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Diffstat (limited to 'src/mame/drivers/gng.cpp')
-rw-r--r--src/mame/drivers/gng.cpp117
1 files changed, 60 insertions, 57 deletions
diff --git a/src/mame/drivers/gng.cpp b/src/mame/drivers/gng.cpp
index a91bff687c3..55723487f62 100644
--- a/src/mame/drivers/gng.cpp
+++ b/src/mame/drivers/gng.cpp
@@ -65,63 +65,66 @@ READ8_MEMBER(gng_state::diamond_hack_r)
return 0;
}
-ADDRESS_MAP_START(gng_state::gng_map)
- AM_RANGE(0x0000, 0x1dff) AM_RAM
- AM_RANGE(0x1e00, 0x1fff) AM_RAM AM_SHARE("spriteram")
- AM_RANGE(0x2000, 0x27ff) AM_RAM_WRITE(gng_fgvideoram_w) AM_SHARE("fgvideoram")
- AM_RANGE(0x2800, 0x2fff) AM_RAM_WRITE(gng_bgvideoram_w) AM_SHARE("bgvideoram")
- AM_RANGE(0x3000, 0x3000) AM_READ_PORT("SYSTEM")
- AM_RANGE(0x3001, 0x3001) AM_READ_PORT("P1")
- AM_RANGE(0x3002, 0x3002) AM_READ_PORT("P2")
- AM_RANGE(0x3003, 0x3003) AM_READ_PORT("DSW1")
- AM_RANGE(0x3004, 0x3004) AM_READ_PORT("DSW2")
- AM_RANGE(0x3800, 0x38ff) AM_DEVWRITE("palette", palette_device, write8_ext) AM_SHARE("palette_ext")
- AM_RANGE(0x3900, 0x39ff) AM_DEVWRITE("palette", palette_device, write8) AM_SHARE("palette")
- AM_RANGE(0x3a00, 0x3a00) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
- AM_RANGE(0x3b08, 0x3b09) AM_WRITE(gng_bgscrollx_w)
- AM_RANGE(0x3b0a, 0x3b0b) AM_WRITE(gng_bgscrolly_w)
- AM_RANGE(0x3c00, 0x3c00) AM_NOP /* watchdog? */
- AM_RANGE(0x3d00, 0x3d07) AM_DEVWRITE("mainlatch", ls259_device, write_d0)
- AM_RANGE(0x3e00, 0x3e00) AM_WRITE(gng_bankswitch_w)
- AM_RANGE(0x4000, 0x5fff) AM_ROMBANK("bank1")
- AM_RANGE(0x6000, 0xffff) AM_ROM
-ADDRESS_MAP_END
-
-ADDRESS_MAP_START(gng_state::diamond_map)
- AM_RANGE(0x0000, 0x1dff) AM_RAM
- AM_RANGE(0x1e00, 0x1fff) AM_RAM AM_SHARE("spriteram")
- AM_RANGE(0x2000, 0x27ff) AM_RAM_WRITE(gng_fgvideoram_w) AM_SHARE("fgvideoram")
- AM_RANGE(0x2800, 0x2fff) AM_RAM_WRITE(gng_bgvideoram_w) AM_SHARE("bgvideoram")
- AM_RANGE(0x3000, 0x33ff) AM_NOP // faulty POST?
- AM_RANGE(0x3000, 0x3000) AM_READ_PORT("SYSTEM")
- AM_RANGE(0x3001, 0x3001) AM_READ_PORT("P1")
- AM_RANGE(0x3002, 0x3002) AM_READ_PORT("P2")
- AM_RANGE(0x3003, 0x3003) AM_READ_PORT("DSW1")
- AM_RANGE(0x3004, 0x3004) AM_READ_PORT("DSW2")
- AM_RANGE(0x3800, 0x38ff) AM_DEVWRITE("palette", palette_device, write8_ext) AM_SHARE("palette_ext")
- AM_RANGE(0x3900, 0x39ff) AM_DEVWRITE("palette", palette_device, write8) AM_SHARE("palette")
- AM_RANGE(0x3a00, 0x3a00) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
- AM_RANGE(0x3b08, 0x3b09) AM_WRITE(gng_bgscrollx_w)
- AM_RANGE(0x3b0a, 0x3b0b) AM_WRITE(gng_bgscrolly_w)
- AM_RANGE(0x3c00, 0x3c00) AM_NOP /* watchdog? */
- AM_RANGE(0x3d00, 0x3d00) AM_WRITENOP // ? (writes $01 and $0F)
- AM_RANGE(0x3d01, 0x3d01) AM_WRITENOP // ?
- AM_RANGE(0x3e00, 0x3e00) AM_WRITE(gng_bankswitch_w)
- AM_RANGE(0x4000, 0x5fff) AM_ROMBANK("bank1")
- AM_RANGE(0x6000, 0xffff) AM_ROM
- AM_RANGE(0x6000, 0x6000) AM_READ(diamond_hack_r)
- AM_RANGE(0x6048, 0x6048) AM_WRITENOP // ?
-ADDRESS_MAP_END
-
-
-
-ADDRESS_MAP_START(gng_state::sound_map)
- AM_RANGE(0x0000, 0x7fff) AM_ROM
- AM_RANGE(0xc000, 0xc7ff) AM_RAM
- AM_RANGE(0xc800, 0xc800) AM_DEVREAD("soundlatch", generic_latch_8_device, read)
- AM_RANGE(0xe000, 0xe001) AM_DEVWRITE("ym1", ym2203_device, write)
- AM_RANGE(0xe002, 0xe003) AM_DEVWRITE("ym2", ym2203_device, write)
-ADDRESS_MAP_END
+void gng_state::gng_map(address_map &map)
+{
+ map(0x0000, 0x1dff).ram();
+ map(0x1e00, 0x1fff).ram().share("spriteram");
+ map(0x2000, 0x27ff).ram().w(this, FUNC(gng_state::gng_fgvideoram_w)).share("fgvideoram");
+ map(0x2800, 0x2fff).ram().w(this, FUNC(gng_state::gng_bgvideoram_w)).share("bgvideoram");
+ map(0x3000, 0x3000).portr("SYSTEM");
+ map(0x3001, 0x3001).portr("P1");
+ map(0x3002, 0x3002).portr("P2");
+ map(0x3003, 0x3003).portr("DSW1");
+ map(0x3004, 0x3004).portr("DSW2");
+ map(0x3800, 0x38ff).w(m_palette, FUNC(palette_device::write8_ext)).share("palette_ext");
+ map(0x3900, 0x39ff).w(m_palette, FUNC(palette_device::write8)).share("palette");
+ map(0x3a00, 0x3a00).w("soundlatch", FUNC(generic_latch_8_device::write));
+ map(0x3b08, 0x3b09).w(this, FUNC(gng_state::gng_bgscrollx_w));
+ map(0x3b0a, 0x3b0b).w(this, FUNC(gng_state::gng_bgscrolly_w));
+ map(0x3c00, 0x3c00).noprw(); /* watchdog? */
+ map(0x3d00, 0x3d07).w("mainlatch", FUNC(ls259_device::write_d0));
+ map(0x3e00, 0x3e00).w(this, FUNC(gng_state::gng_bankswitch_w));
+ map(0x4000, 0x5fff).bankr("bank1");
+ map(0x6000, 0xffff).rom();
+}
+
+void gng_state::diamond_map(address_map &map)
+{
+ map(0x0000, 0x1dff).ram();
+ map(0x1e00, 0x1fff).ram().share("spriteram");
+ map(0x2000, 0x27ff).ram().w(this, FUNC(gng_state::gng_fgvideoram_w)).share("fgvideoram");
+ map(0x2800, 0x2fff).ram().w(this, FUNC(gng_state::gng_bgvideoram_w)).share("bgvideoram");
+ map(0x3000, 0x33ff).noprw(); // faulty POST?
+ map(0x3000, 0x3000).portr("SYSTEM");
+ map(0x3001, 0x3001).portr("P1");
+ map(0x3002, 0x3002).portr("P2");
+ map(0x3003, 0x3003).portr("DSW1");
+ map(0x3004, 0x3004).portr("DSW2");
+ map(0x3800, 0x38ff).w(m_palette, FUNC(palette_device::write8_ext)).share("palette_ext");
+ map(0x3900, 0x39ff).w(m_palette, FUNC(palette_device::write8)).share("palette");
+ map(0x3a00, 0x3a00).w("soundlatch", FUNC(generic_latch_8_device::write));
+ map(0x3b08, 0x3b09).w(this, FUNC(gng_state::gng_bgscrollx_w));
+ map(0x3b0a, 0x3b0b).w(this, FUNC(gng_state::gng_bgscrolly_w));
+ map(0x3c00, 0x3c00).noprw(); /* watchdog? */
+ map(0x3d00, 0x3d00).nopw(); // ? (writes $01 and $0F)
+ map(0x3d01, 0x3d01).nopw(); // ?
+ map(0x3e00, 0x3e00).w(this, FUNC(gng_state::gng_bankswitch_w));
+ map(0x4000, 0x5fff).bankr("bank1");
+ map(0x6000, 0xffff).rom();
+ map(0x6000, 0x6000).r(this, FUNC(gng_state::diamond_hack_r));
+ map(0x6048, 0x6048).nopw(); // ?
+}
+
+
+
+void gng_state::sound_map(address_map &map)
+{
+ map(0x0000, 0x7fff).rom();
+ map(0xc000, 0xc7ff).ram();
+ map(0xc800, 0xc800).r("soundlatch", FUNC(generic_latch_8_device::read));
+ map(0xe000, 0xe001).w("ym1", FUNC(ym2203_device::write));
+ map(0xe002, 0xe003).w("ym2", FUNC(ym2203_device::write));
+}
static INPUT_PORTS_START( gng )