workbench/devs/AHI/Drivers/VIA-AC97/regs.h

   1 /*
   2     Copyright © 2005-2013, Davy Wentzler. All rights reserved.
   3     Copyright © 2010-2013, The AROS Development Team. All rights reserved.
   4     $Id$
   5 */
   6
   7 #ifndef _REGS_H
   8 #define _REGS_H
   9
  10
  11 #define VIA_CODEC_CMD           0x80
  12 #define  VIA_CODEC_CMD_READ             (1L << 23)
  13 #define  VIA_CODEC_CMD_VALID            (1L << 25)
  14 #define  VIA_CODEC_CMD_BUSY             (1L << 24)
  15
  16 #define PAGE_SIZE      65536
  17
  18
  19 #define AC97_RESET               0x0000
  20
  21 // Play master volume registers
  22 #define AC97_MASTER_VOL_STEREO   0x0002 // -94.5 to 0.0 dB attenuation
  23 #define AC97_AUXOUT_VOL          0x0004 // "" + can be impl. as line level out, headphone out or 4ch out. Most likely 4ch out vol.
  24 #define AC97_MASTER_VOL_MONO     0x0006 // ""
  25
  26 #define AC97_MASTER_TONE         0x0008 // bass / treble
  27 #define AC97_PCBEEP_VOL          0x000a
  28
  29 // Analog mixer input gain registers
  30 // 5-bit gain: -32.5 dB attenuation to +12.0 dB gain
  31 // 0x0008 is 0dB gain, 0x8008 is 0dB gain with mute on
  32 #define AC97_PHONE_VOL           0x000c // mono: only bits 0-4
  33 #define AC97_MIC_VOL             0x000e // mono + bit 6 is 20dB boost switch
  34 #define AC97_LINEIN_VOL          0x0010 // stereo
  35 #define AC97_CD_VOL              0x0012
  36 #define AC97_VIDEO_VOL           0x0014
  37 #define AC97_AUX_VOL             0x0016
  38 #define AC97_PCMOUT_VOL          0x0018
  39
  40 #define AC97_RECORD_SELECT       0x001a
  41 // 0dB to 22.5 dB gain on the stereo input
  42 #define AC97_RECORD_GAIN         0x001c
  43 #define AC97_RECORD_GAIN_MIC     0x001e
  44
  45 #define AC97_GENERAL_PURPOSE     0x0020
  46 #define AC97_3D_CONTROL          0x0022
  47
  48 // mostly a read-only register (except D5 and D4 which control optional DAC slot assignment)
  49 // controls variable SRC, double-rate output, multi-channel output and S/PDIF output
  50 #define AC97_EXTENDED_ID         0x0028
  51 #define AC97_EXTENDED_CTRL       0x002a
  52
  53 #define AC97_SPDIF_CTRL          0x003a
  54
  55 #define AC97_SURROUND_MASTER     0x0038
  56
  57 #define AC97_VENDOR_ID0          0x007C
  58 #define AC97_VENDOR_ID1          0x007E
  59
  60 #define AC97_MUTE                0x8000
  61
  62 #define AC97_RECMUX_MIC          0x0000
  63 #define AC97_RECMUX_CD           0x0101
  64 #define AC97_RECMUX_VIDEO        0x0202
  65 #define AC97_RECMUX_AUX          0x0303
  66 #define AC97_RECMUX_LINE         0x0404
  67 #define AC97_RECMUX_STEREO_MIX   0x0505
  68 #define AC97_RECMUX_MONO_MIX     0x0606
  69 #define AC97_RECMUX_PHONE        0x0707
  70
  71
  72 #endif /* _REGS_H */