Katmai w/ DENX git - "init has generated signal 4" error

Josh Boyer jwboyer at linux.vnet.ibm.com
Wed Jun 27 03:12:38 EST 2007


On Tue, 2007-06-26 at 12:02 -0400, Stephen Winiecki wrote:
> > I'm using the Denx linux-2.6-denx.git repository with a Katmai board. I 
> > want to boot off a disk (initialized w/ Debian 4.0).  I've installed a 
> > Promise Ultra133 Tx2 IDE controller card in the PCI slot, and configured 
> 
> > it in the kernel.    I boot this same disk w/ IDE card on other 4xx 
> boards 
> > without a problem (Bamboo w/ Denx 4.1 for example).  I am getting an 
> error 
> > "init has generated signal 4 but has no handler for it".
> 
> I believe the problem may be due to lack of HW FP on the processor(?). 
> Copying an embedded 440 RFS on disk works OK.

Signal 4 is SIGILL, which could be returned for float instructions I
suppose.  Try turning on CONFIG_MATH_EMULATION in your kernel config for
Katmai and see if the problem goes away.

josh




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