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1da177e4 LT |
1 | #ifndef _ASM_MACH_TOPOLOGY_H |
2 | #define _ASM_MACH_TOPOLOGY_H 1 | |
3 | ||
4 | #include <asm/sn/arch.h> | |
5 | #include <asm/sn/hub.h> | |
6 | #include <asm/mmzone.h> | |
7 | ||
8 | #define cpu_to_node(cpu) (cpu_data[(cpu)].p_nodeid) | |
9 | #define parent_node(node) (node) | |
10 | #define node_to_cpumask(node) (hub_data(node)->h_cpus) | |
11 | #define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node))) | |
9dbdfce8 RB |
12 | struct pci_bus; |
13 | extern int pcibus_to_node(struct pci_bus *); | |
14 | ||
1da177e4 LT |
15 | #define pcibus_to_cpumask(bus) (cpu_online_map) |
16 | ||
17 | extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES]; | |
18 | ||
19 | #define node_distance(from, to) (__node_distances[(from)][(to)]) | |
20 | ||
21 | /* sched_domains SD_NODE_INIT for SGI IP27 machines */ | |
22 | #define SD_NODE_INIT (struct sched_domain) { \ | |
23 | .span = CPU_MASK_NONE, \ | |
24 | .parent = NULL, \ | |
25 | .groups = NULL, \ | |
26 | .min_interval = 8, \ | |
27 | .max_interval = 32, \ | |
28 | .busy_factor = 32, \ | |
29 | .imbalance_pct = 125, \ | |
1da177e4 LT |
30 | .cache_nice_tries = 1, \ |
31 | .per_cpu_gain = 100, \ | |
32 | .flags = SD_LOAD_BALANCE \ | |
33 | | SD_BALANCE_EXEC \ | |
34 | | SD_WAKE_BALANCE, \ | |
35 | .last_balance = jiffies, \ | |
36 | .balance_interval = 1, \ | |
37 | .nr_balance_failed = 0, \ | |
38 | } | |
39 | ||
40 | #endif /* _ASM_MACH_TOPOLOGY_H */ |