| /* |
| * Copyright (C) 2002, Erich Focht, NEC |
| * |
| * All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| */ |
| #ifndef _ASM_IA64_TOPOLOGY_H |
| #define _ASM_IA64_TOPOLOGY_H |
| |
| #include <asm/acpi.h> |
| #include <asm/numa.h> |
| #include <asm/smp.h> |
| |
| #ifdef CONFIG_NUMA |
| |
| /* Nodes w/o CPUs are preferred for memory allocations, see build_zonelists */ |
| #define PENALTY_FOR_NODE_WITH_CPUS 255 |
| |
| /* |
| * Nodes within this distance are eligible for reclaim by zone_reclaim() when |
| * zone_reclaim_mode is enabled. |
| */ |
| #define RECLAIM_DISTANCE 15 |
| |
| /* |
| * Returns a bitmask of CPUs on Node 'node'. |
| */ |
| #define cpumask_of_node(node) ((node) == -1 ? \ |
| cpu_all_mask : \ |
| &node_to_cpu_mask[node]) |
| |
| /* |
| * Returns the number of the node containing Node 'nid'. |
| * Not implemented here. Multi-level hierarchies detected with |
| * the help of node_distance(). |
| */ |
| #define parent_node(nid) (nid) |
| |
| /* |
| * Determines the node for a given pci bus |
| */ |
| #define pcibus_to_node(bus) PCI_CONTROLLER(bus)->node |
| |
| void build_cpu_to_node_map(void); |
| |
| #endif /* CONFIG_NUMA */ |
| |
| #ifdef CONFIG_SMP |
| #define topology_physical_package_id(cpu) (cpu_data(cpu)->socket_id) |
| #define topology_core_id(cpu) (cpu_data(cpu)->core_id) |
| #define topology_core_cpumask(cpu) (&cpu_core_map[cpu]) |
| #define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) |
| #endif |
| |
| extern void arch_fix_phys_package_id(int num, u32 slot); |
| |
| #define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \ |
| cpu_all_mask : \ |
| cpumask_of_node(pcibus_to_node(bus))) |
| |
| #include <asm-generic/topology.h> |
| |
| #endif /* _ASM_IA64_TOPOLOGY_H */ |
