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