1 files changed, 86 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
new file mode 100644
index 00000000000..001c04027c8
--- /dev/null
+++ b/arch/sparc/include/asm/topology_64.h
@@ -0,0 +1,86 @@
+#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 */