From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/sparc/include/asm/topology_64.h | 54 ++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 arch/sparc/include/asm/topology_64.h (limited to 'arch/sparc/include/asm/topology_64.h') diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h new file mode 100644 index 000000000..d1761df5c --- /dev/null +++ b/arch/sparc/include/asm/topology_64.h @@ -0,0 +1,54 @@ +#ifndef _ASM_SPARC64_TOPOLOGY_H +#define _ASM_SPARC64_TOPOLOGY_H + +#ifdef CONFIG_NUMA + +#include + +static inline int cpu_to_node(int cpu) +{ + return numa_cpu_lookup_table[cpu]; +} + +#define parent_node(node) (node) + +#define cpumask_of_node(node) ((node) == -1 ? \ + cpu_all_mask : \ + &numa_cpumask_lookup_table[node]) + +struct pci_bus; +#ifdef CONFIG_PCI +int pcibus_to_node(struct pci_bus *pbus); +#else +static inline int pcibus_to_node(struct pci_bus *pbus) +{ + return -1; +} +#endif + +#define cpumask_of_pcibus(bus) \ + (pcibus_to_node(bus) == -1 ? \ + cpu_all_mask : \ + cpumask_of_node(pcibus_to_node(bus))) + +#else /* CONFIG_NUMA */ + +#include + +#endif /* !(CONFIG_NUMA) */ + +#ifdef CONFIG_SMP +#define topology_physical_package_id(cpu) (cpu_data(cpu).proc_id) +#define topology_core_id(cpu) (cpu_data(cpu).core_id) +#define topology_core_cpumask(cpu) (&cpu_core_sib_map[cpu]) +#define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) +#endif /* CONFIG_SMP */ + +extern cpumask_t cpu_core_map[NR_CPUS]; +extern cpumask_t cpu_core_sib_map[NR_CPUS]; +static inline const struct cpumask *cpu_coregroup_mask(int cpu) +{ + return &cpu_core_map[cpu]; +} + +#endif /* _ASM_SPARC64_TOPOLOGY_H */ -- cgit v1.2.3-54-g00ecf