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Diffstat (limited to 'src/devices/bus/a2bus/a2eauxslot.cpp')
-rw-r--r--src/devices/bus/a2bus/a2eauxslot.cpp180
1 files changed, 180 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/a2eauxslot.cpp b/src/devices/bus/a2bus/a2eauxslot.cpp
new file mode 100644
index 00000000000..3f6d99ead9c
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+++ b/src/devices/bus/a2bus/a2eauxslot.cpp
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+// license:BSD-3-Clause
+// copyright-holders:R. Belmont
+/***************************************************************************
+
+ a2eauxslot.c - Apple IIe auxiliary slot and card emulation
+
+ by R. Belmont
+
+***************************************************************************/
+
+#include "emu.h"
+#include "emuopts.h"
+#include "a2eauxslot.h"
+
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type A2EAUXSLOT_SLOT = &device_creator<a2eauxslot_slot_device>;
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// a2eauxslot_slot_device - constructor
+//-------------------------------------------------
+a2eauxslot_slot_device::a2eauxslot_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, A2EAUXSLOT_SLOT, "Apple IIe AUX Slot", tag, owner, clock, "a2eauxslot_slot", __FILE__),
+ device_slot_interface(mconfig, *this)
+{
+}
+
+a2eauxslot_slot_device::a2eauxslot_slot_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) :
+ device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+ device_slot_interface(mconfig, *this)
+{
+}
+
+void a2eauxslot_slot_device::static_set_a2eauxslot_slot(device_t &device, const char *tag, const char *slottag)
+{
+ a2eauxslot_slot_device &a2eauxslot_card = dynamic_cast<a2eauxslot_slot_device &>(device);
+ a2eauxslot_card.m_a2eauxslot_tag = tag;
+ a2eauxslot_card.m_a2eauxslot_slottag = slottag;
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void a2eauxslot_slot_device::device_start()
+{
+ device_a2eauxslot_card_interface *dev = dynamic_cast<device_a2eauxslot_card_interface *>(get_card_device());
+
+ if (dev) device_a2eauxslot_card_interface::static_set_a2eauxslot_tag(*dev, m_a2eauxslot_tag, m_a2eauxslot_slottag);
+}
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type A2EAUXSLOT = &device_creator<a2eauxslot_device>;
+
+void a2eauxslot_device::static_set_cputag(device_t &device, const char *tag)
+{
+ a2eauxslot_device &a2eauxslot = downcast<a2eauxslot_device &>(device);
+ a2eauxslot.m_cputag = tag;
+}
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// a2eauxslot_device - constructor
+//-------------------------------------------------
+
+a2eauxslot_device::a2eauxslot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, A2EAUXSLOT, "Apple IIe AUX Bus", tag, owner, clock, "a2eauxslot", __FILE__),
+ m_out_irq_cb(*this),
+ m_out_nmi_cb(*this)
+{
+}
+
+a2eauxslot_device::a2eauxslot_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) :
+ device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+ m_out_irq_cb(*this),
+ m_out_nmi_cb(*this)
+{
+}
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void a2eauxslot_device::device_start()
+{
+ m_maincpu = machine().device<cpu_device>(m_cputag);
+
+ // resolve callbacks
+ m_out_irq_cb.resolve_safe();
+ m_out_nmi_cb.resolve_safe();
+
+ // clear slot
+ m_device = NULL;
+}
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void a2eauxslot_device::device_reset()
+{
+}
+
+device_a2eauxslot_card_interface *a2eauxslot_device::get_a2eauxslot_card()
+{
+ return m_device;
+}
+
+void a2eauxslot_device::add_a2eauxslot_card(device_a2eauxslot_card_interface *card)
+{
+ m_device = card;
+}
+
+void a2eauxslot_device::set_irq_line(int state)
+{
+ m_out_irq_cb(state);
+}
+
+void a2eauxslot_device::set_nmi_line(int state)
+{
+ m_out_nmi_cb(state);
+}
+
+// interrupt request from a2eauxslot card
+WRITE_LINE_MEMBER( a2eauxslot_device::irq_w ) { m_out_irq_cb(state); }
+WRITE_LINE_MEMBER( a2eauxslot_device::nmi_w ) { m_out_nmi_cb(state); }
+
+//**************************************************************************
+// DEVICE CONFIG A2EAUXSLOT CARD INTERFACE
+//**************************************************************************
+
+
+//**************************************************************************
+// DEVICE A2EAUXSLOT CARD INTERFACE
+//**************************************************************************
+
+//-------------------------------------------------
+// device_a2eauxslot_card_interface - constructor
+//-------------------------------------------------
+
+device_a2eauxslot_card_interface::device_a2eauxslot_card_interface(const machine_config &mconfig, device_t &device)
+ : device_slot_card_interface(mconfig, device),
+ m_a2eauxslot(NULL),
+ m_a2eauxslot_tag(NULL)
+{
+}
+
+
+//-------------------------------------------------
+// ~device_a2eauxslot_card_interface - destructor
+//-------------------------------------------------
+
+device_a2eauxslot_card_interface::~device_a2eauxslot_card_interface()
+{
+}
+
+void device_a2eauxslot_card_interface::static_set_a2eauxslot_tag(device_t &device, const char *tag, const char *slottag)
+{
+ device_a2eauxslot_card_interface &a2eauxslot_card = dynamic_cast<device_a2eauxslot_card_interface &>(device);
+ a2eauxslot_card.m_a2eauxslot_tag = tag;
+ a2eauxslot_card.m_a2eauxslot_slottag = slottag;
+}
+
+void device_a2eauxslot_card_interface::set_a2eauxslot_device()
+{
+ m_a2eauxslot = dynamic_cast<a2eauxslot_device *>(device().machine().device(m_a2eauxslot_tag));
+ m_a2eauxslot->add_a2eauxslot_card(this);
+}