DS1210 Battery Low message on boot

Remove debug code.
Resolve issue with battery status being lost on stack.
Battery status variable moved to DSRTC driver.
Fix build failures for DSRTCENABLE=FALSE (spk.asm requires dsrtc)

Source/HBIOS/dsrtc.asm

@@ -121,9 +121,7 @@ DSRTC_IDLE	.EQU	%00101000	; QUIESCENT STATE
 #ENDIF
 ;
 DSRTC_BUFSIZ	.EQU	7		; 7 BYTE BUFFER (YYMMDDHHMMSSWW)
-;
-;DSBATCOND	DB	0		; BATTERY STATE DETECTED AND SAVED AT BOOT
-;
+DSBATCOND	.DB	0		; BATTERY STATE DETECTED AND SAVED AT BOOT 0=LOW
 ;
 ; RTC DEVICE INITIALIZATION ENTRY
 ;
@@ -193,9 +191,6 @@ NOCHG1:
 	PRTS("OFF$")
 NOCHG2:
 	LD	A,(DSBATCOND)		; DISPLAY
-	CP	0E5H
-	CALL	Z,EE55
-
 	OR	A			; BATTERY
 	JR	NZ,DSBATOK		; CONDITION
 	PRTS(" BATTERY LOW$")
@@ -203,9 +198,6 @@ NOCHG2:
 DSBATOK:
 	XOR	A	; SIGNAL SUCCESS
 	RET
-EE55:
-	PRTS(" DEBUG $")
-	RET
 ;
 ; RTC DEVICE FUNCTION DISPATCH ENTRY
 ;   A: RESULT (OUT), 0=OK, Z=OK, NZ=ERR

Source/HBIOS/hbios.asm

@@ -847,7 +847,7 @@ HB_START:
 ; FAILURE TO COMPLETE TWO RAM ACCESSES BEFORE INSTALLING PROXY WILL RESULT
 ; IN THE ROM ID BYTES NOT BEING COPIED CORRECTLY AND CP/M APPLICATIONS
 ; WILL NOT START CORRECTLY WHEN THEY CHECK THE ROM ID VERSION BYTES.
-
+;
 	LD	DE,HBX_LOC		; RAM LOCATION FOR TEST
 	LD	A,(DE)			; RAM ACCESS 1
 	LD	B,A			; SAVE FOR COMPARISON 
@@ -855,7 +855,6 @@ HB_START:
 	LD	(DE),A			; RAM ACCESS 2
 	LD	A,(DE)			; RAM ACCESS 3
 	SUB	B			; A = 0 IF LOW BATTERY
-	LD	A,0E5H			; DEBUG
 	PUSH	AF			; SAVE FOR DSRTC DRIVER
 					; WE SAVE THIS PROPERLY
 					; WHEN WE ARE EXECUTING
@@ -865,7 +864,7 @@ HB_START:
 ;
 ; INSTALL PROXY IN UPPER MEMORY
 ;
-;	LD	DE,HBX_LOC
+;	LD	DE,HBX_LOC		; AS PER ABOVE
 	LD	HL,HBX_IMG
 	LD	BC,HBX_SIZ
 	LDIR
@@ -874,7 +873,7 @@ HB_START:
 ;
 	LD	A,(HB_RAMFLAG)
 	OR	A
-	JR	NZ,HB_START1
+	JR	NZ,HB_START2
 ;
 ; INSTALL HBIOS IN RAM BANK
 ;
@@ -902,8 +901,14 @@ HB_START1:				; BNKCALL ARRIVES HERE, BUT NOW RUNNING IN RAM BANK
 ;
 	DIAG(%00000111)
 ;
+	POP	AF			; CLEAR THE		
+	POP	AF			; LEFTOVER STACK 
+	POP	AF			; FROM HBX_BANKCALL
+HB_START2:
+#IF DSRTCENABLE
 	POP	AF			; RECALL BATTERY STATE AND SAVE 
 	LD	(DSBATCOND),A		; IN RAM ACCESSIBLE BY DSRTC DRIVER
+#ENDIF
 	LD	SP,HBX_LOC		; RESET STACK SINCE WE DO NOT RETURN
 	LD	A,TRUE			; ACCUM := TRUE
 	LD	(HB_RAMFLAG),A		; SET RAMFLAG
@@ -1571,7 +1576,7 @@ PC_INITTBLLEN	.EQU	(($ - PC_INITTBL) / 2)
 ;==================================================================================================
 ;
 HB_INITTBL:
-#IF (SPKENABLE)
+#IF (SPKENABLE & DSRTCENABLE)
 	.DW	SPK_INIT		; AUDIBLE INDICATOR OF BOOT START
 #ENDIF
 #IF (AYENABLE)
@@ -2803,7 +2808,7 @@ SIZ_TERM	.EQU	$ - ORG_TERM
 		.ECHO	" bytes.\n"
 #ENDIF
 ;
-#IF (SPKENABLE)
+#IF (SPKENABLE & DSRTCENABLE)
 ORG_SPK	.EQU	$
   #INCLUDE "spk.asm"
 SIZ_SPK	.EQU	$ - ORG_SPK
@@ -3770,7 +3775,6 @@ HB_TICKS	.FILL	4,0		; 32 BIT TICK COUNTER
 HB_CPUTYPE	.DB	0		; 0=Z80, 1=80180, 2=SL1960, 3=ASCI BRG
 ;
 RTCVAL		.DB	0		; SHADOW VALUE FOR RTC LATCH PORT
-DSBATCOND	.DB	0		; BATTERY CONDITION FLAG. 0 = LOW
 ;
 STR_BANNER	.DB	"RetroBrew HBIOS v", BIOSVER, ", ", TIMESTAMP, "$"
 STR_PLATFORM	.DB	PLATFORM_NAME, "$"

Source/HBIOS/pio.asm

@@ -370,7 +370,7 @@ SETPIOR:LD	HL,INT_ALLOC		; INCREASE THE COUNT
 	; SETUP PIO INTERRUPT VECTOR IN IVT
 	LD	HL,HBX_IV09+1
 
-	CALL	SPK_BEEP
+;	CALL	SPK_BEEP
 ;
 SETPIO6:RET