diff options
Diffstat (limited to 'src/mess/drivers/68ksbc.c')
-rw-r--r-- | src/mess/drivers/68ksbc.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/src/mess/drivers/68ksbc.c b/src/mess/drivers/68ksbc.c deleted file mode 100644 index 2ff1bc85cac..00000000000 --- a/src/mess/drivers/68ksbc.c +++ /dev/null @@ -1,98 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Robbbert -/*************************************************************************** - - Skeleton driver for 68k Single Board Computer - - 29/03/2011 - - http://www.kmitl.ac.th/~kswichit/68k/68k.html - - TODO: - - Add RTC (type DS12887) - - All of the address and i/o decoding is done by a pair of XC9536 - mask-programmed custom devices. - - There are some chips used for unclear purposes (GPI, GPO, LCD). - - This computer has no sound, and no facility for saving or loading programs. - - When started, press ? key for a list of commands. - - Has 1MB of flash (which is actually just 12k of program), - and 1MB of RAM. Memory map should probably be corrected. - - -****************************************************************************/ - -#include "bus/rs232/rs232.h" -#include "cpu/m68000/m68000.h" -#include "machine/6850acia.h" -#include "machine/clock.h" - - -class c68ksbc_state : public driver_device -{ -public: - c68ksbc_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_acia(*this, "acia") - { - } - - DECLARE_WRITE_LINE_MEMBER(write_acia_clock); - -private: - required_device<cpu_device> m_maincpu; - required_device<acia6850_device> m_acia; -}; - -static ADDRESS_MAP_START(c68ksbc_mem, AS_PROGRAM, 16, c68ksbc_state) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x000000, 0x002fff) AM_ROM - AM_RANGE(0x003000, 0x5fffff) AM_RAM - AM_RANGE(0x600000, 0x600001) AM_DEVREADWRITE8("acia", acia6850_device, status_r, control_w, 0x00ff) - AM_RANGE(0x600002, 0x600003) AM_DEVREADWRITE8("acia", acia6850_device, data_r, data_w, 0x00ff) -ADDRESS_MAP_END - - -/* Input ports */ -static INPUT_PORTS_START( c68ksbc ) -INPUT_PORTS_END - - -WRITE_LINE_MEMBER(c68ksbc_state::write_acia_clock) -{ - m_acia->write_txc(state); - m_acia->write_rxc(state); -} - -static MACHINE_CONFIG_START( c68ksbc, c68ksbc_state ) - /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", M68000, 8000000) // text says 8MHz, schematic says 10MHz - MCFG_CPU_PROGRAM_MAP(c68ksbc_mem) - - MCFG_DEVICE_ADD("acia", ACIA6850, 0) - MCFG_ACIA6850_TXD_HANDLER(DEVWRITELINE("rs232", rs232_port_device, write_txd)) - MCFG_ACIA6850_RTS_HANDLER(DEVWRITELINE("rs232", rs232_port_device, write_rts)) - - MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "terminal") - MCFG_RS232_RXD_HANDLER(DEVWRITELINE("acia", acia6850_device, write_rxd)) - MCFG_RS232_CTS_HANDLER(DEVWRITELINE("acia", acia6850_device, write_cts)) - - MCFG_DEVICE_ADD("acia_clock", CLOCK, 153600) - MCFG_CLOCK_SIGNAL_HANDLER(WRITELINE(c68ksbc_state, write_acia_clock)) -MACHINE_CONFIG_END - -/* ROM definition */ -ROM_START( 68ksbc ) - ROM_REGION(0x1000000, "maincpu", 0) - ROM_LOAD( "t68k.bin", 0x0000, 0x2f78, CRC(20a8d0d0) SHA1(544fd8bd8ed017115388c8b0f7a7a59a32253e43) ) -ROM_END - -/* Driver */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP( 2002, 68ksbc, 0, 0, c68ksbc, c68ksbc, driver_device, 0, "Wichit Sirichote", "68k Single Board Computer", MACHINE_NO_SOUND_HW) |