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-rw-r--r--src/mess/drivers/bullet.c1297
1 files changed, 0 insertions, 1297 deletions
diff --git a/src/mess/drivers/bullet.c b/src/mess/drivers/bullet.c
deleted file mode 100644
index 8cfdd256dc4..00000000000
--- a/src/mess/drivers/bullet.c
+++ /dev/null
@@ -1,1297 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Curt Coder
-/*
-
-Wave Mate Bullet
-
-PCB Layout
-----------
-
-|-------------------------------------------|
-| CN7 CN6 |
-| PIO |
-| FDC |
-| 4164 4164 CN5 |
-| 4164 4164 SW1 CN2|
-| 4164 4164 |
-| 4164 4164 PROM |
-| 4164 4164 4.9152MHz |
-| 4164 4164 16MHz DMA CPU |
-| 4164 4164 |
-| 4164 4164 CN4 CN3 CN1|
-| |
-| DART CTC |
-| CN8 |
-|-------------------------------------------|
-
-Notes:
- Relevant IC's shown.
-
- CPU - SGS Z80ACPUB1 Z80A CPU
- DMA - Zilog Z8410APS Z80A DMA
- PIO - SGS Z80APIOB1 Z80A PIO
- DART - Zilog Z8470APS Z80A DART
- CTC - Zilog Z8430APS Z80A CTC
- FDC - Synertek SY1793-02 FDC
- PROM - AMD AM27S190C 32x8 TTL PROM
- 4164 - Fujitsu MB8264-15 64Kx1 RAM
- CN1 - 2x25 PCB header, external DMA bus
- CN2 - 2x17 PCB header, Winchester / 2x25 header, SCSI (in board revision E)
- CN3 - 2x5 PCB header, RS-232 A (system console)
- CN4 - 2x5 PCB header, RS-232 B
- CN5 - 2x17 PCB header, Centronics
- CN6 - 2x25 PCB header, 8" floppy drives
- CN7 - 2x17 PCB header, 5.25" floppy drives
- CN8 - 4-pin Molex
-
-*/
-
-/*
-
- TODO:
-
- - memory banking is broken
- - z80dart wait/ready
- - IMI 7710 Winchester controller
- chdman createhd -o imi7710.chd -chs 350,3,10 -ss 1024
- - revision E model
-
-*/
-
-#include "includes/bullet.h"
-#include "bus/rs232/rs232.h"
-#include "bus/scsi/scsihd.h"
-
-
-
-//**************************************************************************
-// MACROS / CONSTANTS
-//**************************************************************************
-
-// DMA ready sources
-enum
-{
- FDRDY = 0,
- DARTARDY,
- DARTBRDY,
- WINRDY,
- EXRDY1,
- EXRDY2
-};
-
-#define SEG0 \
- BIT(m_mbank, 0)
-
-#define SEG5 \
- BIT(m_mbank, 5)
-
-#define DMB4 \
- BIT(m_xdma0, 4)
-
-#define DMB6 \
- BIT(m_xdma0, 6)
-
-
-
-//**************************************************************************
-// READ/WRITE HANDLERS
-//**************************************************************************
-
-//-------------------------------------------------
-// mreq_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bullet_state::mreq_r )
-{
- UINT8 data = 0;
-
- if (!m_brom && !BIT(offset, 5))
- {
- data = m_rom->base()[offset & 0x1f];
- }
- else
- {
- if (offset < 0xc000)
- {
- data = m_ram->pointer()[(m_segst << 16) | offset];
- }
- else
- {
- data = m_ram->pointer()[offset];
- }
- }
-
- return data;
-}
-
-
-//-------------------------------------------------
-// mreq_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::mreq_w )
-{
- if (offset < 0xc000)
- {
- m_ram->pointer()[(m_segst << 16) | offset] = data;
- }
- else
- {
- m_ram->pointer()[offset] = data;
- }
-}
-
-
-//-------------------------------------------------
-// win_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bullet_state::win_r )
-{
- return 0;
-}
-
-
-//-------------------------------------------------
-// wstrobe_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::wstrobe_w )
-{
-}
-
-
-//-------------------------------------------------
-// brom_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bullet_state::brom_r )
-{
- m_brom = 1;
-
- return 0;
-}
-
-
-//-------------------------------------------------
-// brom_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::brom_w )
-{
- m_brom = 1;
-}
-
-
-//-------------------------------------------------
-// exdsk_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::exdsk_w )
-{
- /*
-
- bit signal description
-
- 0 drive select 0
- 1 drive select 1
- 2 select 8" floppy
- 3 MSE select software control of port
- 4 SIDE select side 2
- 5 _MOTOR disable 5" floppy spindle motors
- 6
- 7 WPRC enable write precompensation
-
- */
