jdl@freescale.com | dd56fdf | 2005-09-07 15:59:48 -0500 | [diff] [blame] | 1 | #ifndef _ASM_POWERPC_TOPOLOGY_H |
| 2 | #define _ASM_POWERPC_TOPOLOGY_H |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | |
| 4 | #include <linux/config.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | |
| 6 | #ifdef CONFIG_NUMA |
| 7 | |
jdl@freescale.com | dd56fdf | 2005-09-07 15:59:48 -0500 | [diff] [blame] | 8 | #include <asm/mmzone.h> |
| 9 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | static inline int cpu_to_node(int cpu) |
| 11 | { |
Anton Blanchard | 45fb6ce | 2005-11-11 14:22:35 +1100 | [diff] [blame] | 12 | return numa_cpu_lookup_table[cpu]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | } |
| 14 | |
| 15 | #define parent_node(node) (node) |
| 16 | |
| 17 | static inline cpumask_t node_to_cpumask(int node) |
| 18 | { |
| 19 | return numa_cpumask_lookup_table[node]; |
| 20 | } |
| 21 | |
| 22 | static inline int node_to_first_cpu(int node) |
| 23 | { |
| 24 | cpumask_t tmp; |
| 25 | tmp = node_to_cpumask(node); |
| 26 | return first_cpu(tmp); |
| 27 | } |
| 28 | |
Anton Blanchard | 561fb765 | 2005-08-01 21:11:46 -0700 | [diff] [blame] | 29 | #define pcibus_to_node(node) (-1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | #define pcibus_to_cpumask(bus) (cpu_online_map) |
| 31 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | /* sched_domains SD_NODE_INIT for PPC64 machines */ |
| 33 | #define SD_NODE_INIT (struct sched_domain) { \ |
| 34 | .span = CPU_MASK_NONE, \ |
| 35 | .parent = NULL, \ |
| 36 | .groups = NULL, \ |
| 37 | .min_interval = 8, \ |
| 38 | .max_interval = 32, \ |
| 39 | .busy_factor = 32, \ |
| 40 | .imbalance_pct = 125, \ |
| 41 | .cache_hot_time = (10*1000000), \ |
| 42 | .cache_nice_tries = 1, \ |
| 43 | .per_cpu_gain = 100, \ |
Nick Piggin | 5cfccd7 | 2005-11-16 23:37:53 +1100 | [diff] [blame] | 44 | .busy_idx = 3, \ |
Michael Ellerman | d2a3317 | 2005-11-17 20:34:35 +1100 | [diff] [blame] | 45 | .idle_idx = 1, \ |
Nick Piggin | 5cfccd7 | 2005-11-16 23:37:53 +1100 | [diff] [blame] | 46 | .newidle_idx = 2, \ |
| 47 | .wake_idx = 1, \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | .flags = SD_LOAD_BALANCE \ |
| 49 | | SD_BALANCE_EXEC \ |
| 50 | | SD_BALANCE_NEWIDLE \ |
| 51 | | SD_WAKE_IDLE \ |
| 52 | | SD_WAKE_BALANCE, \ |
| 53 | .last_balance = jiffies, \ |
| 54 | .balance_interval = 1, \ |
| 55 | .nr_balance_failed = 0, \ |
| 56 | } |
| 57 | |
Anton Blanchard | 4b703a2 | 2005-12-13 06:56:47 +1100 | [diff] [blame] | 58 | extern void __init dump_numa_cpu_topology(void); |
| 59 | |
Anton Blanchard | 561fb765 | 2005-08-01 21:11:46 -0700 | [diff] [blame] | 60 | #else |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | |
Anton Blanchard | 4b703a2 | 2005-12-13 06:56:47 +1100 | [diff] [blame] | 62 | static inline void dump_numa_cpu_topology(void) {} |
| 63 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | #include <asm-generic/topology.h> |
| 65 | |
Anton Blanchard | 561fb765 | 2005-08-01 21:11:46 -0700 | [diff] [blame] | 66 | #endif /* CONFIG_NUMA */ |
| 67 | |
jdl@freescale.com | dd56fdf | 2005-09-07 15:59:48 -0500 | [diff] [blame] | 68 | #endif /* _ASM_POWERPC_TOPOLOGY_H */ |