// 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(space, 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(space, offset, data);
}
}
READ16_MEMBER( compis_state::pcs6_2_3_r )
{
if (ACCESSING_BITS_0_7)
{
return m_mpsc->inta_r(space, 0);
}
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(space, 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(space, 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(space, 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(space, 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(space, offset);
}
else
{
return m_isbx0->mcs1_r(space, offset) << 8;
}
}
WRITE16_MEMBER( compis_state::pcs6_8_9_w )
{
if (ACCESSING_BITS_0_7)
{
m_isbx0->mcs0_w(space, offset, data);
}
else
{
m_isbx0->mcs1_w(space, offset, data >> 8);
}
}
READ16_MEMBER( compis_state::pcs6_10_11_r )
{
if (ACCESSING_BITS_0_7)
{
return m_isbx0->mcs1_r(space, offset);
}
else
{
return m_isbx0->mdack_r(space, offset) << 8;
}
}
WRITE16_MEMBER( compis_state::pcs6_10_11_w )
{
if (ACCESSING_BITS_0_7)
{
m_isbx0->mcs1_w(space, offset, data);
}
else
{
m_isbx0->mdack_w(space, offset, data >> 8);
}
}
READ16_MEMBER( compis_state::pcs6_12_13_r )
{
if (ACCESSING_BITS_0_7)
{
return m_isbx1->mcs0_r(space, offset);
}
else
{
return m_isbx1->mcs1_r(space, offset) << 8;
}
}
WRITE16_MEMBER( compis_state::pcs6_12_13_w )
{
if (ACCESSING_BITS_0_7)
{
m_isbx1->mcs0_w(space, offset, data);
}
else
{
m_isbx1->mcs1_w(space, offset, data >> 8);
}
}
READ16_MEMBER( compis_state::pcs6_14_15_r )
{
if (ACCESSING_BITS_0_7)
{
return m_isbx1->mcs1_r(space, offset);
}
else
{
return m_isbx1->mdack_r(space, offset) << 8;
}
}
WRITE16_MEMBER( compis_state::pcs6_14_15_w )
{
if (ACCESSING_BITS_0_7)
{
m_isbx1->mcs1_w(space, offset, data);
}
else
{
m_isbx1->mdack_w(space, 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(MM58174A_TAG, FUNC(mm58274c_device::read), FUNC(mm58274c_device::write)).umask16(0x00ff);
map(0x0180, 0x01ff) /* PCS3 */ .rw(GRAPHICS_TAG, 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(I80130_TAG, 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 )
//-------------------------------------------------
MACHINE_CONFIG_START(compis_state::compis)
// basic machine hardware
MCFG_DEVICE_ADD(I80186_TAG, I80186, 15.36_MHz_XTAL)
MCFG_DEVICE_PROGRAM_MAP(compis_mem)
MCFG_DEVICE_IO_MAP(compis_io)
MCFG_80186_IRQ_SLAVE_ACK(READ8(DEVICE_SELF, compis_state, compis_irq_callback))
MCFG_80186_TMROUT0_HANDLER(WRITELINE(DEVICE_SELF, compis_state, tmr0_w))
MCFG_80186_TMROUT1_HANDLER(WRITELINE(DEVICE_SELF, compis_state, tmr1_w))
// devices
I80130(config, m_osp, 15.36_MHz_XTAL/2);
m_osp->irq().set(I80186_TAG, FUNC(i80186_cpu_device::int0_w));
m_osp->systick().set(I80130_TAG, FUNC(i80130_device::ir3_w));
m_osp->delay().set(I80130_TAG, 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(I80130_TAG, FUNC(i80130_device::ir2_w));
m_uart->txrdy_handler().set(I80186_TAG, FUNC(i80186_cpu_device::int1_w));
MCFG_DEVICE_ADD(COMPIS_KEYBOARD_TAG, COMPIS_KEYBOARD, 0)
MCFG_COMPIS_KEYBOARD_OUT_TX_HANDLER(WRITELINE(I8251A_TAG, 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));
MCFG_DEVICE_ADD(MM58174A_TAG, MM58274C, 32.768_kHz_XTAL)
MCFG_MM58274C_MODE24(1) // 24 hour
MCFG_MM58274C_DAY1(1) // monday
MCFG_CASSETTE_ADD(CASSETTE_TAG)
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_MUTED)
MCFG_TIMER_DRIVER_ADD_PERIODIC("tape", 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));
MCFG_DEVICE_ADD(m_centronics, CENTRONICS, centronics_devices, "printer")
MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(*this, compis_state, write_centronics_busy))
MCFG_CENTRONICS_SELECT_HANDLER(WRITELINE(*this, compis_state, write_centronics_select))
MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG)
MCFG_COMPIS_GRAPHICS_SLOT_ADD(GRAPHICS_TAG, 15.36_MHz_XTAL/2, compis_graphics_cards, "hrg")
MCFG_ISBX_SLOT_ADD(ISBX_0_TAG, 0, isbx_cards, "fdc")
MCFG_ISBX_SLOT_MINTR0_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir1_w))
MCFG_ISBX_SLOT_MINTR1_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir0_w))
MCFG_ISBX_SLOT_MDRQT_CALLBACK(WRITELINE(I80186_TAG, i80186_cpu_device, drq0_w))
MCFG_ISBX_SLOT_ADD(ISBX_1_TAG, 0, isbx_cards, nullptr)
MCFG_ISBX_SLOT_MINTR0_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir6_w))
MCFG_ISBX_SLOT_MINTR1_CALLBACK(WRITELINE(I80130_TAG, i80130_device, ir5_w))
MCFG_ISBX_SLOT_MDRQT_CALLBACK(WRITELINE(I80186_TAG, i80186_cpu_device, drq1_w))
// software lists
MCFG_SOFTWARE_LIST_ADD("flop_list", "compis")
// internal ram
RAM(config, m_ram).set_default_size("128K").set_extra_options("256K");
MACHINE_CONFIG_END
//-------------------------------------------------
// MACHINE_CONFIG( compis2 )
//-------------------------------------------------
MACHINE_CONFIG_START(compis_state::compis2)
compis(config);
// basic machine hardware
MCFG_DEVICE_MODIFY(I80186_TAG)
MCFG_DEVICE_PROGRAM_MAP(compis2_mem)
// TODO 8087
// internal ram
m_ram->set_default_size("256K").set_extra_options("512K,768K");
MACHINE_CONFIG_END
//**************************************************************************
// 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 )