System crash on boot_e500.S on 2.4Kernel
afleming at freescale.com
Thu Aug 16 11:16:44 EST 2007
On Aug 15, 2007, at 17:46, mike zheng wrote:
> Hi Andy,
> Here is BDI output of the register value after line 212. The value
> of R6, R7 is 0x20, 0x160. However the value of SRR0(SPR26), SRR1
> (SPR27) is 0xfff81300 and 0x00001000. Why are they different from
> r7 and r6? We just did the mtspr, the value should be the same. The
> rfi jump to 0xfff81300 is because of the value in SRR0.
Yes, it's very strange. But it's also pretty much impossible for the
mtspr to just fail like that. A more likely scenario is that the BDI
is getting bad information. Could you take a look at your IVORs?
I'm very curious to see if fff81300 is an interrupt vector.
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