Messages in this thread | | | Date | Wed, 11 Jun 2003 13:55:26 +1000 | From | Simon Fowler <> | Subject | Re: 2.5.70-bk radeonfb oops on boot. |
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On Tue, Jun 10, 2003 at 08:16:41PM -0700, Andrew Morton wrote: > Simon Fowler <simon@himi.org> wrote: > > > > On Tue, Jun 10, 2003 at 02:14:40PM -0700, Andrew Morton wrote: > > > Simon Fowler <simon@himi.org> wrote: > > > > > > > > On Tue, Jun 10, 2003 at 04:16:54PM +1000, Simon Fowler wrote: > > > > > I've started seeing a hard lockup on boot with my Fujitsu Lifebook > > > > > p2120 laptop, with a radeon mobility M6 LY, when using a Linus bk > > > > > kernel as of 2003-06-09 (possibly earlier - the last kernel I've > > > > > tested is bk as of 2003-06-04). lspci lists this hardware: > > > > > > > > > I've narrowed the start of the problem down: 2.5.70-bk13 works, > > > > -bk14 oopses. > > > > > > That's funny. bk13->bk14 was almost all arm stuff. diffstat below. > > > > > > It might be worth reverting this chunk, see if that fixes it: > > > > > > --- b/drivers/char/mem.c Thu Jun 5 23:36:40 2003 > > > +++ b/drivers/char/mem.c Sun Jun 8 05:02:24 2003 > > > @@ -716 +716 @@ > > > -__initcall(chr_dev_init); > > > +subsys_initcall(chr_dev_init); > > > > > And we have a winner . . . Reverting this hunk fixes the oops. > > > > So it's another initcall problem in the PCI layer. > > pci_enable_device_bars() is needing things which are not yet set up. A lot > of the PCI initialisation is at subsys_initcall() as well, and you got > unlucky with link order. > > I expect the below patch will fix this as well. Could you please put the > above change back to normal and see if this one fixes it? > I applied this to a clean 2.5.70-bk14 tree, and it failed to boot - I've copied the output after switching to the framebuffer:
-------------------------------------------------- onsole: switching to colour frame buffer device 160x48 pty: 256 Unix98 ptys configured. block request queues: 4/128 requests per read queue 4/128 requests per write queue Enter congestion at 15 Exit congestion at 17 PCI: Cannot allocate resource region 0 of device 00:14.0 PCI: Cannot allocate resource region 2 of device 00:14.0 --------------------------------------------------
00:14.0 is the Radeon.
Simon
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