
2004-01-18 22:59 ` Benjamin Herrenschmidt
2004-01-19 9:21 ` Sven Luther
2004-01-18 23:24 ` Benjamin Herrenschmidt
2004-01-05 21:38 ` Marcus Barrow
2004-01-06 7:14 ` Sven Luther
2004-01-06 7:56 ` Benjamin Herrenschmidt
2004-01-06 8:20 ` Sven Luther
2004-01-02 18:34 ` Geert Uytterhoeven
2004-01-02 15:18 ` Rob Baxter
2004-01-02 23:56 ` Benjamin Herrenschmidt
2004-01-03 0:27 ` Rob Baxter
2004-01-03 1:12 ` Benjamin Herrenschmidt
2004-01-05 0:52 ` Rob Baxter
2004-01-05 2:13 ` Benjamin Herrenschmidt
-- strict thread matches above, loose matches on Subject: below --
2004-01-06 20:53 Marcus Barrow
2004-01-06 21:09 Marcus Barrow
2004-01-06 22:59 ` Benjamin Herrenschmidt
2004-01-06 23:00 ` Benjamin Herrenschmidt
2004-01-18 14:44 Sven Luther
2004-01-18 16:33 ` Michel Dänzer
2004-01-18 17:28 ` Sven Luther
2004-01-18 18:24 ` Michel Dänzer
2004-01-18 22:20 ` Sven Luther
2004-01-18 23:33 ` Michel Dänzer
2004-01-19 9:55 ` Sven Luther
2004-01-19 13:48 ` Sven Luther
2004-01-19 13:54 ` Geert Uytterhoeven
2004-01-19 14:00 ` Sven Luther
2004-01-19 14:02 ` Michel Dänzer
2004-01-19 14:16 ` Sven Luther
2004-01-19 14:31 ` Michel Dänzer
2004-01-19 9:11 ` Benjamin Herrenschmidt
2004-01-18 22:33 ` Sven Luther
2004-01-18 23:23 ` Michel Dänzer
2004-01-18 23:42 ` Benjamin Herrenschmidt
2004-01-19 0:03 ` Michel Dänzer
2004-01-19 10:08 ` Geert Uytterhoeven
2004-01-19 11:41 ` Benjamin Herrenschmidt
2004-01-19 12:03 ` Sven Luther
2004-01-19 21:35 ` Benjamin Herrenschmidt
2004-01-19 22:08 ` Sven Luther
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