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#ifndef _ASM_MACH_TOPOLOGY_H
#define _ASM_MACH_TOPOLOGY_H 1
#include <asm/sn/hub.h>
#include <asm/sn/types.h>
#include <asm/mmzone.h>
struct cpuinfo_ip27 {
// cpuid_t p_cpuid; /* PROM assigned cpuid */
cnodeid_t p_nodeid; /* my node ID in compact-id-space */
nasid_t p_nasid; /* my node ID in numa-as-id-space */
unsigned char p_slice; /* Physical position on node board */
#if 0
unsigned long loops_per_sec;
unsigned long ipi_count;
unsigned long irq_attempt[NR_IRQS];
unsigned long smp_local_irq_count;
unsigned long prof_multiplier;
unsigned long prof_counter;
#endif
};
extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
#define cpu_to_node(cpu) (sn_cpu_info[(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)))
struct pci_bus;
extern int pcibus_to_node(struct pci_bus *);
#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, \
.child = NULL, \
.groups = NULL, \
.min_interval = 8, \
.max_interval = 32, \
.busy_factor = 32, \
.imbalance_pct = 125, \
.cache_nice_tries = 1, \
.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 */
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