mirror of
https://github.com/holub/mame
synced 2025-10-06 17:08:28 +03:00
Sega Model3/Naomi/Hikaru Communication Board basic
This commit is contained in:
MetalliC
parent
89b21ff822
commit
c88e9508e6
@ -3044,6 +3044,8 @@ files {
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MAME_DIR .. "src/mame/machine/naomim2.h",
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MAME_DIR .. "src/mame/machine/naomim2.h",
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MAME_DIR .. "src/mame/machine/naomim4.cpp",
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MAME_DIR .. "src/mame/machine/naomim4.cpp",
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MAME_DIR .. "src/mame/machine/naomim4.h",
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MAME_DIR .. "src/mame/machine/naomim4.h",
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MAME_DIR .. "src/mame/machine/m3comm.cpp",
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MAME_DIR .. "src/mame/machine/m3comm.h",
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MAME_DIR .. "src/mame/machine/315-5881_crypt.cpp",
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MAME_DIR .. "src/mame/machine/315-5881_crypt.cpp",
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MAME_DIR .. "src/mame/machine/315-5881_crypt.h",
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MAME_DIR .. "src/mame/machine/315-5881_crypt.h",
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MAME_DIR .. "src/mame/machine/awboard.cpp",
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MAME_DIR .. "src/mame/machine/awboard.cpp",
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@ -1693,6 +1693,7 @@ static ADDRESS_MAP_START( naomi_map, AS_PROGRAM, 64, naomi_state )
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AM_RANGE(0x00200000, 0x00207fff) AM_MIRROR(0x02000000) AM_RAM // bios uses it (battery backed ram ?)
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AM_RANGE(0x00200000, 0x00207fff) AM_MIRROR(0x02000000) AM_RAM // bios uses it (battery backed ram ?)
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AM_RANGE(0x005f6800, 0x005f69ff) AM_MIRROR(0x02000000) AM_READWRITE(dc_sysctrl_r, dc_sysctrl_w )
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AM_RANGE(0x005f6800, 0x005f69ff) AM_MIRROR(0x02000000) AM_READWRITE(dc_sysctrl_r, dc_sysctrl_w )
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AM_RANGE(0x005f6c00, 0x005f6cff) AM_MIRROR(0x02000000) AM_DEVICE32( "maple_dc", maple_dc_device, amap, U64(0xffffffffffffffff) )
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AM_RANGE(0x005f6c00, 0x005f6cff) AM_MIRROR(0x02000000) AM_DEVICE32( "maple_dc", maple_dc_device, amap, U64(0xffffffffffffffff) )
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AM_RANGE(0x005f7018, 0x005f702f) AM_MIRROR(0x02000000) AM_DEVREADWRITE16( "comm_board", m3comm_device, naomi_r, naomi_w, U64(0x0000ffff0000ffff) )
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AM_RANGE(0x005f7000, 0x005f70ff) AM_MIRROR(0x02000000) AM_DEVICE16( "rom_board", naomi_board, submap, U64(0x0000ffff0000ffff) )
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AM_RANGE(0x005f7000, 0x005f70ff) AM_MIRROR(0x02000000) AM_DEVICE16( "rom_board", naomi_board, submap, U64(0x0000ffff0000ffff) )
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AM_RANGE(0x005f7400, 0x005f74ff) AM_MIRROR(0x02000000) AM_DEVICE32( "rom_board", naomi_g1_device, amap, U64(0xffffffffffffffff) )
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AM_RANGE(0x005f7400, 0x005f74ff) AM_MIRROR(0x02000000) AM_DEVICE32( "rom_board", naomi_g1_device, amap, U64(0xffffffffffffffff) )
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AM_RANGE(0x005f7800, 0x005f78ff) AM_MIRROR(0x02000000) AM_READWRITE(dc_g2_ctrl_r, dc_g2_ctrl_w )
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AM_RANGE(0x005f7800, 0x005f78ff) AM_MIRROR(0x02000000) AM_READWRITE(dc_g2_ctrl_r, dc_g2_ctrl_w )
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@ -2703,6 +2704,7 @@ static MACHINE_CONFIG_DERIVED( naomi_base, naomi_aw_base )
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MCFG_EEPROM_SERIAL_93C46_8BIT_ADD("mie_eeprom")
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MCFG_EEPROM_SERIAL_93C46_8BIT_ADD("mie_eeprom")
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MCFG_X76F100_ADD("naomibd_eeprom")
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MCFG_X76F100_ADD("naomibd_eeprom")
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MCFG_M3COMM_ADD("comm_board")
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MACHINE_CONFIG_END
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MACHINE_CONFIG_END
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/*
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/*
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@ -25,6 +25,7 @@ naomi.h -> NAOMI includes
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#include "machine/aicartc.h"
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#include "machine/aicartc.h"
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#include "machine/jvsdev.h"
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#include "machine/jvsdev.h"
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#include "machine/jvs13551.h"
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#include "machine/jvs13551.h"
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#include "machine/m3comm.h"
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#include "dc.h"
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#include "dc.h"
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enum {
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enum {
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256
src/mame/machine/m3comm.cpp
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256
src/mame/machine/m3comm.cpp
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@ -0,0 +1,256 @@
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// license:BSD-3-Clause
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// copyright-holders:MetalliC
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/*
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MODEL3 COMMUNICATION BOARD
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837-11861 171-7053B
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SEGA 1995
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|---------------------------------------------------------------------------------------------------|
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| LATTICE NKK N341256SJ-20 NKK N341256SJ-20 NKK N341256SJ-20 40MHz |
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| PLSI 2032 JP3 JP1 |
