mirror of
https://github.com/holub/mame
synced 2025-04-26 18:23:08 +03:00
Added RAMDAC and AY-3-8910 hookup
This commit is contained in:
Phil Bennett
parent
2246b5eeba
commit
1b8d1840fa
@ -7,6 +7,7 @@
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#include "driver.h"
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#include "cpu/mc68hc11/mc68hc11.h"
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#include "cpu/tms34010/tms34010.h"
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#include "sound/ay8910.h"
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#include "video/tlc34076.h"
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@ -16,7 +17,9 @@
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*
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*************************************/
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static UINT16 *tms_vram;
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static UINT16 *tms_vram;
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static UINT8 porta_latch;
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static UINT8 ay_sel;
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/*************************************
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@ -43,18 +46,9 @@ static VIDEO_START ( skeetsht )
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}
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void skeetsht_to_shiftreg(const address_space *space, UINT32 address, UINT16 *shiftreg)
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{
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memcpy(shiftreg, &tms_vram[TOWORD(address)], 512 * sizeof(UINT16));
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}
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void skeetsht_from_shiftreg(const address_space *space, UINT32 address, UINT16 *shiftreg)
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{
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memcpy(&tms_vram[TOWORD(address)], shiftreg, 512 * sizeof(UINT16));
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}
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void skeetsht_scanline_update(const device_config *screen, bitmap_t *bitmap, int scanline, const tms34010_display_params *params)
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{
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const rgb_t *const pens = tlc34076_get_pens();
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UINT16 *vram = &tms_vram[(params->rowaddr << 8) & 0x3ff00];
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UINT32 *dest = BITMAP_ADDR32(bitmap, scanline, 0);
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int coladdr = params->coladdr;
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@ -63,11 +57,31 @@ void skeetsht_scanline_update(const device_config *screen, bitmap_t *bitmap, int
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for (x = params->heblnk; x < params->hsblnk; x += 2)
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{
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UINT16 pixels = vram[coladdr++ & 0xff];
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dest[x + 0] = screen->machine->pens[pixels & 0xff];
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dest[x + 1] = screen->machine->pens[pixels >> 8];
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dest[x + 0] = pens[pixels & 0xff];
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dest[x + 1] = pens[pixels >> 8];
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}
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}
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static READ16_HANDLER( ramdac_r )
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{
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offset = (offset >> 12) & ~4;
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if (offset & 8)
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offset = (offset & ~8) | 4;
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return tlc34076_r(space, offset);
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}
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static WRITE16_HANDLER( ramdac_w )
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{
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offset = (offset >> 12) & ~4;
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if (offset & 8)
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offset = (offset & ~8) | 4;
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tlc34076_w(space, offset, data);
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}
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/*************************************
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*
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@ -102,6 +116,36 @@ static READ8_HANDLER( tms_r )
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}
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/*************************************
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*
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* I/O
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*
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*************************************/
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static READ8_HANDLER( hc11_porta_r )
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{
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return porta_latch;
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}
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static WRITE8_HANDLER( hc11_porta_w )
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{
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if (!(data & 0x8) && (porta_latch & 8))
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ay_sel = porta_latch & 0x10;
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porta_latch = data;
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}
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static WRITE8_HANDLER( ay8910_w )
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{
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const device_config *ay = devtag_get_device(space->machine, "ay");
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if (ay_sel)
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ay8910_data_w(ay, 0, data);
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else
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ay8910_address_w(ay, 0, data);
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}
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/*************************************
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*
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* Main CPU memory handlers
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@ -110,15 +154,12 @@ static READ8_HANDLER( tms_r )
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static ADDRESS_MAP_START( hc11_pgm_map, ADDRESS_SPACE_PROGRAM, 8 )
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AM_RANGE(0x2800, 0x2807) AM_READWRITE(tms_r, tms_w)
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AM_RANGE(0x1800, 0x1800) AM_WRITE(ay8910_w)
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AM_RANGE(0x0000, 0xffff) AM_ROM AM_REGION("68hc11", 0)
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( hc11_io_map, ADDRESS_SPACE_IO, 8 )
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// AM_RANGE(MC68HC11_IO_PORTA, MC68HC11_IO_PORTA ) AM_NOP
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// AM_RANGE(MC68HC11_IO_PORTG, MC68HC11_IO_PORTG ) AM_READWRITE(hc11_comm_r, hc11_comm_w)
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// AM_RANGE(MC68HC11_IO_PORTH, MC68HC11_IO_PORTH ) AM_NOP
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// AM_RANGE(MC68HC11_IO_SPI2_DATA, MC68HC11_IO_SPI2_DATA) AM_READWRITE(hc11_data_r, hc11_data_w)
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// AM_RANGE(MC68HC11_IO_AD0, MC68HC11_IO_AD7 ) AM_READ(hc11_analog_r)
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AM_RANGE(MC68HC11_IO_PORTA, MC68HC11_IO_PORTA) AM_READWRITE(hc11_porta_r, hc11_porta_w)
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ADDRESS_MAP_END
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@ -131,8 +172,8 @@ ADDRESS_MAP_END
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static ADDRESS_MAP_START( tms_program_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0xc0000000, 0xc00001ff) AM_READWRITE(tms34010_io_register_r, tms34010_io_register_w)
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AM_RANGE(0x00000000, 0x003fffff) AM_RAM AM_BASE(&tms_vram)
