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Diffstat (limited to 'src/mame/drivers/ct486.cpp')
-rw-r--r--src/mame/drivers/ct486.cpp210
1 files changed, 0 insertions, 210 deletions
diff --git a/src/mame/drivers/ct486.cpp b/src/mame/drivers/ct486.cpp
deleted file mode 100644
index 144e4b9f89f..00000000000
--- a/src/mame/drivers/ct486.cpp
+++ /dev/null
@@ -1,210 +0,0 @@
-// license:GPL-2.0+
-// copyright-holders:Dirk Best
-/***************************************************************************
-
- PC/AT 486 with Chips & Technologies CS4031 chipset
-
-***************************************************************************/
-
-#include "emu.h"
-
-#include "cpu/i386/i386.h"
-#include "machine/at_keybc.h"
-#include "machine/cs4031.h"
-#include "machine/ram.h"
-#include "sound/spkrdev.h"
-
-#include "bus/isa/isa.h"
-#include "bus/isa/isa_cards.h"
-#include "bus/pc_kbd/keyboards.h"
-#include "bus/pc_kbd/pc_kbdc.h"
-
-#include "emupal.h"
-#include "softlist.h"
-#include "softlist_dev.h"
-#include "speaker.h"
-
-
-//**************************************************************************
-// TYPE DEFINITIONS
-//**************************************************************************
-
-class ct486_state : public driver_device
-{
-public:
- ct486_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_cs4031(*this, "cs4031"),
- m_isabus(*this, "isabus"),
- m_speaker(*this, "speaker")
- { }
-
- required_device<cpu_device> m_maincpu;
- required_device<cs4031_device> m_cs4031;
- required_device<isa16_device> m_isabus;
- required_device<speaker_sound_device> m_speaker;
-
- virtual void machine_start() override;
-
- DECLARE_READ16_MEMBER( cs4031_ior );
- DECLARE_WRITE16_MEMBER( cs4031_iow );
- DECLARE_WRITE_LINE_MEMBER( cs4031_hold );
- DECLARE_WRITE8_MEMBER( cs4031_tc ) { m_isabus->eop_w(offset, data); }
- DECLARE_WRITE_LINE_MEMBER( cs4031_spkr ) { m_speaker->level_w(state); }
- void ct486(machine_config &config);
- void ct486_io(address_map &map);
- void ct486_map(address_map &map);
-};
-
-
-//**************************************************************************
-// MACHINE EMULATION
-//**************************************************************************
-
-void ct486_state::machine_start()
-{
-}
-
-READ16_MEMBER( ct486_state::cs4031_ior )
-{
- if (offset < 4)
- return m_isabus->dack_r(offset);
- else
- return m_isabus->dack16_r(offset);
-}
-
-WRITE16_MEMBER( ct486_state::cs4031_iow )
-{
- if (offset < 4)
- m_isabus->dack_w(offset, data);
- else
- m_isabus->dack16_w(offset, data);
-}
-
-WRITE_LINE_MEMBER( ct486_state::cs4031_hold )
-{
- // halt cpu
- m_maincpu->set_input_line(INPUT_LINE_HALT, state ? ASSERT_LINE : CLEAR_LINE);
-
- // and acknowledge hold
- m_cs4031->hlda_w(state);
-}
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-void ct486_state::ct486_map(address_map &map)
-{
-}
-
-void ct486_state::ct486_io(address_map &map)
-{
- map.unmap_value_high();
-}
-
-
-//**************************************************************************
-// MACHINE DRIVERS
-//**************************************************************************
-
-void ct486_state::ct486(machine_config &config)
-{
- I486(config, m_maincpu, XTAL(25'000'000));
- m_maincpu->set_addrmap(AS_PROGRAM, &ct486_state::ct486_map);
- m_maincpu->set_addrmap(AS_IO, &ct486_state::ct486_io);
- m_maincpu->set_irq_acknowledge_callback("cs4031", FUNC(cs4031_device::int_ack_r));
-
- CS4031(config, m_cs4031, XTAL(25'000'000), "maincpu", "isa", "bios", "keybc");
- // cpu connections
- m_cs4031->hold().set(FUNC(ct486_state::cs4031_hold));
- m_cs4031->nmi().set_inputline("maincpu", INPUT_LINE_NMI);
- m_cs4031->intr().set_inputline("maincpu", INPUT_LINE_IRQ0);
- m_cs4031->cpureset().set_inputline("maincpu", INPUT_LINE_RESET);
- m_cs4031->a20m().set_inputline("maincpu", INPUT_LINE_A20);
- // isa dma
- m_cs4031->ior().set(FUNC(ct486_state::cs4031_ior));
- m_cs4031->iow().set(FUNC(ct486_state::cs4031_iow));
- m_cs4031->tc().set(FUNC(ct486_state::cs4031_tc));
- // speaker
- m_cs4031->spkr().set(FUNC(ct486_state::cs4031_spkr));
-
- RAM(config, RAM_TAG).set_default_size("4M").set_extra_options("1M,2M,8M,16M,32M,64M");
