// license:BSD-3-Clause // copyright-holders:Curt Coder // thanks-to:Per Ola Ingvarsson, Tomas Karlsson /****************************************************************************** drivers/compis.c machine driver Hardware: - Intel 80186 CPU 8MHz, integrated DMA(8237?), PIC(8259?), PIT(8253?) - Intel 80130 OSP Operating system processor (PIC 8259, PIT 8254) - Intel 8274 MPSC Multi-protocol serial communications controller (NEC 7201) - Intel 8255 PPI Programmable peripheral interface - Intel 8253 PIT Programmable interval timer - Intel 8251 USART Universal synchronous asynchronous receiver transmitter - National 58174 Real-time clock (compatible with 58274) Peripheral: - Intel 82720 GDC Graphic display processor (NEC uPD 7220) - Intel 8272 FDC Floppy disk controller (Intel iSBX-218A) - Western Digital WD1002-05 Winchester controller Memory map: 00000-3FFFF RAM LMCS (Low Memory Chip Select) 40000-4FFFF RAM MMCS 0 (Midrange Memory Chip Select) 50000-5FFFF RAM MMCS 1 (Midrange Memory Chip Select) 60000-6FFFF RAM MMCS 2 (Midrange Memory Chip Select) 70000-7FFFF RAM MMCS 3 (Midrange Memory Chip Select) 80000-EFFFF NOP F0000-FFFFF ROM UMCS (Upper Memory Chip Select) ******************************************************************************/ /* TODO: - booting system2 with disk in drive b: fails - uhrg graphics are drawn wrong (upd7220 bugs?) - compis2 - color graphics - 8087 - programmable keyboard - hard disk */ #include "emu.h" #include "softlist.h" #include "bus/centronics/ctronics.h" #include "bus/compis/graphics.h" #include "bus/isbx/isbx.h" #include "bus/rs232/rs232.h" #include "cpu/i86/i186.h" #include "cpu/mcs48/mcs48.h" #include "imagedev/cassette.h" #include "machine/compiskb.h" #include "machine/i8251.h" #include "machine/i8255.h" #include "machine/i80130.h" #include "machine/mm58174.h" #include "machine/pic8259.h" #include "machine/pit8253.h" #include "machine/ram.h" #include "machine/timer.h" #include "machine/z80sio.h" #define I80186_TAG "ic1" #define I80130_TAG "ic15" #define I8251A_TAG "ic59" #define I8253_TAG "ic60" #define I8274_TAG "ic65" #define MM58174A_TAG "ic66" #define I8255_TAG "ic69" #define RS232_A_TAG "rs232a" #define RS232_B_TAG "rs232b" #define CASSETTE_TAG "cassette" #define CENTRONICS_TAG "centronics" #define ISBX_0_TAG "isbx0" #define ISBX_1_TAG "isbx1" #define GRAPHICS_TAG "gfx" #define COMPIS_KEYBOARD_TAG "compiskb" class compis_state : public driver_device { public: compis_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, I80186_TAG), m_osp(*this, I80130_TAG), m_pit(*this, I8253_TAG), m_ppi(*this, I8255_TAG), m_mpsc(*this, I8274_TAG), m_centronics(*this, CENTRONICS_TAG), m_uart(*this, I8251A_TAG), m_rtc(*this, MM58174A_TAG), m_cassette(*this, CASSETTE_TAG), m_graphics(*this, GRAPHICS_TAG), m_isbx0(*this, ISBX_0_TAG), m_isbx1(*this, ISBX_1_TAG), m_ram(*this, RAM_TAG), m_s8(*this, "S8") { } required_device m_maincpu; required_device m_osp; required_device m_pit; required_device m_ppi; required_device m_mpsc; required_device m_centronics; required_device m_uart; required_device m_rtc; required_device m_cassette; required_device m_graphics; required_device m_isbx0; required_device m_isbx1; required_device m_ram; required_ioport m_s8; virtual void machine_start() override; virtual void machine_reset() override; uint16_t