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-rwxr-xr-xsrc/mame/drivers/akkaarrh.cpp401
1 files changed, 401 insertions, 0 deletions
diff --git a/src/mame/drivers/akkaarrh.cpp b/src/mame/drivers/akkaarrh.cpp
new file mode 100755
index 00000000000..be93fe7c91b
--- /dev/null
+++ b/src/mame/drivers/akkaarrh.cpp
@@ -0,0 +1,401 @@
+/***************************************************************************
+
+ Atari Akka Arrh hardware
+
+ driver by Aaron Giles
+
+ Games supported:
+ * Akka Arrh (1982)
+
+ Known issues:
+ * none at this time
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6502/m6502.h"
+#include "machine/er2055.h"
+#include "machine/watchdog.h"
+#include "sound/pokey.h"
+#include "emupal.h"
+#include "speaker.h"
+
+
+class akkaarrh_state : public driver_device
+{
+public:
+ akkaarrh_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_earom(*this, "earom"),
+ m_videoram(*this, "videoram"),
+ m_spriteram(*this, "spriteram"),
+ m_palette(*this, "palette"),
+ m_palette_ram(*this, "paletteram"),
+ m_gfxdecode(*this, "gfxdecode"),
+ m_screen(*this, "screen")
+ { }
+
+ void akkaarrh(machine_config &config);
+
+private:
+ virtual void video_start() override;
+ uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
+ void main_map(address_map &map);
+
+ TILE_GET_INFO_MEMBER(get_tile_info);
+
+ DECLARE_WRITE8_MEMBER(videoram_w);
+ DECLARE_WRITE8_MEMBER(paletteram_w);
+ DECLARE_WRITE8_MEMBER(irq_ack_w);
+ DECLARE_WRITE8_MEMBER(unknown_w);
+ DECLARE_WRITE8_MEMBER(video_mirror_w);
+ DECLARE_READ8_MEMBER(earom_read);
+ DECLARE_WRITE8_MEMBER(earom_write);
+ DECLARE_WRITE8_MEMBER(earom_control_w);
+
+ required_device<cpu_device> m_maincpu;
+ required_device<er2055_device> m_earom;
+ required_shared_ptr<uint8_t> m_videoram;
+ required_shared_ptr<uint8_t> m_spriteram;
+ required_device<palette_device> m_palette;
+ required_shared_ptr<uint8_t> m_palette_ram;
+ required_device<gfxdecode_device> m_gfxdecode;
+ required_device<screen_device> m_screen;
+
+ tilemap_t * m_tilemap[4];
+ uint8_t m_video_mirror;
+};
+
+static constexpr XTAL MASTER_CLOCK = 12.096_MHz_XTAL;
+
+
+
+/*************************************
+ *
+ * Video system start and update
+ *
+ *************************************/
+
+void akkaarrh_state::video_start()
+{
+ m_tilemap[0] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(akkaarrh_state::get_tile_info), this), TILEMAP_SCAN_ROWS, 8, 8, 32, 30);
+ m_tilemap[1] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(akkaarrh_state::get_tile_info), this), TILEMAP_SCAN_ROWS, 8, 8, 32, 30);
+ m_tilemap[2] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(akkaarrh_state::get_tile_info), this), TILEMAP_SCAN_ROWS, 8, 8, 32, 30);
+ m_tilemap[3] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(akkaarrh_state::get_tile_info), this), TILEMAP_SCAN_ROWS, 8, 8, 32, 30);
+
+ m_tilemap[0]->set_flip(0);
+ m_tilemap[1]->set_flip(TILEMAP_FLIPX);
+ m_tilemap[2]->set_flip(TILEMAP_FLIPY);
+ m_tilemap[3]->set_flip(TILEMAP_FLIPX | TILEMAP_FLIPY);
