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Diffstat (limited to 'src/devices/bus/x68k/x68kexp.c')
-rw-r--r--src/devices/bus/x68k/x68kexp.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/devices/bus/x68k/x68kexp.c b/src/devices/bus/x68k/x68kexp.c
new file mode 100644
index 00000000000..3aaf03bdd3a
--- /dev/null
+++ b/src/devices/bus/x68k/x68kexp.c
@@ -0,0 +1,79 @@
+// license:BSD-3-Clause
+// copyright-holders:Barry Rodewald
+/*
+ * x68kexp.c
+ */
+
+#include "emu.h"
+#include "emuopts.h"
+#include "x68kexp.h"
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type X68K_EXPANSION_SLOT = &device_creator<x68k_expansion_slot_device>;
+
+
+//**************************************************************************
+// DEVICE CPC_EXPANSION CARD INTERFACE
+//**************************************************************************
+
+
+device_x68k_expansion_card_interface::device_x68k_expansion_card_interface(const machine_config &mconfig, device_t &device)
+ : device_slot_card_interface(mconfig, device)
+{
+}
+
+
+device_x68k_expansion_card_interface::~device_x68k_expansion_card_interface()
+{
+}
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+x68k_expansion_slot_device::x68k_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, X68K_EXPANSION_SLOT, "Sharp X680x0 expansion slot", tag, owner, clock, "x68k_expansion_slot", __FILE__),
+ device_slot_interface(mconfig, *this),
+ m_out_irq2_cb(*this),
+ m_out_irq4_cb(*this),
+ m_out_nmi_cb(*this),
+ m_out_reset_cb(*this)
+{
+}
+
+x68k_expansion_slot_device::~x68k_expansion_slot_device()
+{
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void x68k_expansion_slot_device::device_start()
+{
+ m_card = dynamic_cast<device_x68k_expansion_card_interface *>(get_card_device());
+
+ // resolve callbacks
+ m_out_irq2_cb.resolve_safe();
+ m_out_irq4_cb.resolve_safe();
+ m_out_nmi_cb.resolve_safe();
+ m_out_reset_cb.resolve_safe();
+}
+
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void x68k_expansion_slot_device::device_reset()
+{
+}
+
+
+WRITE_LINE_MEMBER( x68k_expansion_slot_device::irq2_w ) { m_out_irq2_cb(state); }
+WRITE_LINE_MEMBER( x68k_expansion_slot_device::irq4_w ) { m_out_irq4_cb(state); }
+WRITE_LINE_MEMBER( x68k_expansion_slot_device::nmi_w ) { m_out_nmi_cb(state); }
+WRITE_LINE_MEMBER( x68k_expansion_slot_device::reset_w ) { m_out_reset_cb(state); }