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Fix boot failure with three sound devices

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This commit is contained in:
b1ackmai1er
2022-06-01 19:19:56 +08:00
parent e974a4a960
commit c1412ee755
2 changed files with 5 additions and 8 deletions
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4
Source/HBIOS/hbios.asm
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@@ -3695,7 +3695,7 @@ SND_ADDENT:
; WORD UNIT SPECIFIC DATA (TYPICALLY A DEVICE INSTANCE DATA ADDRESS)
;
SND_FNCNT .EQU 8 ; NUMBER OF SND FUNCS (FOR RANGE CHECK)
SND_MAX .EQU 3 ; UP TO 2 UNITS
SND_MAX .EQU 4 ; UP TO 3 UNITS
SND_SIZ .EQU SND_MAX * 4 ; EACH ENTRY IS 4 BYTES
;
.DB SND_FNCNT ; SND FUNCTION COUNT (FOR RANGE CHECK)
@@ -5230,7 +5230,7 @@ HB_ADDENT:
; ALL OTHER REGISTERS PRESERVED
;
; A 4 BYTE HEADER IS PLACED IN FRONT OF THE ALLOCATED MEMORY
; - DWORD: SIZE OF MEMROY ALLOCATED (DOES NOT INCLUDE 4 BYTE HEADER)
; - DWORD: SIZE OF MEMORY ALLOCATED (DOES NOT INCLUDE 4 BYTE HEADER)
; - DWORD: ADDRESS WHERE ALLOC WAS CALLED (VALUE ON TOP OF STACK AT CALL)
;
HB_ALLOC:

9
Source/HBIOS/sn76489.asm
View File

@@ -43,6 +43,9 @@ SN7RATIO .EQU SN7CLK * 100 / 32
SN76489_INIT:
LD IY, SN7_IDAT ; POINTER TO INSTANCE DATA
LD BC, SN7_FNTBL ; BC := FUNCTION TABLE ADDRESS
LD DE, SN7_IDAT ; DE := SN7 INSTANCE DATA PTR
CALL SND_ADDENT ; ADD ENTRY, A := UNIT ASSIGNED
LD DE,STR_MESSAGELT
CALL WRITESTR
@@ -53,11 +56,6 @@ SN76489_INIT:
CALL WRITESTR
LD A, SN76489_PORT_RIGHT
CALL PRTHEXBYTE
;
SN7_INIT1:
LD BC, SN7_FNTBL ; BC := FUNCTION TABLE ADDRESS
LD DE, SN7_IDAT ; DE := SN7 INSTANCE DATA PTR
CALL SND_ADDENT ; ADD ENTRY, A := UNIT ASSIGNED
CALL SN7_VOLUME_OFF
XOR A ; SIGNAL SUCCESS
@@ -67,7 +65,6 @@ SN7_INIT1:
; SN76489 DRIVER - SOUND ADAPTER (SND) FUNCTIONS
;======================================================================
;
SN7_RESET:
AUDTRACE(SNT_INIT)
CALL SN7_VOLUME_OFF