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-rw-r--r--src/devices/bus/isa/ide.c120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/devices/bus/isa/ide.c b/src/devices/bus/isa/ide.c
new file mode 100644
index 00000000000..9215572bb19
--- /dev/null
+++ b/src/devices/bus/isa/ide.c
@@ -0,0 +1,120 @@
+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+/***************************************************************************
+
+ ISA 16 bit IDE controller
+
+***************************************************************************/
+
+#include "emu.h"
+#include "ide.h"
+#include "machine/idectrl.h"
+#include "imagedev/harddriv.h"
+
+READ8_MEMBER(isa16_ide_device::ide16_alt_r )
+{
+ return m_ide->read_cs1(space, 6/2, 0xff);
+}
+
+WRITE8_MEMBER(isa16_ide_device::ide16_alt_w )
+{
+ m_ide->write_cs1(space, 6/2, data, 0xff);
+}
+
+DEVICE_ADDRESS_MAP_START(map, 16, isa16_ide_device)
+ AM_RANGE(0x0, 0x7) AM_DEVREADWRITE("ide", ide_controller_device, read_cs0, write_cs0)
+ADDRESS_MAP_END
+
+DEVICE_ADDRESS_MAP_START(alt_map, 8, isa16_ide_device)
+ AM_RANGE(0x6, 0x6) AM_READWRITE(ide16_alt_r, ide16_alt_w)
+ADDRESS_MAP_END
+
+WRITE_LINE_MEMBER(isa16_ide_device::ide_interrupt)
+{
+ if (is_primary())
+ {
+ m_isa->irq14_w(state);
+ }
+ else
+ {
+ m_isa->irq15_w(state);
+ }
+}
+
+static MACHINE_CONFIG_FRAGMENT( ide )
+ MCFG_IDE_CONTROLLER_ADD("ide", ata_devices, "hdd", NULL, false)
+ MCFG_ATA_INTERFACE_IRQ_HANDLER(WRITELINE(isa16_ide_device, ide_interrupt))
+MACHINE_CONFIG_END
+
+static INPUT_PORTS_START( ide )
+ PORT_START("DSW")
+ PORT_DIPNAME( 0x01, 0x00, "IDE Configuration")
+ PORT_DIPSETTING( 0x00, "Primary" )
+ PORT_DIPSETTING( 0x01, "Secondary" )
+INPUT_PORTS_END
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type ISA16_IDE = &device_creator<isa16_ide_device>;
+
+//-------------------------------------------------
+// machine_config_additions - device-specific
+// machine configurations
+//-------------------------------------------------
+
+machine_config_constructor isa16_ide_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME( ide );
+}
+
+//-------------------------------------------------
+// input_ports - device-specific input ports
+//-------------------------------------------------
+
+ioport_constructor isa16_ide_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME( ide );
+}
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// isa16_ide_device - constructor
+//-------------------------------------------------
+
+isa16_ide_device::isa16_ide_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : device_t(mconfig, ISA16_IDE, "IDE Fixed Drive Adapter", tag, owner, clock, "isa_ide", __FILE__),
+ device_isa16_card_interface( mconfig, *this ),
+ m_is_primary(true),
+ m_ide(*this, "ide")
+{
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void isa16_ide_device::device_start()
+{
+ set_isa_device();
+}
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void isa16_ide_device::device_reset()
+{
+ m_is_primary = (ioport("DSW")->read() & 1) ? false : true;
+ if (m_is_primary) {
+ m_isa->install_device(0x01f0, 0x01f7, *this, &isa16_ide_device::map, 16);
+ m_isa->install_device(0x03f0, 0x03f7, *this, &isa16_ide_device::alt_map);
+ } else {
+ m_isa->install_device(0x0170, 0x0177, *this, &isa16_ide_device::map, 16);
+ m_isa->install_device(0x0370, 0x0377, *this, &isa16_ide_device::alt_map);
+ }
+}