-
- if (BIT(data, 3))
- {
- m_exdsk_sw = true;
- }
-
- if (m_exdsk_sw)
- {
- // drive select
- m_floppy = NULL;
-
- switch (data & 0x07)
- {
- // 5.25"
- case 0: m_floppy = m_floppy0->get_device(); break;
- case 1: m_floppy = m_floppy1->get_device(); break;
- case 2: m_floppy = m_floppy2->get_device(); break;
- case 3: m_floppy = m_floppy3->get_device(); break;
- // 8"
- case 4: m_floppy = m_floppy4->get_device(); break;
- case 5: m_floppy = m_floppy5->get_device(); break;
- case 6: m_floppy = m_floppy6->get_device(); break;
- case 7: m_floppy = m_floppy7->get_device(); break;
- }
-
- m_fdc->set_floppy(m_floppy);
- }
-
- if (m_floppy)
- {
- // side select
- m_floppy->ss_w(BIT(data, 4));
-
- // floppy motor
- m_floppy->mon_w(BIT(data, 5));
- }
-}
-
-
-//-------------------------------------------------
-// exdma_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::exdma_w )
-{
- /*
-
- bit description
-
- 0 DMA ready source select 0
- 1 DMA ready source select 1
- 2 DMA ready source select 2
- 3 memory control 0
- 4 memory control 1
- 5
- 6
- 7
-
- */
-
- m_exdma = data;
-
- m_buf = BIT(data, 3);
-
- update_dma_rdy();
-}
-
-
-//-------------------------------------------------
-// hdcon_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::hdcon_w )
-{
- /*
-
- bit signal description
-
- 0 PLO phase lock oscillator
- 1 RCD read clock frequency
- 2 EXC MB8877 clock frequency
- 3 DEN MB8877 density select
- 4 enable software control of mode
- 5
- 6
- 7
-
- */
-
- if (BIT(data, 4))
- {
- m_hdcon_sw = true;
- }
-
- if (m_hdcon_sw)
- {
- // FDC clock
- m_fdc->set_unscaled_clock(BIT(data, 2) ? XTAL_16MHz/16 : XTAL_16MHz/8);
-
- // density select
- m_fdc->dden_w(BIT(data, 3));
- }
-}
-
-
-//-------------------------------------------------
-// info_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bullet_state::info_r )
-{
- /*
-
- bit signal description
-
- 0 SW1 DIP switch 1
- 1 SW2 DIP switch 2
- 2 SW3 DIP switch 3
- 3 SW4 DIP switch 4
- 4 HLDST floppy disk head load status
- 5 *XDCG floppy disk exchange (8" only)
- 6 FDIRQ FDC interrupt request line
- 7 FDDRQ FDC data request line
-
- */
-
- UINT8 data = 0;
-
- // DIP switches
- data |= m_sw1->read() & 0x0f;
-
- // floppy
- data |= m_fdc->hld_r() << 4;
- data |= (m_floppy ? m_floppy->dskchg_r() : 1) << 5;
- data |= m_fdc->intrq_r() << 6;
- data |= m_fdc->drq_r() << 7;
-
- return data;
-}
-
-
-//-------------------------------------------------
-// segst_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bullet_state::segst_w )
-{
- m_segst = BIT(data, 0);
-}
-
-
-//-------------------------------------------------
-// mreq_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bulletf_state::mreq_r )
-{
- UINT8 data = 0;
-
- if (!m_rome && !BIT(offset, 5))
- {
- data = m_rom->base()[offset & 0x1f];
- }
- else
- {
- if (offset < 0xc000)
- {
- if (!SEG5)
- {
- data = m_ram->pointer()[(SEG0 << 16) | offset];
- }
- else if (offset >= 0x8000)
- {
- data = m_ram->pointer()[0x1c000 + (offset - 0x8000)];
- }
- }
- else
- {
- data = m_ram->pointer()[offset];
- }
- }
-
- return data;
-}
-
-
-//-------------------------------------------------
-// mreq_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bulletf_state::mreq_w )
-{
- if (offset < 0xc000)
- {
- if (!SEG5)
- {
- m_ram->pointer()[(SEG0 << 16) | offset] = data;
- }
- else if (offset >= 0x8000)
- {
- m_ram->pointer()[0x1c000 + (offset - 0x8000)] = data;
- }
- }
- else
- {
- m_ram->pointer()[offset] = data;
- }
-}
-
-
-//-------------------------------------------------
-// xdma0_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bulletf_state::xdma0_w )
-{
- /*
-
- bit signal
-
- 0 device select (0=FDC, 1=SCSI)
- 1
- 2
- 3
- 4 DMB4 Source bank
- 5
- 6 DMB6 Destination bank
- 7
-
- */
-
- m_rome = 1;
-
- m_xdma0 = data;
-}
-
-
-//-------------------------------------------------
-// xfdc_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bulletf_state::xfdc_w )
-{
- /*
-
- bit signal
-
- 0 Unit select number
