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Annotation of ntddk/src/mmedia/synth/driver/sound.h, revision 1.1

1.1     ! root        1: /*++ BUILD Version: 0002    // Increment this if a change has global effects
        !             2: 
        !             3: 
        !             4: Copyright (c) 1993  Microsoft Corporation
        !             5: 
        !             6: Module Name:
        !             7: 
        !             8:     sound.h
        !             9: 
        !            10: Abstract:
        !            11: 
        !            12:     This include file defines constants and types for
        !            13:     the Microsoft midi synthesiser kernel-mode driver
        !            14: 
        !            15: Author:
        !            16: 
        !            17:     Robin Speed (RobinSp) 20-Oct-92
        !            18: 
        !            19: Revision History:
        !            20: 
        !            21: --*/
        !            22: 
        !            23: 
        !            24: //
        !            25: // Other header files needed to build this driver
        !            26: //
        !            27: 
        !            28: #include <soundlib.h>
        !            29: #include "hardware.h"
        !            30: 
        !            31: #define DRIVER_VERSION  0x0100
        !            32: 
        !            33: 
        !            34: //
        !            35: // Magic markers
        !            36: //
        !            37: 
        !            38: #define GDI_KEY             (*(ULONG *)"GDI ")
        !            39: 
        !            40: 
        !            41: 
        !            42: extern SOUND_DEVICE_INIT DeviceInit[NumberOfDevices];
        !            43: 
        !            44: 
        !            45: typedef struct {
        !            46:     WAVE_DD_VOLUME Volume[NumberOfDevices];
        !            47: } SOUND_CONFIG_DATA, *PSOUND_CONFIG_DATA;
        !            48: 
        !            49: 
        !            50: //
        !            51: // driver global data structure shared by each device object
        !            52: // Note that we have one global spin lock used for all access
        !            53: // to both the global data and the local data structures.
        !            54: //
        !            55: 
        !            56: typedef struct _GLOBAL_DEVICE_INFO {
        !            57: 
        !            58:     // static items not requiring use of the spin lock
        !            59: 
        !            60:     ULONG           Key;
        !            61:     INTERFACE_TYPE  BusType;
        !            62:     ULONG           BusNumber;
        !            63: 
        !            64:     //
        !            65:     // Device access
        !            66:     //
        !            67: 
        !            68:     KMUTEX          MidiMutex;
        !            69: 
        !            70:     ULONG           MemType;
        !            71:     PDEVICE_OBJECT  DeviceObject[       // pointer to input device objects
        !            72:                       NumberOfDevices];
        !            73:     PDRIVER_OBJECT  DriverObject;       // The actual driver instance
        !            74: 
        !            75:     UCHAR           DeviceInUse;
        !            76: 
        !            77:     SOUND_HARDWARE  Hw;                 // Hardware specific stuff
        !            78: 
        !            79:     //
        !            80:     // Registry path saving
        !            81:     //
        !            82: 
        !            83:     PWSTR           RegistryPathName;
        !            84: } GLOBAL_DEVICE_INFO, *PGLOBAL_DEVICE_INFO;
        !            85: 
        !            86: 
        !            87: //
        !            88: // config.c Configuration routines
        !            89: //
        !            90: 
        !            91: NTSTATUS
        !            92: SoundReadConfiguration(
        !            93:     IN  PWSTR ValueName,
        !            94:     IN  ULONG ValueType,
        !            95:     IN  PVOID ValueData,
        !            96:     IN  ULONG ValueLength,
        !            97:     IN  PVOID Context,
        !            98:     IN  PVOID EntryContext
        !            99: );
        !           100: 
        !           101: NTSTATUS
        !           102: SoundGetSynthConfig(
        !           103:     IN OUT PGLOBAL_DEVICE_INFO pGDI
        !           104: );
        !           105: 
        !           106: VOID
        !           107: SoundSaveVolume(
        !           108:     PGLOBAL_DEVICE_INFO pGDI
        !           109: );
        !           110: 
        !           111: 
        !           112: SOUND_DISPATCH_ROUTINE SoundMidiDispatch;
        !           113: 
        !           114: 
        !           115: //
        !           116: // mididisp.c
        !           117: //
        !           118: 
        !           119: 
        !           120: VOID
        !           121: SoundMidiQuiet(
        !           122:     IN   UCHAR DeviceIndex,
        !           123:     IN    PSOUND_HARDWARE pHw
        !           124: );
        !           125: 
        !           126: NTSTATUS
        !           127: SoundSynthPortValid(
        !           128:     IN OUT PGLOBAL_DEVICE_INFO pGDI
        !           129: );
        !           130: 
        !           131: BOOL
        !           132: SoundMidiIsOpl3(
        !           133:     IN    PSOUND_HARDWARE pHw
        !           134: );
        !           135: 

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