1 | /* $Id: DevIchAc97.cpp 68904 2017-09-28 10:00:04Z vboxsync $ */
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2 | /** @file
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3 | * DevIchAc97 - VBox ICH AC97 Audio Controller.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2017 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 | /*********************************************************************************************************************************
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20 | * Header Files *
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21 | *********************************************************************************************************************************/
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22 | #define LOG_GROUP LOG_GROUP_DEV_AC97
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23 | #include <VBox/log.h>
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24 | #include <VBox/vmm/pdmdev.h>
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25 | #include <VBox/vmm/pdmaudioifs.h>
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26 |
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27 | #include <iprt/assert.h>
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28 | #ifdef IN_RING3
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29 | # ifdef DEBUG
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30 | # include <iprt/file.h>
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31 | # endif
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32 | # include <iprt/mem.h>
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33 | # include <iprt/semaphore.h>
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34 | # include <iprt/string.h>
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35 | # include <iprt/uuid.h>
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36 | #endif
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37 |
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38 | #include "VBoxDD.h"
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39 |
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40 | #include "AudioMixBuffer.h"
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41 | #include "AudioMixer.h"
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42 | #include "DrvAudio.h"
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43 |
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44 |
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45 | /*********************************************************************************************************************************
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46 | * Defined Constants And Macros *
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47 | *********************************************************************************************************************************/
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48 |
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49 | /** Current saved state version. */
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50 | #define AC97_SSM_VERSION 1
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51 |
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52 | /** Default timer frequency (in Hz). */
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53 | #define AC97_TIMER_HZ 200
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54 |
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55 | /** Maximum FIFO size (in bytes). */
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56 | #define AC97_FIFO_MAX 256
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57 |
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58 | #define AC97_SR_FIFOE RT_BIT(4) /* rwc, FIFO error. */
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59 | #define AC97_SR_BCIS RT_BIT(3) /* rwc, Buffer completion interrupt status. */
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60 | #define AC97_SR_LVBCI RT_BIT(2) /* rwc, Last valid buffer completion interrupt. */
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61 | #define AC97_SR_CELV RT_BIT(1) /* ro, Current equals last valid. */
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62 | #define AC97_SR_DCH RT_BIT(0) /* ro, Controller halted. */
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63 | #define AC97_SR_VALID_MASK (RT_BIT(5) - 1)
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64 | #define AC97_SR_WCLEAR_MASK (AC97_SR_FIFOE | AC97_SR_BCIS | AC97_SR_LVBCI)
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65 | #define AC97_SR_RO_MASK (AC97_SR_DCH | AC97_SR_CELV)
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66 | #define AC97_SR_INT_MASK (AC97_SR_FIFOE | AC97_SR_BCIS | AC97_SR_LVBCI)
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67 |
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68 | #define AC97_CR_IOCE RT_BIT(4) /* rw, Interrupt On Completion Enable. */
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69 | #define AC97_CR_FEIE RT_BIT(3) /* rw FIFO Error Interrupt Enable. */
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70 | #define AC97_CR_LVBIE RT_BIT(2) /* rw Last Valid Buffer Interrupt Enable. */
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71 | #define AC97_CR_RR RT_BIT(1) /* rw Reset Registers. */
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72 | #define AC97_CR_RPBM RT_BIT(0) /* rw Run/Pause Bus Master. */
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73 | #define AC97_CR_VALID_MASK (RT_BIT(5) - 1)
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74 | #define AC97_CR_DONT_CLEAR_MASK (AC97_CR_IOCE | AC97_CR_FEIE | AC97_CR_LVBIE)
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75 |
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76 | #define AC97_GC_WR 4 /* rw Warm reset. */
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77 | #define AC97_GC_CR 2 /* rw Cold reset. */
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78 | #define AC97_GC_VALID_MASK (RT_BIT(6) - 1)
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79 |
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80 | #define AC97_GS_MD3 RT_BIT(17) /* rw */
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81 | #define AC97_GS_AD3 RT_BIT(16) /* rw */
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82 | #define AC97_GS_RCS RT_BIT(15) /* rwc */
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83 | #define AC97_GS_B3S12 RT_BIT(14) /* ro */
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84 | #define AC97_GS_B2S12 RT_BIT(13) /* ro */
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85 | #define AC97_GS_B1S12 RT_BIT(12) /* ro */
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86 | #define AC97_GS_S1R1 RT_BIT(11) /* rwc */
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87 | #define AC97_GS_S0R1 RT_BIT(10) /* rwc */
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88 | #define AC97_GS_S1CR RT_BIT(9) /* ro */
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89 | #define AC97_GS_S0CR RT_BIT(8) /* ro */
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90 | #define AC97_GS_MINT RT_BIT(7) /* ro */
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91 | #define AC97_GS_POINT RT_BIT(6) /* ro */
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92 | #define AC97_GS_PIINT RT_BIT(5) /* ro */
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93 | #define AC97_GS_RSRVD (RT_BIT(4)|RT_BIT(3))
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94 | #define AC97_GS_MOINT RT_BIT(2) /* ro */
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95 | #define AC97_GS_MIINT RT_BIT(1) /* ro */
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96 | #define AC97_GS_GSCI RT_BIT(0) /* rwc */
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97 | #define AC97_GS_RO_MASK (AC97_GS_B3S12 | \
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98 | AC97_GS_B2S12 | \
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99 | AC97_GS_B1S12 | \
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100 | AC97_GS_S1CR | \
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101 | AC97_GS_S0CR | \
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102 | AC97_GS_MINT | \
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103 | AC97_GS_POINT | \
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104 | AC97_GS_PIINT | \
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105 | AC97_GS_RSRVD | \
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106 | AC97_GS_MOINT | \
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107 | AC97_GS_MIINT)
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108 | #define AC97_GS_VALID_MASK (RT_BIT(18) - 1)
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109 | #define AC97_GS_WCLEAR_MASK (AC97_GS_RCS|AC97_GS_S1R1|AC97_GS_S0R1|AC97_GS_GSCI)
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110 |
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111 | /** @name Buffer Descriptor (BD).
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112 | * @{ */
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113 | #define AC97_BD_IOC RT_BIT(31) /**< Interrupt on Completion. */
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114 | #define AC97_BD_BUP RT_BIT(30) /**< Buffer Underrun Policy. */
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115 |
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116 | #define AC97_BD_LEN_MASK 0xFFFF /**< Mask for the BDL buffer length. */
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117 |
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118 | #define AC97_MAX_BDLE 32 /**< Maximum number of BDLEs. */
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119 | /** @} */
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120 |
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121 | /** @name Extended Audio Status and Control Register (EACS).
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122 | * @{ */
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123 | #define AC97_EACS_VRA 1 /**< Variable Rate Audio (4.2.1.1). */
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124 | #define AC97_EACS_VRM 8 /**< Variable Rate Mic Audio (4.2.1.1). */
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125 | /** @} */
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126 |
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127 | /** @name Baseline Audio Register Set (BARS).
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128 | * @{ */
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129 | #define AC97_BARS_VOL_MASK 0x1f /**< Volume mask for the Baseline Audio Register Set (5.7.2). */
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130 | #define AC97_BARS_VOL_STEPS 31 /**< Volume steps for the Baseline Audio Register Set (5.7.2). */
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131 | #define AC97_BARS_VOL_MUTE_SHIFT 15 /**< Mute bit shift for the Baseline Audio Register Set (5.7.2). */
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132 | /** @} */
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133 |
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134 | /* AC'97 uses 1.5dB steps, we use 0.375dB steps: 1 AC'97 step equals 4 PDM steps. */
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135 | #define AC97_DB_FACTOR 4
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136 |
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137 | #define AC97_REC_MASK 7
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138 | enum
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139 | {
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140 | AC97_REC_MIC = 0,
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141 | AC97_REC_CD,
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142 | AC97_REC_VIDEO,
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143 | AC97_REC_AUX,
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144 | AC97_REC_LINE_IN,
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145 | AC97_REC_STEREO_MIX,
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146 | AC97_REC_MONO_MIX,
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147 | AC97_REC_PHONE
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148 | };
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149 |
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150 | enum
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151 | {
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152 | AC97_Reset = 0x00,
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153 | AC97_Master_Volume_Mute = 0x02,
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154 | AC97_Headphone_Volume_Mute = 0x04, /** Also known as AUX, see table 16, section 5.7. */
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155 | AC97_Master_Volume_Mono_Mute = 0x06,
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156 | AC97_Master_Tone_RL = 0x08,
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157 | AC97_PC_BEEP_Volume_Mute = 0x0A,
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158 | AC97_Phone_Volume_Mute = 0x0C,
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159 | AC97_Mic_Volume_Mute = 0x0E,
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160 | AC97_Line_In_Volume_Mute = 0x10,
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161 | AC97_CD_Volume_Mute = 0x12,
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162 | AC97_Video_Volume_Mute = 0x14,
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163 | AC97_Aux_Volume_Mute = 0x16,
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164 | AC97_PCM_Out_Volume_Mute = 0x18,
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165 | AC97_Record_Select = 0x1A,
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166 | AC97_Record_Gain_Mute = 0x1C,
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167 | AC97_Record_Gain_Mic_Mute = 0x1E,
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168 | AC97_General_Purpose = 0x20,
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169 | AC97_3D_Control = 0x22,
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170 | AC97_AC_97_RESERVED = 0x24,
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171 | AC97_Powerdown_Ctrl_Stat = 0x26,
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172 | AC97_Extended_Audio_ID = 0x28,
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173 | AC97_Extended_Audio_Ctrl_Stat = 0x2A,
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174 | AC97_PCM_Front_DAC_Rate = 0x2C,
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175 | AC97_PCM_Surround_DAC_Rate = 0x2E,
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176 | AC97_PCM_LFE_DAC_Rate = 0x30,
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177 | AC97_PCM_LR_ADC_Rate = 0x32,
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178 | AC97_MIC_ADC_Rate = 0x34,
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179 | AC97_6Ch_Vol_C_LFE_Mute = 0x36,
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180 | AC97_6Ch_Vol_L_R_Surround_Mute = 0x38,
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181 | AC97_Vendor_Reserved = 0x58,
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182 | AC97_AD_Misc = 0x76,
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183 | AC97_Vendor_ID1 = 0x7c,
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184 | AC97_Vendor_ID2 = 0x7e
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185 | };
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186 |
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187 | /* Codec models. */
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188 | typedef enum
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189 | {
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190 | AC97_CODEC_STAC9700 = 0, /* SigmaTel STAC9700 */
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191 | AC97_CODEC_AD1980, /* Analog Devices AD1980 */
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192 | AC97_CODEC_AD1981B /* Analog Devices AD1981B */
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193 | } AC97CODEC;
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194 |
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195 | /* Analog Devices miscellaneous regiter bits used in AD1980. */
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196 | #define AC97_AD_MISC_LOSEL RT_BIT(5) /* Surround (rear) goes to line out outputs. */
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197 | #define AC97_AD_MISC_HPSEL RT_BIT(10) /* PCM (front) goes to headphone outputs. */
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198 |
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199 | #define ICHAC97STATE_2_DEVINS(a_pAC97) ((a_pAC97)->pDevInsR3)
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200 |
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201 | enum
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202 | {
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203 | BUP_SET = RT_BIT(0),
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204 | BUP_LAST = RT_BIT(1)
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205 | };
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206 |
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207 | /** Emits registers for a specific (Native Audio Bus Master BAR) NABMBAR. */
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208 | #define AC97_NABMBAR_REGS(prefix, off) \
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209 | enum { \
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210 | prefix ## _BDBAR = off, /* Buffer Descriptor Base Address */ \
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211 | prefix ## _CIV = off + 4, /* Current Index Value */ \
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212 | prefix ## _LVI = off + 5, /* Last Valid Index */ \
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213 | prefix ## _SR = off + 6, /* Status Register */ \
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214 | prefix ## _PICB = off + 8, /* Position in Current Buffer */ \
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215 | prefix ## _PIV = off + 10, /* Prefetched Index Value */ \
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216 | prefix ## _CR = off + 11 /* Control Register */ \
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217 | }
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218 |
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219 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
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220 | typedef enum
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221 | {
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222 | AC97SOUNDSOURCE_PI_INDEX = 0, /** PCM in */
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223 | AC97SOUNDSOURCE_PO_INDEX, /** PCM out */
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224 | AC97SOUNDSOURCE_MC_INDEX, /** Mic in */
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225 | AC97SOUNDSOURCE_LAST_INDEX
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226 | } AC97SOUNDSOURCE;
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227 |
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228 | AC97_NABMBAR_REGS(PI, AC97SOUNDSOURCE_PI_INDEX * 16);
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229 | AC97_NABMBAR_REGS(PO, AC97SOUNDSOURCE_PO_INDEX * 16);
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230 | AC97_NABMBAR_REGS(MC, AC97SOUNDSOURCE_MC_INDEX * 16);
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231 | #endif
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232 |
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233 | enum
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234 | {
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235 | /** NABMBAR: Global Control Register. */
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236 | AC97_GLOB_CNT = 0x2c,
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237 | /** NABMBAR Global Status. */
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238 | AC97_GLOB_STA = 0x30,
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239 | /** Codec Access Semaphore Register. */
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240 | AC97_CAS = 0x34
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241 | };
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242 |
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243 | #define AC97_PORT2IDX(a_idx) ( ((a_idx) >> 4) & 3 )
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244 |
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245 |
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246 | /*********************************************************************************************************************************
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247 | * Structures and Typedefs *
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248 | *********************************************************************************************************************************/
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249 |
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250 | /**
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251 | * Buffer Descriptor List Entry (BDLE).
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252 | */
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253 | typedef struct AC97BDLE
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254 | {
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255 | uint32_t addr;
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256 | uint32_t ctl_len;
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257 | } AC97BDLE, *PAC97BDLE;
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258 |
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259 | /**
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260 | * Bus master register set for an audio stream.
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261 | */
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262 | typedef struct AC97BMREGS
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263 | {
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264 | uint32_t bdbar; /** rw 0, Buffer Descriptor List: BAR (Base Address Register). */
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265 | uint8_t civ; /** ro 0, Current index value. */
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266 | uint8_t lvi; /** rw 0, Last valid index. */
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267 | uint16_t sr; /** rw 1, Status register. */
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268 | uint16_t picb; /** ro 0, Position in current buffer (in samples). */
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269 | uint8_t piv; /** ro 0, Prefetched index value. */
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270 | uint8_t cr; /** rw 0, Control register. */
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271 | int bd_valid; /** Whether current BDLE is initialized or not. */
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272 | AC97BDLE bd; /** Current Buffer Descriptor List Entry (BDLE). */
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273 | } AC97BMREGS, *PAC97BMREGS;
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274 |
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275 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
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276 | /**
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277 | * Structure keeping the AC'97 stream's state for asynchronous I/O.
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278 | */
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279 | typedef struct AC97STREAMSTATEAIO
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280 | {
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281 | /** Thread handle for the actual I/O thread. */
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282 | RTTHREAD Thread;
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283 | /** Event for letting the thread know there is some data to process. */
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284 | RTSEMEVENT Event;
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285 | /** Critical section for synchronizing access. */
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286 | RTCRITSECT CritSect;
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287 | /** Started indicator. */
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288 | volatile bool fStarted;
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289 | /** Shutdown indicator. */
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290 | volatile bool fShutdown;
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291 | /** Whether the thread should do any data processing or not. */
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292 | volatile bool fEnabled;
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293 | uint32_t Padding1;
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294 | } AC97STREAMSTATEAIO, *PAC97STREAMSTATEAIO;
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295 | #endif
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296 |
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297 | /**
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298 | * Structure for keeping the internal state of an AC'97 stream.
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299 | */
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300 | typedef struct AC97STREAMSTATE
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301 | {
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302 | /** Circular buffer (FIFO) for holding DMA'ed data. */
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303 | R3PTRTYPE(PRTCIRCBUF) pCircBuf;
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304 | /** Criticial section for this stream. */
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305 | RTCRITSECT CritSect;
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306 | /** The stream's current configuration. */
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307 | PDMAUDIOSTREAMCFG Cfg;
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308 | uint32_t Padding;
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309 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
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310 | /** Asynchronous I/O state members. */
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311 | AC97STREAMSTATEAIO AIO;
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312 | #endif
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313 | } AC97STREAMSTATE, *PAC97STREAMSTATE;
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314 |
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315 | /**
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316 | * Structure for an AC'97 stream.
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317 | */
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318 | typedef struct AC97STREAM
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319 | {
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320 | /** Stream number (SDn). */
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321 | uint8_t u8SD;
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322 | /** Bus master registers of this stream. */
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323 | AC97BMREGS Regs;
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324 | /** Internal state of this stream. */
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325 | AC97STREAMSTATE State;
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326 | } AC97STREAM, *PAC97STREAM;
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327 |
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328 | typedef struct AC97STATE *PAC97STATE;
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329 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
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330 | /**
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331 | * Structure for the async I/O thread context.
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332 | */
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333 | typedef struct AC97STREAMTHREADCTX
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334 | {
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335 | PAC97STATE pThis;
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336 | PAC97STREAM pStream;
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337 | } AC97STREAMTHREADCTX, *PAC97STREAMTHREADCTX;
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338 | #endif
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339 |
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340 | /**
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341 | * Structure defining a (host backend) driver stream.
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342 | * Each driver has its own instances of audio mixer streams, which then
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343 | * can go into the same (or even different) audio mixer sinks.
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344 | */
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345 | typedef struct AC97DRIVERSTREAM
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346 | {
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347 | union
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348 | {
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349 | /** Desired playback destination (for an output stream). */
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350 | PDMAUDIOPLAYBACKDEST Dest;
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351 | /** Desired recording source (for an input stream). */
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352 | PDMAUDIORECSOURCE Source;
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353 | } DestSource;
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354 | uint8_t Padding1[4];
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355 | /** Associated mixer stream handle. */
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356 | R3PTRTYPE(PAUDMIXSTREAM) pMixStrm;
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357 | } AC97DRIVERSTREAM, *PAC97DRIVERSTREAM;
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358 |
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359 | /**
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360 | * Struct for maintaining a host backend driver.
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361 | */
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362 | typedef struct AC97DRIVER
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363 | {
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364 | /** Node for storing this driver in our device driver list of AC97STATE. */
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365 | RTLISTNODER3 Node;
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366 | /** Pointer to AC97 controller (state). */
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367 | R3PTRTYPE(PAC97STATE) pAC97State;
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368 | /** Driver flags. */
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369 | PDMAUDIODRVFLAGS fFlags;
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370 | uint32_t PaddingFlags;
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371 | /** LUN # to which this driver has been assigned. */
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372 | uint8_t uLUN;
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373 | /** Whether this driver is in an attached state or not. */
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374 | bool fAttached;
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375 | uint8_t Padding[4];
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376 | /** Pointer to attached driver base interface. */
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377 | R3PTRTYPE(PPDMIBASE) pDrvBase;
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378 | /** Audio connector interface to the underlying host backend. */
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379 | R3PTRTYPE(PPDMIAUDIOCONNECTOR) pConnector;
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380 | /** Driver stream for line input. */
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381 | AC97DRIVERSTREAM LineIn;
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382 | /** Driver stream for mic input. */
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383 | AC97DRIVERSTREAM MicIn;
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384 | /** Driver stream for output. */
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385 | AC97DRIVERSTREAM Out;
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386 | } AC97DRIVER, *PAC97DRIVER;
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387 |
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388 | /**
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389 | * Structure for maintaining an AC'97 device state.
