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-rw-r--r--src/mess/machine/cpcexp.c109
1 files changed, 109 insertions, 0 deletions
diff --git a/src/mess/machine/cpcexp.c b/src/mess/machine/cpcexp.c
new file mode 100644
index 00000000000..45af07348ed
--- /dev/null
+++ b/src/mess/machine/cpcexp.c
@@ -0,0 +1,109 @@
+/*
+ * cpcexp.c -- Amstrad CPC Expansion port
+ *
+ * Created on: 16/07/2011
+ *
+ */
+
+
+#include "emu.h"
+#include "emuopts.h"
+#include "machine/cpcexp.h"
+
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type CPC_EXPANSION_SLOT = &device_creator<cpc_expansion_slot_device>;
+
+
+//**************************************************************************
+// DEVICE CPC_EXPANSION CARD INTERFACE
+//**************************************************************************
+
+
+device_cpc_expansion_card_interface::device_cpc_expansion_card_interface(const machine_config &mconfig, device_t &device)
+ : device_slot_card_interface(mconfig,device)
+{
+}
+
+
+device_cpc_expansion_card_interface::~device_cpc_expansion_card_interface()
+{
+}
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+cpc_expansion_slot_device::cpc_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, CPC_EXPANSION_SLOT, "Amstrad CPC expansion port", tag, owner, clock),
+ device_slot_interface(mconfig, *this)
+{
+}
+
+cpc_expansion_slot_device::~cpc_expansion_slot_device()
+{
+}
+
+//-------------------------------------------------
+// device_config_complete - perform any
+// operations now that the configuration is
+// complete
+//-------------------------------------------------
+
+void cpc_expansion_slot_device::device_config_complete()
+{
+ // inherit a copy of the static data
+ const cpc_expansion_slot_interface *intf = reinterpret_cast<const cpc_expansion_slot_interface *>(static_config());
+ if (intf != NULL)
+ {
+ *static_cast<cpc_expansion_slot_interface *>(this) = *intf;
+ }
+
+ // or initialize to defaults if none provided
+ else
+ {
+ memset(&m_out_irq_cb, 0, sizeof(m_out_irq_cb));
+ memset(&m_out_nmi_cb, 0, sizeof(m_out_nmi_cb));
+ memset(&m_out_reset_cb, 0, sizeof(m_out_reset_cb));
+ memset(&m_out_romdis_cb, 0, sizeof(m_out_romdis_cb));
+ memset(&m_out_romen_cb, 0, sizeof(m_out_romen_cb));
+ }
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void cpc_expansion_slot_device::device_start()
+{
+ m_card = dynamic_cast<device_cpc_expansion_card_interface *>(get_card_device());
+
+ // resolve callbacks
+ m_out_irq_func.resolve(m_out_irq_cb, *this);
+ m_out_nmi_func.resolve(m_out_nmi_cb, *this);
+ m_out_reset_func.resolve(m_out_reset_cb, *this);
+ m_out_romdis_func.resolve(m_out_romdis_cb, *this);
+ m_out_romen_func.resolve(m_out_romen_cb, *this);
+}
+
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void cpc_expansion_slot_device::device_reset()
+{
+}
+
+
+WRITE_LINE_MEMBER( cpc_expansion_slot_device::irq_w ) { m_out_irq_func(state); }
+WRITE_LINE_MEMBER( cpc_expansion_slot_device::nmi_w ) { m_out_nmi_func(state); }
+WRITE_LINE_MEMBER( cpc_expansion_slot_device::reset_w ) { m_out_reset_func(state); }
+WRITE_LINE_MEMBER( cpc_expansion_slot_device::romdis_w ) { m_out_romdis_func(state); }
+WRITE_LINE_MEMBER( cpc_expansion_slot_device::romen_w ) { m_out_romen_func(state); }