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-rw-r--r--src/mame/audio/tvc_snd.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/mame/audio/tvc_snd.h b/src/mame/audio/tvc_snd.h
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index 00000000000..b8b955d3c45
--- /dev/null
+++ b/src/mame/audio/tvc_snd.h
@@ -0,0 +1,59 @@
+// license:BSD-3-Clause
+// copyright-holders:Sandro Ronco
+/*****************************************************************************
+ *
+ * includes/tvc.h
+ *
+ ****************************************************************************/
+
+#pragma once
+
+#ifndef _TVC_SND_H_
+#define _TVC_SND_H_
+
+#define MCFG_TVC_SOUND_SNDINT_CALLBACK(_write) \
+ devcb = &tvc_sound_device::set_sndint_wr_callback(*device, DEVCB_##_write);
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> tvc_sound_device
+
+class tvc_sound_device : public device_t,
+ public device_sound_interface
+{
+public:
+ // construction/destruction
+ tvc_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ template<class _Object> static devcb_base &set_sndint_wr_callback(device_t &device, _Object object) { return downcast<tvc_sound_device &>(device).m_write_sndint.set_callback(object); }
+
+ DECLARE_WRITE8_MEMBER(write);
+ void reset_divider();
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+ virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
+
+private:
+ static const device_timer_id TIMER_SNDINT = 0;
+
+ sound_stream * m_stream;
+ int m_freq;
+ int m_enabled;
+ int m_volume;
+ int m_incr;
+ int m_signal;
+ UINT8 m_ports[3];
+ emu_timer * m_sndint_timer;
+ devcb_write_line m_write_sndint;
+};
+
+// device type definition
+extern const device_type TVC_SOUND;
+
+#endif