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Diffstat (limited to 'src/mame/drivers/sacstate.cpp')
-rw-r--r-- | src/mame/drivers/sacstate.cpp | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/mame/drivers/sacstate.cpp b/src/mame/drivers/sacstate.cpp deleted file mode 100644 index 753d4b6e2cf..00000000000 --- a/src/mame/drivers/sacstate.cpp +++ /dev/null @@ -1,171 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Robbbert -/*************************************************************************** - - SacState 8008 - - 23/02/2009 Skeleton driver. - -http://www.digibarn.com/stories/bill-pentz-story/index.html - -The year is listed as '1972/73'. - -All input to be in lowercase. -The weird characters that show on screen are various escape sequences. -These are different depending on the terminal type chosen. The codes -need to be understood and emulated before this system makes sense. - -Known Monitor commands: (from the disassembly) -! write buffer to AD000 -* set RAM036 flag -+ increment AD000 by 1 -+n increment AD000 by n -- decrement AD000 by 1 --n decrement AD000 by n -: clear RAM036 flag -= display AD000 -=nnn set AD000 to nnn -@ fill buffer with 026 - -unknown commands: / & d e l r s t u z \ ^ | ~ - -Other input will either result in '!' message, or halt. - - -****************************************************************************/ - -#include "emu.h" -#include "cpu/i8008/i8008.h" -#include "machine/terminal.h" - - -class sacstate_state : public driver_device -{ -public: - sacstate_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") - , m_terminal(*this, "terminal") - { } - - void sacstate(machine_config &config); - -private: - virtual void machine_start() override; - virtual void machine_reset() override; - u8 port00_r(); - u8 port01_r(); - u8 port04_r(); - void port08_w(u8 data); - void kbd_put(u8 data); - void sacstate_io(address_map &map); - void sacstate_mem(address_map &map); - - u8 m_term_data; - u8 m_val; - required_device<cpu_device> m_maincpu; - required_device<generic_terminal_device> m_terminal; -}; - -u8 sacstate_state::port01_r() -{ - u8 ret = m_val; - if (m_term_data) - ret |= 0x04; // data in - return ret; -} - -u8 sacstate_state::port00_r() -{ - u8 ret = m_term_data; - m_term_data = 0; - return ret; -} - -u8 sacstate_state::port04_r() -{ - logerror("unknown_r\n"); - return 0; -} - -void sacstate_state::port08_w(u8 data) -{ - if (data == 0x40) - m_val = 0x40; - else - if (data == 0x04) - m_val = 0; -} - -void sacstate_state::sacstate_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x000, 0x7ff).rom(); - map(0x800, 0xfff).ram(); -} - -void sacstate_state::sacstate_io(address_map &map) -{ - map.unmap_value_high(); - map(0x00, 0x00).r(FUNC(sacstate_state::port00_r)); - map(0x01, 0x01).r(FUNC(sacstate_state::port01_r)); - map(0x04, 0x04).r(FUNC(sacstate_state::port04_r)); - map(0x08, 0x08).w(FUNC(sacstate_state::port08_w)); - map(0x16, 0x16).w(m_terminal, FUNC(generic_terminal_device::write)); - map(0x17, 0x1f).nopw(); -} - -/* Input ports */ -static INPUT_PORTS_START( sacstate ) - PORT_START("CONFIG") - PORT_CONFNAME( 0x08, 0x08, "Terminal Type") // no idea of actual terminal types - PORT_CONFSETTING( 0x00, "A") - PORT_CONFSETTING( 0x08, "B") -INPUT_PORTS_END - -void sacstate_state::kbd_put(u8 data) -{ - m_term_data = data; -} - -void sacstate_state::machine_reset() -{ - m_term_data = 0; - m_val = ioport("CONFIG")->read(); -} - -void sacstate_state::machine_start() -{ - save_item(NAME(m_term_data)); - save_item(NAME(m_val)); -} - -void sacstate_state::sacstate(machine_config &config) -{ - /* basic machine hardware */ - I8008(config, m_maincpu, 800000); - m_maincpu->set_addrmap(AS_PROGRAM, &sacstate_state::sacstate_mem); - m_maincpu->set_addrmap(AS_IO, &sacstate_state::sacstate_io); - - /* video hardware */ - GENERIC_TERMINAL(config, m_terminal, 0); - m_terminal->set_keyboard_callback(FUNC(sacstate_state::kbd_put)); -} - -/* ROM definition */ -ROM_START( sacstate ) - ROM_REGION( 0x0800, "maincpu", 0 ) - ROM_LOAD( "sacst1.bin", 0x0700, 0x0100, CRC(ba020160) SHA1(6337cdf65583808768664653c937e50040aec6d4)) - ROM_LOAD( "sacst2.bin", 0x0600, 0x0100, CRC(26f3e505) SHA1(3526060dbd1bf885c2e686bc9a6082387630952a)) - ROM_LOAD( "sacst3.bin", 0x0500, 0x0100, CRC(965b3474) SHA1(6d9142e68d375fb000fd6ea48369d0801274ded6)) - ROM_LOAD( "sacst4.bin", 0x0400, 0x0100, CRC(3cd3e169) SHA1(75a99e8e4dbd6e054209a4979bb498f37e962697)) - ROM_LOAD( "sacst5.bin", 0x0300, 0x0100, CRC(30619454) SHA1(cb498880bec27c9adc44dc1267858555000452c6)) - ROM_LOAD( "sacst6.bin", 0x0200, 0x0100, CRC(a4cd2ff6) SHA1(3f4da5510c0778eb770c96c01f91f5cb7f5285fa)) - ROM_LOAD( "sacst7.bin", 0x0100, 0x0100, CRC(33971d8b) SHA1(9e0bbeef6a6a15107f270e8b285300284ee7f63f)) - ROM_LOAD( "sacst8.bin", 0x0000, 0x0100, CRC(931252ef) SHA1(e06ea6947f432f0a4ce944de74978d929920fb53)) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1973, sacstate, 0, 0, sacstate, sacstate, sacstate_state, empty_init, "SacState", "SacState 8008", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE ) |