On 6/6/05, Randy Vinson <rvinson at mvista.com> wrote: > > Hi Edward, > I've seen these symptoms before. The problem was traced to external > interrupts being disabled (MSR[EE] not set). Without external > interrupts, there is no decrementer interrupt (at least on 7xx > processors). Without the decrementer, there in no system clock tick and > without the clock tick, the scheduler won't run which means that the > init task won't start. To verify that this is the problem, use mfmsr() > to get the MSR and print it. I'd suggest that you add something like: > > printk("MSR = %x\n", mfmsr()); > I got MSR = 9032 just before cpu_idle which means EE (the most significant bit) was enabled.
Thank you! Edward