diff options
Diffstat (limited to 'src/mame/drivers/cultures.c')
-rw-r--r-- | src/mame/drivers/cultures.c | 161 |
1 files changed, 81 insertions, 80 deletions
diff --git a/src/mame/drivers/cultures.c b/src/mame/drivers/cultures.c index deb02ac90e3..7390655a247 100644 --- a/src/mame/drivers/cultures.c +++ b/src/mame/drivers/cultures.c @@ -11,6 +11,7 @@ #include "emu.h" #include "cpu/z80/z80.h" #include "sound/okim6295.h" +#include "machine/bankdev.h" #define MCLK 16000000 @@ -19,19 +20,33 @@ class cultures_state : public driver_device public: cultures_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_gfxdecode(*this, "gfxdecode"), + m_vrambank(*this, "vrambank"), + m_prgbank(*this, "prgbank"), + m_okibank(*this, "okibank"), + m_bg1_rom(*this, "bg1"), + m_bg2_rom(*this, "bg2"), m_bg0_videoram(*this, "bg0_videoram"), m_bg0_regs_x(*this, "bg0_regs_x"), m_bg0_regs_y(*this, "bg0_regs_y"), m_bg1_regs_x(*this, "bg1_regs_x"), m_bg1_regs_y(*this, "bg1_regs_y"), m_bg2_regs_x(*this, "bg2_regs_x"), - m_bg2_regs_y(*this, "bg2_regs_y"), - m_maincpu(*this, "maincpu"), - m_gfxdecode(*this, "gfxdecode"), - m_palette(*this, "palette") { } + m_bg2_regs_y(*this, "bg2_regs_y") + { } + + /* devices */ + required_device<cpu_device> m_maincpu; + required_device<gfxdecode_device> m_gfxdecode; + required_device<address_map_bank_device> m_vrambank; + required_memory_bank m_prgbank; + required_memory_bank m_okibank; - UINT8 m_paletteram[0x4000]; /* memory pointers */ + required_region_ptr<UINT16> m_bg1_rom; + required_region_ptr<UINT16> m_bg2_rom; + required_shared_ptr<UINT8> m_bg0_videoram; required_shared_ptr<UINT8> m_bg0_regs_x; required_shared_ptr<UINT8> m_bg0_regs_y; @@ -44,11 +59,9 @@ public: tilemap_t *m_bg0_tilemap; tilemap_t *m_bg1_tilemap; tilemap_t *m_bg2_tilemap; - int m_video_bank; int m_irq_enable; int m_bg1_bank; int m_bg2_bank; - int m_old_bank; DECLARE_WRITE8_MEMBER(cpu_bankswitch_w); DECLARE_WRITE8_MEMBER(bg0_videoram_w); DECLARE_WRITE8_MEMBER(misc_w); @@ -61,30 +74,25 @@ public: virtual void video_start(); UINT32 screen_update_cultures(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); INTERRUPT_GEN_MEMBER(cultures_interrupt); - required_device<cpu_device> m_maincpu; - required_device<gfxdecode_device> m_gfxdecode; - required_device<palette_device> m_palette; }; TILE_GET_INFO_MEMBER(cultures_state::get_bg1_tile_info) { - UINT8 *region = memregion("gfx3")->base() + 0x200000 + 0x80000 * m_bg1_bank; - int code = region[tile_index * 2] + (region[tile_index * 2 + 1] << 8); - SET_TILE_INFO_MEMBER(2, code, code >> 12, 0); + int const code = m_bg1_rom[0x200000/2 + m_bg1_bank * 0x80000/2 + tile_index]; + SET_TILE_INFO_MEMBER(1, code, code >> 12, 