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390 | */
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391 | typedef struct AC97STATE
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392 | {
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393 | /** The PCI device state. */
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394 | PDMPCIDEV PciDev;
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395 | /** R3 Pointer to the device instance. */
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396 | PPDMDEVINSR3 pDevInsR3;
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397 | /** Critical section protecting the AC'97 state. */
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398 | PDMCRITSECT CritSect;
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399 | /** Global Control (Bus Master Control Register). */
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400 | uint32_t glob_cnt;
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401 | /** Global Status (Bus Master Control Register). */
|
---|
402 | uint32_t glob_sta;
|
---|
403 | /** Codec Access Semaphore Register (Bus Master Control Register). */
|
---|
404 | uint32_t cas;
|
---|
405 | uint32_t last_samp;
|
---|
406 | uint8_t mixer_data[256];
|
---|
407 | /** AC'97 stream for line-in. */
|
---|
408 | AC97STREAM StreamLineIn;
|
---|
409 | /** AC'97 stream for microphone-in. */
|
---|
410 | AC97STREAM StreamMicIn;
|
---|
411 | /** AC'97 stream for output. */
|
---|
412 | AC97STREAM StreamOut;
|
---|
413 | /** Number of active (running) SDn streams. */
|
---|
414 | uint8_t cStreamsActive;
|
---|
415 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
416 | /** The timer for pumping data thru the attached LUN drivers. */
|
---|
417 | PTMTIMERR3 pTimer;
|
---|
418 | # if HC_ARCH_BITS == 32
|
---|
419 | uint32_t Padding0;
|
---|
420 | # endif
|
---|
421 | /** Flag indicating whether the timer is active or not. */
|
---|
422 | bool fTimerActive;
|
---|
423 | uint8_t u8Padding1[7];
|
---|
424 | /** The timer interval for pumping data thru the LUN drivers in timer ticks. */
|
---|
425 | uint64_t cTimerTicks;
|
---|
426 | /** Timestamp of the last timer callback (ac97Timer).
|
---|
427 | * Used to calculate the time actually elapsed between two timer callbacks. */
|
---|
428 | uint64_t uTimerTS;
|
---|
429 | #endif
|
---|
430 | #ifdef VBOX_WITH_STATISTICS
|
---|
431 | STAMPROFILE StatTimer;
|
---|
432 | STAMPROFILE StatIn;
|
---|
433 | STAMPROFILE StatOut;
|
---|
434 | STAMCOUNTER StatBytesRead;
|
---|
435 | STAMCOUNTER StatBytesWritten;
|
---|
436 | #endif
|
---|
437 | /** List of associated LUN drivers (AC97DRIVER). */
|
---|
438 | RTLISTANCHOR lstDrv;
|
---|
439 | /** The device's software mixer. */
|
---|
440 | R3PTRTYPE(PAUDIOMIXER) pMixer;
|
---|
441 | /** Audio sink for PCM output. */
|
---|
442 | R3PTRTYPE(PAUDMIXSINK) pSinkOut;
|
---|
443 | /** Audio sink for line input. */
|
---|
444 | R3PTRTYPE(PAUDMIXSINK) pSinkLineIn;
|
---|
445 | /** Audio sink for microphone input. */
|
---|
446 | R3PTRTYPE(PAUDMIXSINK) pSinkMicIn;
|
---|
447 | uint8_t silence[128];
|
---|
448 | int bup_flag;
|
---|
449 | /** The base interface for LUN\#0. */
|
---|
450 | PDMIBASE IBase;
|
---|
451 | /** Base port of the I/O space region. */
|
---|
452 | RTIOPORT IOPortBase[2];
|
---|
453 | /** Codec model. */
|
---|
454 | uint32_t uCodecModel;
|
---|
455 | } AC97STATE, *PAC97STATE;
|
---|
456 |
|
---|
457 | /**
|
---|
458 | * Acquires the AC'97 lock.
|
---|
459 | */
|
---|
460 | #define DEVAC97_LOCK(a_pThis) \
|
---|
461 | do { \
|
---|
462 | int rcLock = PDMCritSectEnter(&(a_pThis)->CritSect, VERR_IGNORED); \
|
---|
463 | AssertRC(rcLock); \
|
---|
464 | } while (0)
|
---|
465 |
|
---|
466 | /**
|
---|
467 | * Acquires the AC'97 lock or returns.
|
---|
468 | */
|
---|
469 | # define DEVAC97_LOCK_RETURN(a_pThis, a_rcBusy) \
|
---|
470 | do { \
|
---|
471 | int rcLock = PDMCritSectEnter(&(a_pThis)->CritSect, a_rcBusy); \
|
---|
472 | if (rcLock != VINF_SUCCESS) \
|
---|
473 | { \
|
---|
474 | AssertRC(rcLock); \
|
---|
475 | return rcLock; \
|
---|
476 | } \
|
---|
477 | } while (0)
|
---|
478 |
|
---|
479 | /**
|
---|
480 | * Acquires the AC'97 lock or returns.
|
---|
481 | */
|
---|
482 | # define DEVAC97_LOCK_RETURN_VOID(a_pThis) \
|
---|
483 | do { \
|
---|
484 | int rcLock = PDMCritSectEnter(&(a_pThis)->CritSect, VERR_IGNORED); \
|
---|
485 | if (rcLock != VINF_SUCCESS) \
|
---|
486 | { \
|
---|
487 | AssertRC(rcLock); \
|
---|
488 | return; \
|
---|
489 | } \
|
---|
490 | } while (0)
|
---|
491 |
|
---|
492 | /**
|
---|
493 | * Releases the AC'97 lock.
|
---|
494 | */
|
---|
495 | #define DEVAC97_UNLOCK(a_pThis) \
|
---|
496 | do { PDMCritSectLeave(&(a_pThis)->CritSect); } while (0)
|
---|
497 |
|
---|
498 | /**
|
---|
499 | * Acquires the TM lock and AC'97 lock, returns on failure.
|
---|
500 | */
|
---|
501 | #define DEVAC97_LOCK_BOTH_RETURN_VOID(a_pThis) \
|
---|
502 | do { \
|
---|
503 | int rcLock = TMTimerLock((a_pThis)->pTimer, VERR_IGNORED); \
|
---|
504 | if (rcLock != VINF_SUCCESS) \
|
---|
505 | { \
|
---|
506 | AssertRC(rcLock); \
|
---|
507 | return; \
|
---|
508 | } \
|
---|
509 | rcLock = PDMCritSectEnter(&(a_pThis)->CritSect, VERR_IGNORED); \
|
---|
510 | if (rcLock != VINF_SUCCESS) \
|
---|
511 | { \
|
---|
512 | AssertRC(rcLock); \
|
---|
513 | TMTimerUnlock((a_pThis)->pTimer); \
|
---|
514 | return; \
|
---|
515 | } \
|
---|
516 | } while (0)
|
---|
517 |
|
---|
518 | /**
|
---|
519 | * Acquires the TM lock and AC'97 lock, returns on failure.
|
---|
520 | */
|
---|
521 | #define DEVAC97_LOCK_BOTH_RETURN(a_pThis, a_rcBusy) \
|
---|
522 | do { \
|
---|
523 | int rcLock = TMTimerLock((a_pThis)->pTimer, (a_rcBusy)); \
|
---|
524 | if (rcLock != VINF_SUCCESS) \
|
---|
525 | return rcLock; \
|
---|
526 | rcLock = PDMCritSectEnter(&(a_pThis)->CritSect, (a_rcBusy)); \
|
---|
527 | if (rcLock != VINF_SUCCESS) \
|
---|
528 | { \
|
---|
529 | AssertRC(rcLock); \
|
---|
530 | TMTimerUnlock((a_pThis)->pTimer); \
|
---|
531 | return rcLock; \
|
---|
532 | } \
|
---|
533 | } while (0)
|
---|
534 |
|
---|
535 | /**
|
---|
536 | * Releases the AC'97 lock and TM lock.
|
---|
537 | */
|
---|
538 | #define DEVAC97_UNLOCK_BOTH(a_pThis) \
|
---|
539 | do { \
|
---|
540 | PDMCritSectLeave(&(a_pThis)->CritSect); \
|
---|
541 | TMTimerUnlock((a_pThis)->pTimer); \
|
---|
542 | } while (0)
|
---|
543 |
|
---|
544 | #ifdef VBOX_WITH_STATISTICS
|
---|
545 | AssertCompileMemberAlignment(AC97STATE, StatTimer, 8);
|
---|
546 | AssertCompileMemberAlignment(AC97STATE, StatBytesRead, 8);
|
---|
547 | AssertCompileMemberAlignment(AC97STATE, StatBytesWritten, 8);
|
---|
548 | #endif
|
---|
549 |
|
---|
550 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
|
---|
551 |
|
---|
552 | DECLINLINE(PAC97STREAM) ichac97GetStreamFromIdx(PAC97STATE pThis, uint32_t uIdx);
|
---|
553 | static int ichac97StreamCreate(PAC97STATE pThis, PAC97STREAM pStream, uint8_t u8Strm);
|
---|
554 | static void ichac97StreamDestroy(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
555 | static int ichac97StreamOpen(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
556 | static int ichac97StreamReOpen(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
557 | static int ichac97StreamClose(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
558 | static void ichac97StreamReset(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
559 | static void ichac97StreamLock(PAC97STREAM pStream);
|
---|
560 | static void ichac97StreamUnlock(PAC97STREAM pStream);
|
---|
561 | static uint32_t ichac97StreamGetUsed(PAC97STREAM pStream);
|
---|
562 | static uint32_t ichac97StreamGetFree(PAC97STREAM pStream);
|
---|
563 | static int ichac97StreamTransfer(PAC97STATE pThis, PAC97STREAM pStream, uint32_t cbToProcessMax);
|
---|
564 | static void ichac97StreamUpdate(PAC97STATE pThis, PAC97STREAM pStream, bool fInTimer);
|
---|
565 |
|
---|
566 | static DECLCALLBACK(void) ichac97Reset(PPDMDEVINS pDevIns);
|
---|
567 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
568 | static int ichac97TimerStart(PAC97STATE pThis);
|
---|
569 | static int ichac97TimerMaybeStart(PAC97STATE pThis);
|
---|
570 | static int ichac97TimerStop(PAC97STATE pThis);
|
---|
571 | static int ichac97TimerMaybeStop(PAC97STATE pThis);
|
---|
572 | static void ichac97TimerMain(PAC97STATE pThis);
|
---|
573 | static DECLCALLBACK(void) ichac97Timer(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser);
|
---|
574 | #endif
|
---|
575 | static void ichac97DoTransfers(PAC97STATE pThis);
|
---|
576 |
|
---|
577 | static int ichac97MixerAddDrvStream(PAC97STATE pThis, PAUDMIXSINK pMixSink, PPDMAUDIOSTREAMCFG pCfg, PAC97DRIVER pDrv);
|
---|
578 | static int ichac97MixerAddDrvStreams(PAC97STATE pThis, PAUDMIXSINK pMixSink, PPDMAUDIOSTREAMCFG pCfg);
|
---|
579 | static void ichac97MixerRemoveDrvStream(PAC97STATE pThis, PAUDMIXSINK pMixSink, PDMAUDIODIR enmDir, PDMAUDIODESTSOURCE dstSrc, PAC97DRIVER pDrv);
|
---|
580 | static void ichac97MixerRemoveDrvStreams(PAC97STATE pThis, PAUDMIXSINK pMixSink, PDMAUDIODIR enmDir, PDMAUDIODESTSOURCE dstSrc);
|
---|
581 |
|
---|
582 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
583 | static DECLCALLBACK(int) ichac97StreamAsyncIOThread(RTTHREAD hThreadSelf, void *pvUser);
|
---|
584 | static int ichac97StreamAsyncIOCreate(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
585 | static int ichac97StreamAsyncIODestroy(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
586 | static int ichac97StreamAsyncIONotify(PAC97STATE pThis, PAC97STREAM pStream);
|
---|
587 | static void ichac97StreamAsyncIOLock(PAC97STREAM pStream);
|
---|
588 | static void ichac97StreamAsyncIOUnlock(PAC97STREAM pStream);
|
---|
589 | static void ichac97StreamAsyncIOEnable(PAC97STREAM pStream, bool fEnable);
|
---|
590 | #endif
|
---|
591 |
|
---|
592 | static void ichac97WarmReset(PAC97STATE pThis)
|
---|
593 | {
|
---|
594 | NOREF(pThis);
|
---|
595 | }
|
---|
596 |
|
---|
597 | static void ichac97ColdReset(PAC97STATE pThis)
|
---|
598 | {
|
---|
599 | NOREF(pThis);
|
---|
600 | }
|
---|
601 |
|
---|
602 | /**
|
---|
603 | * Retrieves the audio mixer sink of a corresponding AC'97 stream index.
|
---|
604 | *
|
---|
605 | * @returns Pointer to audio mixer sink if found, or NULL if not found / invalid.
|
---|
606 | * @param pThis AC'97 state.
|
---|
607 | * @param uIndex Stream index to get audio mixer sink for.
|
---|
608 | */
|
---|
609 | DECLINLINE(PAUDMIXSINK) ichac97IndexToSink(PAC97STATE pThis, uint8_t uIndex)
|
---|
610 | {
|
---|
611 | AssertPtrReturn(pThis, NULL);
|
---|
612 |
|
---|
613 | switch (uIndex)
|
---|
614 | {
|
---|
615 | case AC97SOUNDSOURCE_PI_INDEX: return pThis->pSinkLineIn; break;
|
---|
616 | case AC97SOUNDSOURCE_PO_INDEX: return pThis->pSinkOut; break;
|
---|
617 | case AC97SOUNDSOURCE_MC_INDEX: return pThis->pSinkMicIn; break;
|
---|
618 | default: break;
|
---|
619 | }
|
---|
620 |
|
---|
621 | AssertMsgFailed(("Wrong index %RU8\n", uIndex));
|
---|
622 | return NULL;
|
---|
623 | }
|
---|
624 |
|
---|
625 | /**
|
---|
626 | * Fetches the current BDLE (Buffer Descriptor List Entry) of an AC'97 audio stream.
|
---|
627 | *
|
---|
628 | * @returns IPRT status code.
|
---|
629 | * @param pThis AC'97 state.
|
---|
630 | * @param pStream AC'97 stream to fetch BDLE for.
|
---|
631 | *
|
---|
632 | * @remark Uses CIV as BDLE index.
|
---|
633 | */
|
---|
634 | static void ichac97StreamFetchBDLE(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
635 | {
|
---|
636 | PPDMDEVINS pDevIns = ICHAC97STATE_2_DEVINS(pThis);
|
---|
637 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
638 |
|
---|
639 | uint32_t u32[2];
|
---|
640 |
|
---|
641 | PDMDevHlpPhysRead(pDevIns, pRegs->bdbar + pRegs->civ * 8, &u32[0], sizeof(u32));
|
---|
642 | pRegs->bd_valid = 1;
|
---|
643 | #if !defined(RT_ARCH_X86) && !defined(RT_ARCH_AMD64)
|
---|
644 | # error Please adapt the code (audio buffers are little endian)!
|
---|
645 | #else
|
---|
646 | pRegs->bd.addr = RT_H2LE_U32(u32[0] & ~3);
|
---|
647 | pRegs->bd.ctl_len = RT_H2LE_U32(u32[1]);
|
---|
648 | #endif
|
---|
649 | pRegs->picb = pRegs->bd.ctl_len & AC97_BD_LEN_MASK;
|
---|
650 | LogFlowFunc(("bd %2d addr=%#x ctl=%#06x len=%#x(%d bytes)\n",
|
---|
651 | pRegs->civ, pRegs->bd.addr, pRegs->bd.ctl_len >> 16,
|
---|
652 | pRegs->bd.ctl_len & AC97_BD_LEN_MASK,
|
---|
653 | (pRegs->bd.ctl_len & AC97_BD_LEN_MASK) << 1)); /** @todo r=andy Assumes 16bit samples. */
|
---|
654 | }
|
---|
655 |
|
---|
656 | /**
|
---|
657 | * Updates the status register (SR) of an AC'97 audio stream.
|
---|
658 | *
|
---|
659 | * @param pThis AC'97 state.
|
---|
660 | * @param pStream AC'97 stream to update SR for.
|
---|
661 | * @param new_sr New value for status register (SR).
|
---|
662 | */
|
---|
663 | static void ichac97StreamUpdateSR(PAC97STATE pThis, PAC97STREAM pStream, uint32_t new_sr)
|
---|
664 | {
|
---|
665 | PPDMDEVINS pDevIns = ICHAC97STATE_2_DEVINS(pThis);
|
---|
666 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
667 |
|
---|
668 | bool fSignal = false;
|
---|
669 | int iIRQL = 0;
|
---|
670 |
|
---|
671 | uint32_t new_mask = new_sr & AC97_SR_INT_MASK;
|
---|
672 | uint32_t old_mask = pRegs->sr & AC97_SR_INT_MASK;
|
---|
673 |
|
---|
674 | static uint32_t const masks[] = { AC97_GS_PIINT, AC97_GS_POINT, AC97_GS_MINT };
|
---|
675 |
|
---|
676 | if (new_mask ^ old_mask)
|
---|
677 | {
|
---|
678 | /** @todo Is IRQ deasserted when only one of status bits is cleared? */
|
---|
679 | if (!new_mask)
|
---|
680 | {
|
---|
681 | fSignal = true;
|
---|
682 | iIRQL = 0;
|
---|
683 | }
|
---|
684 | else if ((new_mask & AC97_SR_LVBCI) && (pRegs->cr & AC97_CR_LVBIE))
|
---|
685 | {
|
---|
686 | fSignal = true;
|
---|
687 | iIRQL = 1;
|
---|
688 | }
|
---|
689 | else if ((new_mask & AC97_SR_BCIS) && (pRegs->cr & AC97_CR_IOCE))
|
---|
690 | {
|
---|
691 | fSignal = true;
|
---|
692 | iIRQL = 1;
|
---|
693 | }
|
---|
694 | }
|
---|
695 |
|
---|
696 | pRegs->sr = new_sr;
|
---|
697 |
|
---|
698 | LogFlowFunc(("IOC%d, LVB%d, sr=%#x, fSignal=%RTbool, IRQL=%d\n",
|
---|
699 | pRegs->sr & AC97_SR_BCIS, pRegs->sr & AC97_SR_LVBCI, pRegs->sr, fSignal, iIRQL));
|
---|
700 |
|
---|
701 | if (fSignal)
|
---|
702 | {
|
---|
703 | if (iIRQL)
|
---|
704 | pThis->glob_sta |= masks[pStream->u8SD];
|
---|
705 | else
|
---|
706 | pThis->glob_sta &= ~masks[pStream->u8SD];
|
---|
707 |
|
---|
708 | LogFlowFunc(("Setting IRQ level=%d\n", iIRQL));
|
---|
709 | PDMDevHlpPCISetIrq(pDevIns, 0, iIRQL);
|
---|
710 | }
|
---|
711 | }
|
---|
712 |
|
---|
713 | /**
|
---|
714 | * Returns whether an AC'97 stream is enabled or not.
|
---|
715 | *
|
---|
716 | * @returns IPRT status code.
|
---|
717 | * @param pThis AC'97 device state.
|
---|
718 | * @param pStream Stream to return status for.
