[U-Boot] p4080ds starts OS with MSR[EE]=1 and DEC armed?
Kumar Gala
galak at kernel.crashing.org
Sat Mar 12 23:56:09 CET 2011
On Mar 3, 2011, at 8:59 AM, Jimi Xenidis wrote:
> I was surprised to find myself at the decrement interrupt when running my new stuff.
> That is against ePAPR, right?
> Does u-boot at least make sure that the DEC is set to some large value before it leaps at me?
> I don't mind forcing EE=0 but I'd like to make sure I make it that far into the code :)
> -JX
Jimi,
Not sure how or why you are seeing this, but u-boot should disable interrupts in common/cmd_bootm.c
Look for disable_interrupts() -> this should set MSR[EE] = 0.
- k
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