Maple fails to boot current git

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Feb 1 08:31:34 EST 2006


On Tue, 2006-01-31 at 08:08 -0700, Tom Rini wrote:
> On Tue, Jan 31, 2006 at 02:53:11PM +1100, Benjamin Herrenschmidt wrote:
> > On Tue, 2006-01-31 at 12:11 +1300, David Gibson wrote:
> > > On Mon, Jan 30, 2006 at 10:17:59AM -0700, Tom Rini wrote:
> > > > Hello, trying to boot my maple board (ppc64_defconfig +
> > > > CONFIG_PPC_EARLY_DEBUG_MAPLE=y) fails as follows (the "dirty" is
> > > > #define DEBUG in kernel/prom_parse.c and platforms/maple/time.c):
> > > 
> > > Crud.  Our Maple is stuffed at the moment (doesn't complete the CPU
> > > init script, so PIBS never even comes up on the 970), so I can't
> > > really investigate.
> > 
> > Well, the RTC problem definitely looks like a bogus or lack of "ranges"
> > property or the fact that the parser doesn't recognize "ht" as a PCI
> > bus. You may want to try updating prom_parse.c to treat "ht" as a PCI
> > bus and see if that helps.
> 
> With the following, I get parent bus is pci now, but still:
> OF: ** translation for device /ht at 0/isa at 4/rtc at 900 **
> OF: bus is isa (na=2, ns=1) on /ht at 0/isa at 4
> OF: translating address: 00000001 00000900
> OF: parent bus is pci (na=3, ns=2) on /ht at 0
> OF: walking ranges...
> OF: not found !
> Maple: Unable to translate RTC address
> Maple: No device node for RTC, assuming legacy address (0x70)

Can you send me the device-tree dump ?

Ben.





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