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| (315-5958) JP4 NKK N341256SJ-20 NKK N341256SJ-20 NKK N341256SJ-20 |
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| JP2 |
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| PALCE16V8 |
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| 315-6075 68000FN12 315-5804 315-5917 315-5917 |
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| (QFP144) (QFP80) (QFP80) |
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| PALCE16V8 |
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| 315-6074 |
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| LEDx7 |
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|---------------------------------------------------------------------------------------------------|
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JP1: 1-2
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JP2: 2-3
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JP3: not shorted
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JP4: shorted
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HIKARU COMMUNICATION BOARD
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837-13404 171-7641B
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|-----------------------------------|
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| 40MHz LATTICE 315-5917 |
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| PLSI2032 |
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| (315-5958A) 315-5917|
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| PAL |
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| 62256 |
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| 315-5804 62256 |
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| 62256 |
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| 62256 |
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| 68000 PAL |
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| 62256 |
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| 62256 PAL |
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|-----------------------------------|
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Notes:
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62256 - 32k x8 SRAM
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NAOMI COMMUNICATION BOARD
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840-0001E
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837-13489 171-7704B
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SEGA 1998
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|--------------------------------------------------------------------|
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| CN1 CN3 |
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| 40MHz 256KbSRAM 315-5917 256KbSRAM 315-5917 256KbSRAM |
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| 256KbSRAM (QFP80) 256KbSRAM (QFP80) 256KbSRAM |
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| 315-5804 68000FN12 LATTICE |
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| (QFP144) M5-128/104 |
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| 12YC/1-15YI/1 |
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| (315-6194A) |
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| CN2 |
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|--------------------------------------------------------------------|
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*/
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#include "emu.h"
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#include "emuopts.h"
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#include "machine/m3comm.h"
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#define M68K_TAG "m3commcpu"
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/*************************************
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* M3COMM Memory Map
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*************************************/
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static ADDRESS_MAP_START( m3comm_mem, AS_PROGRAM, 16, m3comm_device )
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AM_RANGE(0x0000000, 0x000ffff) AM_RAM AM_SHARE("m68k_ram")
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AM_RANGE(0x0080000, 0x008ffff) AM_RAMBANK("comm_ram")
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AM_RANGE(0x0040000, 0x0040001) AM_READWRITE(commbank_r, commbank_w)
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AM_RANGE(0x00C0088, 0x00C0089) AM_READWRITE(status0_r, status0_w)
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AM_RANGE(0x00C008A, 0x00C008B) AM_READWRITE(status1_r, status1_w)
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ADDRESS_MAP_END
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MACHINE_CONFIG_FRAGMENT( m3comm )
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MCFG_CPU_ADD(M68K_TAG, M68000, 10000000) // random
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MCFG_CPU_PROGRAM_MAP(m3comm_mem)
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MCFG_RAM_ADD(RAM_TAG)
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MCFG_RAM_DEFAULT_SIZE("128K")
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MACHINE_CONFIG_END
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//**************************************************************************
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// GLOBAL VARIABLES
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//**************************************************************************
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const device_type M3COMM = &device_creator<m3comm_device>;
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//-------------------------------------------------
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// machine_config_additions - device-specific
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// machine configurations
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//-------------------------------------------------
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machine_config_constructor m3comm_device::device_mconfig_additions() const
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{
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return MACHINE_CONFIG_NAME( m3comm );
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}
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//**************************************************************************
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// LIVE DEVICE