pcs6_0_1_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_0_1_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_2_3_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_2_3_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_4_5_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_4_5_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_6_7_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_6_7_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_8_9_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_8_9_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_10_11_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_10_11_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_12_13_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_12_13_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t pcs6_14_15_r(offs_t offset, uint16_t mem_mask = ~0); void pcs6_14_15_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint8_t compis_irq_callback(); uint8_t ppi_pb_r(); void ppi_pc_w(uint8_t data); DECLARE_WRITE_LINE_MEMBER( tmr0_w ); DECLARE_WRITE_LINE_MEMBER( tmr1_w ); DECLARE_WRITE_LINE_MEMBER( tmr2_w ); DECLARE_WRITE_LINE_MEMBER( tmr5_w ); TIMER_DEVICE_CALLBACK_MEMBER( tape_tick ); int m_centronics_busy; int m_centronics_select; DECLARE_WRITE_LINE_MEMBER(write_centronics_busy); DECLARE_WRITE_LINE_MEMBER(write_centronics_select); int m_tmr0; void compis(machine_config &config); void compis2(machine_config &config); void compis2_mem(address_map &map); void compis_io(address_map &map); void compis_mem(address_map &map); }; //************************************************************************** // READ/WRITE HANDLERS //************************************************************************** uint16_t compis_state::pcs6_0_1_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return 0xff; } else { return m_graphics->dma_ack_r(offset); } } void compis_state::pcs6_0_1_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { cassette_state state = BIT(data, 0) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED; m_cassette->change_state(state, CASSETTE_MASK_MOTOR); } else { m_graphics->dma_ack_w(offset, data); } } uint16_t compis_state::pcs6_2_3_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_mpsc->inta_r(); } else { return m_uart->read(offset & 1) << 8; } } void compis_state::pcs6_2_3_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { } else { m_uart->write(offset & 1, data >> 8); } } uint16_t compis_state::pcs6_4_5_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_mpsc->cd_ba_r(offset & 0x03); } else { m_isbx0->tdma_w(0); m_isbx0->tdma_w(1); return 0xff; } } void compis_state::pcs6_4_5_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_mpsc->cd_ba_w(offset & 0x03, data); } else { m_isbx0->tdma_w(0); m_isbx0->tdma_w(1); } } uint16_t compis_state::pcs6_6_7_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_graphics->pcs6_6_r(offset); } else { m_isbx1->tdma_w(0); m_isbx1->tdma_w(1); return 0xff; } } void compis_state::pcs6_6_7_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_graphics->pcs6_6_w(offset, data); } else { m_isbx1->tdma_w(0); m_isbx1->tdma_w(1); } } uint16_t compis_state::pcs6_8_9_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_isbx0->mcs0_r(offset); } else { return m_isbx0->mcs1_r(offset) << 8; } } void compis_state::pcs6_8_9_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_isbx0->mcs0_w(offset, data); } else { m_isbx0->mcs1_w(offset, data >> 8); } } uint16_t compis_state::pcs6_10_11_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_isbx0->mcs1_r(offset); } else { return