0); } TILE_GET_INFO_MEMBER(cultures_state::get_bg2_tile_info) { - UINT8 *region = memregion("gfx2")->base() + 0x200000 + 0x80000 * m_bg2_bank; - int code = region[tile_index * 2] + (region[tile_index * 2 + 1] << 8); - SET_TILE_INFO_MEMBER(1, code, code >> 12, 0); + int const code = m_bg2_rom[0x200000/2 + m_bg2_bank * 0x80000/2 + tile_index]; + SET_TILE_INFO_MEMBER(2, code, code >> 12, 0); } TILE_GET_INFO_MEMBER(cultures_state::get_bg0_tile_info) { - int code = m_bg0_videoram[tile_index * 2] + (m_bg0_videoram[tile_index * 2 + 1] << 8); + int const code = m_bg0_videoram[tile_index * 2] + (m_bg0_videoram[tile_index * 2 + 1] << 8); SET_TILE_INFO_MEMBER(0, code, code >> 12, 0); } @@ -97,13 +105,13 @@ void cultures_state::video_start() m_bg1_tilemap->set_transparent_pen(0); m_bg0_tilemap->set_transparent_pen(0); - m_bg0_tilemap->set_scrolldx(502, 10); - m_bg1_tilemap->set_scrolldx(502, 10); - m_bg2_tilemap->set_scrolldx(502, 10); + m_bg0_tilemap->set_scrolldx(502, -118); + m_bg1_tilemap->set_scrolldx(502, -118); + m_bg2_tilemap->set_scrolldx(502, -118); - m_bg0_tilemap->set_scrolldy(255, 0); - m_bg1_tilemap->set_scrolldy(255, 0); - m_bg2_tilemap->set_scrolldy(255, 0); + m_bg0_tilemap->set_scrolldy(255, -16); + m_bg1_tilemap->set_scrolldy(255, -16); + m_bg2_tilemap->set_scrolldy(255, -16); } UINT32 cultures_state::screen_update_cultures(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) @@ -137,46 +145,20 @@ UINT32 cultures_state::screen_update_cultures(screen_device &screen, bitmap_ind1 WRITE8_MEMBER(cultures_state::cpu_bankswitch_w) { - membank("bank1")->set_entry(data & 0x0f); - m_video_bank = ~data & 0x20; + m_prgbank->set_entry(data & 0x0f); + m_vrambank->set_bank((data & 0x20)>>5); } + WRITE8_MEMBER(cultures_state::bg0_videoram_w) { - if (m_video_bank == 0) - { - int r, g, b, datax; - m_paletteram[offset] = data; - offset >>= 1; - datax = m_paletteram[offset * 2] + 256 * m_paletteram[offset * 2 + 1]; - - r = ((datax >> 7) & 0x1e) | ((datax & 0x4000) ? 0x1 : 0); - g = ((datax >> 3) & 0x1e) | ((datax & 0x2000) ? 0x1 : 0); - b = ((datax << 1) & 0x1e) | ((datax & 0x1000) ? 0x1 : 0); - - m_palette->set_pen_color(offset, pal5bit(r), pal5bit(g), pal5bit(b)); - } - else - { - m_bg0_videoram[offset] = data; - m_bg0_tilemap->mark_tile_dirty(offset >> 1); - } + m_bg0_videoram[offset] = data; + m_bg0_tilemap->mark_tile_dirty(offset >> 1); } WRITE8_MEMBER(cultures_state::misc_w) { - int new_bank = data & 0xf; - - if (m_old_bank != new_bank) - { - // oki banking - UINT8 *src = memregion("oki")->base() + 0x40000 + 0x20000 * new_bank; - UINT8 *dst = memregion("oki")->base() + 0x20000; - memcpy(dst, src, 0x20000); - - m_old_bank = new_bank; - } - + m_okibank->set_entry(data&0x0f); m_irq_enable = data & 0x80; } @@ -196,10 +178,21 @@ WRITE8_MEMBER(cultures_state::bg_bank_w) coin_counter_w(machine(), 0, data & 0x10); } + +static ADDRESS_MAP_START( oki_map, AS_0, 8, cultures_state ) + AM_RANGE(0x00000, 0x1ffff) AM_ROM + AM_RANGE(0x20000, 0x3ffff) AM_ROMBANK("okibank") +ADDRESS_MAP_END + +static ADDRESS_MAP_START( vrambank_map, AS_PROGRAM, 8, cultures_state ) + AM_RANGE(0x0000, 0x3fff) AM_RAM_WRITE(bg0_videoram_w) AM_SHARE("bg0_videoram") + AM_RANGE(0x4000, 0x6fff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette") +ADDRESS_MAP_END + static ADDRESS_MAP_START( cultures_map, AS_PROGRAM, 8, cultures_state ) AM_RANGE(0x0000, 0x3fff) AM_ROM - AM_RANGE(0x4000, 0x7fff) AM_ROMBANK("bank1") - AM_RANGE(0x8000, 0xbfff) AM_RAM_WRITE(bg0_videoram_w) AM_SHARE("bg0_videoram") + AM_RANGE(0x4000, 0x7fff) AM_ROMBANK("prgbank") + AM_RANGE(0x8000, 0xbfff) AM_DEVICE("vrambank", address_map_bank_device, amap8) AM_RANGE(0xc000, 0xdfff) AM_RAM AM_RANGE(0xf000, 0xffff) AM_RAM ADDRESS_MAP_END @@ -364,9 +357,9 @@ static const gfx_layout gfxlayout = }; static GFXDECODE_START( culture ) - GFXDECODE_ENTRY("gfx1", 0, gfxlayout, 0x0000, 0x10 ) - GFXDECODE_ENTRY("gfx2", 0, gfxlayout, 0x1000, 0x10 ) - GFXDECODE_ENTRY("gfx3", 0, gfxlayout, 0x1000, 0x10 ) + GFXDECODE_ENTRY("bg0", 0, gfxlayout, 0x0000, 16 ) + GFXDECODE_ENTRY("bg1", 0, gfxlayout, 0x1000, 8 ) + GFXDECODE_ENTRY("bg2", 0, gfxlayout, 0x1000, 8 ) GFXDECODE_END INTERRUPT_GEN_MEMBER(cultures_state::cultures_interrupt) @@ -377,13 +370,10 @@ INTERRUPT_GEN_MEMBER(cultures_state::cultures_interrupt) void cultures_state::machine_start() { - UINT8 *ROM = memregion("maincpu")->base(); + m_prgbank->configure_entries(0, 16, memregion("maincpu")->base(), 0x4000); + m_okibank->configure_entries(0, 0x200000 / 0x20000, memregion("oki")->base(), 0x20000); + m_okibank->set_entry(0); - membank("bank1")->configure_entries(0, 16, &ROM[0x0000], 0x4000); - - save_item(NAME(m_paletteram)); - save_item(NAME(m_old_bank)); - save_item(NAME(m_video_bank)); save_item(NAME(m_irq_enable)); save_item(NAME(m_bg1_bank)); save_item(NAME(m_bg2_bank)); @@ -391,13 +381,15 @@ void cultures_state::machine_start() void cultures_state::machine_reset() { - m_old_bank = -1; - m_video_bank = 0; + m_okibank->set_entry(0); + m_vrambank->set_bank(1); m_irq_enable = 0; m_bg1_bank = 0; m_bg2_bank = 0; } + + static MACHINE_CONFIG_START( cultures, cultures_state ) /* basic machine hardware */ @@ -406,6 +398,13 @@ static MACHINE_CONFIG_START( cultures, cultures_state ) MCFG_CPU_IO_MAP(cultures_io_map) MCFG_CPU_VBLANK_INT_DRIVER("screen", cultures_state, cultures_interrupt) + MCFG_DEVICE_ADD("vrambank", ADDRESS_MAP_BANK, 