1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2384740dcSRalf Baechle #ifndef _ASM_MACH_TOPOLOGY_H 3384740dcSRalf Baechle #define _ASM_MACH_TOPOLOGY_H 1 4384740dcSRalf Baechle 5384740dcSRalf Baechle #include <asm/sn/types.h> 6384740dcSRalf Baechle #include <asm/mmzone.h> 7384740dcSRalf Baechle 8384740dcSRalf Baechle struct cpuinfo_ip27 { 9384740dcSRalf Baechle nasid_t p_nasid; /* my node ID in numa-as-id-space */ 10d31f9e64SThomas Bogendoerfer unsigned short p_speed; /* cpu speed in MHz */ 11384740dcSRalf Baechle unsigned char p_slice; /* Physical position on node board */ 12384740dcSRalf Baechle }; 13384740dcSRalf Baechle 14384740dcSRalf Baechle extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS]; 15384740dcSRalf Baechle 164bf841ebSThomas Bogendoerfer #define cpu_to_node(cpu) (cputonasid(cpu)) 17d797396fSAnton Blanchard #define cpumask_of_node(node) ((node) == -1 ? \ 18d797396fSAnton Blanchard cpu_all_mask : \ 19d797396fSAnton Blanchard &hub_data(node)->h_cpus) 20384740dcSRalf Baechle struct pci_bus; 21384740dcSRalf Baechle extern int pcibus_to_node(struct pci_bus *); 22384740dcSRalf Baechle 23a57140e9SThomas Bogendoerfer #define cpumask_of_pcibus(bus) (cpumask_of_node(pcibus_to_node(bus))) 24384740dcSRalf Baechle 25c80b4896SThomas Bogendoerfer extern unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES]; 26384740dcSRalf Baechle 27384740dcSRalf Baechle #define node_distance(from, to) (__node_distances[(from)][(to)]) 28384740dcSRalf Baechle 29384740dcSRalf Baechle #include <asm-generic/topology.h> 30384740dcSRalf Baechle 31384740dcSRalf Baechle #endif /* _ASM_MACH_TOPOLOGY_H */ 32