1 /*- 2 * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 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 24 * SUCH DAMAGE. 25 * 26 * $Id: acpidump.c,v 1.3 2000/08/08 14:12:21 iwasaki Exp $ 27 * $FreeBSD$ 28 */ 29 30 #include <sys/param.h> 31 32 #include <assert.h> 33 #include <err.h> 34 #include <stdio.h> 35 #include <unistd.h> 36 37 #include "acpidump.h" 38 39 static void 40 asl_dump_from_file(char *file) 41 { 42 u_int8_t *dp; 43 u_int8_t *end; 44 struct ACPIsdt *dsdt; 45 46 acpi_load_dsdt(file, &dp, &end); 47 acpi_dump_dsdt(dp, end); 48 } 49 50 static void 51 asl_dump_from_devmem() 52 { 53 struct ACPIrsdp *rp; 54 struct ACPIsdt *rsdp; 55 56 rp = acpi_find_rsd_ptr(); 57 if (!rp) 58 errx(1, "Can't find ACPI information\n"); 59 60 acpi_print_rsd_ptr(rp); 61 rsdp = (struct ACPIsdt *) acpi_map_sdt(rp->rsdt_addr); 62 if (memcmp(rsdp->signature, "RSDT", 4) || 63 acpi_checksum(rsdp, rsdp->len)) 64 errx(1, "RSDT is corrupted\n"); 65 66 acpi_handle_rsdt(rsdp); 67 } 68 69 static void 70 usage(const char *progname) 71 { 72 73 printf("usage:\t%s [-r] [-o dsdt_file_for_output]\n", progname); 74 printf("\t%s [-r] [-f dsdt_file_for_input]\n", progname); 75 printf("\t%s [-h]\n", progname); 76 exit(1); 77 } 78 79 int 80 main(int argc, char *argv[]) 81 { 82 char c, *progname; 83 84 progname = argv[0]; 85 while ((c = getopt(argc, argv, "f:o:hr")) != -1) { 86 switch (c) { 87 case 'f': 88 asl_dump_from_file(optarg); 89 return (0); 90 case 'o': 91 aml_dumpfile = optarg; 92 break; 93 case 'h': 94 usage(progname); 95 break; 96 case 'r': 97 rflag++; 98 break; 99 default: 100 argc -= optind; 101 argv += optind; 102 } 103 } 104 105 asl_dump_from_devmem(); 106 return (0); 107 } 108