hbios - sys/time.h functions

Source/HBIOS/cfg_master.asm

@@ -20,6 +20,7 @@ BOOT_TIMEOUT	.EQU	20		; AUTO BOOT TIMEOUT IN SECONDS, 0 FOR IMMEDIATE BOOT
 BOOT_DEFAULT	.EQU	'Z'		; AUTO BOOT SELECTION TO INVOKE AT TIMEOUT
 ;
 CPUOSC		.EQU	8000000		; CPU OSC FREQ IN MHZ
+TICKSPERSEC	.EQU	50		; TICKS PER SECOND
 INTMODE		.EQU	0		; INTERRUPTS: 0=NONE, 1=MODE 1, 2=MODE 2
 DEFSERCFG	.EQU	SER_38400_8N1	; DEFAULT SERIAL LINE CONFIG (SEE STD.ASM)
 ;

Source/HBIOS/hbios.asm

@@ -2396,12 +2396,25 @@ SYS_GETTIMER:
 ; GET SECONDS
 ;   RETURNS:
 ;     DE:HL: SECONDS VALUE (32 BIT)
+;     C TICKS OF TICKSPERSEC (8 BIT)
 ;
 SYS_GETSECS:
-	LD	HL,HB_SECS
+	LD	HL,HB_SECTCK
+	LD	A,TICKSPERSEC-1
 	HB_DI
-	CALL	LD32
+	SUB	(HL)
+	INC	HL ; NOW POINTING TO HB_SECS
+	LD	C,(HL)
+	INC	HL
+	LD	B,(HL)
+	INC	HL
+	LD	E,(HL)
+	INC	HL
+	LD	D,(HL)
 	HB_EI
+	LD	L,C
+	LD	H,B
+	LD	C,A
 	XOR	A
 	RET
 ;
@@ -2739,7 +2752,7 @@ HB_TIMINT2:
 	DEC	(HL)			; COUNTDOWN 50 TICKS
 	JR	NZ,HB_TIMINT3		; NOT ZERO YET, DONE FOR THIS CYCLE
 	; 50 TICKS HAVE ELAPSED
-	LD	A,50			; 50 TICKS PER SECOND
+	LD	A,TICKSPERSEC-1		; 50 TICKS PER SECOND
 	LD	(HL),A			; RESET COUNTDOWN REGISTER
 	; INCREMENT SECONDS COUNTER
 	LD	HL,HB_SECS		; POINT TO SECONDS COUNTER
@@ -4049,7 +4062,7 @@ IDLECOUNT	.DB	0
 HEAPCURB	.DW	0		; MARK HEAP ADDRESS AFTER INITIALIZATION
 ;
 HB_TICKS	.FILL	4,0		; 32 BIT TICK COUNTER
-HB_SECTCK	.DB	50		; TICK COUNTER FOR SECONDS
+HB_SECTCK	.DB	TICKSPERSEC-1	; TICK COUNTER FOR FRACTIONAL SECONDS
 HB_SECS		.FILL	4,0		; 32 BIT SECONDS COUNTER
 ;
 HB_CPUTYPE	.DB	0		; 0=Z80, 1=80180, 2=SL1960, 3=ASCI BRG