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-rw-r--r--arch/mips/include/asm/mach-ip27/topology.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
new file mode 100644
index 000000000..d66cc53fe
--- /dev/null
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_MACH_TOPOLOGY_H
+#define _ASM_MACH_TOPOLOGY_H 1
+
+#include <asm/sn/types.h>
+#include <asm/mmzone.h>
+
+struct cpuinfo_ip27 {
+ nasid_t p_nasid; /* my node ID in numa-as-id-space */
+ unsigned short p_speed; /* cpu speed in MHz */
+ unsigned char p_slice; /* Physical position on node board */
+};
+
+extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
+
+#define cpu_to_node(cpu) (cputonasid(cpu))
+#define cpumask_of_node(node) ((node) == -1 ? \
+ cpu_all_mask : \
+ &hub_data(node)->h_cpus)
+struct pci_bus;
+extern int pcibus_to_node(struct pci_bus *);
+
+#define cpumask_of_pcibus(bus) (cpumask_of_node(pcibus_to_node(bus)))
+
+extern unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES];
+
+#define node_distance(from, to) (__node_distances[(from)][(to)])
+
+#include <asm-generic/topology.h>
+
+#endif /* _ASM_MACH_TOPOLOGY_H */