arch/mips/include/asm/mach-ip27/topology.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_MACH_TOPOLOGY_H
   3 #define _ASM_MACH_TOPOLOGY_H    1
   4
   5 #include <asm/sn/types.h>
   6 #include <asm/mmzone.h>
   7
   8 struct cpuinfo_ip27 {
   9         nasid_t         p_nasid;        /* my node ID in numa-as-id-space */
  10         unsigned short  p_speed;        /* cpu speed in MHz */
  11         unsigned char   p_slice;        /* Physical position on node board */
  12 };
  13
  14 extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
  15
  16 #define cpu_to_node(cpu)        (cputonasid(cpu))
  17 #define cpumask_of_node(node)   ((node) == -1 ?                         \
  18                                  cpu_all_mask :                         \
  19                                  &hub_data(node)->h_cpus)
  20 struct pci_bus;
  21 extern int pcibus_to_node(struct pci_bus *);
  22
  23 #define cpumask_of_pcibus(bus)  (cpumask_of_node(pcibus_to_node(bus)))
  24
  25 extern unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES];
  26
  27 #define node_distance(from, to) (__node_distances[(from)][(to)])
  28
  29 #include <asm-generic/topology.h>
  30
  31 #endif /* _ASM_MACH_TOPOLOGY_H */