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Diffstat (limited to 'src/mame/drivers/compis.cpp')
-rw-r--r--src/mame/drivers/compis.cpp884
1 files changed, 0 insertions, 884 deletions
diff --git a/src/mame/drivers/compis.cpp b/src/mame/drivers/compis.cpp
deleted file mode 100644
index 224590101a3..00000000000
--- a/src/mame/drivers/compis.cpp
+++ /dev/null
@@ -1,884 +0,0 @@
-// 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/mm58274c.h"
-#include "machine/pic8259.h"
-#include "machine/pit8253.h"
-#include "machine/ram.h"
-#include "machine/timer.h"
-#include "machine/z80dart.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<i80186_cpu_device> m_maincpu;
- required_device<i80130_device> m_osp;
- required_device<pit8253_device> m_pit;
- required_device<i8255_device> m_ppi;
- required_device<i8274_device> m_mpsc;
- required_device<centronics_device> m_centronics;
- required_device<i8251_device> m_uart;
- required_device<mm58274c_device> m_rtc;
- required_device<cassette_image_device> m_cassette;
- required_device<compis_graphics_slot_device> m_graphics;
- required_device<isbx_slot_device> m_isbx0;
- required_device<isbx_slot_device> m_isbx1;
- required_device<ram_device> m_ram;
- required_ioport m_s8;
-
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
- DECLARE_READ16_MEMBER( pcs6_0_1_r );
- DECLARE_WRITE16_MEMBER( pcs6_0_1_w );
- DECLARE_READ16_MEMBER( pcs6_2_3_r );
- DECLARE_WRITE16_MEMBER( pcs6_2_3_w );
- DECLARE_READ16_MEMBER( pcs6_4_5_r );
- DECLARE_WRITE16_MEMBER( pcs6_4_5_w );
- DECLARE_READ16_MEMBER( pcs6_6_7_r );
- DECLARE_WRITE16_MEMBER( pcs6_6_7_w );
- DECLARE_READ16_MEMBER( pcs6_8_9_r );
- DECLARE_WRITE16_MEMBER( pcs6_8_9_w );
- DECLARE_READ16_MEMBER( pcs6_10_11_r );
- DECLARE_WRITE16_MEMBER( pcs6_10_11_w );
- DECLARE_READ16_MEMBER( pcs6_12_13_r );
- DECLARE_WRITE16_MEMBER( pcs6_12_13_w );
- DECLARE_READ16_MEMBER( pcs6_14_15_r );
- DECLARE_WRITE16_MEMBER( pcs6_14_15_w );
-
- DECLARE_READ8_MEMBER( compis_irq_callback );
-
- DECLARE_READ8_MEMBER( ppi_pb_r );
- DECLARE_WRITE8_MEMBER( ppi_pc_w );
-
- 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
-//**************************************************************************
-
-READ16_MEMBER( compis_state::pcs6_0_1_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return 0xff;
- }
- else
- {
- return m_graphics->dma_ack_r(offset);
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_0_1_w )
-{
- 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);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_2_3_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return m_mpsc->inta_r();
- }
- else
- {
- return m_uart->read(offset & 1) << 8;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_2_3_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- }
- else
- {
- m_uart->write(offset & 1, data >> 8);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_4_5_r )
-{
- 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;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_4_5_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- m_mpsc->cd_ba_w(offset & 0x03, data);
- }
- else
- {
- m_isbx0->tdma_w(0);
- m_isbx0->tdma_w(1);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_6_7_r )
-{
- 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;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_6_7_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- m_graphics->pcs6_6_w(offset, data);
- }
- else
- {
- m_isbx1->tdma_w(0);
- m_isbx1->tdma_w(1);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_8_9_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return m_isbx0->mcs0_r(offset);
- }
- else
- {
- return m_isbx0->mcs1_r(offset) << 8;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_8_9_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- m_isbx0->mcs0_w(offset, data);
- }
- else
- {
- m_isbx0->mcs1_w(offset, data >> 8);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_10_11_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return m_isbx0->mcs1_r(offset);
- }
- else
- {
- return m_isbx0->mdack_r(offset) << 8;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_10_11_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- m_isbx0->mcs1_w(offset, data);
- }
- else
- {
- m_isbx0->mdack_w(offset, data >> 8);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_12_13_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return m_isbx1->mcs0_r(offset);
- }
- else
- {
- return m_isbx1->mcs1_r(offset) << 8;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_12_13_w )
-{
- if (ACCESSING_BITS_0_7)
- {
- m_isbx1->mcs0_w(offset, data);
- }
- else
- {
- m_isbx1->mcs1_w(offset, data >> 8);
- }
-}
-
-READ16_MEMBER( compis_state::pcs6_14_15_r )
-{
- if (ACCESSING_BITS_0_7)
- {
- return m_isbx1->mcs1_r(offset);
- }
- else
- {
- return m_isbx1->mdack_r(offset) << 8;
- }
-}
-
-WRITE16_MEMBER( compis_state::pcs6_14_15_w )
-{
- 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(mm58274c_device::read), FUNC(mm58274c_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 )
-//-------------------------------------------------
-
-READ8_MEMBER( 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;
-}
-
-READ8_MEMBER( 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;
-}
-
-WRITE8_MEMBER( compis_state::ppi_pc_w )
-{
- /*
-
- 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::bus_w));
- 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));
-
- MM58274C(config, m_rtc, 32.768_kHz_XTAL);
- m_rtc->set_mode24(1); // 24 hour
- m_rtc->set_day1(1); // monday
-
- 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(z80dart_device::rxa_w));
- rs232a.dcd_handler().set(m_mpsc, FUNC(z80dart_device::dcda_w));
- rs232a.cts_handler().set(m_mpsc, FUNC(z80dart_device::ctsa_w));
-
- rs232_port_device &rs232b(RS232_PORT(config, RS232_B_TAG, default_rs232_devices, nullptr));
- rs232b.rxd_handler().set(m_mpsc, FUNC(z80dart_device::rxb_w));
- rs232b.dcd_handler().set(m_mpsc, FUNC(z80dart_device::dcdb_w));
- rs232b.cts_handler().set(m_mpsc, FUNC(z80dart_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 &cent_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 )