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/*
* 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_sibling_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 */
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