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// AM_RANGE(0x00450000, 0x0045001f) AM_READWRITE(tlc34076_msb_r, tlc34076_msb_w)
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AM_RANGE(0xffc00000, 0xffffffff) AM_ROM AM_REGION("tms", 0)
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AM_RANGE(0x00440000, 0x004fffff) AM_READWRITE(ramdac_r, ramdac_w)
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AM_RANGE(0xff800000, 0xffbfffff) AM_ROM AM_MIRROR(0x00400000) AM_REGION("tms", 0)
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ADDRESS_MAP_END
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@ -146,25 +187,6 @@ static INPUT_PORTS_START( skeetsht )
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INPUT_PORTS_END
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/*************************************
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*
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* TMS34010 configuration
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*
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*************************************/
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static const tms34010_config tms_config =
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{
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FALSE, /* halt on reset */
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"screen", /* the screen operated on */
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48000000 / 8, /* pixel clock */
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1, /* pixels per clock */
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skeetsht_scanline_update, /* scanline updater */
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skeetsht_tms_irq, /* generate interrupt */
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skeetsht_to_shiftreg, /* write to shiftreg function */
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skeetsht_from_shiftreg /* read from shiftreg function */
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};
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/*************************************
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*
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* 68HC11A1 configuration
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@ -175,7 +197,26 @@ static const hc11_config skeetsht_hc11_config =
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{
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0,
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0x100, /* 256 bytes RAM */
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/* 512 bytes EEPROM */
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// 0x200, /* 512 bytes EEPROM */
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};
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/*************************************
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*
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* TMS34010 configuration
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*
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*************************************/
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static const tms34010_config tms_config =
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{
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TRUE, /* halt on reset */
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"screen", /* the screen operated on */
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48000000 / 8, /* pixel clock */
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1, /* pixels per clock */
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skeetsht_scanline_update, /* scanline updater */
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skeetsht_tms_irq, /* generate interrupt */
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NULL, /* write to shiftreg function */
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NULL /* read from shiftreg function */
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};
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@ -186,24 +227,28 @@ static const hc11_config skeetsht_hc11_config =
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*************************************/
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static MACHINE_DRIVER_START( skeetsht )
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MDRV_CPU_ADD("tms", TMS34010, 48000000)
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MDRV_CPU_CONFIG(tms_config)
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MDRV_CPU_PROGRAM_MAP(tms_program_map)
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MDRV_CPU_ADD("68hc11", MC68HC11, 4000000)
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MDRV_CPU_ADD("68hc11", MC68HC11, 4000000) // ?
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MDRV_CPU_PROGRAM_MAP(hc11_pgm_map)
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MDRV_CPU_IO_MAP(hc11_io_map)
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MDRV_CPU_CONFIG(skeetsht_hc11_config)
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MDRV_CPU_ADD("tms", TMS34010, 48000000)
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MDRV_CPU_CONFIG(tms_config)
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MDRV_CPU_PROGRAM_MAP(tms_program_map)
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MDRV_MACHINE_RESET(skeetsht)
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MDRV_SCREEN_ADD("screen", RASTER)
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MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
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MDRV_SCREEN_RAW_PARAMS(40000000 / 4, 156*4, 0, 100*4, 328, 0, 300)
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MDRV_PALETTE_LENGTH(256)
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MDRV_SCREEN_RAW_PARAMS(48000000 / 8, 156*4, 0, 100*4, 328, 0, 300) // FIXME
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MDRV_VIDEO_START(skeetsht)
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MDRV_VIDEO_UPDATE(tms340x0)
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MDRV_SPEAKER_STANDARD_MONO("mono")
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MDRV_SOUND_ADD("ay", AY8910, 2000000) // ?
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MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
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MACHINE_DRIVER_END
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@ -214,15 +259,13 @@ MACHINE_DRIVER_END
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*************************************/
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ROM_START( skeetsht )
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ROM_REGION( 0x40000, "68hc11", 0 )
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ROM_LOAD( "hc_11_v1.2.u34", 0x00000, 0x20000, CRC(b9801dea) SHA1(bc5bcd29b5880081c87b4014eb2c9c5077024db1) )
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ROM_LOAD( "sound.u35", 0x20000, 0x20000, CRC(0d9be853) SHA1(51eda4e0a99d50e09476704eb75310b5ee2690f4) )
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ROM_REGION16_LE( 0x200000, "tms", 0 )
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ROM_LOAD16_BYTE( "even_v1.2.u14", 0x000000, 0x40000, CRC(c7c9515e) SHA1(ce3e813c15085790d5335d9fc751b3cc5b617b20) )
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ROM_LOAD16_BYTE( "odd_v1.2.u13", 0x000001, 0x40000, CRC(ea4402fb) SHA1(b0b6b191a8b48bead660a385c638363943a6ffe2) )
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ROM_REGION( 0x20000, "68hc11", 0 )
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ROM_LOAD( "hc_11_v1.2.u34", 0x00000, 0x20000, CRC(b9801dea) SHA1(bc5bcd29b5880081c87b4014eb2c9c5077024db1) )
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ROM_REGION( 0x20000, "snd", 0 )
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ROM_LOAD( "sound.u35", 0x00000, 0x20000, CRC(0d9be853) SHA1(51eda4e0a99d50e09476704eb75310b5ee2690f4) )
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ROM_END
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@ -232,4 +275,4 @@ ROM_END
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*
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*************************************/
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GAME( 1991, skeetsht, 0, skeetsht, skeetsht, 0, ROT0, "Dynamo", "Skeet Shot", GAME_NOT_WORKING | GAME_NO_SOUND )
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GAME( 1991, skeetsht, 0, skeetsht, skeetsht, 0, ROT0, "Dynamo", "Skeet Shot", GAME_NOT_WORKING )
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