0) + MCFG_DEVICE_PROGRAM_MAP(vrambank_map) + MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE) + MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8) + MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(15) + MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000) + /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) @@ -417,14 +416,16 @@ static MACHINE_CONFIG_START( cultures, cultures_state ) MCFG_SCREEN_PALETTE("palette") MCFG_GFXDECODE_ADD("gfxdecode", "palette", culture) - MCFG_PALETTE_ADD("palette", 0x2000) - + MCFG_PALETTE_ADD("palette", 0x3000/2) + MCFG_PALETTE_FORMAT(xRGBRRRRGGGGBBBB_bit0) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_OKIM6295_ADD("oki", (MCLK/1024)*132, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified + MCFG_OKIM6295_ADD("oki", MCLK/8, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) + MCFG_DEVICE_ADDRESS_MAP(AS_0, oki_map) + MACHINE_CONFIG_END /* @@ -471,23 +472,23 @@ ROM_START( cultures ) ROM_REGION( 0x40000, "maincpu", 0 ) ROM_LOAD( "ma01.u12", 0x000000, 0x040000, CRC(f57417b3) SHA1(9a2a50222f54e5da9bc5c66863b8be16e33b171f) ) - ROM_REGION( 0x300000, "gfx1", 0 ) + ROM_REGION( 0x400000, "bg0", ROMREGION_ERASE00 ) ROM_LOAD( "bg0c.u45", 0x000000, 0x200000, CRC(ad2e1263) SHA1(b28a3d82aaa0421a7b4df837814147b109e7d1a5) ) ROM_LOAD( "bg0c2.u46", 0x200000, 0x100000, CRC(97c71c09) SHA1(ffbcee1d9cb39d0824f3aa652c3a24579113cf2e) ) - - ROM_REGION( 0x400000, "gfx2", ROMREGION_ERASE00 ) - ROM_LOAD( "bg1c.u80", 0x000000, 0x200000, CRC(9ab99bd9) SHA1(bce41b6f5d83c8262ba8d37b2dfcd5d7a5e7ace7) ) - ROM_LOAD( "bg2t.u79", 0x200000, 0x100000, CRC(0610a79f) SHA1(9fc6b2e5c573ed682b2f7fa462c8f42ff99da5ba) ) /* 0x300000 - 0x3fffff empty */ - ROM_REGION( 0x400000, "gfx3", ROMREGION_ERASE00 ) + ROM_REGION16_LE( 0x400000, "bg1", ROMREGION_ERASE00 ) ROM_LOAD( "bg2c.u68", 0x000000, 0x200000, CRC(fa598644) SHA1(532249e456c34f18a787d5a028df82f2170f604d) ) ROM_LOAD( "bg1t.u67", 0x200000, 0x100000, CRC(d2e594ee) SHA1(a84b5ab62dec1867d433ccaeb1381e7593958cf0) ) /* 0x300000 - 0x3fffff empty */ - ROM_REGION( 0x240000, "oki", 0 ) - ROM_LOAD( "pcm.u87", 0x040000, 0x200000, CRC(84206475) SHA1(d1423bd5c7425e121fb4e7845cf57801e9afa7b3) ) - ROM_RELOAD( 0x000000, 0x020000 ) + ROM_REGION16_LE( 0x400000, "bg2", ROMREGION_ERASE00 ) + ROM_LOAD( "bg1c.u80", 0x000000, 0x200000, CRC(9ab99bd9) SHA1(bce41b6f5d83c8262ba8d37b2dfcd5d7a5e7ace7) ) + ROM_LOAD( "bg2t.u79", 0x200000, 0x100000, CRC(0610a79f) SHA1(9fc6b2e5c573ed682b2f7fa462c8f42ff99da5ba) ) + /* 0x300000 - 0x3fffff empty */ + + ROM_REGION( 0x200000, "oki", 0 ) + ROM_LOAD( "pcm.u87", 0x000000, 0x200000, CRC(84206475) SHA1(d1423bd5c7425e121fb4e7845cf57801e9afa7b3) ) ROM_END |