Source code of Windows XP (NT5)
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/*++ BUILD Version: 0001 // Increment this if a change has global effects
Copyright (c) 1992 Microsoft Corporation
Module Name:
synth.h
Abstract:
This include file defines constants and types for the Microsoft midi synthesizer driver
This header file is shared between the low level driver and the kernel mode driver.
Author:
Robin Speed (RobinSp) 20-Oct-92
Revision History:
--*/
#define STR_DRIVERNAME L"synth"
#define STR_MV_DRIVERNAME L"mvopl3"
#define STR_OPL3_DEVICENAME L"\\Device\\opl3.mid"
#define STR_ADLIB_DEVICENAME L"\\Device\\adlib.mid"
/*
* Stucture for passing synth data * Why on earth isn't there a type for sharing short data? */
typedef struct { unsigned short IoPort; unsigned short PortData; } SYNTH_DATA, *PSYNTH_DATA;
/* positions within FM */#define AD_LSI (0x000)
#define AD_LSI2 (0x101)
#define AD_TIMER1 (0x001)
#define AD_TIMER2 (0x002)
#define AD_MASK (0x004)
#define AD_CONNECTION (0x104)
#define AD_NEW (0x105)
#define AD_NTS (0x008)
#define AD_MULT (0x020)
#define AD_MULT2 (0x120)
#define AD_LEVEL (0x040)
#define AD_LEVEL2 (0x140)
#define AD_AD (0x060)
#define AD_AD2 (0x160)
#define AD_SR (0x080)
#define AD_SR2 (0x180)
#define AD_FNUMBER (0x0a0)
#define AD_FNUMBER2 (0x1a0)
#define AD_BLOCK (0x0b0)
#define AD_BLOCK2 (0x1b0)
#define AD_DRUM (0x0bd)
#define AD_FEEDBACK (0x0c0)
#define AD_FEEDBACK2 (0x1c0)
#define AD_WAVE (0x0e0)
#define AD_WAVE2 (0x1e0)
/*
** Special IOCTL*/
#define IOCTL_MIDI_SET_OPL3_MODE CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x000A, METHOD_BUFFERED, FILE_WRITE_ACCESS)
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