drivers/multimedia/audio/sb16_nt4.old/sndblst.h

   1 #pragma once
   2
   3 #include <debug.h>
   4 #include <ntddk.h>
   5
   6 #define SB_WAVE_IN_DEVICE_NAME  L"\\Device\\SBWaveIn"
   7 #define SB_WAVE_OUT_DEVICE_NAME L"\\Device\\SBWaveOut"
   8 /* TODO: MIDI */
   9 #define SB_AUX_DEVICE_NAME      L"\\Device\\SBAux"
  10 #define SB_MIXER_DEVICE_NAME    L"\\Device\\SBMixer"
  11
  12 #define DEFAULT_PORT        0x220
  13 #define DEFAULT_IRQ         5
  14 #define DEFAULT_DMA         1
  15 #define DEFAULT_BUFFER_SIZE 65535
  16
  17 #define SB_TIMEOUT          1000000
  18
  19 #define SB_DSP_READY        0xaa
  20
  21 enum
  22 {
  23     NotDetected,
  24     SoundBlaster,
  25     SoundBlasterPro,
  26     SoundBlaster2,
  27     SoundBlasterPro2,
  28     SoundBlasterProMCV,
  29     SoundBlaster16
  30 };
  31
  32 enum
  33 {
  34     SB_RESET_PORT           = 0x06,
  35     SB_READ_DATA_PORT       = 0x0a,
  36     SB_WRITE_DATA_PORT      = 0x0c,
  37     SB_WRITE_STATUS_PORT    = 0x0c,
  38     SB_READ_STATUS_PORT     = 0x0e
  39 };
  40
  41 enum
  42 {
  43     SbAutoInitDmaOutput     = 0x1c,
  44     SbAutoInitDmaInput      = 0x2c,
  45     SbSetOutputRate         = 0x41, /* DSP v4.xx */
  46     SbSetInputRate          = 0x42, /* DSP v4.xx */
  47     SbSetBlockSize          = 0x48, /* DSP v2.00 + */
  48     SbPauseDac              = 0x80,
  49     SbPauseDmaOutput        = 0xd0,
  50     SbEnableSpeaker         = 0xd1,
  51     SbDisableSpeaker        = 0xd3,
  52     SbGetSpeakerStatus      = 0xd8, /* DSP v2.00 + */
  53     SbGetDspVersion         = 0xe1
  54 };
  55
  56 typedef struct _SOUND_BLASTER_PARAMETERS
  57 {
  58     PDRIVER_OBJECT driver;
  59     PWSTR registry_path;
  60     PKINTERRUPT interrupt;
  61     ULONG port;
  62     ULONG irq;
  63     ULONG dma;
  64     ULONG buffer_size;
  65     USHORT dsp_version;
  66 } SOUND_BLASTER_PARAMETERS, *PSOUND_BLASTER_PARAMETERS;
  67
  68
  69 typedef NTAPI NTSTATUS REGISTRY_CALLBACK_ROUTINE(PDRIVER_OBJECT DriverObject, PWSTR RegistryPath);
  70 typedef REGISTRY_CALLBACK_ROUTINE *PREGISTRY_CALLBACK_ROUTINE;
  71
  72
  73 /*
  74     Port I/O
  75 */
  76
  77 #define SbWrite(sbdevice, subport, data) \
  78     WRITE_PORT_UCHAR((PUCHAR) sbdevice->port + subport, data)
  79
  80 #define SbRead(sbdevice, subport) \
  81     READ_PORT_UCHAR((PUCHAR) sbdevice->port + subport)
  82
  83 #define SbWriteReset(sbdevice, data) \
  84     SbWrite(sbdevice, SB_RESET_PORT, data)
  85
  86 #define SbWriteDataWithoutWait(sbdevice, data) \
  87     SbWrite(sbdevice, SB_WRITE_DATA_PORT, data)
  88
  89 #define SbReadDataWithoutWait(sbdevice) \
  90     SbRead(sbdevice, SB_READ_DATA_PORT)
  91
  92
  93 #define SbGetWriteStatus(sbdevice) \
  94     SbRead(sbdevice, SB_WRITE_STATUS_PORT)
  95
  96 #define SbGetReadStatus(sbdevice) \
  97     SbRead(sbdevice, SB_READ_STATUS_PORT)
  98
  99
 100
 101 BOOLEAN
 102 WaitForReady(
 103     PSOUND_BLASTER_PARAMETERS SBDevice,
 104     UCHAR Port);
 105
 106 #define WaitToWrite(sbdevice) \
 107     WaitForReady(sbdevice, SB_WRITE_STATUS_PORT)
 108
 109 #define WaitToRead(sbdevice) \
 110     WaitForReady(sbdevice, SB_READ_STATUS_PORT)
 111
 112 BOOLEAN
 113 ResetSoundBlaster(
 114     PSOUND_BLASTER_PARAMETERS SBDevice);
 115
 116 ULONG
 117 GetSoundBlasterModel(
 118     PSOUND_BLASTER_PARAMETERS SBDevice);
 119
 120 BOOLEAN
 121 IsSampleRateCompatible(
 122     PSOUND_BLASTER_PARAMETERS SBDevice,
 123     ULONG SampleRate);
 124
 125 BOOLEAN
 126 SetOutputSampleRate(
 127     PSOUND_BLASTER_PARAMETERS SBDevice,
 128     ULONG SampleRate);
 129
 130 BOOLEAN
 131 EnableSpeaker(
 132     PSOUND_BLASTER_PARAMETERS SBDevice);
 133
 134 BOOLEAN
 135 DisableSpeaker(
 136     PSOUND_BLASTER_PARAMETERS SBDevice);
 137
 138 BOOLEAN
 139 StartSoundOutput(
 140     PSOUND_BLASTER_PARAMETERS SBDevice,
 141     ULONG BitDepth,
 142     ULONG Channels,
 143     ULONG BlockSize);
 144
 145
 146 /*
 147     interrupt.c
 148 */
 149
 150 NTSTATUS
 151 EnableIrq(
 152     PDEVICE_OBJECT DeviceObject);