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-rw-r--r--src/devices/bus/ep64/exp.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/devices/bus/ep64/exp.c b/src/devices/bus/ep64/exp.c
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+++ b/src/devices/bus/ep64/exp.c
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Enterprise Sixty Four / One Two Eight Expansion Bus emulation
+
+**********************************************************************/
+
+#include "exp.h"
+
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type EP64_EXPANSION_BUS_SLOT = &device_creator<ep64_expansion_bus_slot_device>;
+
+
+
+//**************************************************************************
+// DEVICE EP64_EXPANSION_BUS CARD INTERFACE
+//**************************************************************************
+
+//-------------------------------------------------
+// device_ep64_expansion_bus_card_interface - constructor
+//-------------------------------------------------
+
+device_ep64_expansion_bus_card_interface::device_ep64_expansion_bus_card_interface(const machine_config &mconfig, device_t &device)
+ : device_slot_card_interface(mconfig, device)
+{
+ m_slot = dynamic_cast<ep64_expansion_bus_slot_device *>(device.owner());
+}
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// ep64_expansion_bus_slot_device - constructor
+//-------------------------------------------------
+
+ep64_expansion_bus_slot_device::ep64_expansion_bus_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, EP64_EXPANSION_BUS_SLOT, "Enterprise Sixty Four expansion bus slot", tag, owner, clock, "ep64_expansion_bus_slot", __FILE__),
+ device_slot_interface(mconfig, *this),
+ m_write_irq(*this),
+ m_write_nmi(*this),
+ m_write_wait(*this),
+ m_dave(*this)
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void ep64_expansion_bus_slot_device::device_start()
+{
+ m_card = dynamic_cast<device_ep64_expansion_bus_card_interface *>(get_card_device());
+
+ // resolve callbacks
+ m_write_irq.resolve_safe();
+ m_write_nmi.resolve_safe();
+ m_write_wait.resolve_safe();
+}
+
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void ep64_expansion_bus_slot_device::device_reset()
+{
+ if (m_card) get_card_device()->reset();
+}
+
+
+//-------------------------------------------------
+// SLOT_INTERFACE( ep64_expansion_bus_cards )
+//-------------------------------------------------
+
+// slot devices
+#include "exdos.h"
+
+SLOT_INTERFACE_START( ep64_expansion_bus_cards )
+ SLOT_INTERFACE("exdos", EP64_EXDOS)
+SLOT_INTERFACE_END