|
---|
719 | */
|
---|
720 | static bool ichac97StreamIsEnabled(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
721 | {
|
---|
722 | AssertPtrReturn(pThis, false);
|
---|
723 | AssertPtrReturn(pStream, false);
|
---|
724 |
|
---|
725 | PAUDMIXSINK pSink = ichac97IndexToSink(pThis, pStream->u8SD);
|
---|
726 | bool fIsEnabled = RT_BOOL(AudioMixerSinkGetStatus(pSink) & AUDMIXSINK_STS_RUNNING);
|
---|
727 |
|
---|
728 | LogFunc(("[SD%RU8] fIsEnabled=%RTbool\n", pStream->u8SD, fIsEnabled));
|
---|
729 | return fIsEnabled;
|
---|
730 | }
|
---|
731 |
|
---|
732 | /**
|
---|
733 | * Enables or disables an AC'97 audio stream.
|
---|
734 | *
|
---|
735 | * @returns IPRT status code.
|
---|
736 | * @param pThis AC'97 state.
|
---|
737 | * @param pStream AC'97 stream to enable or disable.
|
---|
738 | * @param fEnable Whether to enable or disable the stream.
|
---|
739 | *
|
---|
740 | */
|
---|
741 | static int ichac97StreamEnable(PAC97STATE pThis, PAC97STREAM pStream, bool fEnable)
|
---|
742 | {
|
---|
743 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
744 | AssertPtrReturn(pStream, VERR_INVALID_POINTER);
|
---|
745 |
|
---|
746 | ichac97StreamLock(pStream);
|
---|
747 |
|
---|
748 | int rc = VINF_SUCCESS;
|
---|
749 |
|
---|
750 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
751 | if (fEnable)
|
---|
752 | rc = ichac97StreamAsyncIOCreate(pThis, pStream);
|
---|
753 | if (RT_SUCCESS(rc))
|
---|
754 | {
|
---|
755 | ichac97StreamAsyncIOLock(pStream);
|
---|
756 | ichac97StreamAsyncIOEnable(pStream, fEnable);
|
---|
757 | }
|
---|
758 | #endif
|
---|
759 |
|
---|
760 | if (fEnable)
|
---|
761 | {
|
---|
762 | if (pStream->State.pCircBuf)
|
---|
763 | RTCircBufReset(pStream->State.pCircBuf);
|
---|
764 |
|
---|
765 | rc = ichac97StreamOpen(pThis, pStream);
|
---|
766 | }
|
---|
767 | else
|
---|
768 | rc = ichac97StreamClose(pThis, pStream);
|
---|
769 |
|
---|
770 | if (RT_SUCCESS(rc))
|
---|
771 | {
|
---|
772 | /* First, enable or disable the stream and the stream's sink, if any. */
|
---|
773 | rc = AudioMixerSinkCtl(ichac97IndexToSink(pThis, pStream->u8SD),
|
---|
774 | fEnable ? AUDMIXSINKCMD_ENABLE : AUDMIXSINKCMD_DISABLE);
|
---|
775 | }
|
---|
776 |
|
---|
777 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
778 | ichac97StreamAsyncIOUnlock(pStream);
|
---|
779 | #endif
|
---|
780 |
|
---|
781 | /* Make sure to leave the lock before (eventually) starting the timer. */
|
---|
782 | ichac97StreamUnlock(pStream);
|
---|
783 |
|
---|
784 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
785 | /* Second, see if we need to start or stop the timer. */
|
---|
786 | if (!fEnable)
|
---|
787 | ichac97TimerMaybeStop(pThis);
|
---|
788 | else
|
---|
789 | ichac97TimerMaybeStart(pThis);
|
---|
790 | #endif
|
---|
791 |
|
---|
792 | LogFunc(("[SD%RU8] cStreamsActive=%RU8, fEnable=%RTbool, rc=%Rrc\n", pStream->u8SD, pThis->cStreamsActive, fEnable, rc));
|
---|
793 | return rc;
|
---|
794 | }
|
---|
795 |
|
---|
796 | /**
|
---|
797 | * Resets an AC'97 stream.
|
---|
798 | *
|
---|
799 | * @param pThis AC'97 state.
|
---|
800 | * @param pStream AC'97 stream to reset.
|
---|
801 | *
|
---|
802 | */
|
---|
803 | static void ichac97StreamReset(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
804 | {
|
---|
805 | AssertPtrReturnVoid(pThis);
|
---|
806 | AssertPtrReturnVoid(pStream);
|
---|
807 |
|
---|
808 | ichac97StreamLock(pStream);
|
---|
809 |
|
---|
810 | LogFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
811 |
|
---|
812 | if (pStream->State.pCircBuf)
|
---|
813 | RTCircBufReset(pStream->State.pCircBuf);
|
---|
814 |
|
---|
815 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
816 |
|
---|
817 | pRegs->bdbar = 0;
|
---|
818 | pRegs->civ = 0;
|
---|
819 | pRegs->lvi = 0;
|
---|
820 |
|
---|
821 | pRegs->picb = 0;
|
---|
822 | pRegs->piv = 0;
|
---|
823 | pRegs->cr = pRegs->cr & AC97_CR_DONT_CLEAR_MASK;
|
---|
824 | pRegs->bd_valid = 0;
|
---|
825 |
|
---|
826 | RT_ZERO(pThis->silence);
|
---|
827 |
|
---|
828 | ichac97StreamUnlock(pStream);
|
---|
829 | }
|
---|
830 |
|
---|
831 | /**
|
---|
832 | * Creates an AC'97 audio stream.
|
---|
833 | *
|
---|
834 | * @returns IPRT status code.
|
---|
835 | * @param pThis AC'97 state.
|
---|
836 | * @param pStream AC'97 stream to create.
|
---|
837 | * @param u8Strm Stream ID to assign AC'97 stream to.
|
---|
838 | */
|
---|
839 | static int ichac97StreamCreate(PAC97STATE pThis, PAC97STREAM pStream, uint8_t u8Strm)
|
---|
840 | {
|
---|
841 | RT_NOREF(pThis);
|
---|
842 | AssertPtrReturn(pStream, VERR_INVALID_PARAMETER);
|
---|
843 | /** @todo Validate u8Strm. */
|
---|
844 |
|
---|
845 | LogFunc(("[SD%RU8] pStream=%p\n", u8Strm, pStream));
|
---|
846 |
|
---|
847 | pStream->u8SD = u8Strm;
|
---|
848 |
|
---|
849 | int rc = RTCritSectInit(&pStream->State.CritSect);
|
---|
850 | if (RT_SUCCESS(rc))
|
---|
851 | rc = RTCircBufCreate(&pStream->State.pCircBuf, _4K); /** @todo Make this configurable. */
|
---|
852 |
|
---|
853 | return rc;
|
---|
854 | }
|
---|
855 |
|
---|
856 | /**
|
---|
857 | * Destroys an AC'97 audio stream.
|
---|
858 | *
|
---|
859 | * @returns IPRT status code.
|
---|
860 | * @param pThis AC'97 state.
|
---|
861 | * @param pStream AC'97 stream to destroy.
|
---|
862 | */
|
---|
863 | static void ichac97StreamDestroy(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
864 | {
|
---|
865 | LogFlowFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
866 |
|
---|
867 | int rc2 = RTCritSectDelete(&pStream->State.CritSect);
|
---|
868 | AssertRC(rc2);
|
---|
869 |
|
---|
870 | if (pStream->State.pCircBuf)
|
---|
871 | {
|
---|
872 | RTCircBufDestroy(pStream->State.pCircBuf);
|
---|
873 | pStream->State.pCircBuf = NULL;
|
---|
874 | }
|
---|
875 |
|
---|
876 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
877 | rc2 = ichac97StreamAsyncIODestroy(pThis, pStream);
|
---|
878 | AssertRC(rc2);
|
---|
879 | #else
|
---|
880 | RT_NOREF(pThis);
|
---|
881 | #endif
|
---|
882 |
|
---|
883 | LogFlowFuncLeave();
|
---|
884 | }
|
---|
885 |
|
---|
886 | /**
|
---|
887 | * Destroys all AC'97 audio streams of the device.
|
---|
888 | *
|
---|
889 | * @param pThis AC'97 state.
|
---|
890 | */
|
---|
891 | static void ichac97StreamsDestroy(PAC97STATE pThis)
|
---|
892 | {
|
---|
893 | LogFlowFuncEnter();
|
---|
894 |
|
---|
895 | /*
|
---|
896 | * Destroy all AC'97 streams.
|
---|
897 | */
|
---|
898 |
|
---|
899 | ichac97StreamDestroy(pThis, &pThis->StreamLineIn);
|
---|
900 | ichac97StreamDestroy(pThis, &pThis->StreamMicIn);
|
---|
901 | ichac97StreamDestroy(pThis, &pThis->StreamOut);
|
---|
902 |
|
---|
903 | /*
|
---|
904 | * Destroy all sinks.
|
---|
905 | */
|
---|
906 |
|
---|
907 | PDMAUDIODESTSOURCE dstSrc;
|
---|
908 | if (pThis->pSinkLineIn)
|
---|
909 | {
|
---|
910 | dstSrc.Source = PDMAUDIORECSOURCE_LINE;
|
---|
911 | ichac97MixerRemoveDrvStreams(pThis, pThis->pSinkLineIn, PDMAUDIODIR_IN, dstSrc);
|
---|
912 |
|
---|
913 | AudioMixerSinkDestroy(pThis->pSinkLineIn);
|
---|
914 | pThis->pSinkLineIn = NULL;
|
---|
915 | }
|
---|
916 |
|
---|
917 | if (pThis->pSinkMicIn)
|
---|
918 | {
|
---|
919 | dstSrc.Source = PDMAUDIORECSOURCE_MIC;
|
---|
920 | ichac97MixerRemoveDrvStreams(pThis, pThis->pSinkMicIn, PDMAUDIODIR_IN, dstSrc);
|
---|
921 |
|
---|
922 | AudioMixerSinkDestroy(pThis->pSinkMicIn);
|
---|
923 | pThis->pSinkMicIn = NULL;
|
---|
924 | }
|
---|
925 |
|
---|
926 | if (pThis->pSinkOut)
|
---|
927 | {
|
---|
928 | dstSrc.Dest = PDMAUDIOPLAYBACKDEST_FRONT;
|
---|
929 | ichac97MixerRemoveDrvStreams(pThis, pThis->pSinkOut, PDMAUDIODIR_OUT, dstSrc);
|
---|
930 |
|
---|
931 | AudioMixerSinkDestroy(pThis->pSinkOut);
|
---|
932 | pThis->pSinkOut = NULL;
|
---|
933 | }
|
---|
934 | }
|
---|
935 |
|
---|
936 | /**
|
---|
937 | * Writes audio data from a mixer sink into an AC'97 stream's DMA buffer.
|
---|
938 | *
|
---|
939 | * @returns IPRT status code.
|
---|
940 | * @param pThis AC'97 state.
|
---|
941 | * @param pDstStream AC'97 stream to write to.
|
---|
942 | * @param pSrcMixSink Mixer sink to get audio data to write from.
|
---|
943 | * @param cbToWrite Number of bytes to write.
|
---|
944 | * @param pcbWritten Number of bytes written. Optional.
|
---|
945 | */
|
---|
946 | static int ichac97StreamWrite(PAC97STATE pThis, PAC97STREAM pDstStream, PAUDMIXSINK pSrcMixSink, uint32_t cbToWrite,
|
---|
947 | uint32_t *pcbWritten)
|
---|
948 | {
|
---|
949 | RT_NOREF(pThis);
|
---|
950 | AssertPtrReturn(pDstStream, VERR_INVALID_POINTER);
|
---|
951 | AssertPtrReturn(pSrcMixSink, VERR_INVALID_POINTER);
|
---|
952 | AssertReturn(cbToWrite, VERR_INVALID_PARAMETER);
|
---|
953 | /* pcbWritten is optional. */
|
---|
954 |
|
---|
955 | PRTCIRCBUF pCircBuf = pDstStream->State.pCircBuf;
|
---|
956 | AssertPtr(pCircBuf);
|
---|
957 |
|
---|
958 | void *pvDst;
|
---|
959 | size_t cbDst;
|
---|
960 |
|
---|
961 | uint32_t cbRead = 0;
|
---|
962 |
|
---|
963 | RTCircBufAcquireWriteBlock(pCircBuf, cbToWrite, &pvDst, &cbDst);
|
---|
964 |
|
---|
965 | if (cbDst)
|
---|
966 | {
|
---|
967 | int rc2 = AudioMixerSinkRead(pSrcMixSink, AUDMIXOP_COPY, pvDst, (uint32_t)cbDst, &cbRead);
|
---|
968 | AssertRC(rc2);
|
---|
969 |
|
---|
970 | #ifdef VBOX_AUDIO_DEBUG_DUMP_PCM_DATA
|
---|
971 | RTFILE fh;
|
---|
972 | RTFileOpen(&fh, VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ichac97StreamWrite.pcm",
|
---|
973 | RTFILE_O_OPEN_CREATE | RTFILE_O_APPEND | RTFILE_O_WRITE | RTFILE_O_DENY_NONE);
|
---|
974 | RTFileWrite(fh, pvDst, cbRead, NULL);
|
---|
975 | RTFileClose(fh);
|
---|
976 | #endif
|
---|
977 | }
|
---|
978 |
|
---|
979 | RTCircBufReleaseWriteBlock(pCircBuf, cbRead);
|
---|
980 |
|
---|
981 | if (pcbWritten)
|
---|
982 | *pcbWritten = cbRead;
|
---|
983 |
|
---|
984 | return VINF_SUCCESS;
|
---|
985 | }
|
---|
986 |
|
---|
987 | /**
|
---|
988 | * Reads audio data from an AC'97 stream's DMA buffer and writes into a specified mixer sink.
|
---|
989 | *
|
---|
990 | * @returns IPRT status code.
|
---|
991 | * @param pThis AC'97 state.
|
---|
992 | * @param pSrcStream AC'97 stream to read audio data from.
|
---|
993 | * @param pDstMixSink Mixer sink to write audio data to.
|
---|
994 | * @param cbToRead Number of bytes to read.
|
---|
995 | * @param pcbRead Number of bytes read. Optional.
|
---|
996 | */
|
---|
997 | static int ichac97StreamRead(PAC97STATE pThis, PAC97STREAM pSrcStream, PAUDMIXSINK pDstMixSink, uint32_t cbToRead,
|
---|
998 | uint32_t *pcbRead)
|
---|
999 | {
|
---|
1000 | RT_NOREF(pThis);
|
---|
1001 | AssertPtrReturn(pSrcStream, VERR_INVALID_POINTER);
|
---|
1002 | AssertPtrReturn(pDstMixSink, VERR_INVALID_POINTER);
|
---|
1003 | AssertReturn(cbToRead, VERR_INVALID_PARAMETER);
|
---|
1004 | /* pcbRead is optional. */
|
---|
1005 |
|
---|
1006 | int rc = VINF_SUCCESS;
|
---|
1007 |
|
---|
1008 | uint32_t cbReadTotal = 0;
|
---|
1009 |
|
---|
1010 | PRTCIRCBUF pCircBuf = pSrcStream->State.pCircBuf;
|
---|
1011 | AssertPtr(pCircBuf);
|
---|
1012 |
|
---|
1013 | void *pvSrc;
|
---|
1014 | size_t cbSrc;
|
---|
1015 |
|
---|
1016 | while (cbToRead)
|
---|
1017 | {
|
---|
1018 | uint32_t cbWritten = 0;
|
---|
1019 |
|
---|
1020 | RTCircBufAcquireReadBlock(pCircBuf, cbToRead, &pvSrc, &cbSrc);
|
---|
1021 |
|
---|
1022 | if (cbSrc)
|
---|
1023 | {
|
---|
1024 | #ifdef VBOX_AUDIO_DEBUG_DUMP_PCM_DATA
|
---|
1025 | RTFILE fh;
|
---|
1026 | RTFileOpen(&fh, VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97StreamRead.pcm",
|
---|
1027 | RTFILE_O_OPEN_CREATE | RTFILE_O_APPEND | RTFILE_O_WRITE | RTFILE_O_DENY_NONE);
|
---|
1028 | RTFileWrite(fh, pvSrc, cbSrc, NULL);
|
---|
1029 | RTFileClose(fh);
|
---|
1030 | #endif
|
---|
1031 | rc = AudioMixerSinkWrite(pDstMixSink, AUDMIXOP_COPY, pvSrc, (uint32_t)cbSrc, &cbWritten);
|
---|
1032 | if (RT_SUCCESS(rc))
|
---|
1033 | {
|
---|
1034 | Assert(cbWritten <= cbSrc);
|
---|
1035 |
|
---|
1036 | cbReadTotal += cbWritten;
|
---|
1037 |
|
---|
1038 | Assert(cbToRead >= cbWritten);
|
---|
1039 | cbToRead -= cbWritten;
|
---|
1040 | }
|
---|
1041 | }
|
---|
1042 |
|
---|
1043 | RTCircBufReleaseReadBlock(pCircBuf, cbWritten);
|
---|
1044 |
|
---|
1045 | if ( !cbWritten
|
---|
1046 | || !RTCircBufUsed(pCircBuf))
|
---|
1047 | break;
|
---|
1048 |
|
---|
1049 | if (RT_FAILURE(rc))
|
---|
1050 | break;
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | if (pcbRead)
|
---|
1054 | *pcbRead = cbReadTotal;
|
---|
1055 |
|
---|
1056 | return rc;
|
---|
1057 | }
|
---|
1058 |
|
---|
1059 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1060 | /**
|
---|
1061 | * Asynchronous I/O thread for an AC'97 stream.
|
---|
1062 | * This will do the heavy lifting work for us as soon as it's getting notified by another thread.
|
---|
1063 | *
|
---|
1064 | * @returns IPRT status code.
|
---|
1065 | * @param hThreadSelf Thread handle.
|
---|
1066 | * @param pvUser User argument. Must be of type PAC97STREAMTHREADCTX.
|
---|
1067 | */
|
---|
1068 | static DECLCALLBACK(int) ichac97StreamAsyncIOThread(RTTHREAD hThreadSelf, void *pvUser)
|
---|
1069 | {
|
---|
1070 | PAC97STREAMTHREADCTX pCtx = (PAC97STREAMTHREADCTX)pvUser;
|
---|
1071 | AssertPtr(pCtx);
|
---|
1072 |
|
---|
1073 | PAC97STATE pThis = pCtx->pThis;
|
---|
1074 | AssertPtr(pThis);
|
---|
1075 |
|
---|
1076 | PAC97STREAM pStream = pCtx->pStream;
|
---|
1077 | AssertPtr(pStream);
|
---|
1078 |
|
---|
1079 | PAC97STREAMSTATEAIO pAIO = &pCtx->pStream->State.AIO;
|
---|
1080 |
|
---|
1081 | PRTCIRCBUF pCircBuf = pStream->State.pCircBuf;
|
---|
1082 | AssertPtr(pCircBuf);
|
---|
1083 |
|
---|
1084 | PAUDMIXSINK pMixSink = ichac97IndexToSink(pThis, pStream->u8SD);
|
---|
1085 | AssertPtr(pMixSink);
|
---|
1086 |
|
---|
1087 | ASMAtomicXchgBool(&pAIO->fStarted, true);
|
---|
1088 |
|
---|
1089 | RTThreadUserSignal(hThreadSelf);
|
---|
1090 |
|
---|
1091 | LogFunc(("[SD%RU8] Started\n", pStream->u8SD));
|
---|
1092 |
|
---|
1093 | for (;;)
|
---|
1094 | {
|
---|
1095 | Log2Func(("[SD%RU8] Waiting ...\n", pStream->u8SD));
|
---|
1096 |
|
---|
1097 | int rc2 = RTSemEventWait(pAIO->Event, RT_INDEFINITE_WAIT);
|
---|
1098 | if (RT_FAILURE(rc2))
|
---|
1099 | break;
|
---|
1100 |
|
---|
1101 | if (ASMAtomicReadBool(&pAIO->fShutdown))
|
---|
1102 | break;
|
---|
1103 |
|
---|
1104 | rc2 = RTCritSectEnter(&pAIO->CritSect);
|
---|
1105 | if (RT_SUCCESS(rc2))
|
---|
1106 | {
|
---|
1107 | if (!pAIO->fEnabled)
|
---|
1108 | {
|
---|
1109 | RTCritSectLeave(&pAIO->CritSect);
|
---|
1110 | continue;
|
---|
1111 | }
|
---|
1112 |
|
---|
1113 | ichac97StreamUpdate(pThis, pStream, false /* fInTimer */);
|
---|
1114 |
|
---|
1115 | int rc3 = RTCritSectLeave(&pAIO->CritSect);
|
---|
1116 | AssertRC(rc3);
|
---|
1117 | }
|
---|
1118 |
|
---|
1119 | AssertRC(rc2);
|
---|
1120 | }
|
---|
1121 |
|
---|
1122 | LogFunc(("[SD%RU8] Ended\n", pStream->u8SD));
|
---|
1123 |
|
---|
1124 | ASMAtomicXchgBool(&pAIO->fStarted, false);
|
---|
1125 |
|
---|
1126 | return VINF_SUCCESS;
|
---|
1127 | }
|
---|
1128 |
|
---|
1129 | /**
|
---|
1130 | * Creates the async I/O thread for a specific AC'97 audio stream.
