URL
https://opencores.org/ocsvn/or1k/or1k/trunk
Subversion Repositories or1k
[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [char/] [ip2/] [ip2mkdev.c] - Rev 1765
Compare with Previous | Blame | View Log
#include <sys/types.h> #include <sys/stat.h> #include <linux/major.h> #include <fcntl.h> #include <unistd.h> #include <stdio.h> #include "ip2.h" #include "i2ellis.h" char nm[256]; i2eBordStr Board[2]; static void ex_details(i2eBordStrPtr); int main (int argc, char *argv[]) { int board, box, port; int fd; int dev; i2eBordStrPtr pB = Board; // Remove all IP2 devices for ( board = 0; board < 4; ++board ) { sprintf ( nm, "/dev/ip2ipl%d", board ); unlink ( nm ); sprintf ( nm, "/dev/ip2stat%d", board ); unlink ( nm ); } for ( port = 0; port < 256; ++port ) { sprintf ( nm, "/dev/ttyF%d", port ); unlink ( nm ); sprintf ( nm, "/dev/cuf%d", port ); unlink ( nm ); } // Now create management devices, and use the status device to determine how // port devices need to exist, and then create them. for ( board = 0; board < 4; ++board ) { printf("Board %d: ", board ); sprintf ( nm, "/dev/ip2ipl%d", board ); mknod ( nm, S_IFCHR|0666, (IP2_IPL_MAJOR << 8) | board * 4 ); sprintf ( nm, "/dev/ip2stat%d", board ); mknod ( nm, S_IFCHR|0666, (IP2_IPL_MAJOR << 8) | board * 4 + 1 ); fd = open ( nm, O_RDONLY ); if ( !fd ) { printf ( "Unable to open status device %s\n", nm ); exit ( 1 ); } if ( ioctl ( fd, 65, Board ) < 0 ) { printf ( "not present\n" ); close ( fd ); unlink ( nm ); sprintf ( nm, "/dev/ip2ipl%d", board ); unlink ( nm ); } else { switch( pB->i2ePom.e.porID & ~POR_ID_RESERVED ) { case POR_ID_FIIEX: ex_details ( pB ); break; case POR_ID_II_4: printf ( "ISA-4" ); break; case POR_ID_II_8: printf ( "ISA-8 std" ); break; case POR_ID_II_8R: printf ( "ISA-8 RJ11" ); break; default: printf ( "Unknown board type, ID = %x", pB->i2ePom.e.porID ); } for ( box = 0; box < ABS_MAX_BOXES; ++box ) { for ( port = 0; port < ABS_BIGGEST_BOX; ++port ) { if ( pB->i2eChannelMap[box] & ( 1 << port ) ) { dev = port + box * ABS_BIGGEST_BOX + board * ABS_BIGGEST_BOX * ABS_MAX_BOXES; sprintf ( nm, "/dev/ttyF%d", dev ); mknod ( nm, S_IFCHR|0666, (IP2_TTY_MAJOR << 8) | dev ); sprintf ( nm, "/dev/cuf%d", dev ); mknod ( nm, S_IFCHR|0666, (IP2_CALLOUT_MAJOR << 8) | dev ); printf("."); } } } printf("\n"); } } } static void ex_details ( i2eBordStrPtr pB ) { int box; int i; int ports = 0; int boxes = 0; for( box = 0; box < ABS_MAX_BOXES; ++box ) { if( pB->i2eChannelMap[box] != 0 ) ++boxes; for( i = 0; i < ABS_BIGGEST_BOX; ++i ) { if( pB->i2eChannelMap[box] & 1<< i ) ++ports; } } printf("EX bx=%d pt=%d %d bit", boxes, ports, pB->i2eDataWidth16 ? 16 : 8 ); }