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AY38910: Fix issue with interrupt handling

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This commit is contained in:
Dean Netherton
2020-05-13 13:10:01 +10:00
parent 9aaa929800
commit 6f00dd56c4
1 changed files with 5 additions and 3 deletions
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8
Source/HBIOS/ay38910.asm
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@@ -159,14 +159,16 @@ AY_TIMER:
LD (AY_TIMTIK), A
JR NZ, AY_TIMER1
LD HL, (AY_TIMHOOK) ; REMOVE US FROM THE TIMER HOOKS LIST
LD (VEC_TICK + 1), HL
LD E,$00 ; SET VOLUME OFF
CALL AY_SETV ; ON ALL CHANNELS
LD A, $01 ; READY & NOT IN INTERUPT HANDLER
LD (AY_READY), A
LD DE, AY_TIMER ; MAKE AY_TIMER A NO_OP HANDLER
LD HL, AY_TIMER1
LD BC, 3
LDIR
AY_TIMER1:
JP 0 ; OVERWRITTEN WITH NEXT HANDLER
AY_TIMHOOK: .EQU $ - 2