- 1 Unit select number
- 2 Unit select number
- 3 Unit select number
- 4 Select side 2
- 5 Disable 3 & 5 inch spindle motors
- 6 Set for 1 MHz controller operation, reset for 2 MHz controller operation
- 7 Set to select single density
-
- */
-
- // drive select
- m_floppy = NULL;
-
- switch (data & 0x0f)
- {
- // 5.25"
- case 0: m_floppy = m_floppy0->get_device(); break;
- case 1: m_floppy = m_floppy1->get_device(); break;
- case 2: m_floppy = m_floppy2->get_device(); break;
- case 3: m_floppy = m_floppy3->get_device(); break;
- // 8"
- case 4: m_floppy = m_floppy4->get_device(); break;
- case 5: m_floppy = m_floppy5->get_device(); break;
- case 6: m_floppy = m_floppy6->get_device(); break;
- case 7: m_floppy = m_floppy7->get_device(); break;
- // 3.5"
- case 8: m_floppy = m_floppy8->get_device(); break;
- case 9: m_floppy = m_floppy9->get_device(); break;
- }
-
- m_fdc->set_floppy(m_floppy);
-
- if (m_floppy)
- {
- // side select
- m_floppy->ss_w(BIT(data, 4));
-
- // floppy motor
- m_floppy->mon_w(BIT(data, 5));
- }
-
- // FDC clock
- m_fdc->set_unscaled_clock(BIT(data, 6) ? XTAL_16MHz/16 : XTAL_16MHz/8);
-
- // density select
- m_fdc->dden_w(BIT(data, 7));
-}
-
-
-//-------------------------------------------------
-// mbank_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bulletf_state::mbank_w )
-{
- /*
-
- bit signal
-
- 0 Select active bank (0=bank 0, 1=bank 1)
- 1
- 2
- 3
- 4 Select system space overlay (0=no overlay, 1=overlay)
- 5
- 6
- 7
-
- */
-
- m_mbank = data;
-}
-
-
-//-------------------------------------------------
-// scsi_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bulletf_state::scsi_r )
-{
- UINT8 data = m_scsi_data_in->read();
-
- m_scsibus->write_ack(1);
-
- m_wack = 0;
- update_dma_rdy();
-
- return data;
-}
-
-
-//-------------------------------------------------
-// scsi_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( bulletf_state::scsi_w )
-{
- m_scsi_data_out->write(data);
-
- m_scsibus->write_ack(1);
-
- m_wack = 0;
- update_dma_rdy();
-}
-
-//-------------------------------------------------
-// hwsts_r -
-//-------------------------------------------------
-
-READ8_MEMBER( bulletf_state::hwsts_r )
-{
- /*
-
- bit signal
-
- 0 CBUSY Centronics busy
- 1 SW2 DIP switch 2
- 2 SW3 DIP switch 3
- 3 FD2S *Floppy disk two sided
- 4 HLDST Floppy disk head load status
- 5 XDCG *Floppy disk exchange (8-inch only)
- 6 FDIRQ FDC interrupt request line
- 7 FDDRQ FDC data request line
-
- */
-
- UINT8 data = 0;
-
- // centronics busy
- data |= m_centronics_busy;
-
- // DIP switches
- data |= m_sw1->read() & 0x06;
-
- // floppy
- data |= (m_floppy ? m_floppy->twosid_r() : 1) << 3;
- data |= m_fdc->hld_r() << 4;
- data |= (m_floppy ? m_floppy->dskchg_r() : 1) << 5;
- data |= m_fdc->intrq_r() << 6;
- data |= m_fdc->drq_r() << 7;
-
- return data;
-}
-
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-//-------------------------------------------------
-// ADDRESS_MAP( bullet_mem )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( bullet_mem, AS_PROGRAM, 8, bullet_state )
- AM_RANGE(0x0000, 0xffff) AM_READWRITE(mreq_r, mreq_w)
-ADDRESS_MAP_END
-
-
-//-------------------------------------------------
-// ADDRESS_MAP( bullet_io )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( bullet_io, AS_IO, 8, bullet_state )
- ADDRESS_MAP_GLOBAL_MASK(0x1f)
- AM_RANGE(0x00, 0x03) AM_DEVREADWRITE(Z80DART_TAG, z80dart_device, ba_cd_r, ba_cd_w)
- AM_RANGE(0x04, 0x07) AM_DEVREADWRITE(Z80PIO_TAG, z80pio_device, read, write)
- AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write)
- AM_RANGE(0x0c, 0x0c) AM_MIRROR(0x03) AM_READWRITE(win_r, wstrobe_w)
- AM_RANGE(0x10, 0x13) AM_DEVREADWRITE(MB8877_TAG, mb8877_t, read, write)
- AM_RANGE(0x14, 0x14) AM_DEVREADWRITE(Z80DMA_TAG, z80dma_device, read, write)
- AM_RANGE(0x15, 0x15) AM_READWRITE(brom_r, brom_w)
- AM_RANGE(0x16, 0x16) AM_WRITE(exdsk_w)
- AM_RANGE(0x17, 0x17) AM_WRITE(exdma_w)
- AM_RANGE(0x18, 0x18) AM_WRITE(hdcon_w)
- AM_RANGE(0x19, 0x19) AM_READ(info_r)
