mirror of
https://github.com/holub/mame
synced 2025-10-04 16:34:53 +03:00
123 lines
3.8 KiB
C++
123 lines
3.8 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Sandro Ronco
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// thanks-to:rfka01
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/***************************************************************************
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K012 Internal HD Interface
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C3282 External HD Interface
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***************************************************************************/
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#include "emu.h"
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#include "k012.h"
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/***************************************************************************
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IMPLEMENTATION
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***************************************************************************/
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static INPUT_PORTS_START( dmv_k012 )
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PORT_START("JUMPERS")
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PORT_DIPNAME( 0x1f, 0x10, "IFSEL" ) PORT_DIPLOCATION("J:!1,J:!2,J:!3,J:!4,J:!5")
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PORT_DIPSETTING( 0x01, "0A" )
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PORT_DIPSETTING( 0x02, "1A" )
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PORT_DIPSETTING( 0x04, "2A" )
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PORT_DIPSETTING( 0x08, "3A" )
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PORT_DIPSETTING( 0x10, "4A" ) // default
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INPUT_PORTS_END
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//**************************************************************************
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// GLOBAL VARIABLES
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//**************************************************************************
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DEFINE_DEVICE_TYPE(DMV_K012, dmv_k012_device, "dmv_k012", "K012 Internal HD Interface")
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DEFINE_DEVICE_TYPE(DMV_C3282, dmv_c3282_device, "dmv_c3282", "C3282 External HD Interface")
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//**************************************************************************
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// LIVE DEVICE
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//**************************************************************************
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//-------------------------------------------------
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// dmv_k012_device - constructor
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//-------------------------------------------------
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dmv_k012_device::dmv_k012_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
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: dmv_k012_device(mconfig, DMV_K012, tag, owner, clock)
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{
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}
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dmv_k012_device::dmv_k012_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
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: device_t(mconfig, type, tag, owner, clock)
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, device_dmvslot_interface( mconfig, *this )
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, m_hdc(*this, "hdc")
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, m_bus(*this, DEVICE_SELF_OWNER)
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, m_jumpers(*this, "JUMPERS")
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{
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}
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//-------------------------------------------------
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// dmv_c3282_device - constructor
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//-------------------------------------------------
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dmv_c3282_device::dmv_c3282_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
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: dmv_k012_device(mconfig, DMV_C3282, tag, owner, clock)
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{
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void dmv_k012_device::device_start()
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{
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}
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//-------------------------------------------------
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// device_reset - device-specific reset
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//-------------------------------------------------
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void dmv_k012_device::device_reset()
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{
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}
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//-------------------------------------------------
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// input_ports - device-specific input ports
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//-------------------------------------------------
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ioport_constructor dmv_k012_device::device_input_ports() const
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{
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return INPUT_PORTS_NAME( dmv_k012 );
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}
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//-------------------------------------------------
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// device_add_mconfig - add device configuration
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//-------------------------------------------------
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void dmv_k012_device::device_add_mconfig(machine_config &config)
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{
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WD1000(config, m_hdc, 20_MHz_XTAL / 4); // WD1010
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m_hdc->intrq_wr_callback().set(FUNC(dmv_k012_device::hdc_intrq_w));
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// default drive is 10MB (306,4,17)
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HARDDISK(config, "hdc:0", 0);
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HARDDISK(config, "hdc:1", 0);
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HARDDISK(config, "hdc:2", 0);
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HARDDISK(config, "hdc:3", 0);
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}
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void dmv_k012_device::io_read(int ifsel, offs_t offset, uint8_t &data)
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{
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if ((1 << ifsel) == m_jumpers->read() && !(offset & 0x08))
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data = m_hdc->read(machine().dummy_space(), offset);
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}
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void dmv_k012_device::io_write(int ifsel, offs_t offset, uint8_t data)
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{
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if ((1 << ifsel) == m_jumpers->read() && !(offset & 0x08))
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m_hdc->write(machine().dummy_space(), offset, data);
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}
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WRITE_LINE_MEMBER(dmv_k012_device::hdc_intrq_w)
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{
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m_bus->m_out_irq_cb(state);
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}
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