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Diffstat (limited to 'src/mess/machine/pcf8593.h')
-rw-r--r--src/mess/machine/pcf8593.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/src/mess/machine/pcf8593.h b/src/mess/machine/pcf8593.h
index 23be2198bb4..e2fc8fc6206 100644
--- a/src/mess/machine/pcf8593.h
+++ b/src/mess/machine/pcf8593.h
@@ -16,7 +16,26 @@
MACROS
***************************************************************************/
-DECLARE_LEGACY_DEVICE(PCF8593, pcf8593);
+class pcf8593_device : public device_t
+{
+public:
+ pcf8593_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+ ~pcf8593_device() { global_free(m_token); }
+
+ // access to legacy token
+ void *token() const { assert(m_token != NULL); return m_token; }
+protected:
+ // device-level overrides
+ virtual void device_config_complete();
+ virtual void device_start();
+ virtual void device_reset();
+private:
+ // internal state
+ void *m_token;
+};
+
+extern const device_type PCF8593;
+
#define MCFG_PCF8593_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, PCF8593, 0) \