+}
+
+uint32_t akkaarrh_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ // draw the background
+ if ((m_video_mirror & 1) == 0)
+ {
+ m_tilemap[0]->draw(screen, bitmap, cliprect, 0, 0);
+ }
+ else
+ {
+ // the zoom-effect mirrors the upper-left quadrant
+ static const rectangle quadrants[4] =
+ {
+ { 0, 127, 0, 119 },
+ { 128, 255, 0, 119 },
+ { 0, 127, 120, 239 },
+ { 128, 255, 120, 239 }
+ };
+
+ for (uint32_t i = 0 ; i < 4; ++i)
+ {
+ rectangle clip = cliprect;
+ clip &= quadrants[i];
+ m_tilemap[i]->draw(screen, bitmap, clip, 0, 0);
+ }
+ }
+
+ gfx_element *gfx = m_gfxdecode->gfx(1);
+
+ // draw the sprites
+ for (uint32_t offs = 0; offs < 0x100; offs += 4)
+ {
+ int code = m_spriteram[offs + 1];
+ int color = m_spriteram[offs] & 0xf;
+ int x = m_spriteram[offs + 3];
+ int y = 240 - m_spriteram[offs + 2];
+
+ gfx->transpen(bitmap, cliprect, code, color, 0, 0, x, y, 0);
+ }
+
+ return 0;
+}
+
+
+
+/*************************************
+ *
+ * Video RAM access
+ *
+ *************************************/
+
+TILE_GET_INFO_MEMBER(akkaarrh_state::get_tile_info)
+{
+ int data = m_videoram[tile_index];
+ int data2 = m_videoram[tile_index + 0x400];
+ SET_TILE_INFO_MEMBER(0, data, data2 & 0xf, TILE_FLIPYX(data2 >> 6));
+}
+
+WRITE8_MEMBER(akkaarrh_state::videoram_w)
+{
+ m_videoram[offset] = data;
+
+ int tile = offset & 0x3ff;
+ m_tilemap[0]->mark_tile_dirty(tile);
+ m_tilemap[1]->mark_tile_dirty(tile);
+ m_tilemap[2]->mark_tile_dirty(tile);
+ m_tilemap[3]->mark_tile_dirty(tile);
+}
+
+WRITE8_MEMBER(akkaarrh_state::paletteram_w)
+{
+ m_palette_ram[offset] = data;
+ m_palette->set_pen_color(offset, pal3bit(data >> 5), pal2bit(data >> 3), pal3bit(data >> 0));
+}
+
+
+
+/*************************************
+ *
+ * Memory handlers
+ *
+ *************************************/
+
+WRITE8_MEMBER(akkaarrh_state::video_mirror_w)
+{
+ m_video_mirror = data;
+}
+
+WRITE8_MEMBER(akkaarrh_state::irq_ack_w)
+{
+ m_maincpu->set_input_line(M6502_IRQ_LINE, CLEAR_LINE);
+}
+
+WRITE8_MEMBER(akkaarrh_state::unknown_w)
+{
+ // Might be lamps?
+}
+
+
+
+/*************************************
+ *
+ * High score EAROM
+ *
+ *************************************/
+
+READ8_MEMBER(akkaarrh_state::earom_read)
+{
+ return m_earom->data();
+}
+
+WRITE8_MEMBER(akkaarrh_state::earom_write)
+{
+ m_earom->set_address(offset & 0x3f);
+ m_earom->set_data(data);
+}
+
+WRITE8_MEMBER(akkaarrh_state::earom_control_w)
+{
+ // CK = DB0, C1 = /DB2, C2 = DB1, CS1 = DB3, /CS2 = GND
+ m_earom->set_control(BIT(data, 3), 1, !BIT(data, 2), BIT(data, 1));
+ m_earom->set_clk(BIT(data, 0));
+}
+
+
+
+/*************************************
+ *
+ * CPU memory map
+ *
+ *************************************/
+
+void akkaarrh_state::main_map(address_map &map)
+{
+ map(0x0000, 0x07ff).ram();
+ map(0x1000, 0x10ff).ram().share("spriteram");
+ map(0x2000, 0x27ff).ram().w(FUNC(akkaarrh_state::videoram_w)).share("videoram");
+ map(0x3000, 0x30ff).ram().w(FUNC(akkaarrh_state::paletteram_w)).share("paletteram");
+ map(0x4000, 0x4000).w(FUNC(akkaarrh_state::irq_ack_w));
+ map(0x5000, 0x5000).w("watchdog", FUNC(watchdog_timer_device::reset_w));
+ map(0x6000, 0x6000).w(FUNC(akkaarrh_state::video_mirror_w));
+ map(0x7010, 0x701f).rw("pokey1", FUNC(pokey_device::read), FUNC(pokey_device::write));
+ map(0x7020, 0x702f).rw("pokey2", FUNC(pokey_device::read), FUNC(pokey_device::write));
+ map(0x7040, 0x707f).nopr().w(FUNC(akkaarrh_state::earom_write));
+ map(0x7080, 0x7080).portr("7080");
+ map(0x7081, 0x7081).portr("7081");
+ map(0x7082, 0x7082).portr("7082");
+ map(0x7083, 0x7083).portr("7083");
+ map(0x7087, 0x7087).r(FUNC(akkaarrh_state::earom_read));
+ map(0x70c0, 0x70c3).w(FUNC(akkaarrh_state::unknown_w));
+ map(0x70c7, 0x70c7).w(FUNC(akkaarrh_state::earom_control_w));
+ map(0x8000, 0xffff).rom();
+}
+
+
+
+/*************************************
+ *
+ * Port definitions
+ *
+ *************************************/
+
+static INPUT_PORTS_START( akkaarrh )
+ PORT_START("7080")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_NAME("Zoom")
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Fire")
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Power blaster")
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("7081")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN3 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN ) // tested; if 0, writes 240 to $FD
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) // resets game
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("7082")
+ PORT_BIT( 0x0f, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_REVERSE
+ PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("7083")
+ PORT_BIT( 0x0f, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(30) PORT_KEYDELTA(20)
+ PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+
+/*************************************
+ *
+ * Graphics definitions
+ *
+ *************************************/
+
+static const gfx_layout pflayout =
+{
+ 8,8,
+ RGN_FRAC(1,4),
+ 4,
+ { RGN_FRAC(3,4), RGN_FRAC(2,4), RGN_FRAC(1,4), RGN_FRAC(0,4) },
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8*8
+};
+
+static const gfx_layout spritelayout =
+{
+ 16,16,
+ RGN_FRAC(1,4),
+ 4,
+ { RGN_FRAC(3,4), RGN_FRAC(2,4), RGN_FRAC(1,4), RGN_FRAC(0,4) },
+ { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
+ { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16, 8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16 },
+ 16*16
+};
+
+static GFXDECODE_START( gfx_akkaarrh )
+ GFXDECODE_ENTRY( "gfx1", 0x0000, pflayout, 0, 16 )
+ GFXDECODE_ENTRY( "gfx2", 0x0000, spritelayout, 0, 16 )
+GFXDECODE_END
+
+
+
+/*************************************
+ *
+ * Machine driver
+ *
+ *************************************/
+
+void akkaarrh_state::akkaarrh(machine_config &config)
+{
+ // basic machine hardware
+ M6502(config, m_maincpu, MASTER_CLOCK/8); // Unverified
+ m_maincpu->set_addrmap(AS_PROGRAM, &akkaarrh_state::main_map);
