static void __cpuinit smp_85xx_mach_cpu_die(void)
{
unsigned int cpu = smp_processor_id();
u32 tmp;
local_irq_disable();
idle_task_exit();
generic_set_cpu_dead(cpu);
mb();
mtspr(SPRN_TCR, 0);
__flush_disable_L1();
tmp = (mfspr(SPRN_HID0) & ~(HID0_DOZE|HID0_SLEEP)) | HID0_NAP;
mtspr(SPRN_HID0, tmp);
isync();
/* Enter NAP mode. */
tmp = mfmsr();
tmp |= MSR_WE;
mb();
mtmsr(tmp);
isync();
while (1)
;
}
void amigaone_restart(char *cmd)
{
local_irq_disable();
/* Flush and disable caches. */
__flush_disable_L1();
/* Set SRR0 to the reset vector and turn on MSR_IP. */
mtspr(SPRN_SRR0, 0xfff00100);
mtspr(SPRN_SRR1, MSR_IP);
/* Do an rfi to jump back to firmware. */
__asm__ __volatile__("rfi" : : : "memory");
/* Not reached. */
while (1);
}
