1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org)
4*4882a593Smuzhiyun * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun #include <linux/kernel.h>
7*4882a593Smuzhiyun #include <linux/sched.h>
8*4882a593Smuzhiyun #include <linux/interrupt.h>
9*4882a593Smuzhiyun #include <linux/kernel_stat.h>
10*4882a593Smuzhiyun #include <linux/param.h>
11*4882a593Smuzhiyun #include <linux/timex.h>
12*4882a593Smuzhiyun #include <linux/mm.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include <asm/sn/klconfig.h>
15*4882a593Smuzhiyun #include <asm/sn/arch.h>
16*4882a593Smuzhiyun #include <asm/sn/gda.h>
17*4882a593Smuzhiyun
find_component(lboard_t * brd,klinfo_t * kli,unsigned char struct_type)18*4882a593Smuzhiyun klinfo_t *find_component(lboard_t *brd, klinfo_t *kli, unsigned char struct_type)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun int index, j;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun if (kli == (klinfo_t *)NULL) {
23*4882a593Smuzhiyun index = 0;
24*4882a593Smuzhiyun } else {
25*4882a593Smuzhiyun for (j = 0; j < KLCF_NUM_COMPS(brd); j++)
26*4882a593Smuzhiyun if (kli == KLCF_COMP(brd, j))
27*4882a593Smuzhiyun break;
28*4882a593Smuzhiyun index = j;
29*4882a593Smuzhiyun if (index == KLCF_NUM_COMPS(brd)) {
30*4882a593Smuzhiyun printk("find_component: Bad pointer: 0x%p\n", kli);
31*4882a593Smuzhiyun return (klinfo_t *)NULL;
32*4882a593Smuzhiyun }
33*4882a593Smuzhiyun index++; /* next component */
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun for (; index < KLCF_NUM_COMPS(brd); index++) {
37*4882a593Smuzhiyun kli = KLCF_COMP(brd, index);
38*4882a593Smuzhiyun if (KLCF_COMP_TYPE(kli) == struct_type)
39*4882a593Smuzhiyun return kli;
40*4882a593Smuzhiyun }
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun /* Didn't find it. */
43*4882a593Smuzhiyun return (klinfo_t *)NULL;
44*4882a593Smuzhiyun }
45*4882a593Smuzhiyun
find_first_component(lboard_t * brd,unsigned char struct_type)46*4882a593Smuzhiyun klinfo_t *find_first_component(lboard_t *brd, unsigned char struct_type)
47*4882a593Smuzhiyun {
48*4882a593Smuzhiyun return find_component(brd, (klinfo_t *)NULL, struct_type);
49*4882a593Smuzhiyun }
50*4882a593Smuzhiyun
find_lboard(lboard_t * start,unsigned char brd_type)51*4882a593Smuzhiyun lboard_t *find_lboard(lboard_t *start, unsigned char brd_type)
52*4882a593Smuzhiyun {
53*4882a593Smuzhiyun /* Search all boards stored on this node. */
54*4882a593Smuzhiyun while (start) {
55*4882a593Smuzhiyun if (start->brd_type == brd_type)
56*4882a593Smuzhiyun return start;
57*4882a593Smuzhiyun start = KLCF_NEXT(start);
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun /* Didn't find it. */
60*4882a593Smuzhiyun return (lboard_t *)NULL;
61*4882a593Smuzhiyun }
62*4882a593Smuzhiyun
find_lboard_class(lboard_t * start,unsigned char brd_type)63*4882a593Smuzhiyun lboard_t *find_lboard_class(lboard_t *start, unsigned char brd_type)
64*4882a593Smuzhiyun {
65*4882a593Smuzhiyun /* Search all boards stored on this node. */
66*4882a593Smuzhiyun while (start) {
67*4882a593Smuzhiyun if (KLCLASS(start->brd_type) == KLCLASS(brd_type))
68*4882a593Smuzhiyun return start;
69*4882a593Smuzhiyun start = KLCF_NEXT(start);
70*4882a593Smuzhiyun }
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun /* Didn't find it. */
73*4882a593Smuzhiyun return (lboard_t *)NULL;
74*4882a593Smuzhiyun }
75