static GOOD_OR_BAD LINK_detect_net(struct connection_in * in)
{
struct port_in * pin = in->pown ;
/* Set up low-level routines */
LINKE_setroutines(in);
pin->timeout.tv_sec = 0 ;
pin->timeout.tv_usec = 300000 ;
/* Open the tcp port */
RETURN_BAD_IF_BAD( COM_open(in) ) ;
LEVEL_DEBUG("Slurp in initial bytes");
// LINK_slurp( in ) ;
UT_delay(1000) ; // based on http://morpheus.wcf.net/phpbb2/viewtopic.php?t=89&sid=3ab680415917a0ebb1ef020bdc6903ad
LINK_slurp( in ) ;
// LINK_flush(in);
pin->dev.telnet.telnet_negotiated = needs_negotiation ;
RETURN_GOOD_IF_GOOD( LINK_version(in) ) ;
// second try -- send a break and line settings
LEVEL_DEBUG("Second try -- send BREAK");
COM_flush(in) ;
COM_break(in);
telnet_change(in);
// LINK_slurp( in ) ;
RETURN_GOOD_IF_GOOD( LINK_version(in) ) ;
LEVEL_DEFAULT("LINK detection error");
COM_close(in) ;
return gbBAD;
}
static GOOD_OR_BAD LINK_detect_serial(struct connection_in * in)
{
struct port_in * pin = in->pown ;
/* Set up low-level routines */
LINK_setroutines(in);
pin->timeout.tv_sec = Globals.timeout_serial ;
pin->timeout.tv_usec = 0 ;
/* Open the com port */
RETURN_BAD_IF_BAD(COM_open(in)) ;
//COM_break( in ) ;
LEVEL_DEBUG("Slurp in initial bytes");
LINK_slurp( in ) ;
UT_delay(100) ; // based on http://morpheus.wcf.net/phpbb2/viewtopic.php?t=89&sid=3ab680415917a0ebb1ef020bdc6903ad
LINK_slurp( in ) ;
RETURN_GOOD_IF_GOOD( LINK_version(in) ) ;
LEVEL_DEFAULT("LINK detection error");
serial_powercycle(in) ;
LEVEL_DEBUG("Slurp in initial bytes");
LINK_slurp( in ) ;
UT_delay(100) ; // based on http://morpheus.wcf.net/phpbb2/viewtopic.php?t=89&sid=3ab680415917a0ebb1ef020bdc6903ad
LINK_slurp( in ) ;
RETURN_GOOD_IF_GOOD( LINK_version(in) ) ;
LEVEL_DEFAULT("LINK detection error");
COM_close(in) ;
return gbBAD;
}
// do the com port and configuration stuff
static GOOD_OR_BAD DS2480_big_reset_serial(struct connection_in * in)
{
BYTE reset_byte = (BYTE) ( CMD_COMM | FUNCTSEL_RESET | SPEEDSEL_STD );
// Open the com port in 9600 Baud.
RETURN_BAD_IF_BAD(COM_open(in)) ;
// send a break to reset the DS2480
COM_break(in);
// It's in command mode now
in->master.serial.mode = ds2480b_command_mode ;
// send the timing byte (A reset command at 9600 baud)
DS2480_write( &reset_byte, 1, in ) ;
// delay to let line settle
UT_delay(4);
// flush the buffers
DS2480_flush(in);
// ignore response
DS2480_slurp( in ) ;
// Now set desired baud and polarity
// BUS_reset will do the actual changes
in->changed_bus_settings = 1 ; // Force a mode change
// Send a reset again
LEVEL_DEBUG("Send the initial reset to the bus master.");
DS2480_reset_in(in) ;
// delay to let line settle
UT_delay(400);
// flush the buffers
DS2480_flush(in);
// ignore response
DS2480_slurp( in ) ;
// Now set desired baud and polarity
return DS2480_big_configuration(in) ;
}
// no bus locking here (higher up)
GOOD_OR_BAD DS9097_detect(struct port_in *pin)
{
struct connection_in * in = pin->first ;
/* Set up low-level routines */
DS9097_setroutines(in);
in->Adapter = adapter_DS9097;
// in->adapter_name already set, to support HA3 and HA4B
pin->busmode = bus_passive; // in case initially tried DS9097U
/* open the COM port in 9600 Baud */
COM_set_standard( in ) ; // standard COM port settings
pin->vmin = 1; // minimum chars
pin->vtime = 0; // decisec wait
if (pin->init_data == NULL) {
LEVEL_DEFAULT("DS9097 (passive) busmaster requires port name");
return gbBAD;
}
RETURN_BAD_IF_BAD(COM_open(in)) ;
pin->flow = flow_first; // flow control
switch( DS9097_reset_in(in) ) {
case BUS_RESET_OK:
case BUS_RESET_SHORT:
return gbGOOD ;
default:
break ;
}
if ( GOOD(serial_powercycle(in)) ) {
switch( DS9097_reset_in(in) ) {
case BUS_RESET_OK:
case BUS_RESET_SHORT:
return gbGOOD ;
default:
break ;
}
}
/* open the COM port in 9600 Baud */
/* Second pass */
pin->flow = flow_second ;
RETURN_BAD_IF_BAD(COM_change(in)) ;
switch( DS9097_reset_in(in) ) {
case BUS_RESET_OK:
case BUS_RESET_SHORT:
return gbGOOD ;
default:
break ;
}
/* open the COM port in 9600 Baud */
/* Third pass, hardware flow control */
pin->flow = flow_first ;
RETURN_BAD_IF_BAD(COM_change(in)) ;
switch( DS9097_reset_in(in) ) {
case BUS_RESET_OK:
case BUS_RESET_SHORT:
return gbGOOD ;
default:
break ;
}
return gbBAD ;
}
