1#ifndef _ASM_SPARC64_TOPOLOGY_H 2#define _ASM_SPARC64_TOPOLOGY_H 3 4#ifdef CONFIG_NUMA 5 6#include <asm/mmzone.h> 7 8static 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 19struct pci_bus; 20#ifdef CONFIG_PCI 21extern int pcibus_to_node(struct pci_bus *pbus); 22#else 23static 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_map[cpu]) 44#define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) 45#define mc_capable() (sparc64_multi_core) 46#define smt_capable() (sparc64_multi_core) 47#endif /* CONFIG_SMP */ 48 49extern cpumask_t cpu_core_map[NR_CPUS]; 50static inline const struct cpumask *cpu_coregroup_mask(int cpu) 51{ 52 return &cpu_core_map[cpu]; 53} 54 55#endif /* _ASM_SPARC64_TOPOLOGY_H */ 56