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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert,Aaron Giles
/*********************************************************/
/* ricoh RF5C68(or clone) PCM controller */
/*********************************************************/
#ifndef MAME_SOUND_RF5C68_H
#define MAME_SOUND_RF5C68_H
#pragma once
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_RF5C68_ADD(_tag, _clock) \
MCFG_DEVICE_ADD(_tag, RF5C68, _clock)
#define MCFG_RF5C68_REPLACE(_tag, _clock) \
MCFG_DEVICE_REPLACE(_tag, RF5C68, _clock)
#define MCFG_RF5C68_SAMPLE_END_CB(_class, _method) \
rf5c68_device::set_end_callback(*device, rf5c68_device::sample_end_cb_delegate(&_class::_method, #_class "::" #_method, this));
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
#define RF5C68_SAMPLE_END_CB_MEMBER(_name) void _name(int channel)
// ======================> rf5c68_device
class rf5c68_device : public device_t,
public device_sound_interface
{
public:
typedef device_delegate<void (int channel)> sample_end_cb_delegate;
rf5c68_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
static void set_end_callback(device_t &device, sample_end_cb_delegate &&cb) { downcast<rf5c68_device &>(device).m_sample_end_cb = std::move(cb); }
DECLARE_READ8_MEMBER( rf5c68_r );
DECLARE_WRITE8_MEMBER( rf5c68_w );
DECLARE_READ8_MEMBER( rf5c68_mem_r );
DECLARE_WRITE8_MEMBER( rf5c68_mem_w );
protected:
// device-level overrides
virtual void device_start() override;
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
private:
static constexpr unsigned NUM_CHANNELS = 8;
struct pcm_channel
{
pcm_channel() { }
uint8_t enable = 0;
uint8_t env = 0;
uint8_t pan = 0;
uint8_t start = 0;
uint32_t addr = 0;
uint16_t step = 0;
uint16_t loopst = 0;
};
sound_stream* m_stream;
pcm_channel m_chan[NUM_CHANNELS];
uint8_t m_cbank;
uint8_t m_wbank;
uint8_t m_enable;
uint8_t m_data[0x10000];
sample_end_cb_delegate m_sample_end_cb;
};
DECLARE_DEVICE_TYPE(RF5C68, rf5c68_device)
#endif // MAME_SOUND_RF5C68_H
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