mirror of https://gitee.com/openkylin/linux.git
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
#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 cpumask_of_node(node) (&hub_data(node)->h_cpus)
|
|
#define node_to_first_cpu(node) (cpumask_first(cpumask_of_node(node)))
|
|
struct pci_bus;
|
|
extern int pcibus_to_node(struct pci_bus *);
|
|
|
|
#define pcibus_to_cpumask(bus) (cpu_online_map)
|
|
#define cpumask_of_pcibus(bus) (cpu_online_mask)
|
|
|
|
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) { \
|
|
.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, \
|
|
}
|
|
|
|
#include <asm-generic/topology.h>
|
|
|
|
#endif /* _ASM_MACH_TOPOLOGY_H */
|