diff options
Diffstat (limited to 'src/mame/drivers/electron.cpp')
-rw-r--r-- | src/mame/drivers/electron.cpp | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/src/mame/drivers/electron.cpp b/src/mame/drivers/electron.cpp index 70ce01f862a..ac8bcca8c5f 100644 --- a/src/mame/drivers/electron.cpp +++ b/src/mame/drivers/electron.cpp @@ -98,6 +98,11 @@ void electron_state::electron_mem(address_map &map) map(0xfe00, 0xfeff).rw(this, FUNC(electron_state::electron_sheila_r), FUNC(electron_state::electron_sheila_w)); /* SHEILA */ } +void electron_state::electron64_opcodes(address_map &map) +{ + map(0x0000, 0xffff).r(this, FUNC(electron_state::electron64_fetch_r)); +} + INPUT_CHANGED_MEMBER(electron_state::trigger_reset) { m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? ASSERT_LINE : CLEAR_LINE); @@ -201,7 +206,7 @@ static INPUT_PORTS_START( electron64 ) PORT_INCLUDE(electron) PORT_START("MRB") - PORT_CONFNAME(0x03, 0x01, "MRB Mode") + PORT_CONFNAME(0x03, 0x02, "MRB Mode") PORT_CONFSETTING(0x00, "Normal") PORT_CONFSETTING(0x01, "Turbo") PORT_CONFSETTING(0x02, "64K") @@ -261,6 +266,18 @@ MACHINE_CONFIG_START(electron_state::btm2105) MACHINE_CONFIG_END +MACHINE_CONFIG_START(electron_state::electron64) + electron(config); + + MCFG_CPU_MODIFY("maincpu") + MCFG_CPU_PROGRAM_MAP(electron_mem) + MCFG_CPU_OPCODES_MAP(electron64_opcodes) + + MCFG_RAM_MODIFY(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("64K") +MACHINE_CONFIG_END + + /* Electron Rom Load */ ROM_START(electron) ROM_REGION( 0x4000, "mos", 0 ) @@ -279,7 +296,7 @@ ROM_END #define rom_btm2105 rom_electron -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP ( 1983, electron, 0, 0, electron, electron, electron_state, 0, "Acorn", "Acorn Electron", MACHINE_IMPERFECT_SOUND | MACHINE_IMPERFECT_GRAPHICS ) -COMP ( 1985, btm2105, electron, 0, btm2105, electron, electron_state, 0, "British Telecom Business Systems", "BT Merlin M2105", MACHINE_NOT_WORKING ) -COMP ( 1987, electron64, electron, 0, electron, electron64, electron_state, 0, "Acorn/Slogger", "Acorn Electron (64K Master RAM Board)", MACHINE_NOT_WORKING ) +/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ +COMP ( 1983, electron, 0, 0, electron, electron, electron_state, 0, "Acorn", "Acorn Electron", MACHINE_IMPERFECT_SOUND | MACHINE_IMPERFECT_GRAPHICS ) +COMP ( 1985, btm2105, electron, 0, btm2105, electron, electron_state, 0, "British Telecom Business Systems", "BT Merlin M2105", MACHINE_NOT_WORKING ) +COMP ( 1987, electron64, electron, 0, electron64, electron64, electron_state, 0, "Acorn/Slogger", "Acorn Electron (64K Master RAM Board)", MACHINE_IMPERFECT_SOUND | MACHINE_IMPERFECT_GRAPHICS ) |