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https://github.com/holub/mame
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hitpoker: IRQ modernization (nw)
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parent
8320cb6cf4
commit
64dd21b5bd
@ -84,10 +84,11 @@ public:
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DECLARE_READ8_MEMBER(eeprom_r);
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DECLARE_READ8_MEMBER(hitpoker_pic_r);
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DECLARE_WRITE8_MEMBER(hitpoker_pic_w);
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DECLARE_WRITE_LINE_MEMBER(hitpoker_irq);
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DECLARE_READ8_MEMBER(irq_clear_r);
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DECLARE_DRIVER_INIT(hitpoker);
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virtual void video_start() override;
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uint32_t screen_update_hitpoker(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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INTERRUPT_GEN_MEMBER(hitpoker_irq);
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required_device<cpu_device> m_maincpu;
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required_device<gfxdecode_device> m_gfxdecode;
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required_device<palette_device> m_palette;
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@ -256,6 +257,19 @@ READ8_MEMBER(hitpoker_state::test_r)
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}
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#endif
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WRITE_LINE_MEMBER(hitpoker_state::hitpoker_irq)
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{
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if (state)
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m_maincpu->set_input_line(MC68HC11_IRQ_LINE, ASSERT_LINE);
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}
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READ8_MEMBER(hitpoker_state::irq_clear_r)
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{
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if (!machine().side_effects_disabled())
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m_maincpu->set_input_line(MC68HC11_IRQ_LINE, CLEAR_LINE);
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return 0xff;
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}
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/* overlap empty rom addresses */
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void hitpoker_state::hitpoker_map(address_map &map)
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{
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@ -267,7 +281,7 @@ void hitpoker_state::hitpoker_map(address_map &map)
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map(0x8000, 0xb5ff).rw(this, FUNC(hitpoker_state::hitpoker_vram_r), FUNC(hitpoker_state::hitpoker_vram_w));
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map(0xb600, 0xbdff).ram();
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map(0xbe0a, 0xbe0a).portr("IN0");
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map(0xbe0c, 0xbe0c).portr("IN2"); //irq ack?
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map(0xbe0c, 0xbe0c).r(this, FUNC(hitpoker_state::irq_clear_r));
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map(0xbe0d, 0xbe0d).r(this, FUNC(hitpoker_state::rtc_r));
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map(0xbe0e, 0xbe0e).portr("IN1");
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map(0xbe50, 0xbe51).w(this, FUNC(hitpoker_state::eeprom_offset_w));
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@ -363,32 +377,6 @@ static INPUT_PORTS_START( hitpoker )
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PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_START("IN2")
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PORT_DIPNAME( 0x01, 0x01, "IN2" )
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PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
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PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_START("DSW1")
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PORT_DIPNAME( 0x01, 0x01, "DSW1" )
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PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
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@ -470,17 +458,11 @@ static GFXDECODE_START( hitpoker )
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GFXDECODE_ENTRY( "gfx1", 0, hitpoker_layout_8bpp, 0, 8 )
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GFXDECODE_END
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INTERRUPT_GEN_MEMBER(hitpoker_state::hitpoker_irq)
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{
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device.execute().set_input_line(MC68HC11_IRQ_LINE, HOLD_LINE);
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}
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MACHINE_CONFIG_START(hitpoker_state::hitpoker)
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MCFG_CPU_ADD("maincpu", MC68HC11,1000000)
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MCFG_CPU_PROGRAM_MAP(hitpoker_map)
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MCFG_CPU_IO_MAP(hitpoker_io)
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MCFG_MC68HC11_CONFIG(0, 0x100, 0x01)
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MCFG_CPU_VBLANK_INT_DRIVER("screen", hitpoker_state, hitpoker_irq)
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MCFG_NVRAM_ADD_0FILL("nvram")
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@ -496,6 +478,7 @@ MACHINE_CONFIG_START(hitpoker_state::hitpoker)
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MCFG_MC6845_ADD("crtc", H46505, "screen", CRTC_CLOCK/2) /* hand tuned to get ~60 fps */
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MCFG_MC6845_SHOW_BORDER_AREA(false)
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MCFG_MC6845_CHAR_WIDTH(8)
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MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(hitpoker_state, hitpoker_irq))
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MCFG_GFXDECODE_ADD("gfxdecode", "palette", hitpoker)
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MCFG_PALETTE_ADD("palette", 0x800)
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