sbin/kget/kget.c

   1 /*-
   2  * Copyright (c) 1999 Andrzej Bialecki <abial@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: kget.c,v 1.1 1999/02/27 02:24:18 jkh Exp $
  27  */
  28
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <sys/types.h>
  32 #include <sys/sysctl.h>
  33 #include <isa/isa_device.h>
  34 #include <isa/pnp.h>
  35
  36 struct isa_device *id;
  37 struct pnp_cinfo *c;
  38 char *p;
  39
  40 int
  41 main(int argc, char *argv[])
  42 {
  43         int len,i;
  44         char *buf;
  45         char *mib1="machdep.uc_devlist";
  46         char *mib2="machdep.uc_pnplist";
  47         char name[9];
  48         FILE *fout;
  49
  50         if(argc<2) {
  51                 fout=stdout;
  52         } else {
  53                 if(strcmp(argv[1],"-")==0) {
  54                         fout=stdout;
  55                 } else {
  56                         fout=fopen(argv[1],"w");
  57                         if(fout==NULL) {
  58                                 perror("opening output file");
  59                                 exit(1);
  60                         }
  61                 }
  62         }
  63
  64         /* We use sysctlbyname, because the oid is unknown (OID_AUTO) */
  65
  66         /* First, print the changes made to ISA devices */
  67         /* get the buffer size */
  68         i=sysctlbyname(mib1,NULL,&len,NULL,NULL);
  69         if(i) {
  70                 perror("buffer sizing");
  71                 exit(-1);
  72         }
  73         buf=(char *)malloc(len*sizeof(char));
  74         i=sysctlbyname(mib1,buf,&len,NULL,NULL);
  75         if(i) {
  76                 perror("retrieving data");
  77                 exit(-1);
  78         }
  79         i=0;
  80         while(i<len) {
  81                 id=(struct isa_device *)(buf+i);
  82                 p=(buf+i+sizeof(struct isa_device));
  83                 strncpy(name,p,8);
  84                 if(!id->id_enabled) {
  85                         fprintf(fout,"di %s%d\n",name,id->id_unit);
  86                 } else {
  87                         fprintf(fout,"en %s%d\n",name,id->id_unit);
  88                         if(id->id_iobase>0) {
  89                                 fprintf(fout,"po %s%d %#x\n",name,id->id_unit,
  90                                         id->id_iobase);
  91                         }
  92                         if(id->id_irq>0) {
  93                                 fprintf(fout,"ir %s%d %d\n",name,id->id_unit,
  94                                         ffs(id->id_irq)-1);
  95                         }
  96                         if(id->id_drq>0) {
  97                                 fprintf(fout,"dr %s%d %d\n",name,id->id_unit,
  98                                         id->id_drq);
  99                         }
 100                         if(id->id_maddr>0) {
 101                                 fprintf(fout,"iom %s%d %#x\n",name,id->id_unit,
 102                                         id->id_maddr);
 103                         }
 104                         if(id->id_msize>0) {
 105                                 fprintf(fout,"ios %s%d %d\n",name,id->id_unit,
 106                                         id->id_msize);
 107                         }
 108                         fprintf(fout,"f %s%d %#x\n",name,id->id_unit,
 109                                 id->id_flags);
 110                 }
 111                 i+=sizeof(struct isa_device)+8;
 112         }
 113         free(buf);
 114         /* Now, print the changes to PnP override table */
 115         /* get the buffer size */
 116         i=sysctlbyname(mib2,NULL,&len,NULL,NULL);
 117         if(i) {
 118                 /* Hmm.. No PnP table? */
 119                 goto finish;
 120         }
 121         buf=(char *)malloc(len*sizeof(char));
 122         i=sysctlbyname(mib2,buf,&len,NULL,NULL);
 123         if(i) {
 124                 perror("retrieving data");
 125                 exit(-1);
 126         }
 127         i=0;
 128         /* Print the PnP override table. Taken from userconfig.c */
 129         do {
 130                 c = (struct pnp_cinfo *)(buf+i);
 131                 if (c->csn >0 && c->csn != 255) {
 132                         int pmax, mmax;
 133                         char buf1[256];
 134
 135                         if(c->enable==0) {
 136                                 fprintf(fout,"pnp %d %d disable\n",
 137                                         c->csn, c->ldn);
 138                                 continue;
 139                         }
 140                         fprintf(fout,"pnp %d %d %s irq0 %d irq1 %d drq0 %d drq1 %d",
 141                                 c->csn, c->ldn,
 142                                 c->override ? "os":"bios",
 143                                 c->irq[0], c->irq[1], c->drq[0], c->drq[1]);
 144                         if (c->flags)
 145                                 fprintf(fout," flags 0x%lx",c->flags);
 146                         pmax=0;
 147                         while(c->port[pmax]!=0 && pmax<8) {
 148                                 fprintf(fout," port%d %d",pmax,c->port[pmax]);
 149                                 pmax++;
 150                         }
 151                         mmax=0;
 152                         while(c->mem[mmax].base!=0 && mmax<8) {
 153                                 fprintf(fout," mem%d %d",mmax,c->mem[mmax].base);
 154                                 mmax++;
 155                         }
 156                         fprintf(fout,"\n");
 157                 }
 158
 159         } while ((i+=sizeof(struct pnp_cinfo))<len);
 160         free(buf);
 161 finish:
 162         fprintf(fout,"q\n");
 163         fclose(fout);
 164         exit(0);
 165 }