2 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/usr.sbin/acpi/acpidump/acpidump.c,v 1.11 2004/10/05 20:45: 05 njl Exp $
27 * $DragonFly: src/usr.sbin/acpi/acpidump/acpidump.c,v 1.3 2007/01/10 08:44:29 hsu Exp $
30 #include <sys/param.h>
40 int dflag; /* Disassemble AML using iasl(8) */
41 int tflag; /* Dump contents of SDT tables */
42 int vflag; /* Use verbose messages */
45 usage(const char *progname)
48 fprintf(stderr, "usage: %s [-d] [-t] [-h] [-v] [-f dsdt_input] "
49 "[-o dsdt_output]\n", progname);
54 main(int argc, char *argv[])
57 char *dsdt_input_file, *dsdt_output_file;
58 struct ACPIsdt *rsdt, *sdt;
60 dsdt_input_file = dsdt_output_file = NULL;
66 while ((c = getopt(argc, argv, "dhtvf:o:")) != -1) {
78 dsdt_input_file = optarg;
81 dsdt_output_file = optarg;
92 /* Get input either from file or /dev/mem */
93 if (dsdt_input_file != NULL) {
94 if (dflag == 0 && tflag == 0) {
95 warnx("Need to specify -d or -t with DSDT input file");
97 } else if (tflag != 0) {
98 warnx("Can't use -t with DSDT input file");
102 warnx("loading DSDT file: %s", dsdt_input_file);
103 rsdt = dsdt_load_file(dsdt_input_file);
106 warnx("loading RSD PTR from /dev/mem");
107 rsdt = sdt_load_devmem();
110 /* Display misc. SDT tables (only available when using /dev/mem) */
113 warnx("printing various SDT tables");
117 /* Translate RSDT to DSDT pointer */
118 if (dsdt_input_file == NULL) {
119 sdt = sdt_from_rsdt(rsdt, "FACP", NULL);
120 sdt = dsdt_from_fadt((struct FADTbody *)sdt->body);
126 /* Dump the DSDT to a file */
127 if (dsdt_output_file != NULL) {
129 warnx("saving DSDT file: %s", dsdt_output_file);
130 dsdt_save_file(dsdt_output_file, rsdt, sdt);
133 /* Disassemble the DSDT into ASL */
136 warnx("disassembling DSDT, iasl messages follow");
137 aml_disassemble(rsdt, sdt);
139 warnx("iasl processing complete");