Le dimanche 28 août 2005 à 22:02 -0600, Alex Williamson a écrit :
> On Sun, 2005-08-28 at 13:20 +0200, Andreas Schwab wrote:
> > The last change to drivers/pci/setup-res.c (Ignore disabled ROM resources
> > at setup) is breaking radeonfb on iBook G3 (with Radeon Mobility M6 LY).
> > It crashes in pci_map_rom when called from radeonfb_map_ROM. This is
> > probably a dormant bug that was just uncovered by the change.
>
> Same thing on Mac Mini. 2.6.13 doesn't boot. Revert the
> drivers/pci/setup-res.c change from rc7-git2 and it seems ok.
Confirmed on an Apple Powerbook too.
For reference, the (already reverted) patch which needs to be applied is
below.
Signed-off-by: Stelian Pop <[email protected]>
Index: linux-2.6.git/drivers/pci/setup-res.c
===================================================================
--- linux-2.6.git.orig/drivers/pci/setup-res.c 2005-08-29 10:03:00.000000000 +0200
+++ linux-2.6.git/drivers/pci/setup-res.c 2005-08-29 12:23:20.980716336 +0200
@@ -53,9 +53,7 @@
if (resno < 6) {
reg = PCI_BASE_ADDRESS_0 + 4 * resno;
} else if (resno == PCI_ROM_RESOURCE) {
- if (!(res->flags & IORESOURCE_ROM_ENABLE))
- return;
- new |= PCI_ROM_ADDRESS_ENABLE;
+ new |= res->flags & IORESOURCE_ROM_ENABLE;
reg = dev->rom_base_reg;
} else {
/* Hmm, non-standard resource. */
Stelian.
--
Stelian Pop <[email protected]>
-
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