-
- at_kbc_device_base &keybc(AT_KEYBOARD_CONTROLLER(config, "keybc", XTAL(12'000'000)));
- keybc.hot_res().set("cs4031", FUNC(cs4031_device::kbrst_w));
- keybc.gate_a20().set("cs4031", FUNC(cs4031_device::gatea20_w));
- keybc.kbd_irq().set("cs4031", FUNC(cs4031_device::irq01_w));
- keybc.kbd_clk().set("pc_kbdc", FUNC(pc_kbdc_device::clock_write_from_mb));
- keybc.kbd_data().set("pc_kbdc", FUNC(pc_kbdc_device::data_write_from_mb));
-
- pc_kbdc_device &pc_kbdc(PC_KBDC(config, "pc_kbdc", 0));
- pc_kbdc.out_clock_cb().set(keybc, FUNC(at_kbc_device_base::kbd_clk_w));
- pc_kbdc.out_data_cb().set(keybc, FUNC(at_kbc_device_base::kbd_data_w));
- PC_KBDC_SLOT(config, "kbd", pc_at_keyboards, STR_KBD_MICROSOFT_NATURAL).set_pc_kbdc_slot(&pc_kbdc);
-
- ISA16(config, m_isabus, 0);
- m_isabus->set_memspace(m_maincpu, AS_PROGRAM);
- m_isabus->set_iospace(m_maincpu, AS_IO);
- m_isabus->iochck_callback().set(m_cs4031, FUNC(cs4031_device::iochck_w));
- m_isabus->irq2_callback().set(m_cs4031, FUNC(cs4031_device::irq09_w));
- m_isabus->irq3_callback().set(m_cs4031, FUNC(cs4031_device::irq03_w));
- m_isabus->irq4_callback().set(m_cs4031, FUNC(cs4031_device::irq04_w));
- m_isabus->irq5_callback().set(m_cs4031, FUNC(cs4031_device::irq05_w));
- m_isabus->irq6_callback().set(m_cs4031, FUNC(cs4031_device::irq06_w));
- m_isabus->irq7_callback().set(m_cs4031, FUNC(cs4031_device::irq07_w));
- m_isabus->irq10_callback().set(m_cs4031, FUNC(cs4031_device::irq10_w));
- m_isabus->irq11_callback().set(m_cs4031, FUNC(cs4031_device::irq11_w));
- m_isabus->irq12_callback().set(m_cs4031, FUNC(cs4031_device::irq12_w));
- m_isabus->irq14_callback().set(m_cs4031, FUNC(cs4031_device::irq14_w));
- m_isabus->irq15_callback().set(m_cs4031, FUNC(cs4031_device::irq15_w));
- m_isabus->drq0_callback().set(m_cs4031, FUNC(cs4031_device::dreq0_w));
- m_isabus->drq1_callback().set(m_cs4031, FUNC(cs4031_device::dreq1_w));
- m_isabus->drq2_callback().set(m_cs4031, FUNC(cs4031_device::dreq2_w));
- m_isabus->drq3_callback().set(m_cs4031, FUNC(cs4031_device::dreq3_w));
- m_isabus->drq5_callback().set(m_cs4031, FUNC(cs4031_device::dreq5_w));
- m_isabus->drq6_callback().set(m_cs4031, FUNC(cs4031_device::dreq6_w));
- m_isabus->drq7_callback().set(m_cs4031, FUNC(cs4031_device::dreq7_w));
- ISA16_SLOT(config, "board1", 0, "isabus", pc_isa16_cards, "fdcsmc", true);
- ISA16_SLOT(config, "board2", 0, "isabus", pc_isa16_cards, "comat", true);
- ISA16_SLOT(config, "board3", 0, "isabus", pc_isa16_cards, "ide", true);
- ISA16_SLOT(config, "board4", 0, "isabus", pc_isa16_cards, "lpt", true);
- ISA16_SLOT(config, "isa1", 0, "isabus", pc_isa16_cards, "svga_et4k", false);
- ISA16_SLOT(config, "isa2", 0, "isabus", pc_isa16_cards, nullptr, false);
- ISA16_SLOT(config, "isa3", 0, "isabus", pc_isa16_cards, nullptr, false);
- ISA16_SLOT(config, "isa4", 0, "isabus", pc_isa16_cards, nullptr, false);
- ISA16_SLOT(config, "isa5", 0, "isabus", pc_isa16_cards, nullptr, false);
-
- // sound hardware
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, m_speaker).add_route(ALL_OUTPUTS, "mono", 0.50);
-
- // video hardware
- PALETTE(config, "palette").set_entries(256); // todo: really needed?
-
- /* software lists */
- SOFTWARE_LIST(config, "pc_disk_list").set_original("ibm5150");
- SOFTWARE_LIST(config, "at_disk_list").set_original("ibm5170");
- SOFTWARE_LIST(config, "at_cdrom_list").set_original("ibm5170_cdrom");
- SOFTWARE_LIST(config, "midi_disk_list").set_compatible("midi_flop");
-}
-
-
-//**************************************************************************
-// ROM DEFINITIONS
-//**************************************************************************
-
-ROM_START( ct486 )
- ROM_REGION(0x40000, "isa", ROMREGION_ERASEFF)
- ROM_REGION(0x100000, "bios", 0)
- ROM_LOAD("chips_1.ami", 0xf0000, 0x10000, CRC(a14a7511) SHA1(b88d09be66905ed2deddc26a6f8522e7d2d6f9a8))
-ROM_END
-
-
-//**************************************************************************
-// GAME DRIVERS
-//**************************************************************************
-
-COMP( 1993, ct486, 0, 0, ct486, 0, ct486_state, empty_init, "<unknown>", "PC/AT 486 with CS4031 chipset", 0 )