xref: /illumos-gate/usr/src/uts/intel/io/acpica/isapnp_devs.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 
25 #include <sys/acpica.h>
26 #include <sys/kmem.h>
27 #include <sys/types.h>
28 
29 /*
30  * For historical reasons certain ISA or onboard devices have their name in
31  * the device tree altered and other changes made.
32  *
33  * If a device ID matches here, we will create the devi node name, model, and
34  * (if set) compatible property.  The compatible property should already be in
35  * 1275 form, and _overwrites_ any identifier from enumeration.
36  *
37  * In most cases, ISA-like devices not present in this table _will not be
38  * enumerated_.  Serial ports are a special case handled because of bugs in
39  * old ACPI tables, see enumerate_BIOS_serial() in the isa(4D) nexus.
40  */
41 static const isapnp_desc_t isapnp_descs[] = {
42 	/*
43 	 * This wildcard entry catches anything in the PNP keyboard class, and
44 	 * sets it compatible with the IBM Enhanced 101/102-key, to which
45 	 * kb8042 actually binds
46 	 */
47 	{ "PNP03", B_TRUE, "keyboard", "pnpPNP,303", "System keyboard" },
48 
49 	/* ecpp(4D) binds to "lp" */
50 	{ "PNP0400", B_FALSE, "lp", NULL, "Standard LPT printer port" },
51 	{ "PNP0401", B_FALSE, "lp", NULL, "ECP printer port" },
52 	{ "ISY0060", B_FALSE, "lp", NULL, "Parallel port" },
53 
54 	/* asy(4D) binds to "asy" */
55 	{ "PNP0500", B_FALSE, "asy", NULL, "Standard PC COM port" },
56 	{ "PNP0501", B_FALSE, "asy", NULL, "16550A-compatible COM port" },
57 	{ "ISY0020", B_FALSE, "asy", NULL, "Serial port" },
58 
59 	/* fdc(4D) binds to "fdc" */
60 	{ "PNP0700", B_FALSE, "fdc", NULL,
61 	    "PC standard floppy disk controller" },
62 	{ "PNP0701", B_FALSE, "fdc", NULL,
63 	    "Standard floppy controller supporting MS Device Bay Spec" },
64 	{ "ISY0050", B_FALSE, "fdc", NULL,
65 	    "Floppy disk controller" },
66 
67 	/* tpm(4D) binds to "tpm" */
68 	{ "PNP0C31", B_FALSE, "tpm", NULL, "Generic Trusted Platform Module" },
69 	{ "ATM1200", B_FALSE, "tpm", NULL, "Generic Trusted Platform Module" },
70 	{ "IFX0102", B_FALSE, "tpm", NULL, "Generic Trusted Platform Module" },
71 	{ "BCM0101", B_FALSE, "tpm", NULL, "Generic Trusted Platform Module" },
72 	{ "NSC1200", B_FALSE, "tpm", NULL, "Generic Trusted Platform Module" },
73 
74 	/*
75 	 * This wildcard entry catches anything in the PNP mouse class, and
76 	 * sets it compatible with the Microsoft PS/2-style, to which
77 	 * mouse8042 actually binds.
78 	 */
79 	{ "PNP0F", B_TRUE, "mouse", "pnpPNP,f03", "System mouse" },
80 
81 	{ "ISY0030", B_FALSE, "mouse", "pnpPNP,f03", "System mouse" },
82 	{ "SYN010B", B_FALSE, "mouse", "pnpPNP,f03", "Synaptics mouse pad" },
83 
84 	{ NULL, B_FALSE, NULL, NULL, NULL },
85 };
86 
87 /*
88  * Return the first record found matching the pnpid list
89  */
90 const isapnp_desc_t *
91 isapnp_desc_lookup(const device_id_t *pnpid)
92 {
93 	const device_id_t *d;
94 	const isapnp_desc_t *m;
95 
96 	while (pnpid != NULL) {
97 		for (m = isapnp_descs; m->ipnp_id != NULL; m++) {
98 			if (m->ipnp_prefix) {
99 				if (strncmp(pnpid->id, m->ipnp_id,
100 				    strlen(m->ipnp_id)) == 0) {
101 					return (m);
102 				}
103 			} else if (strcmp(pnpid->id, m->ipnp_id) == 0) {
104 				return (m);
105 			}
106 		}
107 		pnpid = pnpid->next;
108 	}
109 
110 	return (NULL);
111 }
112