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-rw-r--r--trunk/src/emu/machine/mos6529.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/trunk/src/emu/machine/mos6529.c b/trunk/src/emu/machine/mos6529.c
new file mode 100644
index 00000000000..5faadccb4f1
--- /dev/null
+++ b/trunk/src/emu/machine/mos6529.c
@@ -0,0 +1,91 @@
+/**********************************************************************
+
+ MOS Technology 6529 Single Port Interface Adapter emulation
+
+ Copyright MESS Team.
+ Visit http://mamedev.org for licensing and usage restrictions.
+
+**********************************************************************/
+
+#include "mos6529.h"
+#include "devhelpr.h"
+
+
+
+//**************************************************************************
+// MACROS / CONSTANTS
+//**************************************************************************
+
+#define LOG 0
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+// device type definition
+const device_type MOS6529 = &device_creator<mos6529_device>;
+
+//-------------------------------------------------
+// mos6529_device - constructor
+//-------------------------------------------------
+
+mos6529_device::mos6529_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : device_t(mconfig, MOS6529, "MOS6529", tag, owner, clock)
+{
+}
+
+
+//-------------------------------------------------
+// device_config_complete - perform any
+// operations now that the configuration is
+// complete
+//-------------------------------------------------
+
+void mos6529_device::device_config_complete()
+{
+ // inherit a copy of the static data
+ const mos6529_interface *intf = reinterpret_cast<const mos6529_interface *>(static_config());
+ if (intf != NULL)
+ *static_cast<mos6529_interface *>(this) = *intf;
+
+ // or initialize to defaults if none provided
+ else
+ {
+ memset(&m_in_p_cb, 0, sizeof(m_in_p_cb));
+ memset(&m_out_p_cb, 0, sizeof(m_out_p_cb));
+ }
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void mos6529_device::device_start()
+{
+ // resolve callbacks
+ m_in_p_func.resolve(m_in_p_cb, *this);
+ m_out_p_func.resolve(m_out_p_cb, *this);
+}
+
+
+//-------------------------------------------------
+// read -
+//-------------------------------------------------
+
+READ8_MEMBER( mos6529_device::read )
+{
+ return m_in_p_func(0);
+}
+
+
+//-------------------------------------------------
+// write -
+//-------------------------------------------------
+
+WRITE8_MEMBER( mos6529_device::write )
+{
+ m_out_p_func(0, data);
+}