drivers/char/ip2/ip2mkdev.c

   1 #include <sys/types.h>
   2 #include <sys/stat.h>
   3 #include <linux/major.h>
   4 #include <fcntl.h>
   5 #include <unistd.h>
   6 #include <stdio.h>
   7
   8 #include "ip2.h"
   9 #include "i2ellis.h"
  10
  11 char nm[256];
  12 i2eBordStr Board[2];
  13
  14 static void ex_details(i2eBordStrPtr);
  15
  16 int main (int argc, char *argv[])
  17 {
  18         int board, box, port;
  19         int fd;
  20         int dev;
  21         i2eBordStrPtr pB  = Board;
  22
  23         // Remove all IP2 devices
  24
  25         for ( board = 0; board < 4; ++board )
  26         {
  27                 sprintf ( nm, "/dev/ip2ipl%d", board );
  28                 unlink ( nm );
  29                 sprintf ( nm, "/dev/ip2stat%d", board );
  30                 unlink ( nm );
  31         }
  32
  33         for ( port = 0; port < 256; ++port  )
  34         {
  35                 sprintf ( nm, "/dev/ttyF%d", port );
  36                 unlink ( nm );
  37                 sprintf ( nm, "/dev/cuf%d", port );
  38                 unlink ( nm );
  39         }
  40
  41         // Now create management devices, and use the status device to determine how
  42         // port devices need to exist, and then create them.
  43
  44         for ( board = 0; board < 4; ++board )
  45         {
  46                 printf("Board %d: ", board );
  47
  48                 sprintf ( nm, "/dev/ip2ipl%d", board );
  49                 mknod ( nm, S_IFCHR|0666, (IP2_IPL_MAJOR << 8) | board * 4 );
  50                 sprintf ( nm, "/dev/ip2stat%d", board );
  51                 mknod ( nm, S_IFCHR|0666, (IP2_IPL_MAJOR << 8) | board * 4 + 1 );
  52
  53                 fd = open ( nm, O_RDONLY );
  54                 if ( !fd )
  55                 {
  56                         printf ( "Unable to open status device %s\n", nm );
  57                         exit ( 1 );
  58                 }
  59                 if ( ioctl ( fd,  65, Board ) < 0 )
  60                 {
  61                         printf ( "not present\n" );
  62                         close ( fd );
  63                         unlink ( nm );
  64                         sprintf ( nm, "/dev/ip2ipl%d", board );
  65                         unlink ( nm );
  66                 }
  67                 else
  68                 {
  69                         switch( pB->i2ePom.e.porID & ~POR_ID_RESERVED )
  70                         {
  71                         case POR_ID_FIIEX: ex_details ( pB );       break;
  72                         case POR_ID_II_4:  printf ( "ISA-4" );      break;
  73                         case POR_ID_II_8:  printf ( "ISA-8 std" );  break;
  74                         case POR_ID_II_8R: printf ( "ISA-8 RJ11" ); break;
  75
  76                         default:
  77                                 printf ( "Unknown board type, ID = %x", pB->i2ePom.e.porID );
  78                         }
  79
  80                         for ( box = 0; box < ABS_MAX_BOXES; ++box )
  81                         {
  82                                 for ( port = 0; port < ABS_BIGGEST_BOX; ++port )
  83                                 {
  84                                         if ( pB->i2eChannelMap[box] & ( 1 << port ) )
  85                                         {
  86                                                 dev = port
  87                                                          + box * ABS_BIGGEST_BOX
  88                                                          + board * ABS_BIGGEST_BOX * ABS_MAX_BOXES;
  89
  90                                                 sprintf ( nm, "/dev/ttyF%d", dev );
  91                                                 mknod ( nm, S_IFCHR|0666, (IP2_TTY_MAJOR << 8) | dev );
  92                                                 sprintf ( nm, "/dev/cuf%d", dev );
  93                                                 mknod ( nm, S_IFCHR|0666, (IP2_CALLOUT_MAJOR << 8) | dev );
  94
  95                                                 printf(".");
  96                                         }
  97                                 }
  98                         }
  99                         printf("\n");
 100                 }
 101         }
 102 }
 103
 104 static void ex_details ( i2eBordStrPtr pB )
 105 {
 106         int            box;
 107         int            i;
 108         int            ports = 0;
 109         int            boxes = 0;
 110
 111         for( box = 0; box < ABS_MAX_BOXES; ++box )
 112         {
 113                 if( pB->i2eChannelMap[box] != 0 ) ++boxes;
 114                 for( i = 0; i < ABS_BIGGEST_BOX; ++i )
 115                 {
 116                         if( pB->i2eChannelMap[box] & 1<< i ) ++ports;
 117                 }
 118         }
 119
 120         printf("EX bx=%d pt=%d %d bit", boxes, ports, pB->i2eDataWidth16 ? 16 : 8 );
 121 }
 122
 123