mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 17:12:06 +00:00
3b2663ca84
None of these files are actually using any __init type directives and hence don't need to include <linux/init.h>. Most are just a left over from __devinit and __cpuinit removal, or simply due to code getting copied from one driver to the next. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/6320/
135 lines
2.8 KiB
C
135 lines
2.8 KiB
C
/*
|
|
* Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
|
|
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
|
|
*/
|
|
#include <linux/kernel.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/kernel_stat.h>
|
|
#include <linux/param.h>
|
|
#include <linux/timex.h>
|
|
#include <linux/mm.h>
|
|
|
|
#include <asm/sn/klconfig.h>
|
|
#include <asm/sn/arch.h>
|
|
#include <asm/sn/gda.h>
|
|
|
|
klinfo_t *find_component(lboard_t *brd, klinfo_t *kli, unsigned char struct_type)
|
|
{
|
|
int index, j;
|
|
|
|
if (kli == (klinfo_t *)NULL) {
|
|
index = 0;
|
|
} else {
|
|
for (j = 0; j < KLCF_NUM_COMPS(brd); j++)
|
|
if (kli == KLCF_COMP(brd, j))
|
|
break;
|
|
index = j;
|
|
if (index == KLCF_NUM_COMPS(brd)) {
|
|
printk("find_component: Bad pointer: 0x%p\n", kli);
|
|
return (klinfo_t *)NULL;
|
|
}
|
|
index++; /* next component */
|
|
}
|
|
|
|
for (; index < KLCF_NUM_COMPS(brd); index++) {
|
|
kli = KLCF_COMP(brd, index);
|
|
if (KLCF_COMP_TYPE(kli) == struct_type)
|
|
return kli;
|
|
}
|
|
|
|
/* Didn't find it. */
|
|
return (klinfo_t *)NULL;
|
|
}
|
|
|
|
klinfo_t *find_first_component(lboard_t *brd, unsigned char struct_type)
|
|
{
|
|
return find_component(brd, (klinfo_t *)NULL, struct_type);
|
|
}
|
|
|
|
lboard_t *find_lboard(lboard_t *start, unsigned char brd_type)
|
|
{
|
|
/* Search all boards stored on this node. */
|
|
while (start) {
|
|
if (start->brd_type == brd_type)
|
|
return start;
|
|
start = KLCF_NEXT(start);
|
|
}
|
|
/* Didn't find it. */
|
|
return (lboard_t *)NULL;
|
|
}
|
|
|
|
lboard_t *find_lboard_class(lboard_t *start, unsigned char brd_type)
|
|
{
|
|
/* Search all boards stored on this node. */
|
|
while (start) {
|
|
if (KLCLASS(start->brd_type) == KLCLASS(brd_type))
|
|
return start;
|
|
start = KLCF_NEXT(start);
|
|
}
|
|
|
|
/* Didn't find it. */
|
|
return (lboard_t *)NULL;
|
|
}
|
|
|
|
cnodeid_t get_cpu_cnode(cpuid_t cpu)
|
|
{
|
|
return CPUID_TO_COMPACT_NODEID(cpu);
|
|
}
|
|
|
|
klcpu_t *nasid_slice_to_cpuinfo(nasid_t nasid, int slice)
|
|
{
|
|
lboard_t *brd;
|
|
klcpu_t *acpu;
|
|
|
|
if (!(brd = find_lboard((lboard_t *)KL_CONFIG_INFO(nasid), KLTYPE_IP27)))
|
|
return (klcpu_t *)NULL;
|
|
|
|
if (!(acpu = (klcpu_t *)find_first_component(brd, KLSTRUCT_CPU)))
|
|
return (klcpu_t *)NULL;
|
|
|
|
do {
|
|
if ((acpu->cpu_info.physid) == slice)
|
|
return acpu;
|
|
} while ((acpu = (klcpu_t *)find_component(brd, (klinfo_t *)acpu,
|
|
KLSTRUCT_CPU)));
|
|
return (klcpu_t *)NULL;
|
|
}
|
|
|
|
klcpu_t *sn_get_cpuinfo(cpuid_t cpu)
|
|
{
|
|
nasid_t nasid;
|
|
int slice;
|
|
klcpu_t *acpu;
|
|
gda_t *gdap = GDA;
|
|
cnodeid_t cnode;
|
|
|
|
if (!(cpu < MAXCPUS)) {
|
|
printk("sn_get_cpuinfo: illegal cpuid 0x%lx\n", cpu);
|
|
return NULL;
|
|
}
|
|
|
|
cnode = get_cpu_cnode(cpu);
|
|
if (cnode == INVALID_CNODEID)
|
|
return NULL;
|
|
|
|
if ((nasid = gdap->g_nasidtable[cnode]) == INVALID_NASID)
|
|
return NULL;
|
|
|
|
for (slice = 0; slice < CPUS_PER_NODE; slice++) {
|
|
acpu = nasid_slice_to_cpuinfo(nasid, slice);
|
|
if (acpu && acpu->cpu_info.virtid == cpu)
|
|
return acpu;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
int get_cpu_slice(cpuid_t cpu)
|
|
{
|
|
klcpu_t *acpu;
|
|
|
|
if ((acpu = sn_get_cpuinfo(cpu)) == NULL)
|
|
return -1;
|
|
return acpu->cpu_info.physid;
|
|
}
|