|
---|
1131 | *
|
---|
1132 | * @returns IPRT status code.
|
---|
1133 | * @param pThis AC'97 state.
|
---|
1134 | * @param pStream AC'97 audio stream to create the async I/O thread for.
|
---|
1135 | */
|
---|
1136 | static int ichac97StreamAsyncIOCreate(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1137 | {
|
---|
1138 | PAC97STREAMSTATEAIO pAIO = &pStream->State.AIO;
|
---|
1139 |
|
---|
1140 | int rc;
|
---|
1141 |
|
---|
1142 | if (!ASMAtomicReadBool(&pAIO->fStarted))
|
---|
1143 | {
|
---|
1144 | pAIO->fShutdown = false;
|
---|
1145 |
|
---|
1146 | rc = RTSemEventCreate(&pAIO->Event);
|
---|
1147 | if (RT_SUCCESS(rc))
|
---|
1148 | {
|
---|
1149 | rc = RTCritSectInit(&pAIO->CritSect);
|
---|
1150 | if (RT_SUCCESS(rc))
|
---|
1151 | {
|
---|
1152 | AC97STREAMTHREADCTX Ctx = { pThis, pStream };
|
---|
1153 |
|
---|
1154 | char szThreadName[64];
|
---|
1155 | RTStrPrintf2(szThreadName, sizeof(szThreadName), "ac97AIO%RU8", pStream->u8SD);
|
---|
1156 |
|
---|
1157 | rc = RTThreadCreate(&pAIO->Thread, ichac97StreamAsyncIOThread, &Ctx,
|
---|
1158 | 0, RTTHREADTYPE_IO, RTTHREADFLAGS_WAITABLE, szThreadName);
|
---|
1159 | if (RT_SUCCESS(rc))
|
---|
1160 | rc = RTThreadUserWait(pAIO->Thread, 10 * 1000 /* 10s timeout */);
|
---|
1161 | }
|
---|
1162 | }
|
---|
1163 | }
|
---|
1164 | else
|
---|
1165 | rc = VINF_SUCCESS;
|
---|
1166 |
|
---|
1167 | LogFunc(("[SD%RU8] Returning %Rrc\n", pStream->u8SD, rc));
|
---|
1168 | return rc;
|
---|
1169 | }
|
---|
1170 |
|
---|
1171 | /**
|
---|
1172 | * Destroys the async I/O thread of a specific AC'97 audio stream.
|
---|
1173 | *
|
---|
1174 | * @returns IPRT status code.
|
---|
1175 | * @param pThis AC'97 state.
|
---|
1176 | * @param pStream AC'97 audio stream to destroy the async I/O thread for.
|
---|
1177 | */
|
---|
1178 | static int ichac97StreamAsyncIODestroy(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1179 | {
|
---|
1180 | PAC97STREAMSTATEAIO pAIO = &pStream->State.AIO;
|
---|
1181 |
|
---|
1182 | if (!ASMAtomicReadBool(&pAIO->fStarted))
|
---|
1183 | return VINF_SUCCESS;
|
---|
1184 |
|
---|
1185 | ASMAtomicWriteBool(&pAIO->fShutdown, true);
|
---|
1186 |
|
---|
1187 | int rc = ichac97StreamAsyncIONotify(pThis, pStream);
|
---|
1188 | AssertRC(rc);
|
---|
1189 |
|
---|
1190 | int rcThread;
|
---|
1191 | rc = RTThreadWait(pAIO->Thread, 30 * 1000 /* 30s timeout */, &rcThread);
|
---|
1192 | LogFunc(("Async I/O thread ended with %Rrc (%Rrc)\n", rc, rcThread));
|
---|
1193 |
|
---|
1194 | if (RT_SUCCESS(rc))
|
---|
1195 | {
|
---|
1196 | rc = RTCritSectDelete(&pAIO->CritSect);
|
---|
1197 | AssertRC(rc);
|
---|
1198 |
|
---|
1199 | rc = RTSemEventDestroy(pAIO->Event);
|
---|
1200 | AssertRC(rc);
|
---|
1201 |
|
---|
1202 | pAIO->fStarted = false;
|
---|
1203 | pAIO->fShutdown = false;
|
---|
1204 | pAIO->fEnabled = false;
|
---|
1205 | }
|
---|
1206 |
|
---|
1207 | LogFunc(("[SD%RU8] Returning %Rrc\n", pStream->u8SD, rc));
|
---|
1208 | return rc;
|
---|
1209 | }
|
---|
1210 |
|
---|
1211 | /**
|
---|
1212 | * Lets the stream's async I/O thread know that there is some data to process.
|
---|
1213 | *
|
---|
1214 | * @returns IPRT status code.
|
---|
1215 | * @param pThis AC'97 state.
|
---|
1216 | * @param pStream AC'97 stream to notify async I/O thread for.
|
---|
1217 | */
|
---|
1218 | static int ichac97StreamAsyncIONotify(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1219 | {
|
---|
1220 | RT_NOREF(pThis);
|
---|
1221 |
|
---|
1222 | LogFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
1223 | return RTSemEventSignal(pStream->State.AIO.Event);
|
---|
1224 | }
|
---|
1225 |
|
---|
1226 | /**
|
---|
1227 | * Locks the async I/O thread of a specific AC'97 audio stream.
|
---|
1228 | *
|
---|
1229 | * @param pStream AC'97 stream to lock async I/O thread for.
|
---|
1230 | */
|
---|
1231 | static void ichac97StreamAsyncIOLock(PAC97STREAM pStream)
|
---|
1232 | {
|
---|
1233 | PAC97STREAMSTATEAIO pAIO = &pStream->State.AIO;
|
---|
1234 |
|
---|
1235 | if (!ASMAtomicReadBool(&pAIO->fStarted))
|
---|
1236 | return;
|
---|
1237 |
|
---|
1238 | int rc2 = RTCritSectEnter(&pAIO->CritSect);
|
---|
1239 | AssertRC(rc2);
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 | /**
|
---|
1243 | * Unlocks the async I/O thread of a specific AC'97 audio stream.
|
---|
1244 | *
|
---|
1245 | * @param pStream AC'97 stream to unlock async I/O thread for.
|
---|
1246 | */
|
---|
1247 | static void ichac97StreamAsyncIOUnlock(PAC97STREAM pStream)
|
---|
1248 | {
|
---|
1249 | PAC97STREAMSTATEAIO pAIO = &pStream->State.AIO;
|
---|
1250 |
|
---|
1251 | if (!ASMAtomicReadBool(&pAIO->fStarted))
|
---|
1252 | return;
|
---|
1253 |
|
---|
1254 | int rc2 = RTCritSectLeave(&pAIO->CritSect);
|
---|
1255 | AssertRC(rc2);
|
---|
1256 | }
|
---|
1257 |
|
---|
1258 | /**
|
---|
1259 | * Enables (resumes) or disables (pauses) the async I/O thread.
|
---|
1260 | *
|
---|
1261 | * @param pStream AC'97 stream to enable/disable async I/O thread for.
|
---|
1262 | * @param fEnable Whether to enable or disable the I/O thread.
|
---|
1263 | *
|
---|
1264 | * @remarks Does not do locking.
|
---|
1265 | */
|
---|
1266 | static void ichac97StreamAsyncIOEnable(PAC97STREAM pStream, bool fEnable)
|
---|
1267 | {
|
---|
1268 | PAC97STREAMSTATEAIO pAIO = &pStream->State.AIO;
|
---|
1269 | ASMAtomicXchgBool(&pAIO->fEnabled, fEnable);
|
---|
1270 | }
|
---|
1271 | #endif /* VBOX_WITH_AUDIO_AC97_ASYNC_IO */
|
---|
1272 |
|
---|
1273 | /**
|
---|
1274 | * Updates an AC'97 stream by doing its required data transfers.
|
---|
1275 | * The host sink(s) set the overall pace.
|
---|
1276 | *
|
---|
1277 | * This routine is called by both, the synchronous and the asynchronous, implementations.
|
---|
1278 | *
|
---|
1279 | * @param pThis AC'97 state.
|
---|
1280 | * @param pStream AC'97 stream to update.
|
---|
1281 | * @param fInTimer Whether to this function was called from the timer
|
---|
1282 | * context or an asynchronous I/O stream thread (if supported).
|
---|
1283 | */
|
---|
1284 | static void ichac97StreamUpdate(PAC97STATE pThis, PAC97STREAM pStream, bool fInTimer)
|
---|
1285 | {
|
---|
1286 | PAUDMIXSINK pSink = ichac97IndexToSink(pThis, pStream->u8SD);
|
---|
1287 | AssertPtr(pSink);
|
---|
1288 |
|
---|
1289 | if (!AudioMixerSinkIsActive(pSink)) /* No sink available? Bail out. */
|
---|
1290 | return;
|
---|
1291 |
|
---|
1292 | int rc2;
|
---|
1293 |
|
---|
1294 | if (pStream->u8SD == AC97SOUNDSOURCE_PO_INDEX) /* Output (SDO). */
|
---|
1295 | {
|
---|
1296 | /* Is the AC'97 stream ready to be written (guest output data) to? If so, by how much? */
|
---|
1297 | const uint32_t cbFree = ichac97StreamGetFree(pStream);
|
---|
1298 |
|
---|
1299 | if ( fInTimer
|
---|
1300 | && cbFree)
|
---|
1301 | {
|
---|
1302 | Log3Func(("[SD%RU8] cbFree=%RU32\n", pStream->u8SD, cbFree));
|
---|
1303 |
|
---|
1304 | /* Do the DMA transfer. */
|
---|
1305 | rc2 = ichac97StreamTransfer(pThis, pStream, cbFree);
|
---|
1306 | AssertRC(rc2);
|
---|
1307 | }
|
---|
1308 |
|
---|
1309 | /* How much (guest output) data is available at the moment for the AC'97 stream? */
|
---|
1310 | uint32_t cbUsed = ichac97StreamGetUsed(pStream);
|
---|
1311 |
|
---|
1312 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1313 | if ( fInTimer
|
---|
1314 | && cbUsed)
|
---|
1315 | {
|
---|
1316 | rc2 = ichac97StreamAsyncIONotify(pThis, pStream);
|
---|
1317 | AssertRC(rc2);
|
---|
1318 | }
|
---|
1319 | else
|
---|
1320 | {
|
---|
1321 | #endif
|
---|
1322 | const uint32_t cbSinkWritable = AudioMixerSinkGetWritable(pSink);
|
---|
1323 |
|
---|
1324 | /* Do not write more than the sink can hold at the moment.
|
---|
1325 | * The host sets the overall pace. */
|
---|
1326 | if (cbUsed > cbSinkWritable)
|
---|
1327 | cbUsed = cbSinkWritable;
|
---|
1328 |
|
---|
1329 | if (cbUsed)
|
---|
1330 | {
|
---|
1331 | /* Read (guest output) data and write it to the stream's sink. */
|
---|
1332 | uint32_t cbRead;
|
---|
1333 | rc2 = ichac97StreamRead(pThis, pStream, pSink, cbUsed, &cbRead);
|
---|
1334 | AssertRC(rc2);
|
---|
1335 |
|
---|
1336 | AssertMsg(cbUsed == cbRead, ("[SD%RU8] %RU32 bytes announced to be ready to read but %RU32 bytes read\n",
|
---|
1337 | pStream->u8SD, cbUsed, cbRead));
|
---|
1338 | }
|
---|
1339 |
|
---|
1340 | /* When running synchronously, update the associated sink here.
|
---|
1341 | * Otherwise this will be done in the device timer. */
|
---|
1342 | rc2 = AudioMixerSinkUpdate(pSink);
|
---|
1343 | AssertRC(rc2);
|
---|
1344 |
|
---|
1345 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1346 | }
|
---|
1347 | #endif
|
---|
1348 | }
|
---|
1349 | else /* Input (SDI). */
|
---|
1350 | {
|
---|
1351 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1352 | if (fInTimer)
|
---|
1353 | {
|
---|
1354 | rc2 = ichac97StreamAsyncIONotify(pThis, pStream);
|
---|
1355 | AssertRC(rc2);
|
---|
1356 | }
|
---|
1357 | else
|
---|
1358 | {
|
---|
1359 | #endif
|
---|
1360 | rc2 = AudioMixerSinkUpdate(pSink);
|
---|
1361 | AssertRC(rc2);
|
---|
1362 |
|
---|
1363 | /* Is the sink ready to be read (host input data) from? If so, by how much? */
|
---|
1364 | const uint32_t cbReadable = AudioMixerSinkGetReadable(pSink);
|
---|
1365 |
|
---|
1366 | /* How much (guest input) data is free at the moment? */
|
---|
1367 | uint32_t cbFree = ichac97StreamGetFree(pStream);
|
---|
1368 |
|
---|
1369 | Log3Func(("[SD%RU8] cbReadable=%RU32, cbFree=%RU32\n", pStream->u8SD, cbReadable, cbFree));
|
---|
1370 |
|
---|
1371 | /* Do not read more than the sink can provide at the moment.
|
---|
1372 | * The host sets the overall pace. */
|
---|
1373 | if (cbFree > cbReadable)
|
---|
1374 | cbFree = cbReadable;
|
---|
1375 |
|
---|
1376 | if (cbFree)
|
---|
1377 | {
|
---|
1378 | /* Write (guest input) data to the stream which was read from stream's sink before. */
|
---|
1379 | rc2 = ichac97StreamWrite(pThis, pStream, pSink, cbFree, NULL /* pcbWritten */);
|
---|
1380 | AssertRC(rc2);
|
---|
1381 | }
|
---|
1382 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1383 | }
|
---|
1384 | #endif
|
---|
1385 |
|
---|
1386 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1387 | if (fInTimer)
|
---|
1388 | {
|
---|
1389 | #endif
|
---|
1390 | const uint32_t cbToTransfer = ichac97StreamGetUsed(pStream);
|
---|
1391 | if (cbToTransfer)
|
---|
1392 | {
|
---|
1393 | /* When running synchronously, do the DMA data transfers here.
|
---|
1394 | * Otherwise this will be done in the stream's async I/O thread. */
|
---|
1395 | rc2 = ichac97StreamTransfer(pThis, pStream, cbToTransfer);
|
---|
1396 | AssertRC(rc2);
|
---|
1397 | }
|
---|
1398 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
1399 | }
|
---|
1400 | #endif
|
---|
1401 | }
|
---|
1402 | }
|
---|
1403 |
|
---|
1404 | /**
|
---|
1405 | * Sets a AC'97 mixer control to a specific value.
|
---|
1406 | *
|
---|
1407 | * @returns IPRT status code.
|
---|
1408 | * @param pThis AC'97 state.
|
---|
1409 | * @param uMixerIdx Mixer control to set value for.
|
---|
1410 | * @param uVal Value to set.
|
---|
1411 | */
|
---|
1412 | static void ichac97MixerSet(PAC97STATE pThis, uint8_t uMixerIdx, uint16_t uVal)
|
---|
1413 | {
|
---|
1414 | if (size_t(uMixerIdx + 2) > sizeof(pThis->mixer_data))
|
---|
1415 | {
|
---|
1416 | AssertMsgFailed(("Index %RU8 out of bounds(%zu)\n", uMixerIdx, sizeof(pThis->mixer_data)));
|
---|
1417 | return;
|
---|
1418 | }
|
---|
1419 |
|
---|
1420 | pThis->mixer_data[uMixerIdx + 0] = RT_LO_U8(uVal);
|
---|
1421 | pThis->mixer_data[uMixerIdx + 1] = RT_HI_U8(uVal);
|
---|
1422 | }
|
---|
1423 |
|
---|
1424 | /**
|
---|
1425 | * Gets a value from a specific AC'97 mixer control.
|
---|
1426 | *
|
---|
1427 | * @returns Retrieved mixer control value.
|
---|
1428 | * @param pThis AC'97 state.
|
---|
1429 | * @param uMixerIdx Mixer control to get value for.
|
---|
1430 | */
|
---|
1431 | static uint16_t ichac97MixerGet(PAC97STATE pThis, uint32_t uMixerIdx)
|
---|
1432 | {
|
---|
1433 | uint16_t uVal;
|
---|
1434 |
|
---|
1435 | if (size_t(uMixerIdx + 2) > sizeof(pThis->mixer_data))
|
---|
1436 | {
|
---|
1437 | AssertMsgFailed(("Index %RU8 out of bounds (%zu)\n", uMixerIdx, sizeof(pThis->mixer_data)));
|
---|
1438 | uVal = UINT16_MAX;
|
---|
1439 | }
|
---|
1440 | else
|
---|
1441 | uVal = RT_MAKE_U16(pThis->mixer_data[uMixerIdx + 0], pThis->mixer_data[uMixerIdx + 1]);
|
---|
1442 |
|
---|
1443 | return uVal;
|
---|
1444 | }
|
---|
1445 |
|
---|
1446 | /**
|
---|
1447 | * Retrieves a specific driver stream of a AC'97 driver.
|
---|
1448 | *
|
---|
1449 | * @returns Pointer to driver stream if found, or NULL if not found.
|
---|
1450 | * @param pThis AC'97 state.
|
---|
1451 | * @param pDrv Driver to retrieve driver stream for.
|
---|
1452 | * @param enmDir Stream direction to retrieve.
|
---|
1453 | * @param dstSrc Stream destination / source to retrieve.
