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Diffstat (limited to 'src/mame/drivers/snesb51.cpp')
-rw-r--r-- | src/mame/drivers/snesb51.cpp | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/src/mame/drivers/snesb51.cpp b/src/mame/drivers/snesb51.cpp deleted file mode 100644 index 14e700ecee5..00000000000 --- a/src/mame/drivers/snesb51.cpp +++ /dev/null @@ -1,232 +0,0 @@ -// license: BSD-3-Clause -// copyright-holders: Dirk Best -/*************************************************************************** - - SNES bootlegs controlled by an MCS-51 core - - Skeleton driver - - Currently there are dumps for a Mortal Kombat 3 board and a board with - 4 slots that supports various games directly and also has a generic - timer based mode. - - Hardware (for the 4 slot switcher): - - MCS-51 based CPU 44-pin (markings removed) - - WD1016D-PL (?) - - TC5565PL-15 (8k SRAM) - - 12 MHz XTAL - - 4 Position Dipswitch - - Connector pinout: - - JAMMA P1 (from SNES) - GND A | 1 GND 1 - GND - GND B | 2 GND 2 - - +5v C | 3 +5v 3 - - +5v D | 4 +5v 4 - - -5v E | 5 -5v 5 - - +12v F | 6 +12v 6 - - H | 7 7 - - J | 8 8 - - K | 9 9 - - SND- L | 10 SND+ 10 - - P2 Button R M | 11 P1 Button R 11 - - Video GREEN N | 12 Video RED 12 - - Video SYNC P | 13 Video BLUE - R | 14 Video GND P2 (unknown) - P2 Button L S | 15 P2 Button L 1 - - T | 16 Coin #1 2 - - P2 Start U | 17 P1 Start 3 - - P2 Up V | 18 P1 Up - P2 Down W | 19 P1 Down P3 (unknown) - P2 Left X | 20 P1 Left 1 - +5v - P2 Right Y | 21 P1 Right 2 - GND - P2 Button X Z | 22 P1 Button X - P2 Button Y a | 23 P1 Button Y P4 (unknown) - P2 Button A b | 24 P1 Button A 1 - +5v - P2 Button B c | 25 P1 Button B 2 - - P2 Select d | 26 P1 Select 3 - - GND e | 27 GND 4 - - GND f | 28 GND 5 - N/C - 6 - - * Note - P5 ribbon to SNES controls 7 - GND - -***************************************************************************/ - -#include "emu.h" -#include "cpu/mcs51/mcs51.h" -#include "emupal.h" - -class snesb51_state : public driver_device -{ -public: - snesb51_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_mcu(*this, "mcu") - { } - - void mk3snes(machine_config &config); - void snes4sl(machine_config &config); - -protected: - void machine_start() override; - -private: - required_device<mcs51_cpu_device> m_mcu; - - void mem_map(address_map &map); - void io_map(address_map &map); - - void mcu_p1_w(uint8_t data); - uint8_t mcu_p3_r(); - void mcu_p3_w(uint8_t data); - - void ram_address_high_w(uint8_t data); - void ram_address_low_w(uint8_t data); - void ram_w(uint8_t data); - - std::unique_ptr<uint8_t[]> m_ram; - uint16_t m_ram_address; -}; - -void snesb51_state::mem_map(address_map &map) -{ - map(0x0000, 0x7fff).rom().region("mcu", 0); -} - -void snesb51_state::io_map(address_map &map) -{ -// map(0x8000, 0x8000).r -// map(0x8200, 0x8200).r -// map(0x8401, 0x8401).w - map(0x8c00, 0x8c00).w(FUNC(snesb51_state::ram_address_high_w)); - map(0x8e00, 0x8e00).w(FUNC(snesb51_state::ram_address_low_w)); -// map(0x9000, 0xafff).ram(); - map(0xa000, 0xa000).w(FUNC(snesb51_state::ram_w)); -// map(0xb000, 0xb000).w -// map(0xd000, 0xd000).w -// map(0xd400, 0xd400).w -// map(0xd800, 0xd800).r -} - -static INPUT_PORTS_START( mk3snes ) -INPUT_PORTS_END - -static INPUT_PORTS_START( snes4sl ) - PORT_START("S1") - PORT_DIPNAME(0x03, 0x00, "Game Time") PORT_DIPLOCATION("S1:1,2") - PORT_DIPSETTING( 0x00, "5 Minutes") - PORT_DIPSETTING( 0x01, "15 Minutes") - PORT_DIPSETTING( 0x02, "20 Minutes") - PORT_DIPSETTING( 0x03, "10 Minutes") - PORT_DIPUNKNOWN(0x04, 0x00) PORT_DIPLOCATION("S1:3") - PORT_DIPNAME(0x08, 0x00, "Mode") PORT_DIPLOCATION("S1:4") - PORT_DIPSETTING( 0x00, "Credit/Timer") - PORT_DIPSETTING( 