m_isbx0->mdack_r(offset) << 8; } } void compis_state::pcs6_10_11_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_isbx0->mcs1_w(offset, data); } else { m_isbx0->mdack_w(offset, data >> 8); } } uint16_t compis_state::pcs6_12_13_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_isbx1->mcs0_r(offset); } else { return m_isbx1->mcs1_r(offset) << 8; } } void compis_state::pcs6_12_13_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_isbx1->mcs0_w(offset, data); } else { m_isbx1->mcs1_w(offset, data >> 8); } } uint16_t compis_state::pcs6_14_15_r(offs_t offset, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { return m_isbx1->mcs1_r(offset); } else { return m_isbx1->mdack_r(offset) << 8; } } void compis_state::pcs6_14_15_w(offs_t offset, uint16_t data, uint16_t mem_mask) { if (ACCESSING_BITS_0_7) { m_isbx1->mcs1_w(offset, data); } else { m_isbx1->mdack_w(offset, data >> 8); } } //************************************************************************** // ADDRESS MAPS //************************************************************************** //------------------------------------------------- // ADDRESS_MAP( compis_mem ) //------------------------------------------------- void compis_state::compis_mem(address_map &map) { map.unmap_value_high(); map(0x00000, 0x1ffff).ram(); map(0x60000, 0x63fff).mirror(0x1c000).m(m_osp, FUNC(i80130_device::rom_map)); map(0xe0000, 0xeffff).mirror(0x10000).rom().region(I80186_TAG, 0); } //------------------------------------------------- // ADDRESS_MAP( compis2_mem ) //------------------------------------------------- void compis_state::compis2_mem(address_map &map) { map.unmap_value_high(); map(0x00000, 0x3ffff).ram(); map(0xe0000, 0xeffff).mirror(0x10000).rom().region(I80186_TAG, 0); } //------------------------------------------------- // ADDRESS_MAP( compis_io ) //------------------------------------------------- void compis_state::compis_io(address_map &map) { map.unmap_value_high(); map(0x0000, 0x0007) /* PCS0 */ .mirror(0x78).rw(m_ppi, FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0xff00); map(0x0080, 0x0087) /* PCS1 */ .mirror(0x78).rw(m_pit, FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask16(0x00ff); map(0x0100, 0x011f) /* PCS2 */ .mirror(0x60).rw(m_rtc, FUNC(mm58174_device::read), FUNC(mm58174_device::write)).umask16(0x00ff); map(0x0180, 0x01ff) /* PCS3 */ .rw(m_graphics, FUNC(compis_graphics_slot_device::pcs3_r), FUNC(compis_graphics_slot_device::pcs3_w)); //map(0x0200, 0x0201) /* PCS4 */ .mirror(0x7e); map(0x0280, 0x028f) /* PCS5 */ .mirror(0x70).m(m_osp, FUNC(i80130_device::io_map)); map(0x0300, 0x030f).rw(FUNC(compis_state::pcs6_0_1_r), FUNC(compis_state::pcs6_0_1_w)); map(0x0310, 0x031f).rw(FUNC(compis_state::pcs6_2_3_r), FUNC(compis_state::pcs6_2_3_w)); map(0x0320, 0x032f).rw(FUNC(compis_state::pcs6_4_5_r), FUNC(compis_state::pcs6_4_5_w)); map(0x0330, 0x033f).rw(FUNC(compis_state::pcs6_6_7_r), FUNC(compis_state::pcs6_6_7_w)); map(0x0340, 0x034f).rw(FUNC(compis_state::pcs6_8_9_r), FUNC(compis_state::pcs6_8_9_w)); map(0x0350, 0x035f).rw(FUNC(compis_state::pcs6_10_11_r), FUNC(compis_state::pcs6_10_11_w)); map(0x0360, 0x036f).rw(FUNC(compis_state::pcs6_12_13_r), FUNC(compis_state::pcs6_12_13_w)); map(0x0370, 0x037f).rw(FUNC(compis_state::pcs6_14_15_r), FUNC(compis_state::pcs6_14_15_w)); } //************************************************************************** // INPUT PORTS //************************************************************************** //------------------------------------------------- // INPUT_PORTS( compis ) //------------------------------------------------- static INPUT_PORTS_START( compis ) PORT_START("S1") PORT_CONFNAME( 0x01, 0x00, "S1 ROM Type") PORT_CONFSETTING( 0x00, "27128" ) PORT_CONFSETTING( 0x01, "27256" ) PORT_START("S2") PORT_CONFNAME( 0x01, 0x00, "S2 IC36/IC40") PORT_CONFSETTING( 0x00, "ROM" ) PORT_CONFSETTING( 0x01, "RAM" ) PORT_START("S3") PORT_CONFNAME( 0x03, 0x00, "S3 J4 RxC") PORT_CONFSETTING( 0x00, "DCE" ) PORT_CONFSETTING( 0x01, "Tmr3" ) PORT_CONFSETTING( 0x02, "Tmr4" ) PORT_START("S4") PORT_CONFNAME( 0x01, 0x01, "S4 iSBX0 Bus Width") PORT_CONFSETTING( 0x00, "8 Bit" ) PORT_CONFSETTING( 0x01, "16 Bit" ) PORT_START("S5") PORT_CONFNAME( 0x01, 0x01, "S5 iSBX1 Bus Width") PORT_CONFSETTING( 0x00, "8 Bit" ) PORT_CONFSETTING( 0x01, "16 Bit" ) PORT_START("S6") PORT_CONFNAME( 0x001, 0x001, "S6 INT 8274") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x001, DEF_STR( On ) ) PORT_CONFNAME( 0x002, 0x000, "S6 TxRDY 8251") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x002, DEF_STR( On ) ) PORT_CONFNAME( 0x004, 0x000, "S6 INT KB") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x004, DEF_STR( On ) ) PORT_CONFNAME( 0x008, 0x008, "S6 DELAY 80150") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x008, DEF_STR( On ) ) PORT_CONFNAME( 0x010, 0x000, "S6 INT0 iSBX1 (J9)") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x010, DEF_STR( On ) ) PORT_CONFNAME( 0x020, 0x000, "S6 INT1 iSBX1 (J9)") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x020, DEF_STR( On ) ) PORT_CONFNAME( 0x040, 0x040, "S6 ACK J7") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x040, DEF_STR( On ) ) PORT_CONFNAME( 0x080, 0x000, "S6 SYSTICK 80150") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x080, DEF_STR( On ) ) PORT_CONFNAME( 0x100, 0x100, "S6 RxRDY 8251") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x100, DEF_STR( On ) ) PORT_CONFNAME( 0x200, 0x000, "S6 INT0 iSBX0 (J8)") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x200, DEF_STR( On ) ) PORT_CONFNAME( 0x400, 0x400, "S6 INT1 iSBX0 (J8)") PORT_CONFSETTING( 0x000, DEF_STR( Off ) ) PORT_CONFSETTING( 0x400, DEF_STR( On ) ) PORT_START("S7") PORT_CONFNAME( 0x01, 0x00, "S7 ROM Type") PORT_CONFSETTING( 0x00, "27128" ) PORT_CONFSETTING( 0x01, "27256" ) PORT_START("S8") PORT_CONFNAME( 0x18, 0x00, "S8 Test Mode") PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) PORT_CONFSETTING( 0x08, "Remote Test" ) PORT_CONFSETTING( 0x10, "Standalone Test" ) PORT_CONFSETTING( 0x18, "Reserved" ) PORT_START("S9") PORT_CONFNAME( 0x03, 0x00, "S9 8274 TxCB") PORT_CONFSETTING( 0x00, "DCE-Rxc (J4-11)" ) PORT_CONFSETTING( 0x01, "DCE-Txc (J4-13)" ) PORT_CONFSETTING( 0x02, "Tmr3" ) PORT_START("S10") PORT_CONFNAME( 0x01, 0x01, "S10 8274 RxCA") PORT_CONFSETTING( 0x00, "DCE (J2-11)" ) PORT_CONFSETTING( 0x01, "Tmr5" ) PORT_START("S11") PORT_CONFNAME( 0x03, 0x01, "S11 8274 TxCA") PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) PORT_CONFSETTING( 0x01, "DCE (J2-13)" ) PORT_CONFSETTING( 0x02, "Tmr5" ) PORT_START("S12") PORT_CONFNAME( 0x01, 0x01, "S12 8274 TxDA") PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) PORT_CONFSETTING( 0x01, "V24 (J2)" ) PORT_START("S13") PORT_CONFNAME( 0x01, 0x01, "S13 8274 RxDA") PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) PORT_CONFSETTING( 0x01, "V24 (J2)" ) PORT_START("S14") PORT_CONFNAME( 0x01, 0x01, "S14 8274 