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irem/d_m92.cpp: more Ninja Baseball Batman-specific fixes

This commit is contained in:
dinkc64 2014-08-29 05:42:46 +00:00
parent da91ac80a5
commit 67f2cacf41
1 changed files with 4 additions and 4 deletions
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6
src/burn/drv/irem/d_m92.cpp
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@ -3,7 +3,6 @@
// Original port from MAME by OopsWare // Original port from MAME by OopsWare
/* /*
save state
ssoldier graphics ssoldier graphics
ym sound is slow... ym sound is slow...
background alignment (bmasters, inthunt) background alignment (bmasters, inthunt)
@ -2010,7 +2009,7 @@ static void scanline_interrupts(INT32 prev, INT32 segment, INT32 scanline)
{ {
if (m92_sprite_buffer_timer) { if (m92_sprite_buffer_timer) {
memcpy (DrvSprBuf, DrvSprRAM, 0x800); memcpy (DrvSprBuf, DrvSprRAM, 0x800);
if (m92_kludge != 4) nCyclesDone[0] += VezRun(347); if (m92_kludge != 4) nCyclesDone[0] += VezRun(347); // nbbatman: fix for random lockups during gameplay
m92_sprite_buffer_busy = 0x80; m92_sprite_buffer_busy = 0x80;
VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 4)/4, VEZ_IRQSTATUS_ACK); VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 4)/4, VEZ_IRQSTATUS_ACK);
nCyclesDone[0] += VezRun(10); nCyclesDone[0] += VezRun(10);
@ -2029,7 +2028,7 @@ static void scanline_interrupts(INT32 prev, INT32 segment, INT32 scanline)
} }
VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 8)/4, VEZ_IRQSTATUS_ACK); VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 8)/4, VEZ_IRQSTATUS_ACK);
nCyclesDone[0] += VezRun((m92_kludge == 4) ? 20 : 10); nCyclesDone[0] += VezRun((m92_kludge == 4) ? 20 : 10); // nbbatman: gets rid of flashes in intro sequence
VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 8)/4, VEZ_IRQSTATUS_NONE); VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 8)/4, VEZ_IRQSTATUS_NONE);
} }
@ -2044,6 +2043,7 @@ static void scanline_interrupts(INT32 prev, INT32 segment, INT32 scanline)
DrvDraw(); DrvDraw();
} }
if (m92_kludge == 4) nCyclesDone[0] += VezRun(1200); // nbbatman: gets rid of flash after IREM logo fades out
VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 0)/4, VEZ_IRQSTATUS_ACK); VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 0)/4, VEZ_IRQSTATUS_ACK);
nCyclesDone[0] += VezRun(10); nCyclesDone[0] += VezRun(10);
VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 0)/4, VEZ_IRQSTATUS_NONE); VezSetIRQLineAndVector(0, (m92_irq_vectorbase + 0)/4, VEZ_IRQSTATUS_NONE);