Debug info

*** 4.8-4.10-RELEASE/src/sys/isa/sio.c	Tue Jul 18 13:26:34 2000
--- jhs/src/sys/isa/sio.c	Tue Jul 18 13:32:08 2000
***************
*** 883,888 ****
--- 883,892 ----
  		u_long io;
  
  		idev = devclass_get_device(sio_devclass, COM_MPMASTER(flags));
+ #ifdef	COM_MULTIPORT_DEBUG	/* { by jhs@ */
+ 		printf("\nSIO device_get_unit=%d com_mpmaster=%d\n",
+ 			device_get_unit(dev), COM_MPMASTER(flags) );
+ #endif				/* } */
  		if (idev == NULL) {
  			printf("sio%d: master device %d not configured\n",
  			       device_get_unit(dev), COM_MPMASTER(flags));

# *** 3.4-RELEASE/src/sys/i386/isa/sio.c	Mon Jun 26 04:57:28 1995
# --- new/src/sys/i386/isa/sio.c	Mon Jun 26 05:00:07 1995
# ***************
# *** 427,432 ****
# --- 427,435 ----
#   	if (COM_ISMULTIPORT(dev)) {
#   		idev = find_isadev(isa_devtab_tty, &siodriver,
#   				   COM_MPMASTER(dev));
# + #ifdef COM_MULTIPORT_DEBUG    /* { by jhs@ */
# + 		printf("\nSIO idev is\n"); print_isadev(idev);
# + #endif                        /* } */
#   		if (idev == NULL) {
#   			printf("sio%d: master device %d not configured\n",
#   			       dev->id_unit, COM_MPMASTER(dev));