|
---|
1454 | */
|
---|
1455 | static PAC97DRIVERSTREAM ichac97MixerGetDrvStream(PAC97STATE pThis, PAC97DRIVER pDrv,
|
---|
1456 | PDMAUDIODIR enmDir, PDMAUDIODESTSOURCE dstSrc)
|
---|
1457 | {
|
---|
1458 | RT_NOREF(pThis);
|
---|
1459 |
|
---|
1460 | PAC97DRIVERSTREAM pDrvStream = NULL;
|
---|
1461 |
|
---|
1462 | if (enmDir == PDMAUDIODIR_IN)
|
---|
1463 | {
|
---|
1464 | LogFunc(("enmRecSource=%d\n", dstSrc.Source));
|
---|
1465 |
|
---|
1466 | switch (dstSrc.Source)
|
---|
1467 | {
|
---|
1468 | case PDMAUDIORECSOURCE_LINE:
|
---|
1469 | pDrvStream = &pDrv->LineIn;
|
---|
1470 | break;
|
---|
1471 | case PDMAUDIORECSOURCE_MIC:
|
---|
1472 | pDrvStream = &pDrv->MicIn;
|
---|
1473 | break;
|
---|
1474 | default:
|
---|
1475 | AssertFailed();
|
---|
1476 | break;
|
---|
1477 | }
|
---|
1478 | }
|
---|
1479 | else if (enmDir == PDMAUDIODIR_OUT)
|
---|
1480 | {
|
---|
1481 | LogFunc(("enmPlaybackDest=%d\n", dstSrc.Dest));
|
---|
1482 |
|
---|
1483 | switch (dstSrc.Dest)
|
---|
1484 | {
|
---|
1485 | case PDMAUDIOPLAYBACKDEST_FRONT:
|
---|
1486 | pDrvStream = &pDrv->Out;
|
---|
1487 | break;
|
---|
1488 | default:
|
---|
1489 | AssertFailed();
|
---|
1490 | break;
|
---|
1491 | }
|
---|
1492 | }
|
---|
1493 | else
|
---|
1494 | AssertFailed();
|
---|
1495 |
|
---|
1496 | return pDrvStream;
|
---|
1497 | }
|
---|
1498 |
|
---|
1499 | /**
|
---|
1500 | * Adds a driver stream to a specific mixer sink.
|
---|
1501 | *
|
---|
1502 | * @returns IPRT status code.
|
---|
1503 | * @param pThis AC'97 state.
|
---|
1504 | * @param pMixSink Mixer sink to add driver stream to.
|
---|
1505 | * @param pCfg Stream configuration to use.
|
---|
1506 | * @param pDrv Driver stream to add.
|
---|
1507 | */
|
---|
1508 | static int ichac97MixerAddDrvStream(PAC97STATE pThis, PAUDMIXSINK pMixSink, PPDMAUDIOSTREAMCFG pCfg, PAC97DRIVER pDrv)
|
---|
1509 | {
|
---|
1510 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
1511 | AssertPtrReturn(pMixSink, VERR_INVALID_POINTER);
|
---|
1512 | AssertPtrReturn(pCfg, VERR_INVALID_POINTER);
|
---|
1513 |
|
---|
1514 | PPDMAUDIOSTREAMCFG pStreamCfg = DrvAudioHlpStreamCfgDup(pCfg);
|
---|
1515 | if (!pStreamCfg)
|
---|
1516 | return VERR_NO_MEMORY;
|
---|
1517 |
|
---|
1518 | if (!RTStrPrintf(pStreamCfg->szName, sizeof(pStreamCfg->szName), "%s", pCfg->szName))
|
---|
1519 | {
|
---|
1520 | RTMemFree(pStreamCfg);
|
---|
1521 | return VERR_BUFFER_OVERFLOW;
|
---|
1522 | }
|
---|
1523 |
|
---|
1524 | LogFunc(("[LUN#%RU8] %s\n", pDrv->uLUN, pStreamCfg->szName));
|
---|
1525 |
|
---|
1526 | int rc;
|
---|
1527 |
|
---|
1528 | PAC97DRIVERSTREAM pDrvStream = ichac97MixerGetDrvStream(pThis, pDrv, pStreamCfg->enmDir, pStreamCfg->DestSource);
|
---|
1529 | if (pDrvStream)
|
---|
1530 | {
|
---|
1531 | AssertMsg(pDrvStream->pMixStrm == NULL, ("[LUN#%RU8] Driver stream already present when it must not\n", pDrv->uLUN));
|
---|
1532 |
|
---|
1533 | PAUDMIXSTREAM pMixStrm;
|
---|
1534 | rc = AudioMixerSinkCreateStream(pMixSink, pDrv->pConnector, pStreamCfg, 0 /* fFlags */, &pMixStrm);
|
---|
1535 | if (RT_SUCCESS(rc))
|
---|
1536 | {
|
---|
1537 | rc = AudioMixerSinkAddStream(pMixSink, pMixStrm);
|
---|
1538 | LogFlowFunc(("LUN#%RU8: Created stream \"%s\", rc=%Rrc\n", pDrv->uLUN, pCfg->szName, rc));
|
---|
1539 | }
|
---|
1540 |
|
---|
1541 | if (RT_SUCCESS(rc))
|
---|
1542 | pDrvStream->pMixStrm = pMixStrm;
|
---|
1543 | }
|
---|
1544 | else
|
---|
1545 | rc = VERR_INVALID_PARAMETER;
|
---|
1546 |
|
---|
1547 | if (pStreamCfg)
|
---|
1548 | {
|
---|
1549 | RTMemFree(pStreamCfg);
|
---|
1550 | pStreamCfg = NULL;
|
---|
1551 | }
|
---|
1552 |
|
---|
1553 | LogFlowFuncLeaveRC(rc);
|
---|
1554 | return rc;
|
---|
1555 | }
|
---|
1556 |
|
---|
1557 | /**
|
---|
1558 | * Adds all current driver streams to a specific mixer sink.
|
---|
1559 | *
|
---|
1560 | * @returns IPRT status code.
|
---|
1561 | * @param pThis AC'97 state.
|
---|
1562 | * @param pMixSink Mixer sink to add stream to.
|
---|
1563 | * @param pCfg Stream configuration to use.
|
---|
1564 | */
|
---|
1565 | static int ichac97MixerAddDrvStreams(PAC97STATE pThis, PAUDMIXSINK pMixSink, PPDMAUDIOSTREAMCFG pCfg)
|
---|
1566 | {
|
---|
1567 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
1568 | AssertPtrReturn(pMixSink, VERR_INVALID_POINTER);
|
---|
1569 | AssertPtrReturn(pCfg, VERR_INVALID_POINTER);
|
---|
1570 |
|
---|
1571 | if (!DrvAudioHlpStreamCfgIsValid(pCfg))
|
---|
1572 | return VERR_INVALID_PARAMETER;
|
---|
1573 |
|
---|
1574 | int rc = AudioMixerSinkSetFormat(pMixSink, &pCfg->Props);
|
---|
1575 | if (RT_FAILURE(rc))
|
---|
1576 | return rc;
|
---|
1577 |
|
---|
1578 | PAC97DRIVER pDrv;
|
---|
1579 | RTListForEach(&pThis->lstDrv, pDrv, AC97DRIVER, Node)
|
---|
1580 | {
|
---|
1581 | int rc2 = ichac97MixerAddDrvStream(pThis, pMixSink, pCfg, pDrv);
|
---|
1582 | if (RT_SUCCESS(rc))
|
---|
1583 | rc = rc2;
|
---|
1584 | }
|
---|
1585 |
|
---|
1586 | LogFlowFuncLeaveRC(rc);
|
---|
1587 | return rc;
|
---|
1588 | }
|
---|
1589 |
|
---|
1590 | /**
|
---|
1591 | * Removes a driver stream from a specific mixer sink.
|
---|
1592 | *
|
---|
1593 | * @param pThis AC'97 state.
|
---|
1594 | * @param pMixSink Mixer sink to remove audio streams from.
|
---|
1595 | * @param enmDir Stream direction to remove.
|
---|
1596 | * @param dstSrc Stream destination / source to remove.
|
---|
1597 | * @param pDrv Driver stream to remove.
|
---|
1598 | */
|
---|
1599 | static void ichac97MixerRemoveDrvStream(PAC97STATE pThis, PAUDMIXSINK pMixSink,
|
---|
1600 | PDMAUDIODIR enmDir, PDMAUDIODESTSOURCE dstSrc, PAC97DRIVER pDrv)
|
---|
1601 | {
|
---|
1602 | AssertPtrReturnVoid(pThis);
|
---|
1603 | AssertPtrReturnVoid(pMixSink);
|
---|
1604 |
|
---|
1605 | PAC97DRIVERSTREAM pDrvStream = ichac97MixerGetDrvStream(pThis, pDrv, enmDir, dstSrc);
|
---|
1606 | if (pDrvStream)
|
---|
1607 | {
|
---|
1608 | if (pDrvStream->pMixStrm)
|
---|
1609 | {
|
---|
1610 | AudioMixerSinkRemoveStream(pMixSink, pDrvStream->pMixStrm);
|
---|
1611 |
|
---|
1612 | AudioMixerStreamDestroy(pDrvStream->pMixStrm);
|
---|
1613 | pDrvStream->pMixStrm = NULL;
|
---|
1614 | }
|
---|
1615 | }
|
---|
1616 | }
|
---|
1617 |
|
---|
1618 | /**
|
---|
1619 | * Removes all driver streams from a specific mixer sink.
|
---|
1620 | *
|
---|
1621 | * @param pThis AC'97 state.
|
---|
1622 | * @param pMixSink Mixer sink to remove audio streams from.
|
---|
1623 | * @param enmDir Stream direction to remove.
|
---|
1624 | * @param dstSrc Stream destination / source to remove.
|
---|
1625 | */
|
---|
1626 | static void ichac97MixerRemoveDrvStreams(PAC97STATE pThis, PAUDMIXSINK pMixSink,
|
---|
1627 | PDMAUDIODIR enmDir, PDMAUDIODESTSOURCE dstSrc)
|
---|
1628 | {
|
---|
1629 | AssertPtrReturnVoid(pThis);
|
---|
1630 | AssertPtrReturnVoid(pMixSink);
|
---|
1631 |
|
---|
1632 | PAC97DRIVER pDrv;
|
---|
1633 | RTListForEach(&pThis->lstDrv, pDrv, AC97DRIVER, Node)
|
---|
1634 | ichac97MixerRemoveDrvStream(pThis, pMixSink, enmDir, dstSrc, pDrv);
|
---|
1635 | }
|
---|
1636 |
|
---|
1637 | /**
|
---|
1638 | * Opens an AC'97 stream with its current mixer settings.
|
---|
1639 | *
|
---|
1640 | * This will open an AC'97 stream with 2 (stereo) channels, 16-bit samples and
|
---|
1641 | * the last set sample rate in the AC'97 mixer for this stream.
|
---|
1642 | *
|
---|
1643 | * @returns IPRT status code.
|
---|
1644 | * @param pThis AC'97 state.
|
---|
1645 | * @param pStream AC'97 Stream to open.
|
---|
1646 | */
|
---|
1647 | static int ichac97StreamOpen(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1648 | {
|
---|
1649 | int rc = VINF_SUCCESS;
|
---|
1650 |
|
---|
1651 | LogFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
1652 |
|
---|
1653 | RT_ZERO(pStream->State.Cfg);
|
---|
1654 |
|
---|
1655 | PPDMAUDIOSTREAMCFG pCfg = &pStream->State.Cfg;
|
---|
1656 | PAUDMIXSINK pMixSink = NULL;
|
---|
1657 |
|
---|
1658 | switch (pStream->u8SD)
|
---|
1659 | {
|
---|
1660 | case AC97SOUNDSOURCE_PI_INDEX:
|
---|
1661 | {
|
---|
1662 | pCfg->Props.uHz = ichac97MixerGet(pThis, AC97_PCM_LR_ADC_Rate);
|
---|
1663 | pCfg->enmDir = PDMAUDIODIR_IN;
|
---|
1664 | pCfg->DestSource.Source = PDMAUDIORECSOURCE_LINE;
|
---|
1665 | pCfg->enmLayout = PDMAUDIOSTREAMLAYOUT_NON_INTERLEAVED;
|
---|
1666 |
|
---|
1667 | RTStrPrintf2(pCfg->szName, sizeof(pCfg->szName), "Line-In");
|
---|
1668 |
|
---|
1669 | pMixSink = pThis->pSinkLineIn;
|
---|
1670 | break;
|
---|
1671 | }
|
---|
1672 |
|
---|
1673 | case AC97SOUNDSOURCE_MC_INDEX:
|
---|
1674 | {
|
---|
1675 | pCfg->Props.uHz = ichac97MixerGet(pThis, AC97_MIC_ADC_Rate);
|
---|
1676 | pCfg->enmDir = PDMAUDIODIR_IN;
|
---|
1677 | pCfg->DestSource.Source = PDMAUDIORECSOURCE_MIC;
|
---|
1678 | pCfg->enmLayout = PDMAUDIOSTREAMLAYOUT_NON_INTERLEAVED;
|
---|
1679 |
|
---|
1680 | RTStrPrintf2(pCfg->szName, sizeof(pCfg->szName), "Mic-In");
|
---|
1681 |
|
---|
1682 | pMixSink = pThis->pSinkMicIn;
|
---|
1683 | break;
|
---|
1684 | }
|
---|
1685 |
|
---|
1686 | case AC97SOUNDSOURCE_PO_INDEX:
|
---|
1687 | {
|
---|
1688 | pCfg->Props.uHz = ichac97MixerGet(pThis, AC97_PCM_Front_DAC_Rate);
|
---|
1689 | pCfg->enmDir = PDMAUDIODIR_OUT;
|
---|
1690 | pCfg->DestSource.Dest = PDMAUDIOPLAYBACKDEST_FRONT;
|
---|
1691 | pCfg->enmLayout = PDMAUDIOSTREAMLAYOUT_NON_INTERLEAVED;
|
---|
1692 |
|
---|
1693 | RTStrPrintf2(pCfg->szName, sizeof(pCfg->szName), "Output");
|
---|
1694 |
|
---|
1695 | pMixSink = pThis->pSinkOut;
|
---|
1696 | break;
|
---|
1697 | }
|
---|
1698 |
|
---|
1699 | default:
|
---|
1700 | rc = VERR_NOT_SUPPORTED;
|
---|
1701 | break;
|
---|
1702 | }
|
---|
1703 |
|
---|
1704 | if (RT_SUCCESS(rc))
|
---|
1705 | {
|
---|
1706 | ichac97MixerRemoveDrvStreams(pThis, pMixSink, pCfg->enmDir, pCfg->DestSource);
|
---|
1707 |
|
---|
1708 | if (pCfg->Props.uHz)
|
---|
1709 | {
|
---|
1710 | Assert(pCfg->enmDir != PDMAUDIODIR_UNKNOWN);
|
---|
1711 |
|
---|
1712 | pCfg->Props.cChannels = 2;
|
---|
1713 | pCfg->Props.cBits = 16;
|
---|
1714 | pCfg->Props.fSigned = true;
|
---|
1715 | pCfg->Props.cShift = PDMAUDIOPCMPROPS_MAKE_SHIFT_PARMS(pCfg->Props.cBits, pCfg->Props.cChannels);
|
---|
1716 |
|
---|
1717 | rc = ichac97MixerAddDrvStreams(pThis, pMixSink, pCfg);
|
---|
1718 | }
|
---|
1719 | }
|
---|
1720 |
|
---|
1721 | LogFlowFunc(("[SD%RU8] rc=%Rrc\n", pStream->u8SD, rc));
|
---|
1722 | return rc;
|
---|
1723 | }
|
---|
1724 |
|
---|
1725 | /**
|
---|
1726 | * Closes an AC'97 stream.
|
---|
1727 | *
|
---|
1728 | * @returns IPRT status code.
|
---|
1729 | * @param pThis AC'97 state.
|
---|
1730 | * @param pStream AC'97 stream to close.
|
---|
1731 | */
|
---|
1732 | static int ichac97StreamClose(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1733 | {
|
---|
1734 | RT_NOREF(pThis);
|
---|
1735 | RT_NOREF(pStream);
|
---|
1736 |
|
---|
1737 | LogFlowFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
1738 |
|
---|
1739 | return VINF_SUCCESS;
|
---|
1740 | }
|
---|
1741 |
|
---|
1742 | /**
|
---|
1743 | * Re-opens (that is, closes and opens again) an AC'97 stream on the backend
|
---|
1744 | * side with the current AC'97 mixer settings for this stream.
|
---|
1745 | *
|
---|
1746 | * @returns IPRT status code.
|
---|
1747 | * @param pThis AC'97 device state.
|
---|
1748 | * @param pStream AC'97 stream to re-open.
|
---|
1749 | */
|
---|
1750 | static int ichac97StreamReOpen(PAC97STATE pThis, PAC97STREAM pStream)
|
---|
1751 | {
|
---|
1752 | LogFlowFunc(("[SD%RU8]\n", pStream->u8SD));
|
---|
1753 |
|
---|
1754 | int rc = ichac97StreamClose(pThis, pStream);
|
---|
1755 | if (RT_SUCCESS(rc))
|
---|
1756 | rc = ichac97StreamOpen(pThis, pStream);
|
---|
1757 |
|
---|
1758 | return rc;
|
---|
1759 | }
|
---|
1760 |
|
---|
1761 | /**
|
---|
1762 | * Locks an AC'97 stream for serialized access.
|
---|
1763 | *
|
---|
1764 | * @returns IPRT status code.
|
---|
1765 | * @param pStream AC'97 stream to lock.
|
---|
1766 | */
|
---|
1767 | static void ichac97StreamLock(PAC97STREAM pStream)
|
---|
1768 | {
|
---|
1769 | AssertPtrReturnVoid(pStream);
|
---|
1770 | int rc2 = RTCritSectEnter(&pStream->State.CritSect);
|
---|
1771 | AssertRC(rc2);
|
---|
1772 | }
|
---|
1773 |
|
---|
1774 | /**
|
---|
1775 | * Unlocks a formerly locked AC'97 stream.
|
---|
1776 | *
|
---|
1777 | * @returns IPRT status code.
|
---|
1778 | * @param pStream AC'97 stream to unlock.
|
---|
1779 | */
|
---|
1780 | static void ichac97StreamUnlock(PAC97STREAM pStream)
|
---|
1781 | {
|
---|
1782 | AssertPtrReturnVoid(pStream);
|
---|
1783 | int rc2 = RTCritSectLeave(&pStream->State.CritSect);
|
---|
1784 | AssertRC(rc2);
|
---|
1785 | }
|
---|
1786 |
|
---|
1787 | /**
|
---|
1788 | * Retrieves the available size of (buffered) audio data (in bytes) of a given AC'97 stream.
|
---|
1789 | *
|
---|
1790 | * @returns Available data (in bytes).
|
---|
1791 | * @param pStream AC'97 stream to retrieve size for.
|
---|
1792 | */
|
---|
1793 | static uint32_t ichac97StreamGetUsed(PAC97STREAM pStream)
|
---|
1794 | {
|
---|
1795 | AssertPtrReturn(pStream, 0);
|
---|
1796 |
|
---|
1797 | if (!pStream->State.pCircBuf)
|
---|
1798 | return 0;
|
---|
1799 |
|
---|
1800 | return (uint32_t)RTCircBufUsed(pStream->State.pCircBuf);
|
---|
1801 | }
|
---|
1802 |
|
---|
1803 | /**
|
---|
1804 | * Retrieves the free size of audio data (in bytes) of a given AC'97 stream.
|
---|
1805 | *
|
---|
1806 | * @returns Free data (in bytes).
|
---|
1807 | * @param pStream AC'97 stream to retrieve size for.
|
---|
1808 | */
|
---|
1809 | static uint32_t ichac97StreamGetFree(PAC97STREAM pStream)
|
---|
1810 | {
|
---|
1811 | AssertPtrReturn(pStream, 0);
|
---|
1812 |
|
---|
1813 | if (!pStream->State.pCircBuf)
|
---|
1814 | return 0;
|
---|
1815 |
|
---|
1816 | return (uint32_t)RTCircBufFree(pStream->State.pCircBuf);
|
---|
1817 | }
|
---|
1818 |
|
---|
1819 | /**
|
---|
1820 | * Sets the volume of a specific AC'97 mixer control.
