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Diffstat (limited to 'src/mame/drivers/seahunter.cpp')
-rw-r--r-- | src/mame/drivers/seahunter.cpp | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/src/mame/drivers/seahunter.cpp b/src/mame/drivers/seahunter.cpp index 1ad936470a4..e69de29bb2d 100644 --- a/src/mame/drivers/seahunter.cpp +++ b/src/mame/drivers/seahunter.cpp @@ -1,124 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders: - -/* -Sea Hunter (?) by unknown manufacturer - -The not working PCB has the following main components: - -1 chip covered by the 'Sea Hunter' sticker (M68000?) -1 scratched off chip (near 2203) -1 YM2203C -2 8-dip banks (near 2203) -1 18 MHz OSC (near the chip covered by the sticker) -1 16 MHz OSC (near 2203 and scratched off chip) -4 ROMs (mix of 27C010A and 27C1001) -2 PALs -2 HM6264 SRAMs - -Strings in ROMs seem to point to a tile-matching game from a Korean manufacturer. -*/ - - -#include "emu.h" -#include "cpu/m68000/m68000.h" -#include "sound/2203intf.h" -#include "emupal.h" -#include "screen.h" -#include "speaker.h" - - -namespace { - -class seahunter_state : public driver_device -{ -public: - seahunter_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") - { } - - void seahuntr(machine_config &config); - - void init_seahuntr(); - -private: - uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); - - void main_map(address_map &map); - - required_device<cpu_device> m_maincpu; -}; - - -uint32_t seahunter_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) -{ - return 0; -} - - -void seahunter_state::main_map(address_map &map) -{ - map(0x000000, 0x07ffff).rom().region("maincpu", 0); -} - -static INPUT_PORTS_START( seahuntr ) -INPUT_PORTS_END - - -void seahunter_state::seahuntr(machine_config &config) -{ - M68000(config, m_maincpu, 18'000'000 / 2); // guess - m_maincpu->set_addrmap(AS_PROGRAM, &seahunter_state::main_map); - //m_maincpu->set_vblank_int("screen", FUNC(seahunter_state::irq1_line_hold)); - - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); // TODO: all wrong - screen.set_refresh_hz(60); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); - screen.set_size(64*8, 32*8); - screen.set_visarea(0*8, 64*8-1, 0*8, 32*8-1); - screen.set_screen_update(FUNC(seahunter_state::screen_update)); - - SPEAKER(config, "lspeaker").front_left(); - SPEAKER(config, "rspeaker").front_right(); - - ym2203_device &ym(YM2203(config, "ym2203", 16_MHz_XTAL / 8)); // guess - ym.add_route(ALL_OUTPUTS, "lspeaker", 0.47); - ym.add_route(ALL_OUTPUTS, "rspeaker", 0.47); -} - - -ROM_START( seahuntr ) - ROM_REGION( 0x80000, "maincpu", 0 ) - ROM_LOAD16_BYTE( "1-c25.e7", 0x00000, 0x20000, CRC(ff4dd98d) SHA1(69c9229537a25aaaa82cd6b80eea85a91b6243d1) ) - ROM_LOAD16_BYTE( "3-c35.f7", 0x00001, 0x20000, CRC(94297664) SHA1(2b8f979db92e4979e35ff22747a7076aa687e5da) ) - ROM_LOAD16_BYTE( "2-c26.e8", 0x40000, 0x20000, CRC(eb4f06c7) SHA1(3ef68edc48d33011d0f9eb78f3ad0cc58136e69c) ) - ROM_LOAD16_BYTE( "4-c36.f8", 0x40001, 0x20000, CRC(dcbf1619) SHA1(8333b661021bbe5de371bfcea121a69c2727df12) ) - - ROM_REGION( 0x208, "plds", 0 ) - ROM_LOAD( "pal16l8.c13", 0x000, 0x104, NO_DUMP) - ROM_LOAD( "pal16l8.c14", 0x104, 0x104, NO_DUMP) -ROM_END - - -void seahunter_state::init_seahuntr() // TODO: just a start, gives correct (?) strings i.e. at 0x76710, 0x78d10, 0x790b0 -{ - uint16_t *rom = (uint16_t *)memregion("maincpu")->base(); - - for (int i = 0x00000; i < 0x80000 / 2; i++) - rom[i] = bitswap<16>(rom[i], 15, 14, 13, 11, 12, 10, 9, 8, 7, 6, 5, 4, 3, 1, 2, 0); - - /*char filename[256]; - sprintf(filename,"p_decrypted_%s", machine().system().name); - FILE *fp = fopen(filename, "w+b"); - if (fp) - { - fwrite(rom, 0x80000, 1, fp); - fclose(fp); - }*/ -} - -} // Anonymous namespace - - -GAME( 199?, seahuntr, 0, seahuntr, seahuntr, seahunter_state, init_seahuntr, ROT0, "<unknown>", "Sea Hunter", MACHINE_IS_SKELETON ) // title is taken from a sticker on the PCB |