- AM_RANGE(0x1a, 0x1a) AM_WRITE(segst_w)
-ADDRESS_MAP_END
-
-
-//-------------------------------------------------
-// ADDRESS_MAP( bulletf_mem )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( bulletf_mem, AS_PROGRAM, 8, bulletf_state )
- AM_RANGE(0x0000, 0xffff) AM_READWRITE(mreq_r, mreq_w)
-ADDRESS_MAP_END
-
-
-//-------------------------------------------------
-// ADDRESS_MAP( bulletf_io )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( bulletf_io, AS_IO, 8, bulletf_state )
- ADDRESS_MAP_GLOBAL_MASK(0x3f)
- AM_RANGE(0x00, 0x03) AM_DEVREADWRITE(Z80DART_TAG, z80dart_device, ba_cd_r, ba_cd_w)
- AM_RANGE(0x04, 0x07) AM_DEVREADWRITE(Z80PIO_TAG, z80pio_device, read, write)
- AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write)
- AM_RANGE(0x10, 0x13) AM_DEVREADWRITE(MB8877_TAG, mb8877_t, read, write)
- AM_RANGE(0x14, 0x14) AM_WRITE(xdma0_w)
- AM_RANGE(0x16, 0x16) AM_WRITE(xfdc_w)
- AM_RANGE(0x17, 0x17) AM_WRITE(mbank_w)
- AM_RANGE(0x19, 0x19) AM_READWRITE(scsi_r, scsi_w)
- AM_RANGE(0x1a, 0x1a) AM_DEVREADWRITE(Z80DMA_TAG, z80dma_device, read, write)
- AM_RANGE(0x1b, 0x1b) AM_READ(hwsts_r)
-ADDRESS_MAP_END
-
-
-
-//**************************************************************************
-// INPUT PORTS
-//**************************************************************************
-
-//-------------------------------------------------
-// INPUT_PORTS( bullet )
-//-------------------------------------------------
-
-INPUT_PORTS_START( bullet )
- PORT_START("SW1")
- PORT_DIPUNUSED_DIPLOC( 0x01, IP_ACTIVE_LOW, "SW1:1" )
- PORT_DIPUNUSED_DIPLOC( 0x02, IP_ACTIVE_LOW, "SW1:2" )
- PORT_DIPUNUSED_DIPLOC( 0x04, IP_ACTIVE_LOW, "SW1:3" )
- PORT_DIPUNUSED_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW1:4" )
- PORT_DIPNAME( 0xf0, 0x50, "Floppy Type" ) PORT_DIPLOCATION("SW1:5,6,7,8")
- PORT_DIPSETTING( 0xf0, "5.25\" SD" )
- PORT_DIPSETTING( 0x50, "5.25\" DD" )
- PORT_DIPSETTING( 0x90, "8\" SD" )
- PORT_DIPSETTING( 0x00, "8\" DD" )
-INPUT_PORTS_END
-
-
-//-------------------------------------------------
-// INPUT_PORTS( bulletf )
-//-------------------------------------------------
-
-INPUT_PORTS_START( bulletf )
- PORT_START("SW1")
- PORT_DIPNAME( 0x01, 0x01, "SCSI Bus Termination" ) PORT_DIPLOCATION("SW1:1")
- PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
- PORT_DIPSETTING( 0x01, DEF_STR( On ) )
- PORT_DIPUNUSED_DIPLOC( 0x02, IP_ACTIVE_LOW, "SW1:2" )
- PORT_DIPUNUSED_DIPLOC( 0x04, IP_ACTIVE_LOW, "SW1:3" )
- PORT_DIPNAME( 0x08, 0x08, "Boot ROM Device" ) PORT_DIPLOCATION("SW1:4")
- PORT_DIPSETTING( 0x00, "Onboard" )
- PORT_DIPSETTING( 0x08, "EPROM" )
- PORT_DIPNAME( 0xf0, 0xc0, "Floppy Type" ) PORT_DIPLOCATION("SW1:5,6,7,8")
- PORT_DIPSETTING( 0x10, "3\" DD" )
- PORT_DIPSETTING( 0xc0, "5.25\" SD" )
- PORT_DIPSETTING( 0x40, "5.25\" DD" )
- PORT_DIPSETTING( 0xa0, "8\" SD" )
- PORT_DIPSETTING( 0x20, "8\" DD" )
-INPUT_PORTS_END
-
-
-
-//**************************************************************************
-// DEVICE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// Z80CTC
-//-------------------------------------------------
-
-TIMER_DEVICE_CALLBACK_MEMBER(bullet_state::ctc_tick)
-{
- m_ctc->trg0(1);
- m_ctc->trg0(0);
-
- m_ctc->trg1(1);
- m_ctc->trg1(0);
-
- m_ctc->trg2(1);
- m_ctc->trg2(0);
-}
-
-WRITE_LINE_MEMBER( bullet_state::dart_rxtxca_w )
-{
- m_dart->txca_w(state);
- m_dart->rxca_w(state);
-}
-
-//-------------------------------------------------
-// Z80DART
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( bullet_state::dartardy_w )
-{
- m_dartardy = state;
- update_dma_rdy();
-}
-
-WRITE_LINE_MEMBER( bullet_state::dartbrdy_w )
-{
- m_dartbrdy = state;
- update_dma_rdy();
-}
-
-//-------------------------------------------------
-// Z80DMA
-//-------------------------------------------------
-
-void bullet_state::update_dma_rdy()
-{
- int rdy = 1;
-
- switch (m_exdma & 0x07)
- {
- case FDRDY:
- rdy = m_fdrdy;
- break;
-
- case DARTARDY:
- rdy = m_dartardy;
- break;
-
- case DARTBRDY:
