-extern unsigned long smp_chrp_cpu_nr;
-
-static int __init smp_chrp_probe(void)
-{
- struct device_node *cpus = NULL;
- unsigned int *reg;
- int reglen;
- int ncpus = 0;
- int cpuid;
- unsigned int phys;
-
- /* Count CPUs in the device-tree */
- cpuid = 1; /* the boot cpu is logical cpu 0 */
- while ((cpus = of_find_node_by_type(cpus, "cpu")) != NULL) {
- phys = ncpus;
- reg = (unsigned int *) get_property(cpus, "reg", ®len);
- if (reg && reglen >= sizeof(unsigned int))
- /* hmmm, not having a reg property would be bad */
- phys = *reg;
- if (phys != boot_cpuid_phys) {
- set_hard_smp_processor_id(cpuid, phys);
- ++cpuid;
- }
- ++ncpus;
- }
-
- printk(KERN_INFO "CHRP SMP probe found %d cpus\n", ncpus);
-
- /* Nothing more to do if less than 2 of them */
- if (ncpus <= 1)
- return 1;
-
- mpic_request_ipis();
-
- return ncpus;
-}
-