+
+ /*
+ * We seem to have valid NUMA configuration. Map apicids to nodes
+ * using the coreid bits from early_identify_cpu.
+ */
+ bits = boot_cpu_data.x86_coreid_bits;
+ cores = 1 << bits;
+ apicid_base = 0;
+
+ /* get the APIC ID of the BSP early for systems with apicid lifting */
+ early_get_boot_cpu_id();
+ if (boot_cpu_physical_apicid > 0) {
+ pr_info("BSP APIC ID: %02x\n", boot_cpu_physical_apicid);
+ apicid_base = boot_cpu_physical_apicid;
+ }
+
+ for_each_node_mask(i, cpu_nodes_parsed)
+ for (j = apicid_base; j < cores + apicid_base; j++)
+ set_apicid_to_node((i << bits) + j, i);
+