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
21int 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_sib_map[cpu])
44#define topology_thread_cpumask(cpu)		(&per_cpu(cpu_sibling_map, cpu))
45#endif /* CONFIG_SMP */
46
47extern cpumask_t cpu_core_map[NR_CPUS];
48extern cpumask_t cpu_core_sib_map[NR_CPUS];
49static 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