TxCA") PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) PORT_CONFSETTING( 0x01, DEF_STR( On ) ) PORT_START("S15") PORT_CONFNAME( 0x01, 0x00, "S15 Network") PORT_CONFSETTING( 0x00, "Server" ) PORT_CONFSETTING( 0x01, "Client" ) INPUT_PORTS_END //************************************************************************** // DEVICE CONFIGURATION //************************************************************************** //------------------------------------------------- // I80186_INTERFACE( cpu_intf ) //------------------------------------------------- uint8_t compis_state::compis_irq_callback() { return m_osp->inta_r(); } WRITE_LINE_MEMBER( compis_state::tmr0_w ) { m_tmr0 = state; m_cassette->output(m_tmr0 ? -1 : 1); m_maincpu->tmrin0_w(state); } WRITE_LINE_MEMBER( compis_state::tmr1_w ) { m_isbx0->mclk_w(state); m_isbx1->mclk_w(state); m_maincpu->tmrin1_w(state); } //------------------------------------------------- // I80130_INTERFACE( osp_intf ) //------------------------------------------------- WRITE_LINE_MEMBER( compis_state::tmr2_w ) { m_uart->write_rxc(state); m_uart->write_txc(state); } WRITE_LINE_MEMBER( compis_state::tmr5_w ) { m_mpsc->rxca_w(state); m_mpsc->txca_w(state); } //------------------------------------------------- // I8255A interface //------------------------------------------------- WRITE_LINE_MEMBER(compis_state::write_centronics_busy) { m_centronics_busy = state; } WRITE_LINE_MEMBER(compis_state::write_centronics_select) { m_centronics_select = state; } uint8_t compis_state::ppi_pb_r() { /* bit description 0 J5-4 1 J5-5 2 J6-3 Cassette read 3 J2-6 DSR / S8-4 Test 4 J4-6 DSR / S8-3 Test 5 J7-11 Centronics BUSY 6 J7-13 Centronics SELECT 7 Tmr0 */ uint8_t data = 0; /* DIP switch - Test mode */ data = m_s8->read(); // cassette data |= (m_cassette->input() > 0.0) << 2; /* Centronics busy */ data |= m_centronics_busy << 5; data |= m_centronics_select << 6; // TMR0 data |= m_tmr0 << 7; return data; } void compis_state::ppi_pc_w(uint8_t data) { /* bit description 0 J5-1 1 J5-2 2 Select: 1=time measure, DSR from J2/J4 pin 6. 0=read cassette 3 Datex: Tristate datex output (low) 4 V2-5 Floppy motor on/off 5 J7-1 Centronics STROBE 6 V2-4 Floppy Soft reset 7 V2-3 Floppy Terminal count */ m_isbx0->opt1_w(BIT(data, 4)); m_centronics->write_strobe(BIT(data, 5)); if (BIT(data, 6)) { m_isbx0->reset(); } m_isbx0->opt0_w(BIT(data, 7)); } TIMER_DEVICE_CALLBACK_MEMBER( compis_state::tape_tick ) { m_maincpu->tmrin0_w(m_cassette->input() > 0.0); } //************************************************************************** // MACHINE INITIALIZATION //************************************************************************** //------------------------------------------------- // machine_start //------------------------------------------------- void compis_state::machine_start() { // RAM size switch (m_ram->size()) { case 256*1024: m_maincpu->space(AS_PROGRAM).install_ram(0x20000, 0x3ffff, nullptr); break; case 512*1024: m_maincpu->space(AS_PROGRAM).install_ram(0x20000, 0x7ffff, nullptr); break; case 768*1024: m_maincpu->space(AS_PROGRAM).install_ram(0x20000, 0xbffff, nullptr); break; } // state saving save_item(NAME(m_centronics_busy)); save_item(NAME(m_centronics_select)); save_item(NAME(m_tmr0)); } //------------------------------------------------- // machine_reset //------------------------------------------------- void