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-rw-r--r--src/mess/machine/msx_switched.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mess/machine/msx_switched.h b/src/mess/machine/msx_switched.h
new file mode 100644
index 00000000000..16848c1e3c7
--- /dev/null
+++ b/src/mess/machine/msx_switched.h
@@ -0,0 +1,19 @@
+#ifndef __MSX_SWITCHED_H
+#define __MSX_SWITCHED_H
+
+
+class msx_switched_device : public device_t
+{
+public:
+ msx_switched_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);
+
+ virtual UINT8 get_id() = 0;
+
+ virtual DECLARE_READ8_MEMBER(io_read) = 0;
+ virtual DECLARE_WRITE8_MEMBER(io_write) = 0;
+
+protected:
+ virtual void device_start();
+};
+
+#endif