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//**************************************************************************
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//-------------------------------------------------
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// m3comm_device - constructor
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//-------------------------------------------------
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m3comm_device::m3comm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
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device_t(mconfig, M3COMM, "MODEL-3 COMMUNICATION BD", tag, owner, clock, "m3comm", __FILE__),
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m68k_ram(*this, "m68k_ram"),
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m_commcpu(*this, M68K_TAG),
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m_ram(*this, RAM_TAG),
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m_line_rx(OPEN_FLAG_WRITE | OPEN_FLAG_CREATE ),
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m_line_tx(OPEN_FLAG_READ)
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{
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// prepare localhost "filename"
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m_localhost[0] = 0;
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strcat(m_localhost, "socket.");
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strcat(m_localhost, mconfig.options().comm_localhost());
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strcat(m_localhost, ":");
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strcat(m_localhost, mconfig.options().comm_localport());
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// prepare remotehost "filename"
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m_remotehost[0] = 0;
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strcat(m_remotehost, "socket.");
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strcat(m_remotehost, mconfig.options().comm_remotehost());
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strcat(m_remotehost, ":");
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strcat(m_remotehost, mconfig.options().comm_remoteport());
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void m3comm_device::device_start()
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{
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}
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//-------------------------------------------------
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// device_reset - device-specific reset
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//-------------------------------------------------
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void m3comm_device::device_reset()
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{
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m_control = 0xC000;
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m_offset = 0;
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m_status0 = 0;
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m_status1 = 0;
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m_commbank = 0;
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membank("comm_ram")->set_base(m_ram->pointer());
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}
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void m3comm_device::device_reset_after_children()
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{
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m_commcpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
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}
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READ16_MEMBER(m3comm_device::commbank_r)
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{
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return m_commbank;
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}
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WRITE16_MEMBER(m3comm_device::commbank_w)
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{
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m_commbank = data;
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membank("comm_ram")->set_base(m_ram->pointer() + (m_commbank ? 0x10000 : 0));
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}
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READ16_MEMBER(m3comm_device::status0_r)
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{
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return m_status0;
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}
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WRITE16_MEMBER(m3comm_device::status0_w)
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{
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m_status0 = data;
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}
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READ16_MEMBER(m3comm_device::status1_r)
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{
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return m_status1;
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}
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WRITE16_MEMBER(m3comm_device::status1_w)
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{
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m_status1 = data;
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}
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READ16_MEMBER(m3comm_device::naomi_r)
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{
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switch (offset)
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{
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case 0: // 5F7018
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return m_control;
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case 1: // 5F701C
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return m_offset;
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case 2: // 5F7020
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{
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logerror("M3COMM read @ %08x\n", (m_control << 16) | m_offset);
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UINT16 value;
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if (m_control & 1)
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value = m68k_ram[m_offset / 2];
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else {
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UINT16 *commram = (UINT16*)membank("comm_ram")->base();
