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qb3: Reinstate old banking handler; hard to tell what's going on without schematics (nw)

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This commit is contained in:
AJR 2017-07-28 10:54:40 -04:00
parent c988b3bb50
commit 921b938b40
2 changed files with 9 additions and 7 deletions
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14
src/mame/drivers/cinemat.cpp
View File

@ -270,7 +270,7 @@ READ8_MEMBER(cinemat_state::qb3_frame_r)
}
WRITE_LINE_MEMBER(cinemat_state::qb3_ram_bank_w)
WRITE8_MEMBER(cinemat_state::qb3_ram_bank_w)
{
membank("bank1")->set_entry(m_maincpu->state_int(ccpu_cpu_device::CCPU_P) & 3);
}
@ -322,6 +322,12 @@ static ADDRESS_MAP_START( io_map, AS_IO, 8, cinemat_state )
AM_RANGE(0x00, 0x07) AM_DEVWRITE("outlatch", ls259_device, write_d0)
ADDRESS_MAP_END
static ADDRESS_MAP_START( io_map_qb3, AS_IO, 8, cinemat_state )
AM_RANGE(0x00, 0x00) AM_WRITE(qb3_ram_bank_w)
AM_RANGE(0x0f, 0x0f) AM_READ(qb3_frame_r)
AM_IMPORT_FROM(io_map)
ADDRESS_MAP_END
/*************************************
@ -1115,12 +1121,10 @@ static MACHINE_CONFIG_DERIVED( qb3, cinemat_jmi_32k )
MCFG_FRAGMENT_ADD(qb3_sound)
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_DATA_MAP(data_map_qb3)
MCFG_CPU_IO_MAP(io_map_qb3)
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_VISIBLE_AREA(0, 1120, 0, 780)
MCFG_VIDEO_START_OVERRIDE(cinemat_state,cinemat_qb3color)
MCFG_DEVICE_MODIFY("outlatch")
MCFG_ADDRESSABLE_LATCH_Q0_OUT_CB(WRITELINE(cinemat_state, qb3_ram_bank_w))
MACHINE_CONFIG_END
@ -1451,8 +1455,6 @@ DRIVER_INIT_MEMBER(cinemat_state,boxingb)
DRIVER_INIT_MEMBER(cinemat_state,qb3)
{
m_maincpu->space(AS_IO).install_read_handler(0x0f, 0x0f, read8_delegate(FUNC(cinemat_state::qb3_frame_r),this));
membank("bank1")->configure_entries(0, 4, m_rambase, 0x100*2);
}

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

@ -72,7 +72,7 @@ public:
DECLARE_READ8_MEMBER(sundance_inputs_r);
DECLARE_READ8_MEMBER(boxingb_dial_r);
DECLARE_READ8_MEMBER(qb3_frame_r);
DECLARE_WRITE_LINE_MEMBER(qb3_ram_bank_w);
DECLARE_WRITE8_MEMBER(qb3_ram_bank_w);
DECLARE_WRITE_LINE_MEMBER(vector_control_w);
DECLARE_READ8_MEMBER(joystick_read);
DECLARE_INPUT_CHANGED_MEMBER(coin_inserted);