/* * Check the APIC IDs in bios_cpu_apicid and choose the APIC mode. */ void __init default_setup_apic_routing(void) { #ifdef CONFIG_X86_X2APIC if (x2apic_mode && (apic != &apic_x2apic_phys && #ifdef CONFIG_X86_UV apic != &apic_x2apic_uv_x && #endif apic != &apic_x2apic_cluster)) { if (x2apic_phys) apic = &apic_x2apic_phys; else apic = &apic_x2apic_cluster; printk(KERN_INFO "Setting APIC routing to %s\n", apic->name); } #endif if (apic == &apic_flat) { if (max_physical_apicid >= 8) apic = &apic_physflat; printk(KERN_INFO "Setting APIC routing to %s\n", apic->name); } /* * Now that apic routing model is selected, configure the * fault handling for intr remapping. */ if (intr_remapping_enabled) enable_drhd_fault_handling(); }
/* * Check the APIC IDs in bios_cpu_apicid and choose the APIC mode. */ void __init default_setup_apic_routing(void) { #ifdef CONFIG_X86_X2APIC if (x2apic_mode #ifdef CONFIG_X86_UV && apic != &apic_x2apic_uv_x #endif ) { if (x2apic_phys) apic = &apic_x2apic_phys; else apic = &apic_x2apic_cluster; printk(KERN_INFO "Setting APIC routing to %s\n", apic->name); } #endif if (apic == &apic_flat) { if (max_physical_apicid >= 8) apic = &apic_physflat; printk(KERN_INFO "Setting APIC routing to %s\n", apic->name); } if (is_vsmp_box()) { /* need to update phys_pkg_id */ apic->phys_pkg_id = apicid_phys_pkg_id; } /* * Now that apic routing model is selected, configure the * fault handling for intr remapping. */ if (intr_remapping_enabled) enable_drhd_fault_handling(); }