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topology_64.h

#ifndef _ASM_SPARC64_TOPOLOGY_H
#define _ASM_SPARC64_TOPOLOGY_H

#ifdef CONFIG_NUMA

#include <asm/mmzone.h>

static inline int cpu_to_node(int cpu)
{
      return numa_cpu_lookup_table[cpu];
}

#define parent_node(node)     (node)

static inline cpumask_t node_to_cpumask(int node)
{
      return numa_cpumask_lookup_table[node];
}

/* Returns a pointer to the cpumask of CPUs on Node 'node'. */
#define node_to_cpumask_ptr(v, node)            \
            cpumask_t *v = &(numa_cpumask_lookup_table[node])

#define node_to_cpumask_ptr_next(v, node) \
                     v = &(numa_cpumask_lookup_table[node])

static inline int node_to_first_cpu(int node)
{
      cpumask_t tmp;
      tmp = node_to_cpumask(node);
      return first_cpu(tmp);
}

struct pci_bus;
#ifdef CONFIG_PCI
extern int pcibus_to_node(struct pci_bus *pbus);
#else
static inline int pcibus_to_node(struct pci_bus *pbus)
{
      return -1;
}
#endif

#define pcibus_to_cpumask(bus)      \
      (pcibus_to_node(bus) == -1 ? \
       CPU_MASK_ALL : \
       node_to_cpumask(pcibus_to_node(bus)))

#define SD_NODE_INIT (struct sched_domain) {          \
      .min_interval           = 8,              \
      .max_interval           = 32,             \
      .busy_factor            = 32,             \
      .imbalance_pct          = 125,                  \
      .cache_nice_tries = 2,              \
      .busy_idx         = 3,              \
      .idle_idx         = 2,              \
      .newidle_idx            = 0,              \
      .wake_idx         = 1,              \
      .forkexec_idx           = 1,              \
      .flags                  = SD_LOAD_BALANCE \
                        | SD_BALANCE_FORK \
                        | SD_BALANCE_EXEC \
                        | SD_SERIALIZE          \
                        | SD_WAKE_BALANCE,      \
      .last_balance           = jiffies,        \
      .balance_interval = 1,              \
}

#else /* CONFIG_NUMA */

#include <asm-generic/topology.h>

#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_siblings(cpu)       (cpu_core_map[cpu])
#define topology_thread_siblings(cpu)           (per_cpu(cpu_sibling_map, cpu))
#define mc_capable()                      (sparc64_multi_core)
#define smt_capable()                     (sparc64_multi_core)
#endif /* CONFIG_SMP */

#define cpu_coregroup_map(cpu)                  (cpu_core_map[cpu])

#endif /* _ASM_SPARC64_TOPOLOGY_H */

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