diff options
Diffstat (limited to 'include/asm-mips/mach-ip27/topology.h')
| -rw-r--r-- | include/asm-mips/mach-ip27/topology.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/asm-mips/mach-ip27/topology.h b/include/asm-mips/mach-ip27/topology.h new file mode 100644 index 00000000000..a70a81257c3 --- /dev/null +++ b/include/asm-mips/mach-ip27/topology.h @@ -0,0 +1,38 @@ +#ifndef _ASM_MACH_TOPOLOGY_H +#define _ASM_MACH_TOPOLOGY_H 1 + +#include <asm/sn/arch.h> +#include <asm/sn/hub.h> +#include <asm/mmzone.h> + +#define cpu_to_node(cpu) (cpu_data[(cpu)].p_nodeid) +#define parent_node(node) (node) +#define node_to_cpumask(node) (hub_data(node)->h_cpus) +#define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node))) +#define pcibus_to_cpumask(bus) (cpu_online_map) + +extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES]; + +#define node_distance(from, to) (__node_distances[(from)][(to)]) + +/* sched_domains SD_NODE_INIT for SGI IP27 machines */ +#define SD_NODE_INIT (struct sched_domain) { \ + .span = CPU_MASK_NONE, \ + .parent = NULL, \ + .groups = NULL, \ + .min_interval = 8, \ + .max_interval = 32, \ + .busy_factor = 32, \ + .imbalance_pct = 125, \ + .cache_hot_time = (10*1000), \ + .cache_nice_tries = 1, \ + .per_cpu_gain = 100, \ + .flags = SD_LOAD_BALANCE \ + | SD_BALANCE_EXEC \ + | SD_WAKE_BALANCE, \ + .last_balance = jiffies, \ + .balance_interval = 1, \ + .nr_balance_failed = 0, \ +} + +#endif /* _ASM_MACH_TOPOLOGY_H */ |