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Add support for the Acculogic sIDE-1/16 8-bit ISA card.

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This commit is contained in:
Dirk Best 2014-02-01 12:30:58 +00:00
parent b3aedc5d7e
commit cd3890e110
6 changed files with 257 additions and 0 deletions
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2
.gitattributes vendored
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@ -7990,6 +7990,8 @@ src/mess/machine/isa_mpu401.c svneol=native#text/plain
src/mess/machine/isa_mpu401.h svneol=native#text/plain
src/mess/machine/isa_sblaster.c svneol=native#text/plain
src/mess/machine/isa_sblaster.h svneol=native#text/plain
src/mess/machine/isa_side116.c svneol=native#text/plain
src/mess/machine/isa_side116.h svneol=native#text/plain
src/mess/machine/isa_ssi2001.c svneol=native#text/plain
src/mess/machine/isa_ssi2001.h svneol=native#text/plain
src/mess/machine/isa_stereo_fx.c svneol=native#text/plain

2
src/mess/machine/isa_cards.c
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@ -24,6 +24,7 @@ SLOT_INTERFACE_START( pc_isa8_cards )
SLOT_INTERFACE("wdxt_gen", ISA8_WDXT_GEN)
SLOT_INTERFACE("finalchs", ISA8_FINALCHS)
SLOT_INTERFACE("xtide", ISA8_XTIDE)
SLOT_INTERFACE("side116", ISA8_SIDE116)
SLOT_INTERFACE("hdc", ISA8_HDC)
SLOT_INTERFACE("adlib", ISA8_ADLIB)
SLOT_INTERFACE("hercules", ISA8_HERCULES)
@ -53,6 +54,7 @@ SLOT_INTERFACE_START( pc_isa16_cards )
SLOT_INTERFACE("comat", ISA8_COM_AT)
SLOT_INTERFACE("fdc", ISA8_FDC_AT)
SLOT_INTERFACE("hdc", ISA8_HDC)
SLOT_INTERFACE("side116", ISA8_SIDE116)
SLOT_INTERFACE("adlib", ISA8_ADLIB)
SLOT_INTERFACE("hercules", ISA8_HERCULES)
SLOT_INTERFACE("gblaster", ISA8_GAME_BLASTER)

1
src/mess/machine/isa_cards.h
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@ -30,6 +30,7 @@
#include "machine/isa_wdxt_gen.h"
#include "machine/isa_ide.h"
#include "machine/isa_xtide.h"
#include "machine/isa_side116.h"
#include "machine/isa_aha1542.h"
#include "machine/isa_wd1002a_wx1.h"

