64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/*****************************************************************************
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MAME/MESS NES APU CORE
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Based on the Nofrendo/Nosefart NES N2A03 sound emulation core written by
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Matthew Conte (matt@conte.com) and redesigned for use in MAME/MESS by
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Who Wants to Know? (wwtk@mail.com)
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This core is written with the advise and consent of Matthew Conte and is
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released under the GNU Public License. This core is freely avaiable for
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use in any freeware project, subject to the following terms:
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Any modifications to this code must be duly noted in the source and
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approved by Matthew Conte and myself prior to public submission.
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*****************************************************************************
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NES_APU.H
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NES APU external interface.
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*****************************************************************************/
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#pragma once
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#ifndef __NES_APU_H__
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#define __NES_APU_H__
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//#include "devlegcy.h"
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/* AN EXPLANATION
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*
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* The NES APU is actually integrated into the Nintendo processor.
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* You must supply the same number of APUs as you do processors.
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* Also make sure to correspond the memory regions to those used in the
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* processor, as each is shared.
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*/
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/*typedef struct _nes_interface nes_interface;
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struct _nes_interface
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{
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const char *cpu_tag; // CPU tag
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};
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READ8_DEVICE_HANDLER( nes_psg_r );
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WRITE8_DEVICE_HANDLER( nes_psg_w );
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DECLARE_LEGACY_SOUND_DEVICE(NES, nesapu);*/
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UINT8 nes_psg_r(void* chip, offs_t offset);
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void nes_psg_w(void* chip, offs_t offset, UINT8 data);
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void nes_psg_update_sound(void* chip, stream_sample_t **outputs, int samples);
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void* device_start_nesapu(int clock, int rate);
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void device_stop_nesapu(void* chip);
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void device_reset_nesapu(void* chip);
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void nesapu_set_rom(void* chip, const UINT8* ROMData);
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void nesapu_set_mute_mask(void* chip, UINT32 MuteMask);
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#endif /* __NES_APU_H__ */
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