162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (C) 2002, Erich Focht, NEC 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * All rights reserved. 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci#ifndef _ASM_IA64_TOPOLOGY_H 862306a36Sopenharmony_ci#define _ASM_IA64_TOPOLOGY_H 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#include <asm/acpi.h> 1162306a36Sopenharmony_ci#include <asm/numa.h> 1262306a36Sopenharmony_ci#include <asm/smp.h> 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#ifdef CONFIG_NUMA 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci/* Nodes w/o CPUs are preferred for memory allocations, see build_zonelists */ 1762306a36Sopenharmony_ci#define PENALTY_FOR_NODE_WITH_CPUS 255 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ci/* 2062306a36Sopenharmony_ci * Nodes within this distance are eligible for reclaim by zone_reclaim() when 2162306a36Sopenharmony_ci * zone_reclaim_mode is enabled. 2262306a36Sopenharmony_ci */ 2362306a36Sopenharmony_ci#define RECLAIM_DISTANCE 15 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci/* 2662306a36Sopenharmony_ci * Returns a bitmask of CPUs on Node 'node'. 2762306a36Sopenharmony_ci */ 2862306a36Sopenharmony_ci#define cpumask_of_node(node) ((node) == -1 ? \ 2962306a36Sopenharmony_ci cpu_all_mask : \ 3062306a36Sopenharmony_ci &node_to_cpu_mask[node]) 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ci/* 3362306a36Sopenharmony_ci * Determines the node for a given pci bus 3462306a36Sopenharmony_ci */ 3562306a36Sopenharmony_ci#define pcibus_to_node(bus) PCI_CONTROLLER(bus)->node 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_civoid build_cpu_to_node_map(void); 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_ci#endif /* CONFIG_NUMA */ 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_ci#ifdef CONFIG_SMP 4262306a36Sopenharmony_ci#define topology_physical_package_id(cpu) (cpu_data(cpu)->socket_id) 4362306a36Sopenharmony_ci#define topology_core_id(cpu) (cpu_data(cpu)->core_id) 4462306a36Sopenharmony_ci#define topology_core_cpumask(cpu) (&cpu_core_map[cpu]) 4562306a36Sopenharmony_ci#define topology_sibling_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) 4662306a36Sopenharmony_ci#endif 4762306a36Sopenharmony_ci 4862306a36Sopenharmony_ciextern void arch_fix_phys_package_id(int num, u32 slot); 4962306a36Sopenharmony_ci 5062306a36Sopenharmony_ci#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \ 5162306a36Sopenharmony_ci cpu_all_mask : \ 5262306a36Sopenharmony_ci cpumask_of_node(pcibus_to_node(bus))) 5362306a36Sopenharmony_ci 5462306a36Sopenharmony_ci#include <asm-generic/topology.h> 5562306a36Sopenharmony_ci 5662306a36Sopenharmony_ci#endif /* _ASM_IA64_TOPOLOGY_H */ 57