diff options
Diffstat (limited to 'src/mame/drivers/msbc1.cpp')
-rw-r--r-- | src/mame/drivers/msbc1.cpp | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/src/mame/drivers/msbc1.cpp b/src/mame/drivers/msbc1.cpp deleted file mode 100644 index bed3d434fc9..00000000000 --- a/src/mame/drivers/msbc1.cpp +++ /dev/null @@ -1,137 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Miodrag Milanovic, Curt Coder -/* - -Omnibyte MSBC-1 Multibus Single Board Computer - -PCB Layout ----------- - -REV B - -|-----------------------------------------------------------| -| CN1 CN2 CN3 CN4 SW1 CN5 | -| | -| 3.6864MHz 3.6864MHz ROM1 | -| ROM0 | -| SIO SIO SW3 SW2 | -| PIT | -| 12.5MHz 41256 41256 41256 | -| 41256 41256 41256 | -| 8MHz CPU 41245 41256 | -| | -| 8419 | -| SW4 | -|-|-------------CN6----------------|----|-------CN7-------|-| - |--------------------------------| |-----------------| - -Notes: - Relevant IC's shown. - - CPU - Motorola MC68000R12 - SIO - Mostek MK68564N-5A Serial Input/Output - PIT - Motorola MC68230L10 Parallel Interface/Timer - 8419 - National Semiconductor DP8419N DRAM Controller - 41256 - Fujitsu MB81256-12 256Kx1 RAM - ROM0 - AMD AM27128ADC 16Kx8 ROM "47-2818-36G1" - ROM1 - AMD AM27128ADC 16Kx8 ROM "47-2818-36G2" - SW1 - push button - SW2 - rotary hex DIP - SW3 - rotary hex DIP - SW4 - DIP8 - CN1 - - CN2 - - CN3 - - CN4 - - CN5 - - CN6 - - CN7 - - -*/ - - -#include "emu.h" -#include "cpu/m68000/m68000.h" -#include "machine/68230pit.h" -#include "machine/z80sio.h" - -#define MC68000R12_TAG "u50" -#define MK68564_0_TAG "u14" -#define MK68564_1_TAG "u15" -#define MC68230L10_TAG "u16" - -class msbc1_state : public driver_device -{ -public: - msbc1_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, MC68000R12_TAG) - { } - - void msbc1(machine_config &config); - -private: - void msbc1_mem(address_map &map); - virtual void machine_reset() override; - required_device<cpu_device> m_maincpu; -}; - -void msbc1_state::msbc1_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x000000, 0x5fffff).ram(); - map(0xf80000, 0xf87fff).rom().region(MC68000R12_TAG, 0); - map(0xfffa00, 0xfffa3f).rw("sio1", FUNC(mk68564_device::read), FUNC(mk68564_device::write)).umask16(0x00ff); - map(0xfffc00, 0xfffc3f).rw("sio2", FUNC(mk68564_device::read), FUNC(mk68564_device::write)).umask16(0x00ff); - map(0xfffe00, 0xfffe3f).rw("pit", FUNC(pit68230_device::read), FUNC(pit68230_device::write)).umask16(0x00ff); -} - -/* Input ports */ -static INPUT_PORTS_START( msbc1 ) -INPUT_PORTS_END - -void msbc1_state::machine_reset() -{ - void *ram = m_maincpu->space(AS_PROGRAM).get_write_ptr(0); - uint8_t *rom = memregion(MC68000R12_TAG)->base(); - - memcpy(ram, rom, 8); -} - -void msbc1_state::msbc1(machine_config &config) -{ - /* basic machine hardware */ - M68000(config, m_maincpu, 12.5_MHz_XTAL); - m_maincpu->set_addrmap(AS_PROGRAM, &msbc1_state::msbc1_mem); - - PIT68230(config, "pit", 8_MHz_XTAL); - - MK68564(config, "sio1", 8_MHz_XTAL / 2).set_xtal(3.6864_MHz_XTAL); - MK68564(config, "sio2", 8_MHz_XTAL / 2).set_xtal(3.6864_MHz_XTAL); -} - -/* ROM definition */ -ROM_START( msbc1 ) - ROM_REGION16_BE( 0x8000, MC68000R12_TAG, 0 ) - ROM_LOAD16_BYTE( "47-2818-36g1.u18", 0x0000, 0x4000, CRC(14f25d47) SHA1(964bc49c1dd9e9680c0d3d89ff3794c5044bea62) ) - ROM_LOAD16_BYTE( "47-2818-36g2.u19", 0x0001, 0x4000, CRC(4814b9e1) SHA1(d96cf75084c6588cb33513830c6beeeffc2de853) ) - - ROM_REGION( 0x100, "plds", 0 ) - ROM_LOAD( "p21.1.u22", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p22.0.u37", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p23.0.u38", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p24.0.u43", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p25.0.u44", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p26.0.u45", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p27.0.u46", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p28.1.u49", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p29.0.u58", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p30.0.u60", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p31.0.u61", 0x000, 0x100, NO_DUMP ) - ROM_LOAD( "p32.0.u76", 0x000, 0x100, NO_DUMP ) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1985, msbc1, 0, 0, msbc1, msbc1, msbc1_state, empty_init, "Omnibyte", "MSBC-1", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |