idac: added dipswitch support (beta)

dist/idac/segatools.ini

@@ -8,6 +8,12 @@ option=
 ; NOTE: This has nothing to do with Windows %APPDATA%.
 appdata=
 
+[aime]
+; Controls emulation of the Aime card reader assembly.
+enable=1
+aimePath=DEVICE\aime.txt
+felicaGen=0
+
 [dns]
 ; Insert the hostname or IP address of the server you wish to use here.
 ; Note that 127.0.0.1, localhost etc are specifically rejected.
@@ -22,9 +28,32 @@ enable=1
 [keychip]
 ; The /24 LAN subnet that the emulated keychip will tell the game to expect.
 ; If you disable netenv then you must set this to your LAN's IP subnet, and
-; that subnet must start with 192.168.
+; that subnet must start with 192.168. Set it to your LAN's subnet if you 
+; want to play head-to-head using netenv=1.
 subnet=192.168.100.0
 
+; Override the keychip's region code. Most games seem to pay attention to the
+; DS EEPROM region code and not the keychip region code, and this seems to be
+; a bit mask that controls which Nu PCB region codes this keychip is authorized 
+; for. So it probably only affects the system software and not the game software.
+; 1: JPN: Japan, 4: EXP: Export (for Asian markets)
+region=4
+
+[gpio]
+; ALLS DIP switches.
+
+; If multiple machines are present on the same LAN then set this to 1 on
+; exactly one machine and set this to 0 on all others.
+dipsw1=1
+; 0 is the DZero CVT cab and 1 is the SWDC CVT cab.
+dipsw2=0
+; Enable the Single Seat mode, always requires dipsw1=1.
+dipsw3=0
+; The next two dip switches are the seat settings in bits, where
+; 00 = Seat 1, 10 = Seat 2, 01 = Seat 3 and 11 = Seat 4
+dipsw4=0
+dipsw5=0
+
 [aimeio]
 ; To use a custom card reader IO DLL enter its path here.
 ; Leave empty if you want to use Segatools built-in keyboard input.