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value = commram[m_offset / 2];
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}
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m_offset+= 2;
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return value;
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}
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case 3: // 5F7024
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return m_status0;
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case 4: // 5F7028
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return m_status1;
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default:
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return 0;
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}
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}
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WRITE16_MEMBER(m3comm_device::naomi_w)
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{
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switch (offset)
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{
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case 0: // 5F7018
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logerror("M3COMM control write %04x\n", data);
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m_control = data;
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m_commcpu->set_input_line(INPUT_LINE_RESET, (m_control & 0x20) ? CLEAR_LINE : ASSERT_LINE);
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break;
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case 1: // 5F701C
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m_offset = data;
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break;
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case 2: // 5F7020
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logerror("M3COMM write @ %08x %04x\n", (m_control << 16) | m_offset, data);
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if (m_control & 1)
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m68k_ram[m_offset / 2] = data;
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else {
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UINT16 *commram = (UINT16*)membank("comm_ram")->base();
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commram[m_offset / 2] = data;
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}
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m_offset += 2;
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break;
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case 3: // 5F7024
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m_status0 = data;
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break;
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case 4: // 5F7028
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m_status1 = data;
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break;
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}
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}
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64
src/mame/machine/m3comm.h
Normal file
64
src/mame/machine/m3comm.h
Normal file
@ -0,0 +1,64 @@
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// license:BSD-3-Clause
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// copyright-holders:MetalliC
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#pragma once
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#ifndef __M3COMM_H__
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#define __M3COMM_H__
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#include "machine/ram.h"
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#include "cpu/m68000/m68000.h"
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#define MCFG_M3COMM_ADD(_tag ) \
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MCFG_DEVICE_ADD(_tag, M3COMM, 0)
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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class m3comm_device : public device_t
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{
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public:
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// construction/destruction
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m3comm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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// optional information overrides
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virtual machine_config_constructor device_mconfig_additions() const override;
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required_shared_ptr<UINT16> m68k_ram;
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required_device<m68000_device> m_commcpu;
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DECLARE_READ16_MEMBER(naomi_r);
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DECLARE_WRITE16_MEMBER(naomi_w);
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DECLARE_READ16_MEMBER(status0_r);
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DECLARE_WRITE16_MEMBER(status0_w);
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DECLARE_READ16_MEMBER(status1_r);
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DECLARE_WRITE16_MEMBER(status1_w);
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DECLARE_READ16_MEMBER(commbank_r);
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DECLARE_WRITE16_MEMBER(commbank_w);
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protected:
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required_device<ram_device> m_ram;
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// device-level overrides
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virtual void device_start() override;
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virtual void device_reset() override;
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virtual void device_reset_after_children() override;
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|
private:
|
||||||
|
UINT16 m_control;
|
||||||
|
UINT16 m_offset;
|
||||||
|
UINT16 m_status0;
|
||||||
|
UINT16 m_status1;
|
||||||
|
UINT16 m_commbank;
|
||||||
|
|
||||||
|
|
||||||
|
emu_file m_line_rx; // rx line - can be either differential, simple serial or toslink
|
||||||
|
emu_file m_line_tx; // tx line - is differential, simple serial and toslink
|
||||||
|
char m_localhost[256];
|
||||||
|
char m_remotehost[256];
|
||||||
|
};
|
||||||
|
|
||||||
|
// device type definition
|
||||||
|
extern const device_type M3COMM;
|
||||||
|
|
||||||
|
#endif /* __M3COMM_H__ */
|
||||||
Loading…
Reference in New Issue
Block a user