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Diffstat (limited to 'trunk/src/mame/drivers/skeetsht.c')
-rw-r--r--trunk/src/mame/drivers/skeetsht.c300
1 files changed, 300 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/skeetsht.c b/trunk/src/mame/drivers/skeetsht.c
new file mode 100644
index 00000000000..a72670c8134
--- /dev/null
+++ b/trunk/src/mame/drivers/skeetsht.c
@@ -0,0 +1,300 @@
+/***************************************************************************
+
+ Dynamo Skeet Shot
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/mc68hc11/mc68hc11.h"
+#include "cpu/tms34010/tms34010.h"
+#include "sound/ay8910.h"
+#include "video/tlc34076.h"
+
+
+/*************************************
+ *
+ * Structs
+ *
+ *************************************/
+
+class skeetsht_state : public driver_device
+{
+public:
+ skeetsht_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag) { }
+
+ UINT16 *m_tms_vram;
+ UINT8 m_porta_latch;
+ UINT8 m_ay_sel;
+ UINT8 m_lastdataw;
+ UINT16 m_lastdatar;
+ device_t *m_ay;
+ device_t *m_tms;
+};
+
+
+/*************************************
+ *
+ * Initialisation
+ *
+ *************************************/
+
+static MACHINE_RESET( skeetsht )
+{
+ skeetsht_state *state = machine.driver_data<skeetsht_state>();
+
+ state->m_ay = machine.device("aysnd");
+ state->m_tms = machine.device("tms");
+}
+
+
+/*************************************
+ *
+ * Video Functions
+ *
+ *************************************/
+
+static VIDEO_START ( skeetsht )
+{
+}
+
+static void skeetsht_scanline_update(screen_device &screen, bitmap_t *bitmap, int scanline, const tms34010_display_params *params)
+{
+ skeetsht_state *state = screen.machine().driver_data<skeetsht_state>();
+ const rgb_t *const pens = tlc34076_get_pens(screen.machine().device("tlc34076"));
+ UINT16 *vram = &state->m_tms_vram[(params->rowaddr << 8) & 0x3ff00];
+ UINT32 *dest = BITMAP_ADDR32(bitmap, scanline, 0);
+ int coladdr = params->coladdr;
+ int x;
+
+ for (x = params->heblnk; x < params->hsblnk; x += 2)
+ {
+ UINT16 pixels = vram[coladdr++ & 0xff];
+ dest[x + 0] = pens[pixels & 0xff];
+ dest[x + 1] = pens[pixels >> 8];
+ }
+}
+
+static READ16_HANDLER( ramdac_r )
+{
+ offset = (offset >> 12) & ~4;
+
+ if (offset & 8)
+ offset = (offset & ~8) | 4;
+
+ return tlc34076_r(space->machine().device("tlc34076"), offset);
+}
+
+static WRITE16_HANDLER( ramdac_w )
+{
+ offset = (offset >> 12) & ~4;
+
+ if (offset & 8)
+ offset = (offset & ~8) | 4;
+
+ tlc34076_w(space->machine().device("tlc34076"), offset, data);
+}
+
+
+/*************************************
+ *
+ * CPU Communications
+ *
+ *************************************/
+
+static void skeetsht_tms_irq(device_t *device, int state)
+{
+ cputag_set_input_line(device->machine(), "68hc11", MC68HC11_IRQ_LINE, state ? ASSERT_LINE : CLEAR_LINE);
+}
+
+
+static WRITE8_HANDLER( tms_w )
+{
+ skeetsht_state *state = space->machine().driver_data<skeetsht_state>();
+
+ if ((offset & 1) == 0)
+ state->m_lastdataw = data;
+ else
+ tms34010_host_w(state->m_tms, offset >> 1, (state->m_lastdataw << 8) | data);
+}
+
+static READ8_HANDLER( tms_r )
+{
+ skeetsht_state *state = space->machine().driver_data<skeetsht_state>();
+
+ if ((offset & 1) == 0)
+ state->m_lastdatar = tms34010_host_r(state->m_tms, offset >> 1);
+
+ return state->m_lastdatar >> ((offset & 1) ? 0 : 8);
+}
+
+
+/*************************************
+ *
+ * I/O
+ *
+ *************************************/
+
+static READ8_HANDLER( hc11_porta_r )
+{
+ skeetsht_state *state = space->machine().driver_data<skeetsht_state>();
+
+ return state->m_porta_latch;
+}
+
+static WRITE8_HANDLER( hc11_porta_w )
+{
+ skeetsht_state *state = space->machine().driver_data<skeetsht_state>();
+
+ if (!(data & 0x8) && (state->m_porta_latch & 8))
+ state->m_ay_sel = state->m_porta_latch & 0x10;
+
+ state->m_porta_latch = data;
+}
+
+static WRITE8_HANDLER( ay8910_w )
+{
