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bus/epson_qx: Added hard disk support for the Epson QX-10. (#10378)

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* Added IDE hard disk option board.
* Added ComFiler CR-1510 option board.
This commit is contained in:
Brian Johnson 2022-10-07 09:05:28 -04:00 committed by GitHub
parent ebbc5a81ab
commit b4ecb617be
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 294 additions and 0 deletions
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4
scripts/src/bus.lua
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@ -3906,6 +3906,10 @@ end
---------------------------------------------------
if (BUSES["EPSON_QX"]~=null) then
files {
MAME_DIR .. "src/devices/bus/epson_qx/cr1510.cpp",
MAME_DIR .. "src/devices/bus/epson_qx/cr1510.h",
MAME_DIR .. "src/devices/bus/epson_qx/ide.cpp",
MAME_DIR .. "src/devices/bus/epson_qx/ide.h",
MAME_DIR .. "src/devices/bus/epson_qx/multifont.cpp",
MAME_DIR .. "src/devices/bus/epson_qx/multifont.h",
MAME_DIR .. "src/devices/bus/epson_qx/option.cpp",

62
src/devices/bus/epson_qx/cr1510.cpp Normal file
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@ -0,0 +1,62 @@
// license:BSD-3-Clause
// copyright-holders:Brian Johnson
/*******************************************************************
*
* Comrex ComFiler CR-1510 Card
*
*******************************************************************/
#include "emu.h"
#include "cr1510.h"
//**************************************************************************
// EPSON CR-1510 DEVICE
//**************************************************************************
DEFINE_DEVICE_TYPE(EPSON_QX_OPTION_CR1510, bus::epson_qx::cr1510_device, "epson_qx_option_cr1510", "Comrex ComFiler CR-1510")
namespace bus::epson_qx {
//-------------------------------------------------
// cr1510_device - constructor
//-------------------------------------------------
cr1510_device::cr1510_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, EPSON_QX_OPTION_CR1510, tag, owner, clock),
device_option_expansion_interface(mconfig, *this),
m_hdd(*this, "hdd")
{
}
//-------------------------------------------------
// device_add_mconfig - device-specific config
//-------------------------------------------------
void cr1510_device::device_add_mconfig(machine_config &config)
{
WD1000(config, m_hdd, 0);
HARDDISK(config, "hdd:0", 0);
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void cr1510_device::device_start()
{
address_space &space = m_bus->iospace();
space.install_device(0x80, 0x87, *this, &cr1510_device::map);
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void cr1510_device::device_reset()
{
}
void cr1510_device::map(address_map &map)
{
map(0x00, 0x07).rw(m_hdd, FUNC(wd1000_device::read), FUNC(wd1000_device::write));
}
} // namespace bus::epson_qx

50
src/devices/bus/epson_qx/cr1510.h Normal file
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@ -0,0 +1,50 @@
// license:BSD-3-Clause
// copyright-holders:Brian Johnson
/*******************************************************************
*
* ComFiler CR-1510 Card
*
*******************************************************************/
#ifndef MAME_BUS_EPSON_QX_CR1510_H
#define MAME_BUS_EPSON_QX_CR1510_H
#pragma once
#include "option.h"
#include "machine/wd1000.h"
namespace bus::epson_qx {
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
/* Epson CR-1510 Device */
class cr1510_device : public device_t, public bus::epson_qx::device_option_expansion_interface
{
public:
// construction/destruction
cr1510_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
void map(address_map &map);
private:
required_device<wd1000_device> m_hdd;
};
} // namespace bus::epson_qx
// device type definition
DECLARE_DEVICE_TYPE_NS(EPSON_QX_OPTION_CR1510, bus::epson_qx, cr1510_device)
#endif // MAME_BUS_EPSON_QX_CR1510_H

