1 #ifndef _ASM_SPARC64_TOPOLOGY_H 2 #define _ASM_SPARC64_TOPOLOGY_H 3 4 #ifdef CONFIG_NUMA 5 6 #include <asm/mmzone.h> 7 8 static inline int cpu_to_node(int cpu) 9 { 10 return numa_cpu_lookup_table[cpu]; 11 } 12 13 #define parent_node(node) (node) 14 15 #define cpumask_of_node(node) ((node) == -1 ? \ 16 cpu_all_mask : \ 17 &numa_cpumask_lookup_table[node]) 18 19 struct pci_bus; 20 #ifdef CONFIG_PCI 21 int pcibus_to_node(struct pci_bus *pbus); 22 #else 23 static inline int pcibus_to_node(struct pci_bus *pbus) 24 { 25 return -1; 26 } 27 #endif 28 29 #define cpumask_of_pcibus(bus) \ 30 (pcibus_to_node(bus) == -1 ? \ 31 cpu_all_mask : \ 32 cpumask_of_node(pcibus_to_node(bus))) 33 34 #else /* CONFIG_NUMA */ 35 36 #include <asm-generic/topology.h> 37 38 #endif /* !(CONFIG_NUMA) */ 39 40 #ifdef CONFIG_SMP 41 #define topology_physical_package_id(cpu) (cpu_data(cpu).proc_id) 42 #define topology_core_id(cpu) (cpu_data(cpu).core_id) 43 #define topology_core_cpumask(cpu) (&cpu_core_sib_map[cpu]) 44 #define topology_sibling_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) 45 #endif /* CONFIG_SMP */ 46 47 extern cpumask_t cpu_core_map[NR_CPUS]; 48 extern cpumask_t cpu_core_sib_map[NR_CPUS]; 49 static inline const struct cpumask *cpu_coregroup_mask(int cpu) 50 { 51 return &cpu_core_map[cpu]; 52 } 53 54 #endif /* _ASM_SPARC64_TOPOLOGY_H */ 55