0x08, "Timer") -INPUT_PORTS_END - -const gfx_layout char_layout = -{ - 8,16, - 38, - 1, - { RGN_FRAC(0,1) }, - { STEP8(0,1) }, - { STEP16(0,8) }, - 8*16 -}; - -static GFXDECODE_START(chars) - GFXDECODE_ENTRY("mcu", 0x3ec8, char_layout, 0, 1) -GFXDECODE_END - -void snesb51_state::mcu_p1_w(uint8_t data) -{ - logerror("mcu_p1_w: %02x\n", data); -} - -uint8_t snesb51_state::mcu_p3_r() -{ - logerror("mcu_p3_r\n"); - return machine().rand(); -} - -void snesb51_state::mcu_p3_w(uint8_t data) -{ - logerror("mcu_p3_w: %02x\n", data); -} - -void snesb51_state::ram_address_high_w(uint8_t data) -{ - data &= 0x1f; - m_ram_address = (data << 8) | (m_ram_address & 0x00ff); -} - -void snesb51_state::ram_address_low_w(uint8_t data) -{ - m_ram_address = (m_ram_address & 0xff00) | data; -} - -void snesb51_state::ram_w(uint8_t data) -{ - m_ram[m_ram_address] = data; -} - -void snesb51_state::machine_start() -{ - m_ram = std::make_unique<uint8_t[]>(0x2000); - save_pointer(NAME(m_ram), 0x2000); -} - -void snesb51_state::mk3snes(machine_config &config) -{ - I8751(config, m_mcu, 12_MHz_XTAL / 6); - m_mcu->set_addrmap(AS_IO, &snesb51_state::io_map); - m_mcu->port_out_cb<1>().set(FUNC(snesb51_state::mcu_p1_w)); - m_mcu->port_in_cb<3>().set(FUNC(snesb51_state::mcu_p3_r)); - m_mcu->port_out_cb<3>().set(FUNC(snesb51_state::mcu_p3_w)); -} - -void snesb51_state::snes4sl(machine_config &config) -{ - // exact type and clock unknown - I8031(config, m_mcu, 12_MHz_XTAL / 6); - m_mcu->set_addrmap(AS_PROGRAM, &snesb51_state::mem_map); - m_mcu->set_addrmap(AS_IO, &snesb51_state::io_map); - m_mcu->port_out_cb<1>().set(FUNC(snesb51_state::mcu_p1_w)); - m_mcu->port_in_cb<3>().set(FUNC(snesb51_state::mcu_p3_r)); - m_mcu->port_out_cb<3>().set(FUNC(snesb51_state::mcu_p3_w)); - - PALETTE(config, "palette", palette_device::MONOCHROME); - - GFXDECODE(config, "gfxdecode", "palette", chars); -} - -// this is identical to the snes release apart from a single byte -ROM_START( mk3snes ) - ROM_REGION(0x400000, "game", 0) - ROM_LOAD("5.u5", 0x000000, 0x080000, CRC(c21ee1ac) SHA1(12fc526e39b0b998b39d558fbe5660e72c7fad14)) - ROM_LOAD("6.u6", 0x080000, 0x080000, CRC(0e064323) SHA1(a11175516892beb862c7cc1e186034ef1b55ee8f)) - ROM_LOAD("7.u7", 0x100000, 0x080000, CRC(7db6b7be) SHA1(a7653c04f5321fd83062425a492c7ed0a4f1fdb0)) - ROM_LOAD("8.u8", 0x180000, 0x080000, CRC(28771750) SHA1(d6c469ca2640935b6687f5bf5f6e85275157abb0)) - ROM_LOAD("1.u1", 0x200000, 0x080000, CRC(4cab6332) SHA1(3c417ba6d35532b4e2ca9ae4a3b730c589d26aee)) - ROM_LOAD("2.u2", 0x280000, 0x080000, CRC(0327999b) SHA1(dc6bb11a925e893453e0e5e5d88b8ace8d6cf859)) - ROM_LOAD("3.u3", 0x300000, 0x080000, CRC(229af2de) SHA1(1bbb02aec08afab979ffbe4b68a48dc4cc923f73)) - // this rom has 1 byte changed compared to sns-a3me-0.u1 (mk3u in snes softlist) - ROM_LOAD("4.u4", 0x380000, 0x080000, CRC(b51930d9) SHA1(220f00d64809a6218015a738e53f11d8dc81578f)) - - ROM_REGION(0x1000, "mcu", 0) - ROM_LOAD("d87c51.u9", 0x0000, 0x1000, CRC(f447620a) SHA1(ac0d78c7b339f13d5f96a6727a0f2147158697f9)) - - ROM_REGION(0x100, "audiocpu", 0) - ROM_LOAD("spc700.rom", 0x00, 0x40, CRC(44bb3a40) SHA1(97e352553e94242ae823547cd853eecda55c20f0)) -ROM_END - -ROM_START( snes4sl ) - ROM_REGION(0x8000, "mcu", 0) - ROM_LOAD("27c256_11-03.bin", 0x0000, 0x8000, CRC(4e471581) SHA1(0f23ad065d448097f56ab45c3850d53cf85f3670)) -ROM_END - -// YEAR NAME PARENT MACHINE INPUT CLASS INIT ROT COMPANY FULLNAME FLAGS -GAME( 199?, mk3snes, 0, mk3snes, mk3snes, snesb51_state, empty_init, ROT0, "bootleg", "Mortal Kombat 3 (SNES bootleg)", MACHINE_IS_SKELETON ) -GAME( 1993, snes4sl, 0, snes4sl, snes4sl, snesb51_state, empty_init, ROT0, "bootleg", "SNES 4 Slot arcade switcher", MACHINE_IS_SKELETON ) |