115
src/devices/bus/epson_qx/ide.cpp Normal file
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@ -0,0 +1,115 @@
// license:BSD-3-Clause
// copyright-holders:Brian Johnson
/*******************************************************************
*
* IDE Compact Flash Adapter
*
* This implements a Compact flash adapter expansion card for QX-10
* systems. The boot disk necessary to support this card is listed below.
*
* Disk Image: https://github.com/brijohn/qx10/raw/master/diskimages/qx10cf.imd
* Board Design: https://github.com/brijohn/qx10/tree/master/kicad/cf_adapter
*
*******************************************************************/
#include "emu.h"
#include "ide.h"
//**************************************************************************
// EPSON IDE DEVICE
//**************************************************************************
DEFINE_DEVICE_TYPE(EPSON_QX_OPTION_IDE, bus::epson_qx::ide_device, "epson_qx_option_ide", "Epson QX-10 Compact Flash Adapter")
namespace bus::epson_qx {
static INPUT_PORTS_START( ide )
PORT_START("IOBASE")
PORT_CONFNAME(0xf0, 0xd0, "IO Base Address Selection")
PORT_CONFSETTING(0x80, "&80")
PORT_CONFSETTING(0x90, "&90")
PORT_CONFSETTING(0xa0, "&A0")
PORT_CONFSETTING(0xb0, "&B0")
PORT_CONFSETTING(0xc0, "&C0")
PORT_CONFSETTING(0xd0, "&D0")
PORT_CONFSETTING(0xe0, "&E0")
PORT_CONFSETTING(0xf0, "&F0")
INPUT_PORTS_END
//-------------------------------------------------
// ide_device - constructor
//-------------------------------------------------
ide_device::ide_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, EPSON_QX_OPTION_IDE, tag, owner, clock),
device_option_expansion_interface(mconfig, *this),
m_hdd(*this, "hdd"),
m_iobase(*this, "IOBASE"),
m_installed(false)
{
}
//-------------------------------------------------
// device_input_ports - device-specific ports
//-------------------------------------------------
ioport_constructor ide_device::device_input_ports() const
{
return INPUT_PORTS_NAME( ide );
}
//-------------------------------------------------
// device_add_mconfig - device-specific config
//-------------------------------------------------
void ide_device::device_add_mconfig(machine_config &config)
{
IDE_HARDDISK(config, m_hdd, 0);
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void ide_device::device_start()
{
m_installed = false;
save_item(NAME(m_installed));
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void ide_device::device_reset()
{
if (!m_installed) {
address_space &space = m_bus->iospace();
offs_t iobase = m_iobase->read() & 0xf0;
space.install_device(iobase, iobase+0x0f, *this, &ide_device::map);
m_installed = true;
}
}
uint8_t ide_device::read(offs_t offset)
{
if (offset < 8) {
return m_hdd->read_cs0(offset);
} else if (offset == 14 || offset == 15) {
return m_hdd->read_cs1(offset & 7);
}
return 0xff;
}
void ide_device::write(offs_t offset, uint8_t data)
{
if (offset < 8) {
m_hdd->write_cs0(offset, data);
} else if (offset == 14) {
m_hdd->write_cs1(offset & 7, data);
}
}
void ide_device::map(address_map &map)
{
map(0x00, 0x0f).rw(FUNC(ide_device::read), FUNC(ide_device::write));
}
} // namespace bus::epson_qx

58
src/devices/bus/epson_qx/ide.h Normal file
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@ -0,0 +1,58 @@
// license:BSD-3-Clause
// copyright-holders:Brian Johnson
/*******************************************************************
*
* IDE Compact Flash Adapter
*
*******************************************************************/
#ifndef MAME_BUS_EPSON_QX_IDE_H
#define MAME_BUS_EPSON_QX_IDE_H
#pragma once
#include "option.h"
#include "bus/ata/idehd.h"
namespace bus::epson_qx {
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
/* Epson IDE Device */
class ide_device : public device_t, public bus::epson_qx::device_option_expansion_interface
{
public:
// construction/destruction
ide_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
uint8_t read(offs_t offset);
void write(offs_t offset, uint8_t data);
void map(address_map &map);
private:
required_device<ide_hdd_device> m_hdd;
required_ioport m_iobase;
bool m_installed;
};
} // namespace bus::epson_qx
// device type definition
DECLARE_DEVICE_TYPE_NS(EPSON_QX_OPTION_IDE, bus::epson_qx, ide_device)
#endif // MAME_BUS_EPSON_QX_IDE_H

5
src/devices/bus/epson_qx/option.cpp
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@ -7,6 +7,9 @@
*******************************************************************/
#include "emu.h"
#include "option.h"
#include "cr1510.h"
#include "ide.h"
#include "multifont.h"
DEFINE_DEVICE_TYPE(EPSON_QX_OPTION_BUS_SLOT, bus::epson_qx::option_slot_device, "epson_qx_option_slot", "QX-10 Option slot")
@ -206,6 +209,8 @@ void device_option_expansion_interface::interface_pre_start()
void option_bus_devices(device_slot_interface &device)
{
device.option_add("cr1510", EPSON_QX_OPTION_CR1510);
device.option_add("ide", EPSON_QX_OPTION_IDE);
device.option_add("multifont", EPSON_QX_OPTION_MULTIFONT);
}