18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright (C) 2002, Erich Focht, NEC 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * All rights reserved. 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci#ifndef _ASM_IA64_TOPOLOGY_H 88c2ecf20Sopenharmony_ci#define _ASM_IA64_TOPOLOGY_H 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci#include <asm/acpi.h> 118c2ecf20Sopenharmony_ci#include <asm/numa.h> 128c2ecf20Sopenharmony_ci#include <asm/smp.h> 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci#ifdef CONFIG_NUMA 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ci/* Nodes w/o CPUs are preferred for memory allocations, see build_zonelists */ 178c2ecf20Sopenharmony_ci#define PENALTY_FOR_NODE_WITH_CPUS 255 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci/* 208c2ecf20Sopenharmony_ci * Nodes within this distance are eligible for reclaim by zone_reclaim() when 218c2ecf20Sopenharmony_ci * zone_reclaim_mode is enabled. 228c2ecf20Sopenharmony_ci */ 238c2ecf20Sopenharmony_ci#define RECLAIM_DISTANCE 15 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ci/* 268c2ecf20Sopenharmony_ci * Returns a bitmask of CPUs on Node 'node'. 278c2ecf20Sopenharmony_ci */ 288c2ecf20Sopenharmony_ci#define cpumask_of_node(node) ((node) == -1 ? \ 298c2ecf20Sopenharmony_ci cpu_all_mask : \ 308c2ecf20Sopenharmony_ci &node_to_cpu_mask[node]) 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ci/* 338c2ecf20Sopenharmony_ci * Determines the node for a given pci bus 348c2ecf20Sopenharmony_ci */ 358c2ecf20Sopenharmony_ci#define pcibus_to_node(bus) PCI_CONTROLLER(bus)->node 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_civoid build_cpu_to_node_map(void); 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ci#endif /* CONFIG_NUMA */ 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci#ifdef CONFIG_SMP 428c2ecf20Sopenharmony_ci#define topology_physical_package_id(cpu) (cpu_data(cpu)->socket_id) 438c2ecf20Sopenharmony_ci#define topology_core_id(cpu) (cpu_data(cpu)->core_id) 448c2ecf20Sopenharmony_ci#define topology_core_cpumask(cpu) (&cpu_core_map[cpu]) 458c2ecf20Sopenharmony_ci#define topology_sibling_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) 468c2ecf20Sopenharmony_ci#endif 478c2ecf20Sopenharmony_ci 488c2ecf20Sopenharmony_ciextern void arch_fix_phys_package_id(int num, u32 slot); 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \ 518c2ecf20Sopenharmony_ci cpu_all_mask : \ 528c2ecf20Sopenharmony_ci cpumask_of_node(pcibus_to_node(bus))) 538c2ecf20Sopenharmony_ci 548c2ecf20Sopenharmony_ci#include <asm-generic/topology.h> 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ci#endif /* _ASM_IA64_TOPOLOGY_H */ 57