prom_startcpu
extern int prom_startcpu(int cpunode, struct linux_prom_registers *context_table,
int prom_startcpu(int cpunode, struct linux_prom_registers *context_table,
void prom_startcpu(int cpunode, unsigned long pc, unsigned long arg);
prom_startcpu(dp->phandle, entry, cookie);
prom_startcpu(cpu_node,
prom_startcpu(cpu_node, &smp_penguin_ctable, 0, (char *)entry);