/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
 8struct 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
14extern 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)
20struct pci_bus;
21extern int pcibus_to_node(struct pci_bus *);
22
23#define cpumask_of_pcibus(bus)	(cpumask_of_node(pcibus_to_node(bus)))
24
25extern 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 */