|
---|
1821 | *
|
---|
1822 | * This currently only supports attenuation -- gain support is currently not implemented.
|
---|
1823 | *
|
---|
1824 | * @returns IPRT status code.
|
---|
1825 | * @param pThis AC'97 state.
|
---|
1826 | * @param index AC'97 mixer index to set volume for.
|
---|
1827 | * @param enmMixerCtl Corresponding audio mixer sink.
|
---|
1828 | * @param uVal Volume value to set.
|
---|
1829 | */
|
---|
1830 | static int ichac97MixerSetVolume(PAC97STATE pThis, int index, PDMAUDIOMIXERCTL enmMixerCtl, uint32_t uVal)
|
---|
1831 | {
|
---|
1832 | /*
|
---|
1833 | * From AC'97 SoundMax Codec AD1981A/AD1981B:
|
---|
1834 | * "Because AC '97 defines 6-bit volume registers, to maintain compatibility whenever the
|
---|
1835 | * D5 or D13 bits are set to 1, their respective lower five volume bits are automatically
|
---|
1836 | * set to 1 by the Codec logic. On readback, all lower 5 bits will read ones whenever
|
---|
1837 | * these bits are set to 1."
|
---|
1838 | *
|
---|
1839 | * Linux ALSA depends on this behavior.
|
---|
1840 | */
|
---|
1841 | /// @todo Does this apply to anything other than the master volume control?
|
---|
1842 | if (uVal & RT_BIT(5)) /* D5 bit set? */
|
---|
1843 | uVal |= RT_BIT(4) | RT_BIT(3) | RT_BIT(2) | RT_BIT(1) | RT_BIT(0);
|
---|
1844 | if (uVal & RT_BIT(13)) /* D13 bit set? */
|
---|
1845 | uVal |= RT_BIT(12) | RT_BIT(11) | RT_BIT(10) | RT_BIT(9) | RT_BIT(8);
|
---|
1846 |
|
---|
1847 | const bool fCtlMuted = (uVal >> AC97_BARS_VOL_MUTE_SHIFT) & 1;
|
---|
1848 | uint8_t uCtlAttLeft = (uVal >> 8) & AC97_BARS_VOL_MASK;
|
---|
1849 | uint8_t uCtlAttRight = uVal & AC97_BARS_VOL_MASK;
|
---|
1850 |
|
---|
1851 | /* For the master and headphone volume, 0 corresponds to 0dB attenuation. For the other
|
---|
1852 | * volume controls, 0 means 12dB gain and 8 means unity gain.
|
---|
1853 | */
|
---|
1854 | if (index != AC97_Master_Volume_Mute && index != AC97_Headphone_Volume_Mute)
|
---|
1855 | {
|
---|
1856 | #ifndef VBOX_WITH_AC97_GAIN_SUPPORT
|
---|
1857 | /* NB: Currently there is no gain support, only attenuation. */
|
---|
1858 | uCtlAttLeft = uCtlAttLeft < 8 ? 0 : uCtlAttLeft - 8;
|
---|
1859 | uCtlAttRight = uCtlAttRight < 8 ? 0 : uCtlAttRight - 8;
|
---|
1860 | #endif
|
---|
1861 | }
|
---|
1862 | Assert(uCtlAttLeft <= 255 / AC97_DB_FACTOR);
|
---|
1863 | Assert(uCtlAttRight <= 255 / AC97_DB_FACTOR);
|
---|
1864 |
|
---|
1865 | LogFunc(("index=0x%x, uVal=%RU32, enmMixerCtl=%RU32\n", index, uVal, enmMixerCtl));
|
---|
1866 | LogFunc(("uCtlAttLeft=%RU8, uCtlAttRight=%RU8 ", uCtlAttLeft, uCtlAttRight));
|
---|
1867 |
|
---|
1868 | /*
|
---|
1869 | * For AC'97 volume controls, each additional step means -1.5dB attenuation with
|
---|
1870 | * zero being maximum. In contrast, we're internally using 255 (PDMAUDIO_VOLUME_MAX)
|
---|
1871 | * steps, each -0.375dB, where 0 corresponds to -96dB and 255 corresponds to 0dB.
|
---|
1872 | */
|
---|
1873 | uint8_t lVol = PDMAUDIO_VOLUME_MAX - uCtlAttLeft * AC97_DB_FACTOR;
|
---|
1874 | uint8_t rVol = PDMAUDIO_VOLUME_MAX - uCtlAttRight * AC97_DB_FACTOR;
|
---|
1875 |
|
---|
1876 | Log(("-> fMuted=%RTbool, lVol=%RU8, rVol=%RU8\n", fCtlMuted, lVol, rVol));
|
---|
1877 |
|
---|
1878 | int rc = VINF_SUCCESS;
|
---|
1879 |
|
---|
1880 | if (pThis->pMixer) /* Device can be in reset state, so no mixer available. */
|
---|
1881 | {
|
---|
1882 | PDMAUDIOVOLUME Vol = { fCtlMuted, lVol, rVol };
|
---|
1883 | PAUDMIXSINK pSink = NULL;
|
---|
1884 |
|
---|
1885 | switch (enmMixerCtl)
|
---|
1886 | {
|
---|
1887 | case PDMAUDIOMIXERCTL_VOLUME_MASTER:
|
---|
1888 | rc = AudioMixerSetMasterVolume(pThis->pMixer, &Vol);
|
---|
1889 | break;
|
---|
1890 |
|
---|
1891 | case PDMAUDIOMIXERCTL_FRONT:
|
---|
1892 | pSink = pThis->pSinkOut;
|
---|
1893 | break;
|
---|
1894 |
|
---|
1895 | case PDMAUDIOMIXERCTL_MIC_IN:
|
---|
1896 | pSink = pThis->pSinkMicIn;
|
---|
1897 | break;
|
---|
1898 |
|
---|
1899 | case PDMAUDIOMIXERCTL_LINE_IN:
|
---|
1900 | pSink = pThis->pSinkLineIn;
|
---|
1901 | break;
|
---|
1902 |
|
---|
1903 | default:
|
---|
1904 | AssertFailed();
|
---|
1905 | rc = VERR_NOT_SUPPORTED;
|
---|
1906 | break;
|
---|
1907 | }
|
---|
1908 |
|
---|
1909 | if (pSink)
|
---|
1910 | rc = AudioMixerSinkSetVolume(pSink, &Vol);
|
---|
1911 | }
|
---|
1912 |
|
---|
1913 | ichac97MixerSet(pThis, index, uVal);
|
---|
1914 |
|
---|
1915 | if (RT_FAILURE(rc))
|
---|
1916 | LogFlowFunc(("Failed with %Rrc\n", rc));
|
---|
1917 |
|
---|
1918 | return rc;
|
---|
1919 | }
|
---|
1920 |
|
---|
1921 | /**
|
---|
1922 | * Converts an AC'97 recording source index to a PDM audio recording source.
|
---|
1923 | *
|
---|
1924 | * @returns PDM audio recording source.
|
---|
1925 | * @param uIdx AC'97 index to convert.
|
---|
1926 | */
|
---|
1927 | static PDMAUDIORECSOURCE ichac97IdxToRecSource(uint8_t uIdx)
|
---|
1928 | {
|
---|
1929 | switch (uIdx)
|
---|
1930 | {
|
---|
1931 | case AC97_REC_MIC: return PDMAUDIORECSOURCE_MIC;
|
---|
1932 | case AC97_REC_CD: return PDMAUDIORECSOURCE_CD;
|
---|
1933 | case AC97_REC_VIDEO: return PDMAUDIORECSOURCE_VIDEO;
|
---|
1934 | case AC97_REC_AUX: return PDMAUDIORECSOURCE_AUX;
|
---|
1935 | case AC97_REC_LINE_IN: return PDMAUDIORECSOURCE_LINE;
|
---|
1936 | case AC97_REC_PHONE: return PDMAUDIORECSOURCE_PHONE;
|
---|
1937 | default:
|
---|
1938 | break;
|
---|
1939 | }
|
---|
1940 |
|
---|
1941 | LogFlowFunc(("Unknown record source %d, using MIC\n", uIdx));
|
---|
1942 | return PDMAUDIORECSOURCE_MIC;
|
---|
1943 | }
|
---|
1944 |
|
---|
1945 | /**
|
---|
1946 | * Converts a PDM audio recording source to an AC'97 recording source index.
|
---|
1947 | *
|
---|
1948 | * @returns AC'97 recording source index.
|
---|
1949 | * @param enmRecSrc PDM audio recording source to convert.
|
---|
1950 | */
|
---|
1951 | static uint8_t ichac97RecSourceToIdx(PDMAUDIORECSOURCE enmRecSrc)
|
---|
1952 | {
|
---|
1953 | switch (enmRecSrc)
|
---|
1954 | {
|
---|
1955 | case PDMAUDIORECSOURCE_MIC: return AC97_REC_MIC;
|
---|
1956 | case PDMAUDIORECSOURCE_CD: return AC97_REC_CD;
|
---|
1957 | case PDMAUDIORECSOURCE_VIDEO: return AC97_REC_VIDEO;
|
---|
1958 | case PDMAUDIORECSOURCE_AUX: return AC97_REC_AUX;
|
---|
1959 | case PDMAUDIORECSOURCE_LINE: return AC97_REC_LINE_IN;
|
---|
1960 | case PDMAUDIORECSOURCE_PHONE: return AC97_REC_PHONE;
|
---|
1961 | default:
|
---|
1962 | break;
|
---|
1963 | }
|
---|
1964 |
|
---|
1965 | LogFlowFunc(("Unknown audio recording source %d using MIC\n", enmRecSrc));
|
---|
1966 | return AC97_REC_MIC;
|
---|
1967 | }
|
---|
1968 |
|
---|
1969 | /**
|
---|
1970 | * Retrieves an AC'97 audio stream from an AC'97 stream index.
|
---|
1971 | *
|
---|
1972 | * @returns Pointer to AC'97 audio stream if found, or NULL if not found / invalid.
|
---|
1973 | * @param pThis AC'97 state.
|
---|
1974 | * @param uIdx AC'97 stream index to retrieve AC'97 audio stream for.
|
---|
1975 | */
|
---|
1976 | DECLINLINE(PAC97STREAM) ichac97GetStreamFromIdx(PAC97STATE pThis, uint32_t uIdx)
|
---|
1977 | {
|
---|
1978 | switch (uIdx)
|
---|
1979 | {
|
---|
1980 | case AC97SOUNDSOURCE_PI_INDEX: return &pThis->StreamLineIn;
|
---|
1981 | case AC97SOUNDSOURCE_MC_INDEX: return &pThis->StreamMicIn;
|
---|
1982 | case AC97SOUNDSOURCE_PO_INDEX: return &pThis->StreamOut;
|
---|
1983 | default: break;
|
---|
1984 | }
|
---|
1985 |
|
---|
1986 | return NULL;
|
---|
1987 | }
|
---|
1988 |
|
---|
1989 | /**
|
---|
1990 | * Performs an AC'97 mixer record select to switch to a different recording
|
---|
1991 | * source.
|
---|
1992 | *
|
---|
1993 | * @param pThis AC'97 state.
|
---|
1994 | * @param val AC'97 recording source index to set.
|
---|
1995 | */
|
---|
1996 | static void ichac97MixerRecordSelect(PAC97STATE pThis, uint32_t val)
|
---|
1997 | {
|
---|
1998 | uint8_t rs = val & AC97_REC_MASK;
|
---|
1999 | uint8_t ls = (val >> 8) & AC97_REC_MASK;
|
---|
2000 | PDMAUDIORECSOURCE ars = ichac97IdxToRecSource(rs);
|
---|
2001 | PDMAUDIORECSOURCE als = ichac97IdxToRecSource(ls);
|
---|
2002 | rs = ichac97RecSourceToIdx(ars);
|
---|
2003 | ls = ichac97RecSourceToIdx(als);
|
---|
2004 | ichac97MixerSet(pThis, AC97_Record_Select, rs | (ls << 8));
|
---|
2005 | }
|
---|
2006 |
|
---|
2007 | /**
|
---|
2008 | * Resets the AC'97 mixer.
|
---|
2009 | *
|
---|
2010 | * @returns IPRT status code.
|
---|
2011 | * @param pThis AC'97 state.
|
---|
2012 | */
|
---|
2013 | static int ichac97MixerReset(PAC97STATE pThis)
|
---|
2014 | {
|
---|
2015 | AssertPtrReturn(pThis, VERR_INVALID_PARAMETER);
|
---|
2016 |
|
---|
2017 | LogFlowFuncEnter();
|
---|
2018 |
|
---|
2019 | RT_ZERO(pThis->mixer_data);
|
---|
2020 |
|
---|
2021 | /* Note: Make sure to reset all registers first before bailing out on error. */
|
---|
2022 |
|
---|
2023 | ichac97MixerSet(pThis, AC97_Reset , 0x0000); /* 6940 */
|
---|
2024 | ichac97MixerSet(pThis, AC97_Master_Volume_Mono_Mute , 0x8000);
|
---|
2025 | ichac97MixerSet(pThis, AC97_PC_BEEP_Volume_Mute , 0x0000);
|
---|
2026 |
|
---|
2027 | ichac97MixerSet(pThis, AC97_Phone_Volume_Mute , 0x8008);
|
---|
2028 | ichac97MixerSet(pThis, AC97_Mic_Volume_Mute , 0x8008);
|
---|
2029 | ichac97MixerSet(pThis, AC97_CD_Volume_Mute , 0x8808);
|
---|
2030 | ichac97MixerSet(pThis, AC97_Aux_Volume_Mute , 0x8808);
|
---|
2031 | ichac97MixerSet(pThis, AC97_Record_Gain_Mic_Mute , 0x8000);
|
---|
2032 | ichac97MixerSet(pThis, AC97_General_Purpose , 0x0000);
|
---|
2033 | ichac97MixerSet(pThis, AC97_3D_Control , 0x0000);
|
---|
2034 | ichac97MixerSet(pThis, AC97_Powerdown_Ctrl_Stat , 0x000f);
|
---|
2035 |
|
---|
2036 | ichac97MixerSet(pThis, AC97_Extended_Audio_ID , 0x0809);
|
---|
2037 | ichac97MixerSet(pThis, AC97_Extended_Audio_Ctrl_Stat, 0x0009);
|
---|
2038 | ichac97MixerSet(pThis, AC97_PCM_Front_DAC_Rate , 0xbb80);
|
---|
2039 | ichac97MixerSet(pThis, AC97_PCM_Surround_DAC_Rate , 0xbb80);
|
---|
2040 | ichac97MixerSet(pThis, AC97_PCM_LFE_DAC_Rate , 0xbb80);
|
---|
2041 | ichac97MixerSet(pThis, AC97_PCM_LR_ADC_Rate , 0xbb80);
|
---|
2042 | ichac97MixerSet(pThis, AC97_MIC_ADC_Rate , 0xbb80);
|
---|
2043 |
|
---|
2044 | if (pThis->uCodecModel == AC97_CODEC_AD1980)
|
---|
2045 | {
|
---|
2046 | /* Analog Devices 1980 (AD1980) */
|
---|
2047 | ichac97MixerSet(pThis, AC97_Reset , 0x0010); /* Headphones. */
|
---|
2048 | ichac97MixerSet(pThis, AC97_Vendor_ID1 , 0x4144);
|
---|
2049 | ichac97MixerSet(pThis, AC97_Vendor_ID2 , 0x5370);
|
---|
2050 | ichac97MixerSet(pThis, AC97_Headphone_Volume_Mute , 0x8000);
|
---|
2051 | }
|
---|
2052 | else if (pThis->uCodecModel == AC97_CODEC_AD1981B)
|
---|
2053 | {
|
---|
2054 | /* Analog Devices 1981B (AD1981B) */
|
---|
2055 | ichac97MixerSet(pThis, AC97_Vendor_ID1 , 0x4144);
|
---|
2056 | ichac97MixerSet(pThis, AC97_Vendor_ID2 , 0x5374);
|
---|
2057 | }
|
---|
2058 | else
|
---|
2059 | {
|
---|
2060 | /* Sigmatel 9700 (STAC9700) */
|
---|
2061 | ichac97MixerSet(pThis, AC97_Vendor_ID1 , 0x8384);
|
---|
2062 | ichac97MixerSet(pThis, AC97_Vendor_ID2 , 0x7600); /* 7608 */
|
---|
2063 | }
|
---|
2064 | ichac97MixerRecordSelect(pThis, 0);
|
---|
2065 |
|
---|
2066 | /* The default value is 8000h, which corresponds to 0 dB attenuation with mute on. */
|
---|
2067 | ichac97MixerSetVolume(pThis, AC97_Master_Volume_Mute, PDMAUDIOMIXERCTL_VOLUME_MASTER, 0x8000);
|
---|
2068 |
|
---|
2069 | /* The default value for stereo registers is 8808h, which corresponds to 0 dB gain with mute on.*/
|
---|
2070 | ichac97MixerSetVolume(pThis, AC97_PCM_Out_Volume_Mute, PDMAUDIOMIXERCTL_FRONT, 0x8808);
|
---|
2071 | ichac97MixerSetVolume(pThis, AC97_Line_In_Volume_Mute, PDMAUDIOMIXERCTL_LINE_IN, 0x8808);
|
---|
2072 | ichac97MixerSetVolume(pThis, AC97_Mic_Volume_Mute, PDMAUDIOMIXERCTL_MIC_IN, 0x8808);
|
---|
2073 |
|
---|
2074 | return VINF_SUCCESS;
|
---|
2075 | }
|
---|
2076 |
|
---|
2077 | /* Unused */
|
---|
2078 | #if 0
|
---|
2079 | static void ichac97WriteBUP(PAC97STATE pThis, uint32_t cbElapsed)
|
---|
2080 | {
|
---|
2081 | LogFlowFunc(("cbElapsed=%RU32\n", cbElapsed));
|
---|
2082 |
|
---|
2083 | if (!(pThis->bup_flag & BUP_SET))
|
---|
2084 | {
|
---|
2085 | if (pThis->bup_flag & BUP_LAST)
|
---|
2086 | {
|
---|
2087 | unsigned int i;
|
---|
2088 | uint32_t *p = (uint32_t*)pThis->silence;
|
---|
2089 | for (i = 0; i < sizeof(pThis->silence) / 4; i++) /** @todo r=andy Assumes 16-bit samples, stereo. */
|
---|
2090 | *p++ = pThis->last_samp;
|
---|
2091 | }
|
---|
2092 | else
|
---|
2093 | RT_ZERO(pThis->silence);
|
---|
2094 |
|
---|
2095 | pThis->bup_flag |= BUP_SET;
|
---|
2096 | }
|
---|
2097 |
|
---|
2098 | while (cbElapsed)
|
---|
2099 | {
|
---|
2100 | uint32_t cbToWrite = RT_MIN(cbElapsed, (uint32_t)sizeof(pThis->silence));
|
---|
2101 | uint32_t cbWrittenToStream;
|
---|
2102 |
|
---|
2103 | int rc2 = AudioMixerSinkWrite(pThis->pSinkOut, AUDMIXOP_COPY,
|
---|
2104 | pThis->silence, cbToWrite, &cbWrittenToStream);
|
---|
2105 | if (RT_SUCCESS(rc2))
|
---|
2106 | {
|
---|
2107 | if (cbWrittenToStream < cbToWrite) /* Lagging behind? */
|
---|
2108 | LogFlowFunc(("Warning: Only written %RU32 / %RU32 bytes, expect lags\n", cbWrittenToStream, cbToWrite));
|
---|
2109 | }
|
---|
2110 |
|
---|
2111 | /* Always report all data as being written;
|
---|
2112 | * backends who were not able to catch up have to deal with it themselves. */
|
---|
2113 | Assert(cbElapsed >= cbToWrite);
|
---|
2114 | cbElapsed -= cbToWrite;
|
---|
2115 | }
|
---|
2116 | }
|
---|
2117 | #endif /* Unused */
|
---|
2118 |
|
---|
2119 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
2120 | /**
|
---|
2121 | * Starts the internal audio device timer.
