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maincpu irq vectors were the wrong way around

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This commit is contained in:
Michaël Banaan Ananas 2011-10-14 00:02:32 +00:00
parent c6b5ad76a5
commit a38133cfcb
2 changed files with 7 additions and 13 deletions
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18
src/mame/drivers/airbustr.c
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@ -177,8 +177,8 @@ c760 rom bank
-----
- Is the sub cpu / sound cpu communication status port (0e) correct ?
- Main cpu: port 01 ?
- Sub cpu: port 0x38 ? Plus it can probably cause a nmi to main cpu
- Main cpu: port 01 ? boot sub/sound cpu?
- Sub cpu: port 0x38 ? irq ack?
- incomplete DSW's
- Spriteram low 0x300 bytes (priority?)
@ -562,11 +562,11 @@ static TIMER_DEVICE_CALLBACK( airbustr_scanline )
int scanline = param;
if(scanline == 240) // vblank-out irq
cputag_set_input_line_and_vector(timer.machine(), "master", 0, HOLD_LINE, 0xfd);
/* Pandora "sprite end dma" irq? TODO: timing is clearly off, attract mode relies on this */
if(scanline == 64)
cputag_set_input_line_and_vector(timer.machine(), "master", 0, HOLD_LINE, 0xff);
/* Pandora "sprite end dma" irq? TODO: timing is likely off */
if(scanline == 64)
cputag_set_input_line_and_vector(timer.machine(), "master", 0, HOLD_LINE, 0xfd);
}
/* Sub Z80 uses IM2 too, but 0xff irq routine just contains an irq ack in it */
@ -598,8 +598,6 @@ static MACHINE_START( airbustr )
state->save_item(NAME(state->m_soundlatch_status));
state->save_item(NAME(state->m_soundlatch2_status));
state->save_item(NAME(state->m_master_addr));
state->save_item(NAME(state->m_slave_addr));
state->save_item(NAME(state->m_bg_scrollx));
state->save_item(NAME(state->m_bg_scrolly));
state->save_item(NAME(state->m_fg_scrollx));
@ -612,8 +610,6 @@ static MACHINE_RESET( airbustr )
airbustr_state *state = machine.driver_data<airbustr_state>();
state->m_soundlatch_status = state->m_soundlatch2_status = 0;
state->m_master_addr = 0xff;
state->m_slave_addr = 0xfd;
state->m_bg_scrollx = 0;
state->m_bg_scrolly = 0;
state->m_fg_scrollx = 0;
@ -640,7 +636,7 @@ static MACHINE_CONFIG_START( airbustr, airbustr_state )
MCFG_CPU_ADD("master", Z80, 6000000) // ???
MCFG_CPU_PROGRAM_MAP(master_map)
MCFG_CPU_IO_MAP(master_io_map)
MCFG_TIMER_ADD_SCANLINE("scantimer", airbustr_scanline, "screen", 0, 1) /* nmi signal from slave cpu */
MCFG_TIMER_ADD_SCANLINE("scantimer", airbustr_scanline, "screen", 0, 1)
MCFG_CPU_ADD("slave", Z80, 6000000) // ???
MCFG_CPU_PROGRAM_MAP(slave_map)

2
src/mame/includes/airbustr.h
View File

@ -31,8 +31,6 @@ public:
/* misc */
int m_soundlatch_status;
int m_soundlatch2_status;
int m_master_addr;
int m_slave_addr;
/* devices */
device_t *m_master;