Re: [U-Boot] p4080ds starts OS with MSR[EE]=1 and DEC armed?

On Tue, 15 Mar 2011 00:39:17 -0500 Kumar Gala galak@kernel.crashing.org wrote:

diff --git a/cpu/mpc85xx/cpu_init.c b/cpu/mpc85xx/cpu_init.c index 48a82ed..a6d1e99 100644 --- a/cpu/mpc85xx/cpu_init.c +++ b/cpu/mpc85xx/cpu_init.c @@ -364,5 +364,16 @@ extern void setup_ivors(void);

void arch_preboot_os(void) {

•   u32 msr;
  

•   /*
  

•    * We are changing interrupt offsets and are about to boot the OS so
  

•    * we need to make sure we disable all async interrupts. EE is already
  

•    * disabled by the time we get called.
  

•    */
  

•   msr = mfmsr();
  

•   msr &= ~(MSR_ME|MSR_CE|MSR_DE);
  

•   mtmsr(msr);
  

•   setup_ivors();
  

}

---

:)

Ah, thanks. Not sure why my previous grep found the other one but not this. :-)

-Scott