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Diffstat (limited to 'include/asm-i386/topology.h')
| -rw-r--r-- | include/asm-i386/topology.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/include/asm-i386/topology.h b/include/asm-i386/topology.h deleted file mode 100644 index 19b2daf..0000000 --- a/include/asm-i386/topology.h +++ /dev/null @@ -1,121 +0,0 @@ -/* - * linux/include/asm-i386/topology.h - * - * Written by: Matthew Dobson, IBM Corporation - * - * Copyright (C) 2002, IBM Corp. - * - * 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. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Send feedback to <colpatch@us.ibm.com> - */ -#ifndef _ASM_I386_TOPOLOGY_H -#define _ASM_I386_TOPOLOGY_H - -#ifdef CONFIG_X86_HT -#define topology_physical_package_id(cpu) (cpu_data[cpu].phys_proc_id) -#define topology_core_id(cpu) (cpu_data[cpu].cpu_core_id) -#define topology_core_siblings(cpu) (cpu_core_map[cpu]) -#define topology_thread_siblings(cpu) (cpu_sibling_map[cpu]) -#endif - -#ifdef CONFIG_NUMA - -#include <asm/mpspec.h> - -#include <linux/cpumask.h> - -/* Mappings between logical cpu number and node number */ -extern cpumask_t node_2_cpu_mask[]; -extern int cpu_2_node[]; - -/* Returns the number of the node containing CPU 'cpu' */ -static inline int cpu_to_node(int cpu) -{ - return cpu_2_node[cpu]; -} - -/* Returns the number of the node containing Node 'node'. This architecture is flat, - so it is a pretty simple function! */ -#define parent_node(node) (node) - -/* Returns a bitmask of CPUs on Node 'node'. */ -static inline cpumask_t node_to_cpumask(int node) -{ - return node_2_cpu_mask[node]; -} - -/* Returns the number of the first CPU on Node 'node'. */ -static inline int node_to_first_cpu(int node) -{ - cpumask_t mask = node_to_cpumask(node); - return first_cpu(mask); -} - -#define pcibus_to_node(bus) ((struct pci_sysdata *)((bus)->sysdata))->node -#define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus)) - -/* sched_domains SD_NODE_INIT for NUMAQ machines */ -#define SD_NODE_INIT (struct sched_domain) { \ - .span = CPU_MASK_NONE, \ - .parent = NULL, \ - .child = NULL, \ - .groups = NULL, \ - .min_interval = 8, \ - .max_interval = 32, \ - .busy_factor = 32, \ - .imbalance_pct = 125, \ - .cache_nice_tries = 1, \ - .busy_idx = 3, \ - .idle_idx = 1, \ - .newidle_idx = 2, \ - .wake_idx = 1, \ - .flags = SD_LOAD_BALANCE \ - | SD_BALANCE_EXEC \ - | SD_BALANCE_FORK \ - | SD_SERIALIZE \ - | SD_WAKE_BALANCE, \ - .last_balance = jiffies, \ - .balance_interval = 1, \ - .nr_balance_failed = 0, \ -} - -extern unsigned long node_start_pfn[]; -extern unsigned long node_end_pfn[]; -extern unsigned long node_remap_size[]; - -#define node_has_online_mem(nid) (node_start_pfn[nid] != node_end_pfn[nid]) - -#else /* !CONFIG_NUMA */ -/* - * Other i386 platforms should define their own version of the - * above macros here. - */ - -#include <asm-generic/topology.h> - -#endif /* CONFIG_NUMA */ - -extern cpumask_t cpu_coregroup_map(int cpu); - -#ifdef CONFIG_SMP -#define mc_capable() (boot_cpu_data.x86_max_cores > 1) -#define smt_capable() (smp_num_siblings > 1) -#endif - -#endif /* _ASM_I386_TOPOLOGY_H */ |