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// license:BSD-3-Clause
// copyright-holders:R. Belmont
/***************************************************************************
awacs.h
AWACS/Singer style 16-bit audio I/O for '040 and PowerPC Macs
***************************************************************************/
#ifndef MAME_SOUND_AWACS_H
#define MAME_SOUND_AWACS_H
#pragma once
//**************************************************************************
// CONSTANTS
//**************************************************************************
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_AWACS_ADD(_tag, _clock) \
MCFG_DEVICE_ADD(_tag, AWACS, _clock)
#define MCFG_AWACS_REPLACE(_tag, _clock) \
MCFG_DEVICE_REPLACE(_tag, AWACS, _clock)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> awacs_device
class awacs_device : public device_t, public device_sound_interface
{
public:
// construction/destruction
awacs_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_READ8_MEMBER(read);
DECLARE_WRITE8_MEMBER(write);
void set_dma_base(address_space &space, int offset0, int offset1);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
sound_stream *m_stream;
// inline data
uint8_t m_regs[0x100];
int m_play_ptr, m_buffer_size, m_buffer_num;
bool m_playback_enable;
address_space *m_dma_space;
int m_dma_offset_0, m_dma_offset_1;
emu_timer *m_timer;
};
// device type definition
DECLARE_DEVICE_TYPE(AWACS, awacs_device)
#endif // MAME_SOUND_AWACS_H
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