- rdy = m_dartbrdy;
- break;
-
- case WINRDY:
- rdy = m_winrdy;
- break;
-
- case EXRDY1:
- rdy = m_exrdy1;
- break;
-
- case EXRDY2:
- rdy = m_exrdy2;
- break;
- }
-
- m_dmac->rdy_w(rdy);
-}
-
-READ8_MEMBER( bullet_state::dma_mreq_r )
-{
- UINT8 data = m_ram->pointer()[(m_buf << 16) | offset];
-
- if (BIT(m_exdma, 4))
- {
- m_buf = !m_buf;
- }
-
- return data;
-}
-
-WRITE8_MEMBER( bullet_state::dma_mreq_w )
-{
- m_ram->pointer()[(m_buf << 16) | offset] = data;
-
- if (BIT(m_exdma, 4))
- {
- m_buf = !m_buf;
- }
-}
-
-READ8_MEMBER(bullet_state::io_read_byte)
-{
- return m_maincpu->space(AS_IO).read_byte(offset);
-}
-
-WRITE8_MEMBER(bullet_state::io_write_byte)
-{
- m_maincpu->space(AS_IO).write_byte(offset, data);
-}
-
-//-------------------------------------------------
-// Z80DMA for bulletf (not used currently)
-//-------------------------------------------------
-
-void bulletf_state::update_dma_rdy()
-{
- int rdy = 1;
-
- if (BIT(m_xdma0, 0))
- {
- rdy = m_wack || m_wrdy;
- }
- else
- {
- rdy = m_fdrdy;
- }
-
- m_dmac->rdy_w(rdy);
-}
-
-READ8_MEMBER( bulletf_state::dma_mreq_r )
-{
- return m_ram->pointer()[(DMB4 << 16) | offset];
-}
-
-WRITE8_MEMBER( bulletf_state::dma_mreq_w )
-{
- m_ram->pointer()[(DMB6 << 16) | offset] = data;
-}
-
-//-------------------------------------------------
-// Z80PIO
-//-------------------------------------------------
-
-DECLARE_WRITE_LINE_MEMBER( bullet_state::write_centronics_busy )
-{
- m_centronics_busy = state;
-}
-
-DECLARE_WRITE_LINE_MEMBER( bullet_state::write_centronics_perror )
-{
- m_centronics_perror = state;
-}
-
-DECLARE_WRITE_LINE_MEMBER( bullet_state::write_centronics_select )
-{
- m_centronics_select = state;
-}
-
-DECLARE_WRITE_LINE_MEMBER( bullet_state::write_centronics_fault )
-{
- m_centronics_fault = state;
-}
-
-READ8_MEMBER( bullet_state::pio_pb_r )
-{
- /*
-
- bit signal description
-
- 0 centronics busy
- 1 centronics paper end
- 2 centronics selected
- 3 *FAULT centronics fault
- 4 external vector
- 5 WBUSDIR winchester bus direction
- 6 WCOMPLETE winchester command complete
- 7 *WINRDY winchester ready
-
- */
-
- UINT8 data = 0;
-
- // centronics
- data |= m_centronics_busy;
- data |= m_centronics_perror << 1;
- data |= m_centronics_select << 2;
- data |= m_centronics_fault << 3;
-
- return data;
-}
-
-
-WRITE8_MEMBER( bulletf_state::pio_pa_w )
-{
- /*
-
- bit signal
-
- 0 ATN
- 1 RST
- 2 SEL
- 3 BUSY
- 4 MSG
- 5 C/D
- 6 REQ
- 7 I/O
-
- */
-
- m_scsibus->write_atn(BIT(data, 0));
- m_scsibus->write_rst(BIT(data, 1));
- m_scsibus->write_sel(BIT(data, 2));
-}
-
-WRITE_LINE_MEMBER( bulletf_state::cstrb_w )
-{
- m_centronics->write_strobe(!state);
-}
-
-static SLOT_INTERFACE_START( bullet_525_floppies )
- SLOT_INTERFACE( "525sd", FLOPPY_525_SD )
- SLOT_INTERFACE( "525dd", FLOPPY_525_DD )
- SLOT_INTERFACE( "525qd", FLOPPY_525_QD )
-SLOT_INTERFACE_END
-
-static SLOT_INTERFACE_START( bullet_8_floppies )
- SLOT_INTERFACE( "8dssd", FLOPPY_8_DSSD )
- SLOT_INTERFACE( "8dsdd", FLOPPY_8_DSDD )
-SLOT_INTERFACE_END
-
-static SLOT_INTERFACE_START( bullet_35_floppies )
- SLOT_INTERFACE( "35dd", FLOPPY_35_DD )
-SLOT_INTERFACE_END
-
-WRITE_LINE_MEMBER( bullet_state::fdc_drq_w )
-{
- m_fdrdy = !state;
- update_dma_rdy();
-}
-
-WRITE_LINE_MEMBER( bulletf_state::req_w )
-{
- if (!state)
- {
- m_scsibus->write_ack(0);
-
- m_wack = 1;
- }
-
- m_wrdy = !state;
- update_dma_rdy();
-
- m_scsi_ctrl_in->write_bit6(state);
-}
-
-
-static DEVICE_INPUT_DEFAULTS_START( terminal )
- DEVICE_INPUT_DEFAULTS( "RS232_TXBAUD", 0xff, RS232_BAUD_9600 )
- DEVICE_INPUT_DEFAULTS( "RS232_RXBAUD", 0xff, RS232_BAUD_9600 )
- DEVICE_INPUT_DEFAULTS( "RS232_STARTBITS", 0xff, RS232_STARTBITS_1 )
- DEVICE_INPUT_DEFAULTS( "RS232_DATABITS", 0xff, RS232_DATABITS_8 )
- DEVICE_INPUT_DEFAULTS( "RS232_PARITY", 0xff, RS232_PARITY_NONE )
- DEVICE_INPUT_DEFAULTS( "RS232_STOPBITS", 0xff, RS232_STOPBITS_1 )
-DEVICE_INPUT_DEFAULTS_END
-
-
-//-------------------------------------------------
-// z80_daisy_config daisy_chain
