workbench/devs/AHI/Drivers/Envy24/DriverData.h

   1 /*
   2     Copyright � 2004-2014, Davy Wentzler. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef AHI_Drivers_Card_DriverData_h
   7 #define AHI_Drivers_Card_DriverData_h
   8
   9 #include <exec/types.h>
  10 #include <exec/interrupts.h>
  11 #include <devices/ahi.h>
  12
  13 #define DRIVER "envy24.audio"
  14 #define DRIVER_NEEDS_GLOBAL_EXECBASE
  15
  16 enum Model {PHASE88, MAUDIO_2496, MAUDIO_1010LT, MAUDIO_DELTA44, MAUDIO_DELTA66};
  17
  18 #include "DriverBase.h"
  19 #include "I2C.h"
  20 #include "ak_codec.h"
  21
  22
  23
  24
  25 struct CardData;
  26
  27 struct CardBase
  28 {
  29     /** Skeleton's variables *************************************************/
  30
  31     struct DriverBase      driverbase;
  32
  33
  34     /** A sempahore used for locking */
  35     struct SignalSemaphore semaphore;
  36
  37     /** The number of cards found */
  38     int                    cards_found;
  39
  40     /** A CardData structure for each card found */
  41     struct CardData**   driverdatas;
  42 };
  43
  44 #define DRIVERBASE_SIZEOF (sizeof (struct CardBase))
  45 #define RECORD_BUFFER_SAMPLES     1764
  46
  47
  48 struct CardData
  49 {
  50     /*** PCI/Card initialization progress *********************************/
  51
  52    struct PCIDevice    *pci_dev;
  53         unsigned long       iobase;
  54    unsigned long       mtbase;
  55         unsigned short          model;
  56    unsigned char       chiprev;
  57    unsigned char       gpio_dir;
  58    unsigned char       gpio_data;
  59    struct I2C_bit_ops  *bit_ops;
  60    struct I2C          *i2c_cs8404;
  61    struct I2C          *i2c_in_addr;
  62    struct I2C          *i2c_out_addr;
  63    enum akm_types      akm_type;
  64    struct akm_codec    codec[4];
  65
  66    enum Model          SubType;
  67
  68
  69     /** TRUE if bus mastering is activated */
  70     BOOL                pci_master_enabled;
  71
  72     /** TRUE if the Card chip has been initialized */
  73     BOOL                card_initialized;
  74
  75
  76
  77     /*** The driverbase ******************************************************/
  78
  79     /** This field is also used as a lock and access to is is
  80      * semaphore protected. */
  81     struct DriverBase*  ahisubbase;
  82
  83
  84     /*** The AudioCtrl currently using this DriverData structure *************/
  85
  86     struct AHIAudioCtrlDrv* audioctrl;
  87
  88
  89
  90     /*** Playback/recording interrupts ***************************************/
  91
  92     /** TRUE when playback is enabled */
  93     BOOL                is_playing;
  94
  95     /** TRUE when recording is enabled */
  96     BOOL                is_recording;
  97
  98     /** The main (hardware) interrupt */
  99     struct Interrupt    interrupt;
 100
 101     /** TRUE if the hardware interrupt has been added to the PCI subsystem */
 102     BOOL                interrupt_added;
 103
 104     /** The playback software interrupt */
 105     struct Interrupt    playback_interrupt;
 106
 107     /** TRUE if the hardware interrupt may Cause() playback_interrupt */
 108     BOOL                playback_interrupt_enabled;
 109
 110     /** The recording software interrupt */
 111     struct Interrupt    record_interrupt;
 112
 113     /** TRUE if the hardware interrupt may Cause() playback_interrupt */
 114     BOOL                record_interrupt_enabled;
 115
 116
 117
 118     /*** CAMD support functions **********************************************/
 119
 120     /** CAMD transmitter function wrapped as a Hook */
 121     struct Hook*        camd_transmitfunc;
 122
 123     /** CAMD receiver function wrapped as a Hook */
 124     struct Hook*        camd_receivefunc;
 125
 126     /** True if CMAD V40 mode */
 127     ULONG               camd_v40;
 128
 129
 130
 131     /*** Playback interrupt variables ****************************************/
 132
 133     APTR                playback_buffer;
 134     APTR                spdif_out_buffer;
 135     APTR                playback_buffer_nonaligned;
 136     APTR                spdif_out_buffer_nonaligned;
 137     APTR                playback_buffer_phys;
 138     APTR                spdif_out_buffer_phys;
 139
 140
 141     /** The mixing buffer (a cyclic buffer filled by AHI) */
 142     APTR                mix_buffer;
 143
 144     /** The length of each playback buffer in sample frames */
 145     ULONG               current_frames;
 146
 147     /** The length of each playback buffer in sample bytes */
 148     ULONG               current_bytesize;
 149
 150     /** Where (inside the cyclic buffer) we're currently writing */
 151     APTR                current_buffer;
 152     APTR                spdif_out_current_buffer;
 153
 154     int                 flip;
 155
 156
 157
 158     /*** Recording interrupt variables ***************************************/
 159
 160     /** The recording buffer (simple double buffering is used */
 161     APTR                record_buffer;
 162     APTR                record_buffer_32bit;
 163     APTR                record_buffer_nonaligned;
 164     APTR                record_buffer_nonaligned_32bit;
 165     APTR                record_buffer_phys;
 166     APTR                record_buffer_32bit_phys;
 167
 168     /** Were (inside the recording buffer) the current data is */
 169     APTR                current_record_buffer;
 170     APTR                current_record_buffer_32bit;
 171
 172     /** The length of each record buffer in sample bytes */
 173     ULONG               current_record_bytesize_32bit;
 174     ULONG               current_record_bytesize_target;
 175
 176     int                 recflip;
 177
 178
 179
 180     /** Analog mixer variables ***********************************************/
 181
 182     /** The currently selected input */
 183     UWORD               input;
 184
 185     /** The currently selected output */
 186     UWORD               output;
 187
 188     /** The current (recording) monitor volume */
 189     Fixed               monitor_volume;
 190
 191     /** The current (recording) input gain */
 192     Fixed               input_gain;
 193
 194     /** The current (playback) output volume */
 195     Fixed               output_volume;
 196
 197     /** The hardware register value corresponding to monitor_volume */
 198     UWORD               monitor_volume_bits;
 199
 200     /** The hardware register value corresponding to input_gain */
 201     UWORD               input_gain_bits;
 202
 203     /** The hardware register value corresponding to output_volume */
 204     UWORD               output_volume_bits;
 205
 206     /** Saved state for AC97 mike */
 207     UWORD               ac97_mic;
 208
 209     /** Saved state for AC97 cd */
 210     UWORD               ac97_cd;
 211
 212     /** Saved state for AC97 vide */
 213     UWORD               ac97_video;
 214
 215     /** Saved state for AC97 aux */
 216     UWORD               ac97_aux;
 217
 218     /** Saved state for AC97 line in */
 219     UWORD               ac97_linein;
 220
 221     /** Saved state for AC97 phone */
 222     UWORD               ac97_phone;
 223 };
 224
 225 #endif /* AHI_Drivers_Card_DriverData_h */