191
src/mess/machine/isa_side116.c Normal file
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@ -0,0 +1,191 @@
/***************************************************************************
Acculogic sIDE-1/16
license: MAME, GPL-2.0+
copyright-holders: Dirk Best
IDE Disk Controller for IBM PC, XT and compatibles
***************************************************************************/
#include "isa_side116.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
const device_type ISA8_SIDE116 = &device_creator<side116_device>;
//-------------------------------------------------
// machine_config_additions - device-specific
// machine configurations
//-------------------------------------------------
static MACHINE_CONFIG_FRAGMENT( side116 )
MCFG_ATA_INTERFACE_ADD("ata", ata_devices, "hdd", NULL, false)
MCFG_ATA_INTERFACE_IRQ_HANDLER(WRITELINE(side116_device, ide_interrupt))
MACHINE_CONFIG_END
machine_config_constructor side116_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( side116 );
}
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
static INPUT_PORTS_START( side116 )
PORT_START("configuration")
PORT_DIPNAME(0x01, 0x00, "sIDE-1/16 ROM")
PORT_DIPLOCATION("JP:1")
PORT_DIPSETTING(0x00, "Enabled")
PORT_DIPSETTING(0x01, "Disabled")
PORT_DIPNAME(0x06, 0x00, "sIDE-1/16 ROM Address")
PORT_DIPLOCATION("JP:2,3")
PORT_DIPSETTING(0x00, "Range C800h")
PORT_DIPSETTING(0x04, "Range CC00h")
PORT_DIPSETTING(0x02, "Range D800h")
PORT_DIPSETTING(0x06, "Range DC00h")
PORT_DIPNAME(0x18, 0x10, "sIDE-1/16 IDE IRQ")
PORT_DIPLOCATION("JP:4,5")
PORT_DIPSETTING(0x10, "Level 5")
PORT_DIPSETTING(0x08, "Level 2")
PORT_DIPNAME(0x20, 0x20, "sIDE-1/16 IDE")
PORT_DIPLOCATION("JP:6")
PORT_DIPSETTING(0x00, "Disabled")
PORT_DIPSETTING(0x20, "Enabled")
INPUT_PORTS_END
ioport_constructor side116_device::device_input_ports() const
{
return INPUT_PORTS_NAME( side116 );
}
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
ROM_START( side116 )
ROM_REGION(0x2000, "option", 0)
ROM_LOAD("bios12.u2", 0x0000, 0x2000, CRC(c202a0e6) SHA1(a5b130a6d17c972d6c378cb2cd8113a4039631fe))
ROM_END
const rom_entry *side116_device::device_rom_region() const
{
return ROM_NAME( side116 );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// side116_device - constructor
//-------------------------------------------------
side116_device::side116_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, ISA8_SIDE116, "Acculogic sIDE-1/16 IDE Disk Controller", tag, owner, clock, "side116", __FILE__),
device_isa8_card_interface( mconfig, *this ),
m_ata(*this, "ata"),
m_config(*this, "configuration"),
m_latch(0xff)
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void side116_device::device_start()
{
set_isa_device();
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void side116_device::device_reset()
{
// install option rom
if ((m_config->read() & 0x01) == 0x00)
{
switch ((m_config->read() >> 1) & 0x03)
{
case 0: m_isa->install_rom(this, 0xc8000, 0xc9fff, 0, 0, "side116", "option"); break;
case 1: m_isa->install_rom(this, 0xd8000, 0xd9fff, 0, 0, "side116", "option"); break;
case 2: m_isa->install_rom(this, 0xcc000, 0xcdfff, 0, 0, "side116", "option"); break;
case 3: m_isa->install_rom(this, 0xdc000, 0xddfff, 0, 0, "side116", "option"); break;
}
}
// install io access
if ((m_config->read() & 0x20) == 0x20)
m_isa->install_device(0x360, 0x36f, 0, 0, read8_delegate(FUNC(side116_device::read), this), write8_delegate(FUNC(side116_device::write), this));
}
//**************************************************************************
// IDE INTERFACE
//**************************************************************************
READ8_MEMBER( side116_device::read )
{
UINT8 data;
if (offset == 0)
{
UINT16 ide_data = m_ata->read_cs0(space, 0, 0xffff);
data = ide_data & 0xff;
m_latch = ide_data >> 8;
}
else if (offset < 8)
{
data = m_ata->read_cs0(space, offset & 7, 0xff);
}
else if (offset == 8)
{
data = m_latch;
}
else
{
data = m_ata->read_cs1(space, offset & 7, 0xff);
}
return data;
}
WRITE8_MEMBER( side116_device::write )
{
if (offset == 0)
{
UINT16 ide_data = (m_latch << 8) | data;
m_ata->write_cs0(space, 0, ide_data, 0xffff);
}
else if (offset < 8)
{
m_ata->write_cs0(space, offset & 7, data, 0xff);
}
else if (offset == 8)
{
m_latch = data;
}
else
{
m_ata->write_cs1(space, offset & 7, data, 0xff);
}
}
WRITE_LINE_MEMBER( side116_device::ide_interrupt )
{
UINT8 level = m_config->read() & 0x18;
if (level == 0x08)
m_isa->irq2_w(state);
else if (level == 0x10)
m_isa->irq5_w(state);
}

60
src/mess/machine/isa_side116.h Normal file
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@ -0,0 +1,60 @@
/***************************************************************************
Acculogic sIDE-1/16
license: MAME, GPL-2.0+
copyright-holders: Dirk Best
IDE Disk Controller for IBM PC, XT and compatibles
***************************************************************************/
#pragma once
#ifndef __ISA_SIDE116_H__
#define __ISA_SIDE116_H__
#include "emu.h"
#include "machine/ataintf.h"
#include "isa.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> side116_device
class side116_device : public device_t,
public device_isa8_card_interface
{
public:
// construction/destruction
side116_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
virtual ioport_constructor device_input_ports() const;
virtual const rom_entry *device_rom_region() const;
DECLARE_READ8_MEMBER( read );
DECLARE_WRITE8_MEMBER( write );
DECLARE_WRITE_LINE_MEMBER( ide_interrupt );
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
virtual void device_config_complete() { m_shortname = "side116"; }
private:
required_device<ata_interface_device> m_ata;
required_ioport m_config;
UINT8 m_latch;
};
// device type definition
extern const device_type ISA8_SIDE116;
#endif

1
src/mess/mess.mak
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@ -846,6 +846,7 @@ $(MESSOBJ)/isa.a: \
$(MESS_MACHINE)/isa_ssi2001.o \
$(MESS_MACHINE)/isa_ide.o \
$(MESS_MACHINE)/isa_xtide.o \
$(MESS_MACHINE)/isa_side116.o \
$(MESS_MACHINE)/isa_aha1542.o \
$(MESS_MACHINE)/isa_wd1002a_wx1.o\
$(MESS_MACHINE)/isa_dectalk.o \