1/*	$NetBSD: amldb.c,v 1.5 2020/08/20 15:54:12 riastradh Exp $	*/
2
3/*-
4 * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 *	Id: amldb.c,v 1.8 2000/08/08 14:12:24 iwasaki Exp
29 *	$FreeBSD: src/usr.sbin/acpi/amldb/amldb.c,v 1.3 2001/10/22 17:25:32 iwasaki Exp $
30 */
31#include <sys/cdefs.h>
32__RCSID("$NetBSD: amldb.c,v 1.5 2020/08/20 15:54:12 riastradh Exp $");
33
34#include <sys/param.h>
35#include <sys/mman.h>
36#include <sys/stat.h>
37
38#include <acpi_common.h>
39#include <aml/aml_amlmem.h>
40#include <aml/aml_common.h>
41#include <aml/aml_env.h>
42#include <aml/aml_parse.h>
43#include <aml/aml_region.h>
44
45#include <assert.h>
46#include <err.h>
47#include <fcntl.h>
48#include <stdio.h>
49#include <string.h>
50#include <unistd.h>
51#include <stdlib.h>
52
53#include "debug.h"
54
55int	regdump_enabled = 0;
56int	memstat_enabled = 0;
57int	showtree_enabled = 0;
58
59static void     aml_init_namespace(void);
60
61void
62aml_init_namespace(void)
63{
64	struct	aml_environ env;
65	struct	aml_name *newname;
66
67	aml_new_name_group((void *)AML_NAME_GROUP_OS_DEFINED);
68	env.curname = aml_get_rootname();
69	newname = aml_create_name(&env, (const u_int8_t *)"\\_OS_");
70	newname->property = aml_alloc_object(aml_t_string, NULL);
71	newname->property->str.needfree = 0;
72	newname->property->str.string = __UNCONST("Microsoft Windows NT");
73}
74
75static int
76load_dsdt(const char *dsdtfile)
77{
78	struct aml_environ	env;
79	u_int8_t		*code;
80	struct stat		sb;
81	int			fd;
82
83	printf("Loading %s...", dsdtfile);
84
85	fd = open(dsdtfile, O_RDONLY, 0);
86	if (fd == -1) {
87		perror("open");
88		exit(-1);
89	}
90	if (fstat(fd, &sb) == -1) {
91		perror("fstat");
92		exit(-1);
93	}
94	if ((code = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, fd, 0)) ==
95	    MAP_FAILED) {
96		perror("mmap");
97		exit(-1);
98	}
99	aml_init_namespace();
100
101	aml_new_name_group(code);
102	bzero(&env, sizeof(env));
103
104#define SIZEOF_SDT_HDR 36	/* struct size except body */
105	if (strncmp((const char *)code, "DSDT", 4) == 0) {
106		env.dp = code + SIZEOF_SDT_HDR;
107	} else {
108		env.dp = code;
109	}
110	env.end = code + sb.st_size;
111	env.curname = aml_get_rootname();
112
113	aml_local_stack_push(aml_local_stack_create());
114	aml_parse_objectlist(&env, 0);
115	aml_local_stack_delete(aml_local_stack_pop());
116
117	assert(env.dp == env.end);
118	env.dp = code;
119	env.end = code + sb.st_size;
120
121	printf("done\n");
122
123	aml_debug = 1;		/* debug print enabled */
124
125	if (showtree_enabled == 1) {
126		aml_showtree(env.curname, 0);
127	}
128	do {
129		aml_dbgr(&env, &env);
130	} while (env.stat != aml_stat_panic);
131
132	aml_debug = 0;		/* debug print disabled */
133
134	if (regdump_enabled == 1) {
135		aml_simulation_regdump("region.dmp");
136	}
137	while (name_group_list->id != AML_NAME_GROUP_ROOT) {
138		aml_delete_name_group(name_group_list);
139	}
140
141	if (memstat_enabled == 1) {
142		memman_statistics(aml_memman);
143	}
144	memman_freeall(aml_memman);
145
146	return (0);
147}
148
149__dead static void
150usage(const char *progname)
151{
152
153	printf("usage: %s [-d] [-s] [-t] [-h] dsdt_files...\n", progname);
154	exit(1);
155}
156
157int
158main(int argc, char *argv[])
159{
160	char	*progname;
161	int	c, i;
162
163	progname = argv[0];
164	while ((c = getopt(argc, argv, "dsth")) != -1) {
165		switch (c) {
166		case 'd':
167			regdump_enabled = 1;
168			break;
169		case 's':
170			memstat_enabled = 1;
171			break;
172		case 't':
173			showtree_enabled = 1;
174			break;
175		case 'h':
176		default:
177			usage(progname);
178			/* NOTREACHED */
179		}
180	}
181	argc -= optind;
182	argv += optind;
183
184	if (argc == 0) {
185		usage(progname);
186	}
187	for (i = 0; i < argc; i++) {
188		load_dsdt(argv[i]);
189	}
190
191	return (0);
192}
193