1 #ifndef _ASM_MACH_TOPOLOGY_H
2 #define _ASM_MACH_TOPOLOGY_H	1
3 
4 #include <asm/sn/hub.h>
5 #include <asm/sn/types.h>
6 #include <asm/mmzone.h>
7 
8 struct cpuinfo_ip27 {
9 //	cpuid_t		p_cpuid;	/* PROM assigned cpuid */
10 	cnodeid_t	p_nodeid;	/* my node ID in compact-id-space */
11 	nasid_t		p_nasid;	/* my node ID in numa-as-id-space */
12 	unsigned char	p_slice;	/* Physical position on node board */
13 #if 0
14 	unsigned long		loops_per_sec;
15 	unsigned long		ipi_count;
16 	unsigned long		irq_attempt[NR_IRQS];
17 	unsigned long		smp_local_irq_count;
18 	unsigned long		prof_multiplier;
19 	unsigned long		prof_counter;
20 #endif
21 };
22 
23 extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
24 
25 #define cpu_to_node(cpu)	(sn_cpu_info[(cpu)].p_nodeid)
26 #define parent_node(node)	(node)
27 #define cpumask_of_node(node)	((node) == -1 ?				\
28 				 cpu_all_mask :				\
29 				 &hub_data(node)->h_cpus)
30 struct pci_bus;
31 extern int pcibus_to_node(struct pci_bus *);
32 
33 #define cpumask_of_pcibus(bus)	(cpu_online_mask)
34 
35 extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
36 
37 #define node_distance(from, to) (__node_distances[(from)][(to)])
38 
39 #include <asm-generic/topology.h>
40 
41 #endif /* _ASM_MACH_TOPOLOGY_H */
42