-//-------------------------------------------------
-
-static const z80_daisy_config daisy_chain[] =
-{
- { Z80DMA_TAG },
- { Z80DART_TAG },
- { Z80PIO_TAG },
- { Z80CTC_TAG },
- { NULL }
-};
-
-
-
-//**************************************************************************
-// MACHINE INITIALIZATION
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_START( bullet )
-//-------------------------------------------------
-
-void bullet_state::machine_start()
-{
- // state saving
- save_item(NAME(m_segst));
- save_item(NAME(m_brom));
- save_item(NAME(m_exdma));
- save_item(NAME(m_buf));
- save_item(NAME(m_fdrdy));
- save_item(NAME(m_dartardy));
- save_item(NAME(m_dartbrdy));
- save_item(NAME(m_winrdy));
- save_item(NAME(m_exrdy1));
- save_item(NAME(m_exrdy2));
- save_item(NAME(m_centronics_busy));
- save_item(NAME(m_centronics_perror));
- save_item(NAME(m_centronics_select));
- save_item(NAME(m_centronics_fault));
-}
-
-
-//-------------------------------------------------
-// MACHINE_START( bulletf )
-//-------------------------------------------------
-
-void bulletf_state::machine_start()
-{
- // state saving
- save_item(NAME(m_fdrdy));
- save_item(NAME(m_rome));
- save_item(NAME(m_xdma0));
- save_item(NAME(m_mbank));
- save_item(NAME(m_wack));
- save_item(NAME(m_wrdy));
- save_item(NAME(m_centronics_busy));
-}
-
-
-void bullet_state::machine_reset()
-{
- // memory banking
- m_brom = 0;
- m_segst = 0;
-
- // DMA ready
- m_exdma = 0;
- m_buf = 0;
- update_dma_rdy();
-
- // disable software control
- m_exdsk_sw = false;
- m_hdcon_sw = false;
-
- UINT8 sw1 = m_sw1->read();
- int mini = BIT(sw1, 6);
- m_fdc->set_unscaled_clock(mini ? XTAL_16MHz/16 : XTAL_16MHz/8);
- m_fdc->dden_w(BIT(sw1, 7));
-
- if (mini)
- {
- m_floppy = m_floppy0->get_device();
- }
- else
- {
- m_floppy = m_floppy4->get_device();
- }
-
- m_fdc->set_floppy(m_floppy);
-
- if (m_floppy)
- {
- m_floppy->ss_w(0);
- m_floppy->mon_w(0);
- }
-}
-
-
-void bulletf_state::machine_reset()
-{
- // memory banking
- m_rome = 0;
- m_mbank = 0;
-
- // DMA ready
- m_xdma0 = 0;
- m_wack = 0;
- m_wrdy = 0;
- update_dma_rdy();
-}
-
-
-
-//**************************************************************************
-// MACHINE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_CONFIG( bullet )
-//-------------------------------------------------
-
-static MACHINE_CONFIG_START( bullet, bullet_state )
- // basic machine hardware
- MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_16MHz/4)
- MCFG_CPU_PROGRAM_MAP(bullet_mem)
- MCFG_CPU_IO_MAP(bullet_io)
- MCFG_CPU_CONFIG(daisy_chain)
-
- // devices
- MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL_16MHz/4)
- MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80CTC_ZC0_CB(WRITELINE(bullet_state, dart_rxtxca_w))
- MCFG_Z80CTC_ZC1_CB(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxtxcb_w))
- MCFG_Z80CTC_ZC2_CB(DEVWRITELINE(Z80CTC_TAG, z80ctc_device, trg3))
-
- MCFG_TIMER_DRIVER_ADD_PERIODIC("ctc", bullet_state, ctc_tick, attotime::from_hz(XTAL_4_9152MHz/4))
-
- MCFG_Z80DART_ADD(Z80DART_TAG, XTAL_16MHz/4, 0, 0, 0, 0 )
- MCFG_Z80DART_OUT_TXDA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_txd))
- MCFG_Z80DART_OUT_DTRA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_dtr))
- MCFG_Z80DART_OUT_RTSA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_rts))
- MCFG_Z80DART_OUT_WRDYA_CB(WRITELINE(bullet_state, dartardy_w))
- MCFG_Z80DART_OUT_TXDB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_txd))
- MCFG_Z80DART_OUT_DTRB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_dtr))
- MCFG_Z80DART_OUT_RTSB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_rts))
- MCFG_Z80DART_OUT_WRDYB_CB(WRITELINE(bullet_state, dartbrdy_w))
- MCFG_Z80DART_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
-
- MCFG_DEVICE_ADD(Z80DMA_TAG, Z80DMA, XTAL_16MHz/4)
- MCFG_Z80DMA_OUT_BUSREQ_CB(INPUTLINE(Z80_TAG, INPUT_LINE_HALT))
- MCFG_Z80DMA_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80DMA_IN_MREQ_CB(READ8(bullet_state, dma_mreq_r))
