1 /* $NetBSD: ibm_machdep.c,v 1.16 2014/03/26 16:01:43 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2004 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Klaus J. Klein.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34
35 #include <machine/intr.h>
36 #include <machine/platform.h>
37
38 extern struct genppc_pci_chipset *genppc_pct;
39
40 void pci_intr_fixup_ibm_6015(void);
41
42 void
pci_intr_fixup_ibm_6015(void)43 pci_intr_fixup_ibm_6015(void)
44 {
45 struct genppc_pci_chipset_businfo *pbi;
46 prop_dictionary_t dict, sub;
47 prop_number_t intr_num;
48 int i, j;
49 char key[20];
50
51 /* this works because the 6015 has only 1 PCI bus native */
52 pbi = SIMPLEQ_FIRST(&genppc_pct->pc_pbi);
53
54 dict = prop_dictionary_create_with_capacity(16);
55 KASSERT(dict != NULL);
56 (void)prop_dictionary_set(pbi->pbi_properties, "prep-pci-intrmap",
57 dict);
58 sub = prop_dictionary_create_with_capacity(4);
59 KASSERT(sub != NULL);
60
61 intr_num = prop_number_create_integer(13);
62 for (j = 0; j < 4; j++) {
63 snprintf(key, sizeof(key), "pin-%c", 'A' + j);
64 prop_dictionary_set(sub, key, intr_num);
65 }
66 prop_object_release(intr_num);
67 prop_dictionary_set(dict, "devfunc-12", sub);
68 prop_object_release(sub);
69
70 /* devices 13-19 all share IRQ 15 */
71 for (i = 13; i < 20; i++) {
72 sub = prop_dictionary_create_with_capacity(4);
73 intr_num = prop_number_create_integer(15);
74 snprintf(key, sizeof(key), "devfunc-%d", i);
75 for (j = 0; j < 4; j++) {
76 snprintf(key, sizeof(key), "pin-%c", 'A' + j);
77 prop_dictionary_set(sub, key, intr_num);
78 }
79 prop_dictionary_set(dict, key, sub);
80 prop_object_release(intr_num);
81 prop_object_release(sub);
82 }
83 prop_object_release(dict);
84 }
85