mirror of
https://github.com/holub/mame
synced 2025-10-04 08:28:39 +03:00
ab8dbd3db0
* Add support for pcnfrk2m - Percussion Freaks 2nd Mix (GE912 VER. KAA) * WIP audio for k573dio * WIP * Move 3rd party library to 3rdparty folder * Use MAME's BIT and bitswap * Fix regression which caused songs to stutter/lag when they should have been read completely in one shot * Replace gain_to_db switch with equivalent math
65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Olivier Galibert
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#ifndef MAME_SOUND_MAS3507D_H
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#define MAME_SOUND_MAS3507D_H
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#pragma once
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#include <queue>
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#include "sound/samples.h"
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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class mas3507d_device : public device_t, public device_sound_interface
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{
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public:
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// construction/destruction
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mas3507d_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
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int i2c_scl_r();
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int i2c_sda_r();
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void i2c_scl_w(bool line);
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void i2c_sda_w(bool line);
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void set_samples(samples_device *sample) { m_samples = sample; }
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protected:
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virtual void device_start() override;
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virtual void device_reset() override;
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virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
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private:
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enum { IDLE, STARTED, NAK, ACK, ACK2 } i2c_bus_state;
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enum { UNKNOWN, VALIDATED, WRONG } i2c_bus_address;
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bool i2c_scli, i2c_sclo, i2c_sdai, i2c_sdao;
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int i2c_bus_curbit;
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uint8_t i2c_bus_curval;
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void i2c_nak();
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bool i2c_device_got_address(uint8_t address);
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void i2c_device_got_byte(uint8_t byte);
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void i2c_device_got_stop();
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enum { UNDEFINED, CONTROL, DATA_READ, DATA_WRITE, BAD } i2c_subdest;
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enum { CMD_BAD, CMD_RUN, CMD_READ_CTRL, CMD_WRITE_REG, CMD_WRITE_MEM, CMD_READ_REG, CMD_READ_MEM } i2c_command;
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int i2c_bytecount;
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uint32_t i2c_io_bank, i2c_io_adr, i2c_io_count, i2c_io_val;
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void mem_write(int bank, uint32_t adr, uint32_t val);
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void run_program(uint32_t adr);
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void reg_write(uint32_t adr, uint32_t val);
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samples_device *m_samples;
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};
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// device type definition
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DECLARE_DEVICE_TYPE(MAS3507D, mas3507d_device)
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#endif // MAME_SOUND_MAS3507D_H
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