- MCFG_Z80DMA_OUT_MREQ_CB(WRITE8(bullet_state, dma_mreq_w))
- MCFG_Z80DMA_IN_IORQ_CB(READ8(bullet_state, io_read_byte))
- MCFG_Z80DMA_OUT_IORQ_CB(WRITE8(bullet_state, io_write_byte))
-
- MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, XTAL_16MHz/4)
- MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80PIO_OUT_PA_CB(DEVWRITE8("cent_data_out", output_latch_device, write))
- MCFG_Z80PIO_IN_PB_CB(READ8(bullet_state, pio_pb_r))
-
- MCFG_MB8877_ADD(MB8877_TAG, XTAL_16MHz/16)
- MCFG_WD_FDC_INTRQ_CALLBACK(DEVWRITELINE(Z80DART_TAG, z80dart_device, dcda_w))
- MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bullet_state, fdc_drq_w))
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":0", bullet_525_floppies, "525qd", floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":1", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":2", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":3", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":4", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":5", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":6", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":7", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
-
- MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_devices, "printer")
- MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(bullet_state, write_centronics_busy))
- MCFG_CENTRONICS_PERROR_HANDLER(WRITELINE(bullet_state, write_centronics_perror))
- MCFG_CENTRONICS_SELECT_HANDLER(WRITELINE(bullet_state, write_centronics_select))
- MCFG_CENTRONICS_FAULT_HANDLER(WRITELINE(bullet_state, write_centronics_fault))
-
- MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG)
-
- MCFG_RS232_PORT_ADD(RS232_A_TAG, default_rs232_devices, "terminal")
- MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxa_w))
- MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("terminal", terminal)
-
- MCFG_RS232_PORT_ADD(RS232_B_TAG, default_rs232_devices, NULL)
- MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxb_w))
-
- // software lists
- MCFG_SOFTWARE_LIST_ADD("flop_list", "wmbullet")
-
- // internal ram
- MCFG_RAM_ADD(RAM_TAG)
- MCFG_RAM_DEFAULT_SIZE("128K")
-MACHINE_CONFIG_END
-
-
-//-------------------------------------------------
-// MACHINE_CONFIG( bulletf )
-//-------------------------------------------------
-
-static MACHINE_CONFIG_START( bulletf, bulletf_state )
- // basic machine hardware
- MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_16MHz/4)
- MCFG_CPU_PROGRAM_MAP(bulletf_mem)
- MCFG_CPU_IO_MAP(bulletf_io)
- MCFG_CPU_CONFIG(daisy_chain)
-
- // devices
- MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL_16MHz/4)
- MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80CTC_ZC0_CB(WRITELINE(bullet_state, dart_rxtxca_w))
- MCFG_Z80CTC_ZC1_CB(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxtxcb_w))
- MCFG_Z80CTC_ZC2_CB(DEVWRITELINE(Z80CTC_TAG, z80ctc_device, trg3))
-
- MCFG_TIMER_DRIVER_ADD_PERIODIC("ctc", bullet_state, ctc_tick, attotime::from_hz(XTAL_4_9152MHz/4))
-
- MCFG_Z80DART_ADD(Z80DART_TAG, XTAL_16MHz/4, 0, 0, 0, 0 )
- MCFG_Z80DART_OUT_TXDA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_txd))
- MCFG_Z80DART_OUT_DTRA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_dtr))
- MCFG_Z80DART_OUT_RTSA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_rts))
- MCFG_Z80DART_OUT_WRDYA_CB(WRITELINE(bullet_state, dartardy_w))
- MCFG_Z80DART_OUT_TXDB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_txd))
- MCFG_Z80DART_OUT_DTRB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_dtr))
- MCFG_Z80DART_OUT_RTSB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_rts))
- MCFG_Z80DART_OUT_WRDYB_CB(WRITELINE(bullet_state, dartbrdy_w))
- MCFG_Z80DART_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
-
- MCFG_DEVICE_ADD(Z80DMA_TAG, Z80DMA, XTAL_16MHz/4)
- MCFG_Z80DMA_OUT_BUSREQ_CB(INPUTLINE(Z80_TAG, INPUT_LINE_HALT))
- MCFG_Z80DMA_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80DMA_IN_MREQ_CB(READ8(bullet_state, dma_mreq_r))