compis_state::machine_reset() { m_uart->reset(); m_mpsc->reset(); m_ppi->reset(); m_graphics->reset(); m_isbx0->reset(); m_isbx1->reset(); } //************************************************************************** // MACHINE DRIVERS //************************************************************************** //------------------------------------------------- // machine_config( compis ) //------------------------------------------------- void compis_state::compis(machine_config &config) { // basic machine hardware I80186(config, m_maincpu, 15.36_MHz_XTAL); m_maincpu->set_addrmap(AS_PROGRAM, &compis_state::compis_mem); m_maincpu->set_addrmap(AS_IO, &compis_state::compis_io); m_maincpu->read_slave_ack_callback().set(FUNC(compis_state::compis_irq_callback)); m_maincpu->tmrout0_handler().set(FUNC(compis_state::tmr0_w)); m_maincpu->tmrout1_handler().set(FUNC(compis_state::tmr1_w)); // devices I80130(config, m_osp, 15.36_MHz_XTAL/2); m_osp->irq().set(m_maincpu, FUNC(i80186_cpu_device::int0_w)); m_osp->systick().set(m_osp, FUNC(i80130_device::ir3_w)); m_osp->delay().set(m_osp, FUNC(i80130_device::ir7_w)); m_osp->baud().set(FUNC(compis_state::tmr2_w)); PIT8253(config, m_pit, 0); m_pit->set_clk<0>(15.36_MHz_XTAL/8); m_pit->out_handler<0>().set(m_mpsc, FUNC(i8274_device::rxtxcb_w)); m_pit->set_clk<1>(15.36_MHz_XTAL/8); m_pit->set_clk<2>(15.36_MHz_XTAL/8); m_pit->out_handler<2>().set(FUNC(compis_state::tmr5_w)); I8255(config, m_ppi); m_ppi->out_pa_callback().set("cent_data_out", FUNC(output_latch_device::write)); m_ppi->in_pb_callback().set(FUNC(compis_state::ppi_pb_r)); m_ppi->out_pc_callback().set(FUNC(compis_state::ppi_pc_w)); I8251(config, m_uart, 0); m_uart->txd_handler().set(COMPIS_KEYBOARD_TAG, FUNC(compis_keyboard_device::si_w)); m_uart->rxrdy_handler().set(m_osp, FUNC(i80130_device::ir2_w)); m_uart->txrdy_handler().set(m_maincpu, FUNC(i80186_cpu_device::int1_w)); compis_keyboard_device &kb(COMPIS_KEYBOARD(config, COMPIS_KEYBOARD_TAG, 0)); kb.out_tx_handler().set(m_uart, FUNC(i8251_device::write_rxd)); I8274(config, m_mpsc, 15.36_MHz_XTAL/4); m_mpsc->out_txda_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_txd)); m_mpsc->out_dtra_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_dtr)); m_mpsc->out_rtsa_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_rts)); m_mpsc->out_txdb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_txd)); m_mpsc->out_dtrb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_dtr)); m_mpsc->out_rtsb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_rts)); m_mpsc->out_int_callback().set(m_maincpu, FUNC(i80186_cpu_device::int3_w)); MM58174(config, m_rtc, 32.768_kHz_XTAL); CASSETTE(config, m_cassette); m_cassette->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); TIMER(config, "tape").configure_periodic(FUNC(compis_state::tape_tick), attotime::from_hz(44100)); rs232_port_device &rs232a(RS232_PORT(config, RS232_A_TAG, default_rs232_devices, nullptr)); rs232a.rxd_handler().set(m_mpsc, FUNC(i8274_device::rxa_w)); rs232a.dcd_handler().set(m_mpsc, FUNC(i8274_device::dcda_w)); rs232a.cts_handler().set(m_mpsc, FUNC(i8274_device::ctsa_w)); rs232_port_device &rs232b(RS232_PORT(config, RS232_B_TAG, default_rs232_devices, nullptr)); rs232b.rxd_handler().set(m_mpsc, FUNC(i8274_device::rxb_w)); rs232b.dcd_handler().set(m_mpsc, FUNC(i8274_device::dcdb_w)); rs232b.cts_handler().set(m_mpsc, FUNC(i8274_device::ctsb_w)); CENTRONICS(config, m_centronics, centronics_devices, "printer"); m_centronics->busy_handler().set(FUNC(compis_state::write_centronics_busy)); m_centronics->select_handler().set(FUNC(compis_state::write_centronics_select)); output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); m_centronics->set_output_latch(cent_data_out); COMPIS_GRAPHICS_SLOT(config, m_graphics, 