mirror of https://gitee.com/openkylin/linux.git
32 lines
878 B
C
32 lines
878 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_MACH_TOPOLOGY_H
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#define _ASM_MACH_TOPOLOGY_H 1
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#include <asm/sn/types.h>
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#include <asm/mmzone.h>
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struct cpuinfo_ip27 {
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nasid_t p_nasid; /* my node ID in numa-as-id-space */
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unsigned short p_speed; /* cpu speed in MHz */
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unsigned char p_slice; /* Physical position on node board */
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};
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extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
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#define cpu_to_node(cpu) (cputonasid(cpu))
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#define cpumask_of_node(node) ((node) == -1 ? \
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cpu_all_mask : \
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&hub_data(node)->h_cpus)
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struct pci_bus;
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extern int pcibus_to_node(struct pci_bus *);
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#define cpumask_of_pcibus(bus) (cpumask_of_node(pcibus_to_node(bus)))
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extern unsigned char __node_distances[MAX_NUMNODES][MAX_NUMNODES];
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#define node_distance(from, to) (__node_distances[(from)][(to)])
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#include <asm-generic/topology.h>
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#endif /* _ASM_MACH_TOPOLOGY_H */
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