- MCFG_Z80DMA_OUT_MREQ_CB(WRITE8(bullet_state, dma_mreq_w))
- MCFG_Z80DMA_IN_IORQ_CB(READ8(bullet_state, io_read_byte))
- MCFG_Z80DMA_OUT_IORQ_CB(WRITE8(bullet_state, io_write_byte))
-
- MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, XTAL_16MHz/4)
- MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
- MCFG_Z80PIO_IN_PA_CB(DEVREAD8("scsi_ctrl_in", input_buffer_device, read))
- MCFG_Z80PIO_OUT_PA_CB(WRITE8(bulletf_state, pio_pa_w))
- MCFG_Z80PIO_OUT_ARDY_CB(DEVWRITE8("cent_data_out", output_latch_device, write))
- MCFG_Z80PIO_OUT_BRDY_CB(WRITELINE(bulletf_state, cstrb_w))
-
- MCFG_MB8877_ADD(MB8877_TAG, XTAL_16MHz/16)
- MCFG_WD_FDC_INTRQ_CALLBACK(DEVWRITELINE(Z80DART_TAG, z80dart_device, rib_w))
- MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bullet_state, fdc_drq_w))
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":0", bullet_525_floppies, "525qd", floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":1", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":2", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":3", bullet_525_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":4", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":5", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":6", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":7", bullet_8_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":8", bullet_35_floppies, NULL, floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD(MB8877_TAG":9", bullet_35_floppies, NULL, floppy_image_device::default_floppy_formats)
-
- MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_devices, "printer")
- MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(bullet_state, write_centronics_busy))
-
- MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG)
-
- MCFG_RS232_PORT_ADD(RS232_A_TAG, default_rs232_devices, "terminal")
- MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxa_w))
- MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("terminal", terminal)
-
- MCFG_RS232_PORT_ADD(RS232_B_TAG, default_rs232_devices, NULL)
- MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxb_w))
-
- MCFG_DEVICE_ADD(SCSIBUS_TAG, SCSI_PORT, 0)
- MCFG_SCSI_BSY_HANDLER(DEVWRITELINE("scsi_ctrl_in", input_buffer_device, write_bit3))
- MCFG_SCSI_MSG_HANDLER(DEVWRITELINE("scsi_ctrl_in", input_buffer_device, write_bit4))
- MCFG_SCSI_CD_HANDLER(DEVWRITELINE("scsi_ctrl_in", input_buffer_device, write_bit5))
- MCFG_SCSI_REQ_HANDLER(WRITELINE(bulletf_state, req_w))
- MCFG_SCSI_IO_HANDLER(DEVWRITELINE("scsi_ctrl_in", input_buffer_device, write_bit7))
- MCFG_SCSI_DATA_INPUT_BUFFER("scsi_data_in")
-
- MCFG_SCSI_OUTPUT_LATCH_ADD("scsi_data_out", SCSIBUS_TAG)
- MCFG_DEVICE_ADD("scsi_ctrl_in", INPUT_BUFFER, 0)
- MCFG_DEVICE_ADD("scsi_data_in", INPUT_BUFFER, 0)
-
- MCFG_SCSIDEV_ADD(SCSIBUS_TAG ":" SCSI_PORT_DEVICE1, "harddisk", SCSIHD, SCSI_ID_0)
-
- // software lists
- MCFG_SOFTWARE_LIST_ADD("flop_list", "wmbullet")
-
- // internal ram
- MCFG_RAM_ADD(RAM_TAG)
- MCFG_RAM_DEFAULT_SIZE("128K")
-MACHINE_CONFIG_END
-
-
-
-//**************************************************************************
-// ROMS
-//**************************************************************************
-
-//-------------------------------------------------
-// ROM( bullet )
-//-------------------------------------------------
-
-ROM_START( wmbullet )
- ROM_REGION( 0x10000, Z80_TAG, 0 )
- ROM_LOAD( "sr70x.u8", 0x00, 0x20, CRC(d54b8a30) SHA1(65ff8753dd63c9dd1899bc9364a016225585d050) )
-ROM_END
-
-
-#define rom_wmbulletf rom_wmbullet
-
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS
-// the setname 'bullet' is used by Sega's Bullet in MAME.
-COMP( 1982, wmbullet, 0, 0, bullet, bullet, driver_device, 0, "Wave Mate", "Bullet", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )
-COMP( 1984, wmbulletf, wmbullet, 0, bulletf, bulletf, driver_device, 0, "Wave Mate", "Bullet (Revision F)", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )