diff options
Diffstat (limited to 'src/mess/drivers/ct486.c')
-rw-r--r-- | src/mess/drivers/ct486.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/src/mess/drivers/ct486.c b/src/mess/drivers/ct486.c deleted file mode 100644 index 91cc9d85c3f..00000000000 --- a/src/mess/drivers/ct486.c +++ /dev/null @@ -1,198 +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/ram.h" -#include "machine/cs4031.h" -#include "machine/at_keybc.h" -#include "bus/pc_kbd/pc_kbdc.h" -#include "bus/pc_kbd/keyboards.h" -#include "bus/isa/isa.h" -#include "bus/isa/isa_cards.h" -#include "sound/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(); - - 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); } -}; - - -//************************************************************************** -// 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 -//************************************************************************** - -static ADDRESS_MAP_START( ct486_map, AS_PROGRAM, 32, ct486_state ) -ADDRESS_MAP_END - -static ADDRESS_MAP_START( ct486_io, AS_IO, 32, ct486_state ) - ADDRESS_MAP_UNMAP_HIGH -ADDRESS_MAP_END - - -//************************************************************************** -// MACHINE DRIVERS -//************************************************************************** - -static MACHINE_CONFIG_START( ct486, ct486_state ) - MCFG_CPU_ADD("maincpu", I486, XTAL_25MHz) - MCFG_CPU_PROGRAM_MAP(ct486_map) - MCFG_CPU_IO_MAP(ct486_io) - MCFG_CPU_IRQ_ACKNOWLEDGE_DEVICE("cs4031", cs4031_device, int_ack_r) - - MCFG_CS4031_ADD("cs4031", XTAL_25MHz, "maincpu", "isa", "bios", "keybc") - // cpu connections - MCFG_CS4031_HOLD(WRITELINE(ct486_state, cs4031_hold)); - MCFG_CS4031_NMI(INPUTLINE("maincpu", INPUT_LINE_NMI)); - MCFG_CS4031_INTR(INPUTLINE("maincpu", INPUT_LINE_IRQ0)); - MCFG_CS4031_CPURESET(INPUTLINE("maincpu", INPUT_LINE_RESET)); - MCFG_CS4031_A20M(INPUTLINE("maincpu", INPUT_LINE_A20)); - // isa dma - MCFG_CS4031_IOR(READ16(ct486_state, cs4031_ior)) - MCFG_CS4031_IOW(WRITE16(ct486_state, cs4031_iow)) - MCFG_CS4031_TC(WRITE8(ct486_state, cs4031_tc)) - // speaker - MCFG_CS4031_SPKR(WRITELINE(ct486_state, cs4031_spkr)) - - MCFG_RAM_ADD(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("4M") - MCFG_RAM_EXTRA_OPTIONS("1M,2M,8M,16M,32M,64M") - - MCFG_DEVICE_ADD("keybc", AT_KEYBOARD_CONTROLLER, XTAL_12MHz) - MCFG_AT_KEYBOARD_CONTROLLER_SYSTEM_RESET_CB(DEVWRITELINE("cs4031", cs4031_device, kbrst_w)) - MCFG_AT_KEYBOARD_CONTROLLER_GATE_A20_CB(DEVWRITELINE("cs4031", cs4031_device, gatea20_w)) - MCFG_AT_KEYBOARD_CONTROLLER_INPUT_BUFFER_FULL_CB(DEVWRITELINE("cs4031", cs4031_device, irq01_w)) - MCFG_AT_KEYBOARD_CONTROLLER_KEYBOARD_CLOCK_CB(DEVWRITELINE("pc_kbdc", pc_kbdc_device, clock_write_from_mb)) - MCFG_AT_KEYBOARD_CONTROLLER_KEYBOARD_DATA_CB(DEVWRITELINE("pc_kbdc", pc_kbdc_device, data_write_from_mb)) - MCFG_DEVICE_ADD("pc_kbdc", PC_KBDC, 0) - MCFG_PC_KBDC_OUT_CLOCK_CB(DEVWRITELINE("keybc", at_keyboard_controller_device, keyboard_clock_w)) - MCFG_PC_KBDC_OUT_DATA_CB(DEVWRITELINE("keybc", at_keyboard_controller_device, keyboard_data_w)) - MCFG_PC_KBDC_SLOT_ADD("pc_kbdc", "kbd", pc_at_keyboards, STR_KBD_MICROSOFT_NATURAL) - - MCFG_DEVICE_ADD("isabus", ISA16, 0) - MCFG_ISA16_CPU(":maincpu") - MCFG_ISA_BUS_IOCHCK(DEVWRITELINE("cs4031", cs4031_device, iochck_w)) - MCFG_ISA_OUT_IRQ2_CB(DEVWRITELINE("cs4031", cs4031_device, irq09_w)) - MCFG_ISA_OUT_IRQ3_CB(DEVWRITELINE("cs4031", cs4031_device, irq03_w)) - MCFG_ISA_OUT_IRQ4_CB(DEVWRITELINE("cs4031", cs4031_device, irq04_w)) - MCFG_ISA_OUT_IRQ5_CB(DEVWRITELINE("cs4031", cs4031_device, irq05_w)) - MCFG_ISA_OUT_IRQ6_CB(DEVWRITELINE("cs4031", cs4031_device, irq06_w)) - MCFG_ISA_OUT_IRQ7_CB(DEVWRITELINE("cs4031", cs4031_device, irq07_w)) - MCFG_ISA_OUT_IRQ10_CB(DEVWRITELINE("cs4031", cs4031_device, irq10_w)) - MCFG_ISA_OUT_IRQ11_CB(DEVWRITELINE("cs4031", cs4031_device, irq11_w)) - MCFG_ISA_OUT_IRQ12_CB(DEVWRITELINE("cs4031", cs4031_device, irq12_w)) - MCFG_ISA_OUT_IRQ14_CB(DEVWRITELINE("cs4031", cs4031_device, irq14_w)) - MCFG_ISA_OUT_IRQ15_CB(DEVWRITELINE("cs4031", cs4031_device, irq15_w)) - MCFG_ISA_OUT_DRQ0_CB(DEVWRITELINE("cs4031", cs4031_device, dreq0_w)) - MCFG_ISA_OUT_DRQ1_CB(DEVWRITELINE("cs4031", cs4031_device, dreq1_w)) - MCFG_ISA_OUT_DRQ2_CB(DEVWRITELINE("cs4031", cs4031_device, dreq2_w)) - MCFG_ISA_OUT_DRQ3_CB(DEVWRITELINE("cs4031", cs4031_device, dreq3_w)) - MCFG_ISA_OUT_DRQ5_CB(DEVWRITELINE("cs4031", cs4031_device, dreq5_w)) - MCFG_ISA_OUT_DRQ6_CB(DEVWRITELINE("cs4031", cs4031_device, dreq6_w)) - MCFG_ISA_OUT_DRQ7_CB(DEVWRITELINE("cs4031", cs4031_device, dreq7_w)) - MCFG_ISA16_SLOT_ADD("isabus", "board1", pc_isa16_cards, "fdcsmc", true) - MCFG_ISA16_SLOT_ADD("isabus", "board2", pc_isa16_cards, "comat", true) - MCFG_ISA16_SLOT_ADD("isabus", "board3", pc_isa16_cards, "ide", true) - MCFG_ISA16_SLOT_ADD("isabus", "board4", pc_isa16_cards, "lpt", true) - MCFG_ISA16_SLOT_ADD("isabus", "isa1", pc_isa16_cards, "svga_et4k", false) - MCFG_ISA16_SLOT_ADD("isabus", "isa2", pc_isa16_cards, NULL, false) - MCFG_ISA16_SLOT_ADD("isabus", "isa3", pc_isa16_cards, NULL, false) - MCFG_ISA16_SLOT_ADD("isabus", "isa4", pc_isa16_cards, NULL, false) - MCFG_ISA16_SLOT_ADD("isabus", "isa5", pc_isa16_cards, NULL, false) - - // sound hardware - MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) - MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) - - // video hardware - MCFG_PALETTE_ADD("palette", 256) // todo: really needed? - - /* software lists */ - MCFG_SOFTWARE_LIST_ADD("pc_disk_list","ibm5150") - MCFG_SOFTWARE_LIST_ADD("xt_disk_list","ibm5160_flop") - MCFG_SOFTWARE_LIST_ADD("at_disk_list","ibm5170") - MCFG_SOFTWARE_LIST_ADD("at_cdrom_list","ibm5170_cdrom") -MACHINE_CONFIG_END - - -//************************************************************************** -// 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, driver_device, 0, "<unknown>", "PC/AT 486 with CS4031 chipset", 0 ) |