|
---|
2122 | *
|
---|
2123 | * @return IPRT status code.
|
---|
2124 | * @param pThis AC'97 state.
|
---|
2125 | */
|
---|
2126 | static int ichac97TimerStart(PAC97STATE pThis)
|
---|
2127 | {
|
---|
2128 | LogFlowFuncEnter();
|
---|
2129 |
|
---|
2130 | DEVAC97_LOCK_BOTH_RETURN(pThis, VINF_IOM_R3_MMIO_WRITE);
|
---|
2131 |
|
---|
2132 | AssertPtr(pThis->pTimer);
|
---|
2133 |
|
---|
2134 | if (!pThis->fTimerActive)
|
---|
2135 | {
|
---|
2136 | LogRel2(("AC97: Starting transfers\n"));
|
---|
2137 |
|
---|
2138 | pThis->fTimerActive = true;
|
---|
2139 |
|
---|
2140 | /* Start transfers. */
|
---|
2141 | ichac97TimerMain(pThis);
|
---|
2142 | }
|
---|
2143 |
|
---|
2144 | DEVAC97_UNLOCK_BOTH(pThis);
|
---|
2145 |
|
---|
2146 | return VINF_SUCCESS;
|
---|
2147 | }
|
---|
2148 |
|
---|
2149 | /**
|
---|
2150 | * Starts the internal audio device timer (if not started yet).
|
---|
2151 | *
|
---|
2152 | * @return IPRT status code.
|
---|
2153 | * @param pThis AC'97 state.
|
---|
2154 | */
|
---|
2155 | static int ichac97TimerMaybeStart(PAC97STATE pThis)
|
---|
2156 | {
|
---|
2157 | LogFlowFuncEnter();
|
---|
2158 |
|
---|
2159 | if (!pThis->pTimer)
|
---|
2160 | return VERR_WRONG_ORDER;
|
---|
2161 |
|
---|
2162 | pThis->cStreamsActive++;
|
---|
2163 |
|
---|
2164 | /* Only start the timer at the first active stream. */
|
---|
2165 | if (pThis->cStreamsActive == 1)
|
---|
2166 | return ichac97TimerStart(pThis);
|
---|
2167 |
|
---|
2168 | return VINF_SUCCESS;
|
---|
2169 | }
|
---|
2170 |
|
---|
2171 | /**
|
---|
2172 | * Stops the internal audio device timer.
|
---|
2173 | *
|
---|
2174 | * @return IPRT status code.
|
---|
2175 | * @param pThis AC'97 state.
|
---|
2176 | */
|
---|
2177 | static int ichac97TimerStop(PAC97STATE pThis)
|
---|
2178 | {
|
---|
2179 | LogFlowFuncEnter();
|
---|
2180 |
|
---|
2181 | if (!pThis->pTimer) /* Only can happen on device construction time, so no locking needed here. */
|
---|
2182 | return VINF_SUCCESS;
|
---|
2183 |
|
---|
2184 | DEVAC97_LOCK_BOTH_RETURN(pThis, VINF_IOM_R3_MMIO_WRITE);
|
---|
2185 |
|
---|
2186 | if (pThis->fTimerActive)
|
---|
2187 | {
|
---|
2188 | LogRel2(("AC97: Stopping transfers ...\n"));
|
---|
2189 |
|
---|
2190 | pThis->fTimerActive = false;
|
---|
2191 |
|
---|
2192 | /* Note: Do not stop the timer via TMTimerStop() here, as there still might
|
---|
2193 | * be queued audio data which needs to be handled (e.g. played back) first
|
---|
2194 | * before actually stopping the timer for good. */
|
---|
2195 | }
|
---|
2196 |
|
---|
2197 | DEVAC97_UNLOCK_BOTH(pThis);
|
---|
2198 |
|
---|
2199 | return VINF_SUCCESS;
|
---|
2200 | }
|
---|
2201 |
|
---|
2202 | /**
|
---|
2203 | * Decreases the active AC'97 streams count by one and
|
---|
2204 | * then checks if the internal audio device timer can be
|
---|
2205 | * stopped.
|
---|
2206 | *
|
---|
2207 | * @return IPRT status code.
|
---|
2208 | * @param pThis AC'97 state.
|
---|
2209 | */
|
---|
2210 | static int ichac97TimerMaybeStop(PAC97STATE pThis)
|
---|
2211 | {
|
---|
2212 | LogFlowFuncEnter();
|
---|
2213 |
|
---|
2214 | if (!pThis->pTimer)
|
---|
2215 | return VERR_WRONG_ORDER;
|
---|
2216 |
|
---|
2217 | if (pThis->cStreamsActive) /* Function can be called mupltiple times. */
|
---|
2218 | {
|
---|
2219 | pThis->cStreamsActive--;
|
---|
2220 |
|
---|
2221 | if (pThis->cStreamsActive == 0)
|
---|
2222 | return ichac97TimerStop(pThis);
|
---|
2223 | }
|
---|
2224 |
|
---|
2225 | return VINF_SUCCESS;
|
---|
2226 | }
|
---|
2227 |
|
---|
2228 | /**
|
---|
2229 | * Main routine for the device timer.
|
---|
2230 | *
|
---|
2231 | * @param pThis AC'97 state.
|
---|
2232 | */
|
---|
2233 | static void ichac97TimerMain(PAC97STATE pThis)
|
---|
2234 | {
|
---|
2235 | STAM_PROFILE_START(&pThis->StatTimer, a);
|
---|
2236 |
|
---|
2237 | DEVAC97_LOCK_BOTH_RETURN_VOID(pThis);
|
---|
2238 |
|
---|
2239 | uint64_t cTicksNow = TMTimerGet(pThis->pTimer);
|
---|
2240 |
|
---|
2241 | /* Update current time timestamp. */
|
---|
2242 | pThis->uTimerTS = cTicksNow;
|
---|
2243 |
|
---|
2244 | /* Flag indicating whether to kick the timer again for the next DMA transfer or sink processing. */
|
---|
2245 | bool fKickTimer = false;
|
---|
2246 |
|
---|
2247 | ichac97DoTransfers(pThis);
|
---|
2248 |
|
---|
2249 | /* Do we need to kick the timer again? */
|
---|
2250 | if ( AudioMixerSinkIsActive(ichac97IndexToSink(pThis, pThis->StreamLineIn.u8SD))
|
---|
2251 | || AudioMixerSinkIsActive(ichac97IndexToSink(pThis, pThis->StreamMicIn.u8SD))
|
---|
2252 | || AudioMixerSinkIsActive(ichac97IndexToSink(pThis, pThis->StreamOut.u8SD)))
|
---|
2253 | {
|
---|
2254 | fKickTimer = true;
|
---|
2255 | }
|
---|
2256 |
|
---|
2257 | if ( ASMAtomicReadBool(&pThis->fTimerActive)
|
---|
2258 | || fKickTimer)
|
---|
2259 | {
|
---|
2260 | /* Kick the timer again. */
|
---|
2261 | uint64_t cTicks = pThis->cTimerTicks;
|
---|
2262 | /** @todo adjust cTicks down by now much cbOutMin represents. */
|
---|
2263 | TMTimerSet(pThis->pTimer, cTicksNow + cTicks);
|
---|
2264 | }
|
---|
2265 | else
|
---|
2266 | LogRel2(("AC97: Stopped transfers\n"));
|
---|
2267 |
|
---|
2268 | DEVAC97_UNLOCK_BOTH(pThis);
|
---|
2269 |
|
---|
2270 | STAM_PROFILE_STOP(&pThis->StatTimer, a);
|
---|
2271 | }
|
---|
2272 |
|
---|
2273 | /**
|
---|
2274 | * Timer callback which handles the audio data transfers on a periodic basis.
|
---|
2275 | *
|
---|
2276 | * @param pDevIns Device instance.
|
---|
2277 | * @param pTimer Timer which was used when calling this.
|
---|
2278 | * @param pvUser User argument as PAC97STATE.
|
---|
2279 | */
|
---|
2280 | static DECLCALLBACK(void) ichac97Timer(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser)
|
---|
2281 | {
|
---|
2282 | RT_NOREF(pDevIns, pTimer);
|
---|
2283 |
|
---|
2284 | PAC97STATE pThis = (PAC97STATE)pvUser;
|
---|
2285 | Assert(pThis == PDMINS_2_DATA(pDevIns, PAC97STATE));
|
---|
2286 | AssertPtr(pThis);
|
---|
2287 |
|
---|
2288 | ichac97TimerMain(pThis);
|
---|
2289 | }
|
---|
2290 | #endif /* !VBOX_WITH_AUDIO_AC97_CALLBACKS */
|
---|
2291 |
|
---|
2292 | /**
|
---|
2293 | * Main routine to perform the actual audio data transfers from the AC'97 streams
|
---|
2294 | * to the backend(s) and vice versa.
|
---|
2295 | *
|
---|
2296 | * @param pThis AC'97 state.
|
---|
2297 | */
|
---|
2298 | static void ichac97DoTransfers(PAC97STATE pThis)
|
---|
2299 | {
|
---|
2300 | AssertPtrReturnVoid(pThis);
|
---|
2301 |
|
---|
2302 | ichac97StreamUpdate(pThis, &pThis->StreamLineIn, true /* fInTimer */);
|
---|
2303 | ichac97StreamUpdate(pThis, &pThis->StreamMicIn, true /* fInTimer */);
|
---|
2304 | ichac97StreamUpdate(pThis, &pThis->StreamOut, true /* fInTimer */);
|
---|
2305 | }
|
---|
2306 |
|
---|
2307 | /**
|
---|
2308 | * Transfers data of an AC'97 stream according to its usage (input / output).
|
---|
2309 | *
|
---|
2310 | * For an SDO (output) stream this means reading DMA data from the device to
|
---|
2311 | * the AC'97 stream's internal FIFO buffer.
|
---|
2312 | *
|
---|
2313 | * For an SDI (input) stream this is reading audio data from the AC'97 stream's
|
---|
2314 | * internal FIFO buffer and writing it as DMA data to the device.
|
---|
2315 | *
|
---|
2316 | * @returns IPRT status code.
|
---|
2317 | * @param pThis AC'97 state.
|
---|
2318 | * @param pStream AC'97 stream to update.
|
---|
2319 | * @param cbToProcessMax Maximum of data (in bytes) to process.
|
---|
2320 | */
|
---|
2321 | static int ichac97StreamTransfer(PAC97STATE pThis, PAC97STREAM pStream, uint32_t cbToProcessMax)
|
---|
2322 | {
|
---|
2323 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
2324 | AssertPtrReturn(pStream, VERR_INVALID_POINTER);
|
---|
2325 | AssertReturn(cbToProcessMax, VERR_INVALID_PARAMETER);
|
---|
2326 |
|
---|
2327 | ichac97StreamLock(pStream);
|
---|
2328 |
|
---|
2329 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
2330 |
|
---|
2331 | if (pRegs->sr & AC97_SR_DCH) /* Controller halted? */
|
---|
2332 | {
|
---|
2333 | if (pRegs->cr & AC97_CR_RPBM) /* Bus master operation starts. */
|
---|
2334 | {
|
---|
2335 | switch (pStream->u8SD)
|
---|
2336 | {
|
---|
2337 | case AC97SOUNDSOURCE_PO_INDEX:
|
---|
2338 | /*ichac97WriteBUP(pThis, cbToProcess);*/
|
---|
2339 | break;
|
---|
2340 |
|
---|
2341 | default:
|
---|
2342 | break;
|
---|
2343 | }
|
---|
2344 | }
|
---|
2345 |
|
---|
2346 | ichac97StreamUnlock(pStream);
|
---|
2347 | return VINF_SUCCESS;
|
---|
2348 | }
|
---|
2349 |
|
---|
2350 | /* BCIS flag still set? Skip iteration. */
|
---|
2351 | if (pRegs->sr & AC97_SR_BCIS)
|
---|
2352 | {
|
---|
2353 | Log3Func(("[SD%RU8] BCIS set\n", pStream->u8SD));
|
---|
2354 |
|
---|
2355 | ichac97StreamUnlock(pStream);
|
---|
2356 | return VINF_SUCCESS;
|
---|
2357 | }
|
---|
2358 |
|
---|
2359 | uint32_t cbLeft = RT_MIN((uint32_t)(pRegs->picb << 1), cbToProcessMax); /** @todo r=andy Assumes 16bit samples. */
|
---|
2360 | uint32_t cbProcessedTotal = 0;
|
---|
2361 |
|
---|
2362 | PRTCIRCBUF pCircBuf = pStream->State.pCircBuf;
|
---|
2363 | AssertPtr(pCircBuf);
|
---|
2364 |
|
---|
2365 | int rc = VINF_SUCCESS;
|
---|
2366 |
|
---|
2367 | Log3Func(("[SD%RU8] cbToProcessMax=%RU32, cbLeft=%RU32\n", pStream->u8SD, cbToProcessMax, cbLeft));
|
---|
2368 |
|
---|
2369 | while (cbLeft)
|
---|
2370 | {
|
---|
2371 | if (!pRegs->bd_valid)
|
---|
2372 | {
|
---|
2373 | Log3Func(("Invalid buffer descriptor, fetching next one ...\n"));
|
---|
2374 | ichac97StreamFetchBDLE(pThis, pStream);
|
---|
2375 | }
|
---|
2376 |
|
---|
2377 | if (!pRegs->picb) /* Got a new buffer descriptor, that is, the position is 0? */
|
---|
2378 | {
|
---|
2379 | Log3Func(("Fresh buffer descriptor %RU8 is empty, addr=%#x, len=%#x, skipping\n",
|
---|
2380 | pRegs->civ, pRegs->bd.addr, pRegs->bd.ctl_len));
|
---|
2381 | if (pRegs->civ == pRegs->lvi)
|
---|
2382 | {
|
---|
2383 | pRegs->sr |= AC97_SR_DCH; /** @todo r=andy Also set CELV? */
|
---|
2384 | pThis->bup_flag = 0;
|
---|
2385 |
|
---|
2386 | rc = VINF_EOF;
|
---|
2387 | break;
|
---|
2388 | }
|
---|
2389 |
|
---|
2390 | pRegs->sr &= ~AC97_SR_CELV;
|
---|
2391 | pRegs->civ = pRegs->piv;
|
---|
2392 | pRegs->piv = (pRegs->piv + 1) % AC97_MAX_BDLE;
|
---|
2393 |
|
---|
2394 | ichac97StreamFetchBDLE(pThis, pStream);
|
---|
2395 | continue;
|
---|
2396 | }
|
---|
2397 |
|
---|
2398 | uint32_t cbChunk = RT_MIN((uint32_t)(pRegs->picb << 1), cbLeft); /** @todo r=andy Assumes 16bit samples. */
|
---|
2399 | Assert(cbChunk);
|
---|
2400 |
|
---|
2401 | switch (pStream->u8SD)
|
---|
2402 | {
|
---|
2403 | case AC97SOUNDSOURCE_PO_INDEX: /* Output */
|
---|
2404 | {
|
---|
2405 | void *pvDst;
|
---|
2406 | size_t cbDst;
|
---|
2407 |
|
---|
2408 | RTCircBufAcquireWriteBlock(pCircBuf, cbChunk, &pvDst, &cbDst);
|
---|
2409 |
|
---|
2410 | if (cbDst)
|
---|
2411 | {
|
---|
2412 | int rc2 = PDMDevHlpPhysRead(pThis->CTX_SUFF(pDevIns), pRegs->bd.addr, (uint8_t *)pvDst, cbDst);
|
---|
2413 | AssertRC(rc2);
|
---|
2414 |
|
---|
2415 | #ifdef VBOX_AUDIO_DEBUG_DUMP_PCM_DATA
|
---|
2416 | RTFILE fh;
|
---|
2417 | RTFileOpen(&fh, VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97DMARead.pcm",
|
---|
2418 | RTFILE_O_OPEN_CREATE | RTFILE_O_APPEND | RTFILE_O_WRITE | RTFILE_O_DENY_NONE);
|
---|
2419 | RTFileWrite(fh, pvDst, cbDst, NULL);
|
---|
2420 | RTFileClose(fh);
|
---|
2421 | #endif
|
---|
2422 | }
|
---|
2423 |
|
---|
2424 | RTCircBufReleaseWriteBlock(pCircBuf, cbDst);
|
---|
2425 |
|
---|
2426 | cbChunk = (uint32_t)cbDst; /* Update the current chunk size to what really has been written. */
|
---|
2427 | break;
|
---|
2428 | }
|
---|
2429 |
|
---|
2430 | case AC97SOUNDSOURCE_PI_INDEX: /* Input */
|
---|
2431 | case AC97SOUNDSOURCE_MC_INDEX: /* Input */
|
---|
2432 | {
|
---|
2433 | void *pvSrc;
|
---|
2434 | size_t cbSrc;
|
---|
2435 |
|
---|
2436 | RTCircBufAcquireReadBlock(pCircBuf, cbChunk, &pvSrc, &cbSrc);
|
---|
2437 |
|
---|
2438 | if (cbSrc)
|
---|
2439 | {
|
---|
2440 | int rc2 = PDMDevHlpPhysWrite(pThis->CTX_SUFF(pDevIns), pRegs->bd.addr, (uint8_t *)pvSrc, cbSrc);
|
---|
2441 | AssertRC(rc2);
|
---|
2442 |
|
---|
2443 | #ifdef VBOX_AUDIO_DEBUG_DUMP_PCM_DATA
|
---|
2444 | RTFILE fh;
|
---|
2445 | RTFileOpen(&fh, VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97DMAWrite.pcm",
|
---|
2446 | RTFILE_O_OPEN_CREATE | RTFILE_O_APPEND | RTFILE_O_WRITE | RTFILE_O_DENY_NONE);
|
---|
2447 | RTFileWrite(fh, pvSrc, cbSrc, NULL);
|
---|
2448 | RTFileClose(fh);
|
---|
2449 | #endif
|
---|
2450 | }
|
---|
2451 |
|
---|
2452 | RTCircBufReleaseReadBlock(pCircBuf, cbSrc);
|
---|
2453 |
|
---|
2454 | cbChunk = (uint32_t)cbSrc; /* Update the current chunk size to what really has been read. */
|
---|
2455 | break;
|
---|
2456 | }
|
---|
2457 |
|
---|
2458 | default:
|
---|
2459 | AssertMsgFailed(("Stream #%RU8 not supported\n", pStream->u8SD));
|
---|
2460 | rc = VERR_NOT_SUPPORTED;
|
---|
2461 | break;
|
---|
2462 | }
|
---|
2463 |
|
---|
2464 | if (RT_FAILURE(rc))
|
---|
2465 | break;
|
---|
2466 |
|
---|
2467 | if (cbChunk)
|
---|
2468 | {
|
---|
2469 | cbProcessedTotal += cbChunk;
|
---|
2470 | Assert(cbProcessedTotal <= cbToProcessMax);
|
---|
2471 | Assert(cbLeft >= cbChunk);
|
---|
2472 | cbLeft -= cbChunk;
|
---|
2473 | Assert((cbChunk & 1) == 0); /* Else the following shift won't work */
|
---|
2474 |
|
---|
2475 | pRegs->picb -= (cbChunk >> 1); /** @todo r=andy Assumes 16bit samples. */
|
---|
2476 | pRegs->bd.addr += cbChunk;
|
---|
2477 | }
|
---|
2478 |
|
---|
2479 | LogFlowFunc(("[SD%RU8] cbChunk=%RU32, cbLeft=%RU32, cbTotal=%RU32, rc=%Rrc\n",
|
---|
2480 | pStream->u8SD, cbChunk, cbLeft, cbProcessedTotal, rc));
|
---|
2481 |
|
---|
2482 | if (!pRegs->picb)
|
---|
2483 | {
|
---|
2484 | uint32_t new_sr = pRegs->sr & ~AC97_SR_CELV;
|
---|
2485 |
|
---|
2486 | if (pRegs->bd.ctl_len & AC97_BD_IOC)
|
---|
2487 | {
|
---|
2488 | new_sr |= AC97_SR_BCIS;
|
---|
2489 | }
|
---|
2490 |
|
---|
2491 | if (pRegs->civ == pRegs->lvi)
|
---|
2492 | {
|
---|
2493 | /* Did we run out of data? */
|
---|
2494 | LogFunc(("Underrun CIV (%RU8) == LVI (%RU8)\n", pRegs->civ, pRegs->lvi));
|
---|
2495 |
|
---|
2496 | new_sr |= AC97_SR_LVBCI | AC97_SR_DCH | AC97_SR_CELV;
|
---|
2497 | pThis->bup_flag = (pRegs->bd.ctl_len & AC97_BD_BUP) ? BUP_LAST : 0;
|
---|
2498 |
|
---|
2499 | rc = VINF_EOF;
|
---|
2500 | }
|
---|
2501 | else
|
---|
2502 | {
|
---|
2503 | pRegs->civ = pRegs->piv;
|
---|
2504 | pRegs->piv = (pRegs->piv + 1) % AC97_MAX_BDLE;
|
---|
2505 | ichac97StreamFetchBDLE(pThis, pStream);
|
---|
2506 | }
|
---|
2507 |
|
---|
2508 | ichac97StreamUpdateSR(pThis, pStream, new_sr);
|
---|
2509 | }
|
---|
2510 |
|
---|
2511 | if (/* All data processed? */
|
---|
2512 | rc == VINF_EOF
|
---|
2513 | /* ... or an error occurred? */
|
---|
2514 | || RT_FAILURE(rc))
|
---|
2515 | {
|
---|
2516 | break;
|
---|
2517 | }
|
---|
2518 | }
|
---|
2519 |
|
---|
2520 | ichac97StreamUnlock(pStream);
|
---|
2521 |
|
---|
2522 | LogFlowFuncLeaveRC(rc);
|
---|
2523 | return rc;
|
---|
2524 | }
|
---|
2525 |
|
---|
2526 | /**
|
---|
2527 | * Port I/O Handler for IN operations.