+ m_maincpu->set_periodic_int(FUNC(akkaarrh_state::irq0_line_assert), attotime::from_hz(4 * 60));
+
+ WATCHDOG_TIMER(config, "watchdog");
+ ER2055(config, m_earom);
+
+ // video hardware
+ GFXDECODE(config, m_gfxdecode, m_palette, gfx_akkaarrh);
+ PALETTE(config, m_palette).set_entries(256);
+
+ SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
+ m_screen->set_size(256, 262);
+ m_screen->set_visarea(0, 255, 0, 239);
+ m_screen->set_refresh_hz(60);
+ m_screen->set_screen_update(FUNC(akkaarrh_state::screen_update));
+ m_screen->set_palette(m_palette);
+
+ // sound hardware
+ SPEAKER(config, "mono").front_center();
+
+ pokey_device &pokey1(POKEY(config, "pokey1", 1250000)); // Unverified
+ pokey1.add_route(ALL_OUTPUTS, "mono", 0.5);
+
+ pokey_device &pokey2(POKEY(config, "pokey2", 1250000)); // Unverified
+ pokey2.add_route(ALL_OUTPUTS, "mono", 0.5);
+}
+
+
+
+/*************************************
+ *
+ * ROM definitions
+ *
+ *************************************/
+
+ROM_START( akkaarrh )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "akka_8000.p1", 0x8000, 0x1000, CRC(578bb162) SHA1(f003d9a63e397c377e4738ca31a637da1da2cbdb) )
+ ROM_LOAD( "akka_9000.m1", 0x9000, 0x1000, CRC(837fa612) SHA1(2a2ccbf879fd9cfc0342e6c5bbcd23962bdbbcde) )
+ ROM_LOAD( "akka_a000.l1", 0xa000, 0x1000, CRC(13c769e9) SHA1(8e6c7b21fa555850ba8d00abbb4516e483964b5d) )
+ ROM_LOAD( "akka_b000.j1", 0xb000, 0x1000, CRC(35c04f28) SHA1(71ad7eaf5bf96c1a0a321f1b04706afd40d9757f) )
+ ROM_LOAD( "akka_c000.h1", 0xc000, 0x1000, CRC(17e85ac4) SHA1(bd010060eaf8fbf27176d4fdec241ee3b42aece8) )
+ ROM_LOAD( "akka_d000.e1", 0xd000, 0x1000, CRC(03fb4143) SHA1(3a2106d7322139b9924566133d084bb7c5d769bc) )
+ ROM_LOAD( "akka_e000.f1", 0xe000, 0x1000, CRC(8d3e671c) SHA1(c99d92c4afaa1ba043520b98d925f83490e49f0a) )
+ ROM_RELOAD( 0xf000, 0x1000 )
+
+ ROM_REGION( 0x2000, "gfx1", 0 )
+ ROM_LOAD( "akka_pf0.l6", 0x0000, 0x0800, CRC(5c10b63e) SHA1(27ac6cebb3f6733cb830210f4723938ec2ddaafc) )
+ ROM_LOAD( "akka_pf1.j6", 0x0800, 0x0800, CRC(636fd64c) SHA1(c2985332b8f32a8dd096fc081df12ae1a132e6a3) )
+ ROM_LOAD( "akka_pf2.p6", 0x1000, 0x0800, CRC(a5f25d69) SHA1(8f5af774db3ed3969c8c0a0b530ea62198830e3d) )
+ ROM_LOAD( "akka_pf3.m6", 0x1800, 0x0800, CRC(a3449469) SHA1(42f2ccf6ea02987bfb91ff1ca42684e9700f2f8f) )
+
+ ROM_REGION( 0x4000, "gfx2", 0 )
+ ROM_LOAD( "akka_mo0.f11", 0x0000, 0x1000, CRC(71bd1bc6) SHA1(9c3d2c039c648834a7a0b98cd2dcbbbb88f74dd8) )
+ ROM_LOAD( "akka_mo1.d11", 0x1000, 0x1000, CRC(a5ee8ecc) SHA1(d2a8c9791dca9157d9d20b8a4f6e760e6db35f05) )
+ ROM_LOAD( "akka_mo2.a11", 0x2000, 0x1000, CRC(11cec4d9) SHA1(32ea614c25473aeb9a012a3980ad616592f6c3bb) )
+ ROM_LOAD( "akka_mo3.b11", 0x3000, 0x1000, CRC(adcf6a36) SHA1(0555a252ba39400d2c533add6ac492926674d6ad) )
+ROM_END
+
+
+
+/*************************************
+ *
+ * Game drivers
+ *
+ *************************************/
+
+GAME( 1982, akkaarrh, 0, akkaarrh, akkaarrh, akkaarrh_state, empty_init, ROT0, "Atari", "Akka Arrh (prototype)", 0 )