+ skeetsht_state *state = space->machine().driver_data<skeetsht_state>();
+
+ if (state->m_ay_sel)
+ ay8910_data_w(state->m_ay, 0, data);
+ else
+ ay8910_address_w(state->m_ay, 0, data);
+}
+
+
+/*************************************
+ *
+ * Main CPU memory handlers
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( hc11_pgm_map, AS_PROGRAM, 8 )
+ AM_RANGE(0x2800, 0x2807) AM_READWRITE(tms_r, tms_w)
+ AM_RANGE(0x1800, 0x1800) AM_WRITE(ay8910_w)
+ AM_RANGE(0xb600, 0xbdff) AM_RAM //internal EEPROM
+ AM_RANGE(0x0000, 0xffff) AM_ROM AM_REGION("68hc11", 0)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( hc11_io_map, AS_IO, 8 )
+ AM_RANGE(MC68HC11_IO_PORTA, MC68HC11_IO_PORTA) AM_READWRITE(hc11_porta_r, hc11_porta_w)
+ADDRESS_MAP_END
+
+
+/*************************************
+ *
+ * Video CPU memory handlers
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( tms_program_map, AS_PROGRAM, 16 )
+ AM_RANGE(0xc0000000, 0xc00001ff) AM_READWRITE(tms34010_io_register_r, tms34010_io_register_w)
+ AM_RANGE(0x00000000, 0x003fffff) AM_RAM AM_BASE_MEMBER(skeetsht_state,m_tms_vram)
+ AM_RANGE(0x00440000, 0x004fffff) AM_READWRITE(ramdac_r, ramdac_w)
+ AM_RANGE(0xff800000, 0xffbfffff) AM_ROM AM_MIRROR(0x00400000) AM_REGION("tms", 0)
+ADDRESS_MAP_END
+
+
+/*************************************
+ *
+ * Input definitions
+ *
+ *************************************/
+
+static INPUT_PORTS_START( skeetsht )
+INPUT_PORTS_END
+
+
+/*************************************
+ *
+ * 68HC11A1 configuration
+ *
+ *************************************/
+
+static const hc11_config skeetsht_hc11_config =
+{
+ 0,
+ 0x100, /* 256 bytes RAM */
+// 0x200, /* 512 bytes EEPROM */
+};
+
+
+/*************************************
+ *
+ * TMS34010 configuration
+ *
+ *************************************/
+
+static const tms34010_config tms_config =
+{
+ TRUE, /* halt on reset */
+ "screen", /* the screen operated on */
+ 48000000 / 8, /* pixel clock */
+ 1, /* pixels per clock */
+ skeetsht_scanline_update, /* scanline updater */
+ skeetsht_tms_irq, /* generate interrupt */
+ NULL, /* write to shiftreg function */
+ NULL /* read from shiftreg function */
+};
+
+
+
+/*************************************
+ *
+ * Machine driver
+ *
+ *************************************/
+
+static MACHINE_CONFIG_START( skeetsht, skeetsht_state )
+
+ MCFG_CPU_ADD("68hc11", MC68HC11, 4000000) // ?
+ MCFG_CPU_PROGRAM_MAP(hc11_pgm_map)
+ MCFG_CPU_IO_MAP(hc11_io_map)
+ MCFG_CPU_CONFIG(skeetsht_hc11_config)
+
+ MCFG_CPU_ADD("tms", TMS34010, 48000000)
+ MCFG_CPU_CONFIG(tms_config)
+ MCFG_CPU_PROGRAM_MAP(tms_program_map)
+
+ MCFG_MACHINE_RESET(skeetsht)
+
+ MCFG_TLC34076_ADD("tlc34076", TLC34076_6_BIT)
+
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
+ MCFG_SCREEN_RAW_PARAMS(48000000 / 8, 156*4, 0, 100*4, 328, 0, 300) // FIXME
+ MCFG_SCREEN_UPDATE(tms340x0)
+
+ MCFG_VIDEO_START(skeetsht)
+
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+ MCFG_SOUND_ADD("aysnd", AY8910, 2000000) // ?
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
+MACHINE_CONFIG_END
+
+
+/*************************************
+ *
+ * ROM definition(s)
+ *
+ *************************************/
+
+ROM_START( skeetsht )
+ ROM_REGION( 0x40000, "68hc11", 0 )
+ ROM_LOAD( "hc_11_v1.2.u34", 0x00000, 0x20000, CRC(b9801dea) SHA1(bc5bcd29b5880081c87b4014eb2c9c5077024db1) )
+ ROM_LOAD( "sound.u35", 0x20000, 0x20000, CRC(0d9be853) SHA1(51eda4e0a99d50e09476704eb75310b5ee2690f4) )
+
+ ROM_REGION16_LE( 0x200000, "tms", 0 )
+ ROM_LOAD16_BYTE( "even_v1.2.u14", 0x000000, 0x40000, CRC(c7c9515e) SHA1(ce3e813c15085790d5335d9fc751b3cc5b617b20) )
+ ROM_LOAD16_BYTE( "odd_v1.2.u13", 0x000001, 0x40000, CRC(ea4402fb) SHA1(b0b6b191a8b48bead660a385c638363943a6ffe2) )
+ROM_END
+
+
+/*************************************
+ *
+ * Game driver(s)
+ *
+ *************************************/
+
+GAME( 1991, skeetsht, 0, skeetsht, skeetsht, 0, ROT0, "Dynamo", "Skeet Shot", GAME_NOT_WORKING )