15.36_MHz_XTAL/2, compis_graphics_cards, "hrg"); ISBX_SLOT(config, m_isbx0, 0, isbx_cards, "fdc"); m_isbx0->mintr0().set(m_osp, FUNC(i80130_device::ir1_w)); m_isbx0->mintr1().set(m_osp, FUNC(i80130_device::ir0_w)); m_isbx0->mdrqt().set(m_maincpu, FUNC(i80186_cpu_device::drq0_w)); ISBX_SLOT(config, m_isbx1, 0, isbx_cards, nullptr); m_isbx1->mintr0().set(m_osp, FUNC(i80130_device::ir6_w)); m_isbx1->mintr1().set(m_osp, FUNC(i80130_device::ir5_w)); m_isbx1->mdrqt().set(m_maincpu, FUNC(i80186_cpu_device::drq1_w)); // software lists SOFTWARE_LIST(config, "flop_list").set_original("compis"); // internal ram RAM(config, m_ram).set_default_size("128K").set_extra_options("256K"); } //------------------------------------------------- // machine_config( compis2 ) //------------------------------------------------- void compis_state::compis2(machine_config &config) { compis(config); m_maincpu->set_addrmap(AS_PROGRAM, &compis_state::compis2_mem); // TODO 8087 // internal ram m_ram->set_default_size("256K").set_extra_options("512K,768K"); } //************************************************************************** // ROMS //************************************************************************** //------------------------------------------------- // ROM( compis ) //------------------------------------------------- ROM_START( compis ) ROM_REGION16_LE( 0x10000, I80186_TAG, 0 ) ROM_DEFAULT_BIOS( "v303" ) ROM_SYSTEM_BIOS( 0, "v20", "Compis v2.0 (1985-05-15)" ) ROMX_LOAD( "sa883003.u40", 0x0000, 0x4000, CRC(195ef6bf) SHA1(eaf8ae897e1a4b62d3038ff23777ce8741b766ef), ROM_BIOS(0) | ROM_SKIP(1) ) ROMX_LOAD( "sa883003.u36", 0x0001, 0x4000, CRC(7c918f56) SHA1(8ba33d206351c52f44f1aa76cc4d7f292dcef761), ROM_BIOS(0) | ROM_SKIP(1) ) ROMX_LOAD( "sa883003.u39", 0x8000, 0x4000, CRC(3cca66db) SHA1(cac36c9caa2f5bb42d7a6d5b84f419318628935f), ROM_BIOS(0) | ROM_SKIP(1) ) ROMX_LOAD( "sa883003.u35", 0x8001, 0x4000, CRC(43c38e76) SHA1(f32e43604107def2c2259898926d090f2ed62104), ROM_BIOS(0) | ROM_SKIP(1) ) ROM_SYSTEM_BIOS( 1, "v302", "Compis II v3.02 (1986-09-09)" ) ROMX_LOAD( "comp302.u39", 0x0000, 0x8000, CRC(16a7651e) SHA1(4cbd4ba6c6c915c04dfc913ec49f87c1dd7344e3), ROM_BIOS(1) | ROM_SKIP(1) ) ROMX_LOAD( "comp302.u35", 0x0001, 0x8000, CRC(ae546bef) SHA1(572e45030de552bb1949a7facbc885b8bf033fc6), ROM_BIOS(1) | ROM_SKIP(1) ) ROM_SYSTEM_BIOS( 2, "v303", "Compis II v3.03 (1987-03-09)" ) ROMX_LOAD( "rysa094.u39", 0x0000, 0x8000, CRC(e7302bff) SHA1(44ea20ef4008849af036c1a945bc4f27431048fb), ROM_BIOS(2) | ROM_SKIP(1) ) ROMX_LOAD( "rysa094.u35", 0x0001, 0x8000, CRC(b0694026) SHA1(eb6b2e3cb0f42fd5ffdf44f70e652ecb9714ce30), ROM_BIOS(2) | ROM_SKIP(1) ) ROM_END #define rom_compis2 rom_compis //************************************************************************** // SYSTEM DRIVERS //************************************************************************** // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1985, compis, 0, 0, compis, compis, compis_state, empty_init, "Telenova", "Compis", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_GRAPHICS ) COMP( 1986, compis2, compis, 0, compis2, compis, compis_state, empty_init, "Telenova", "Compis II", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_GRAPHICS )