Changes to support SBC beep

Source/HBIOS/cfg_rc.asm

@@ -25,12 +25,12 @@ UARTENABLE	.EQU	FALSE		; TRUE FOR UART SUPPORT (ALMOST ALWAYS WANT THIS TO BE TR
 UARTOSC		.EQU	1843200		; UART OSC FREQUENCY
 ACIAENABLE	.EQU	TRUE		; TRUE FOR MOTOROLA 6850 ACIA SUPPORT
 ;
-SIOENABLE	.EQU	TRUE		; TRUE FOR ZILOG SIO SUPPORT						;PS 
-SIOMODE		.EQU	SIOMODE_RC	; SIOMODE_RC, SIOMODE_SMB, SIOMODE_ZP					;PS
-DEFSIOACFG	.EQU	DEFSERCFG	; DEFAULT SERIAL LINE CONFIG						;PS
-DEFSIOBCFG	.EQU	DEFSERCFG	; DEFAULT SERIAL LINE CONFIG						;PS
-DEFSIODIV	.EQU	1		; 1=RC2014/SMB, 2/4/8/16/32/64/128/256=ZP depending on jumper X5	;PS
-DEFSIOCLK	.EQU	CPUOSC		; 2457600/4915200=ZP,7372800=RC/SMB - SIO FIXED OSC FREQUENCY		;PS
+SIOENABLE	.EQU	TRUE		; TRUE FOR ZILOG SIO SUPPORT
+SIOMODE		.EQU	SIOMODE_RC	; SIOMODE_RC, SIOMODE_SMB, SIOMODE_ZP
+DEFSIOACFG	.EQU	DEFSERCFG	; DEFAULT SERIAL LINE CONFIG
+DEFSIOBCFG	.EQU	DEFSERCFG	; DEFAULT SERIAL LINE CONFIG
+DEFSIODIV	.EQU	1		; 1=RC2014/SMB, 2/4/8/16/32/64/128/256=ZP depending on jumper X5
+DEFSIOCLK	.EQU	CPUOSC		; 2457600/4915200=ZP,7372800=RC/SMB - SIO FIXED OSC FREQUENCY
 SIODEBUG	.EQU	FALSE		;PS
 ;
 VDUENABLE	.EQU	FALSE		; TRUE FOR VDU BOARD SUPPORT
@@ -38,6 +38,7 @@ CVDUENABLE	.EQU	FALSE		; TRUE FOR CVDU BOARD SUPPORT
 NECENABLE	.EQU	FALSE		; TRUE FOR uPD7220 BOARD SUPPORT
 TMSENABLE	.EQU	FALSE		; TRUE FOR N8 (TMS9918) VIDEO/KBD SUPPORT
 VGAENABLE	.EQU	FALSE		; TRUE FOR VGA VIDEO/KBD SUPPORT
+SNDENABLE	.EQU	FALSE		; TRUE FOR PSG OR IOBIT SOUND
 ;
 MDENABLE	.EQU	TRUE		; TRUE FOR ROM/RAM DISK SUPPORT (ALMOST ALWAYS WANT THIS ENABLED)
 MDTRACE		.EQU	1		; 0=SILENT, 1=ERRORS, 2=EVERYTHING (ONLY RELEVANT IF MDENABLE = TRUE)