|
---|
2528 | *
|
---|
2529 | * @returns VINF_SUCCESS or VINF_EM_*.
|
---|
2530 | * @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
|
---|
2531 | *
|
---|
2532 | * @param pDevIns The device instance.
|
---|
2533 | * @param pvUser User argument.
|
---|
2534 | * @param uPort Port number used for the IN operation.
|
---|
2535 | * @param pu32Val Where to store the result. This is always a 32-bit
|
---|
2536 | * variable regardless of what @a cbVal might say.
|
---|
2537 | * @param cbVal Number of bytes read.
|
---|
2538 | * @remarks Caller enters the device critical section.
|
---|
2539 | */
|
---|
2540 | static DECLCALLBACK(int) ichac97IOPortNABMRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort,
|
---|
2541 | uint32_t *pu32Val, unsigned cbVal)
|
---|
2542 | {
|
---|
2543 | RT_NOREF(pDevIns);
|
---|
2544 |
|
---|
2545 | PAC97STATE pThis = (PAC97STATE)pvUser;
|
---|
2546 |
|
---|
2547 | DEVAC97_LOCK(pThis);
|
---|
2548 |
|
---|
2549 | /* Get the index of the NABMBAR port. */
|
---|
2550 | const uint32_t uPortIdx = uPort - pThis->IOPortBase[1];
|
---|
2551 |
|
---|
2552 | PAC97STREAM pStream = ichac97GetStreamFromIdx(pThis, AC97_PORT2IDX(uPortIdx));
|
---|
2553 | PAC97BMREGS pRegs = NULL;
|
---|
2554 |
|
---|
2555 | if (pStream) /* Can be NULL, depending on the index (port). */
|
---|
2556 | pRegs = &pStream->Regs;
|
---|
2557 |
|
---|
2558 | int rc = VINF_SUCCESS;
|
---|
2559 |
|
---|
2560 | switch (cbVal)
|
---|
2561 | {
|
---|
2562 | case 1:
|
---|
2563 | {
|
---|
2564 | switch (uPortIdx)
|
---|
2565 | {
|
---|
2566 | case AC97_CAS:
|
---|
2567 | /* Codec Access Semaphore Register */
|
---|
2568 | Log3Func(("CAS %d\n", pThis->cas));
|
---|
2569 | *pu32Val = pThis->cas;
|
---|
2570 | pThis->cas = 1;
|
---|
2571 | break;
|
---|
2572 | case PI_CIV:
|
---|
2573 | case PO_CIV:
|
---|
2574 | case MC_CIV:
|
---|
2575 | /* Current Index Value Register */
|
---|
2576 | *pu32Val = pRegs->civ;
|
---|
2577 | Log3Func(("CIV[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2578 | break;
|
---|
2579 | case PI_LVI:
|
---|
2580 | case PO_LVI:
|
---|
2581 | case MC_LVI:
|
---|
2582 | /* Last Valid Index Register */
|
---|
2583 | *pu32Val = pRegs->lvi;
|
---|
2584 | Log3Func(("LVI[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2585 | break;
|
---|
2586 | case PI_PIV:
|
---|
2587 | case PO_PIV:
|
---|
2588 | case MC_PIV:
|
---|
2589 | /* Prefetched Index Value Register */
|
---|
2590 | *pu32Val = pRegs->piv;
|
---|
2591 | Log3Func(("PIV[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2592 | break;
|
---|
2593 | case PI_CR:
|
---|
2594 | case PO_CR:
|
---|
2595 | case MC_CR:
|
---|
2596 | /* Control Register */
|
---|
2597 | *pu32Val = pRegs->cr;
|
---|
2598 | Log3Func(("CR[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2599 | break;
|
---|
2600 | case PI_SR:
|
---|
2601 | case PO_SR:
|
---|
2602 | case MC_SR:
|
---|
2603 | /* Status Register (lower part) */
|
---|
2604 | *pu32Val = RT_LO_U8(pRegs->sr);
|
---|
2605 | Log3Func(("SRb[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2606 | break;
|
---|
2607 | default:
|
---|
2608 | *pu32Val = UINT32_MAX;
|
---|
2609 | LogFunc(("U nabm readb %#x -> %#x\n", uPort, *pu32Val));
|
---|
2610 | break;
|
---|
2611 | }
|
---|
2612 | break;
|
---|
2613 | }
|
---|
2614 |
|
---|
2615 | case 2:
|
---|
2616 | {
|
---|
2617 | switch (uPortIdx)
|
---|
2618 | {
|
---|
2619 | case PI_SR:
|
---|
2620 | case PO_SR:
|
---|
2621 | case MC_SR:
|
---|
2622 | /* Status Register */
|
---|
2623 | *pu32Val = pRegs->sr;
|
---|
2624 | Log3Func(("SR[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2625 | break;
|
---|
2626 | case PI_PICB:
|
---|
2627 | case PO_PICB:
|
---|
2628 | case MC_PICB:
|
---|
2629 | /* Position in Current Buffer */
|
---|
2630 | *pu32Val = pRegs->picb;
|
---|
2631 | Log3Func(("PICB[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2632 | break;
|
---|
2633 | default:
|
---|
2634 | *pu32Val = UINT32_MAX;
|
---|
2635 | LogFunc(("U nabm readw %#x -> %#x\n", uPort, *pu32Val));
|
---|
2636 | break;
|
---|
2637 | }
|
---|
2638 | break;
|
---|
2639 | }
|
---|
2640 |
|
---|
2641 | case 4:
|
---|
2642 | {
|
---|
2643 | switch (uPortIdx)
|
---|
2644 | {
|
---|
2645 | case PI_BDBAR:
|
---|
2646 | case PO_BDBAR:
|
---|
2647 | case MC_BDBAR:
|
---|
2648 | /* Buffer Descriptor Base Address Register */
|
---|
2649 | *pu32Val = pRegs->bdbar;
|
---|
2650 | Log3Func(("BMADDR[%d] -> %#x\n", AC97_PORT2IDX(uPortIdx), *pu32Val));
|
---|
2651 | break;
|
---|
2652 | case PI_CIV:
|
---|
2653 | case PO_CIV:
|
---|
2654 | case MC_CIV:
|
---|
2655 | /* 32-bit access: Current Index Value Register +
|
---|
2656 | * Last Valid Index Register +
|
---|
2657 | * Status Register */
|
---|
2658 | *pu32Val = pRegs->civ | (pRegs->lvi << 8) | (pRegs->sr << 16); /** @todo r=andy Use RT_MAKE_U32_FROM_U8. */
|
---|
2659 | Log3Func(("CIV LVI SR[%d] -> %#x, %#x, %#x\n",
|
---|
2660 | AC97_PORT2IDX(uPortIdx), pRegs->civ, pRegs->lvi, pRegs->sr));
|
---|
2661 | break;
|
---|
2662 | case PI_PICB:
|
---|
2663 | case PO_PICB:
|
---|
2664 | case MC_PICB:
|
---|
2665 | /* 32-bit access: Position in Current Buffer Register +
|
---|
2666 | * Prefetched Index Value Register +
|
---|
2667 | * Control Register */
|
---|
2668 | *pu32Val = pRegs->picb | (pRegs->piv << 16) | (pRegs->cr << 24); /** @todo r=andy Use RT_MAKE_U32_FROM_U8. */
|
---|
2669 | Log3Func(("PICB PIV CR[%d] -> %#x %#x %#x %#x\n",
|
---|
2670 | AC97_PORT2IDX(uPortIdx), *pu32Val, pRegs->picb, pRegs->piv, pRegs->cr));
|
---|
2671 | break;
|
---|
2672 | case AC97_GLOB_CNT:
|
---|
2673 | /* Global Control */
|
---|
2674 | *pu32Val = pThis->glob_cnt;
|
---|
2675 | Log3Func(("glob_cnt -> %#x\n", *pu32Val));
|
---|
2676 | break;
|
---|
2677 | case AC97_GLOB_STA:
|
---|
2678 | /* Global Status */
|
---|
2679 | *pu32Val = pThis->glob_sta | AC97_GS_S0CR;
|
---|
2680 | Log3Func(("glob_sta -> %#x\n", *pu32Val));
|
---|
2681 | break;
|
---|
2682 | default:
|
---|
2683 | *pu32Val = UINT32_MAX;
|
---|
2684 | LogFunc(("U nabm readl %#x -> %#x\n", uPort, *pu32Val));
|
---|
2685 | break;
|
---|
2686 | }
|
---|
2687 | break;
|
---|
2688 | }
|
---|
2689 |
|
---|
2690 | default:
|
---|
2691 | {
|
---|
2692 | AssertFailed();
|
---|
2693 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
2694 | }
|
---|
2695 | }
|
---|
2696 |
|
---|
2697 | DEVAC97_UNLOCK(pThis);
|
---|
2698 |
|
---|
2699 | return rc;
|
---|
2700 | }
|
---|
2701 |
|
---|
2702 | /**
|
---|
2703 | * Port I/O Handler for OUT operations.
|
---|
2704 | *
|
---|
2705 | * @returns VINF_SUCCESS or VINF_EM_*.
|
---|
2706 | *
|
---|
2707 | * @param pDevIns The device instance.
|
---|
2708 | * @param pvUser User argument.
|
---|
2709 | * @param uPort Port number used for the OUT operation.
|
---|
2710 | * @param u32Val The value to output.
|
---|
2711 | * @param cbVal The value size in bytes.
|
---|
2712 | * @remarks Caller enters the device critical section.
|
---|
2713 | */
|
---|
2714 | static DECLCALLBACK(int) ichac97IOPortNABMWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort,
|
---|
2715 | uint32_t u32Val, unsigned cbVal)
|
---|
2716 | {
|
---|
2717 | RT_NOREF(pDevIns);
|
---|
2718 |
|
---|
2719 | PAC97STATE pThis = (PAC97STATE)pvUser;
|
---|
2720 |
|
---|
2721 | DEVAC97_LOCK_BOTH_RETURN(pThis, VINF_IOM_R3_IOPORT_WRITE);
|
---|
2722 |
|
---|
2723 | /* Get the index of the NABMBAR register. */
|
---|
2724 | const uint32_t uPortIdx = uPort - pThis->IOPortBase[1];
|
---|
2725 |
|
---|
2726 | PAC97STREAM pStream = ichac97GetStreamFromIdx(pThis, AC97_PORT2IDX(uPortIdx));
|
---|
2727 | PAC97BMREGS pRegs = NULL;
|
---|
2728 |
|
---|
2729 | if (pStream) /* Can be NULL, depending on the index (port). */
|
---|
2730 | pRegs = &pStream->Regs;
|
---|
2731 |
|
---|
2732 | switch (cbVal)
|
---|
2733 | {
|
---|
2734 | case 1:
|
---|
2735 | {
|
---|
2736 | switch (uPortIdx)
|
---|
2737 | {
|
---|
2738 | /*
|
---|
2739 | * Last Valid Index.
|
---|
2740 | */
|
---|
2741 | case PI_LVI:
|
---|
2742 | case PO_LVI:
|
---|
2743 | case MC_LVI:
|
---|
2744 | {
|
---|
2745 | if ( (pRegs->cr & AC97_CR_RPBM)
|
---|
2746 | && (pRegs->sr & AC97_SR_DCH))
|
---|
2747 | {
|
---|
2748 | pRegs->sr &= ~(AC97_SR_DCH | AC97_SR_CELV);
|
---|
2749 | pRegs->civ = pRegs->piv;
|
---|
2750 | pRegs->piv = (pRegs->piv + 1) % AC97_MAX_BDLE;
|
---|
2751 |
|
---|
2752 | ichac97StreamFetchBDLE(pThis, pStream);
|
---|
2753 | }
|
---|
2754 | pRegs->lvi = u32Val % AC97_MAX_BDLE;
|
---|
2755 | Log3Func(("[SD%RU8] LVI <- %#x\n", pStream->u8SD, u32Val));
|
---|
2756 | break;
|
---|
2757 | }
|
---|
2758 |
|
---|
2759 | /*
|
---|
2760 | * Control Registers.
|
---|
2761 | */
|
---|
2762 | case PI_CR:
|
---|
2763 | case PO_CR:
|
---|
2764 | case MC_CR:
|
---|
2765 | {
|
---|
2766 | Log3Func(("[SD%RU8] CR <- %#x (cr %#x)\n", pStream->u8SD, u32Val, pRegs->cr));
|
---|
2767 |
|
---|
2768 | if (u32Val & AC97_CR_RR) /* Busmaster reset. */
|
---|
2769 | {
|
---|
2770 | Log3Func(("[SD%RU8] Reset\n", pStream->u8SD));
|
---|
2771 |
|
---|
2772 | /* Make sure that Run/Pause Bus Master bit (RPBM) is cleared (0). */
|
---|
2773 | Assert((pRegs->cr & AC97_CR_RPBM) == 0);
|
---|
2774 |
|
---|
2775 | ichac97StreamEnable(pThis, pStream, false /* fEnable */);
|
---|
2776 | ichac97StreamReset(pThis, pStream);
|
---|
2777 |
|
---|
2778 | ichac97StreamUpdateSR(pThis, pStream, AC97_SR_DCH); /** @todo Do we need to do that? */
|
---|
2779 | }
|
---|
2780 | else
|
---|
2781 | {
|
---|
2782 | pRegs->cr = u32Val & AC97_CR_VALID_MASK;
|
---|
2783 |
|
---|
2784 | if (!(pRegs->cr & AC97_CR_RPBM))
|
---|
2785 | {
|
---|
2786 | Log3Func(("[SD%RU8] Disable\n", pStream->u8SD));
|
---|
2787 |
|
---|
2788 | ichac97StreamEnable(pThis, pStream, false /* fEnable */);
|
---|
2789 |
|
---|
2790 | pRegs->sr |= AC97_SR_DCH;
|
---|
2791 | }
|
---|
2792 | else
|
---|
2793 | {
|
---|
2794 | Log3Func(("[SD%RU8] Enable\n", pStream->u8SD));
|
---|
2795 |
|
---|
2796 | pRegs->civ = pRegs->piv;
|
---|
2797 | pRegs->piv = (pRegs->piv + 1) % AC97_MAX_BDLE;
|
---|
2798 |
|
---|
2799 | pRegs->sr &= ~AC97_SR_DCH;
|
---|
2800 |
|
---|
2801 | /* Fetch the initial BDLE descriptor. */
|
---|
2802 | ichac97StreamFetchBDLE(pThis, pStream);
|
---|
2803 |
|
---|
2804 | ichac97StreamEnable(pThis, pStream, true /* fEnable */);
|
---|
2805 | }
|
---|
2806 | }
|
---|
2807 | break;
|
---|
2808 | }
|
---|
2809 |
|
---|
2810 | /*
|
---|
2811 | * Status Registers.
|
---|
2812 | */
|
---|
2813 | case PI_SR:
|
---|
2814 | case PO_SR:
|
---|
2815 | case MC_SR:
|
---|
2816 | {
|
---|
2817 | pRegs->sr |= u32Val & ~(AC97_SR_RO_MASK | AC97_SR_WCLEAR_MASK);
|
---|
2818 | ichac97StreamUpdateSR(pThis, pStream, pRegs->sr & ~(u32Val & AC97_SR_WCLEAR_MASK));
|
---|
2819 | Log3Func(("[SD%RU8] SR <- %#x (sr %#x)\n", pStream->u8SD, u32Val, pRegs->sr));
|
---|
2820 | break;
|
---|
2821 | }
|
---|
2822 |
|
---|
2823 | default:
|
---|
2824 | LogRel2(("AC97: Warning: Unimplemented NABMWrite (%u byte) portIdx=%#x <- %#x\n", cbVal, uPortIdx, u32Val));
|
---|
2825 | break;
|
---|
2826 | }
|
---|
2827 | break;
|
---|
2828 | }
|
---|
2829 |
|
---|
2830 | case 2:
|
---|
2831 | {
|
---|
2832 | switch (uPortIdx)
|
---|
2833 | {
|
---|
2834 | case PI_SR:
|
---|
2835 | case PO_SR:
|
---|
2836 | case MC_SR:
|
---|
2837 | /* Status Register */
|
---|
2838 | pRegs->sr |= u32Val & ~(AC97_SR_RO_MASK | AC97_SR_WCLEAR_MASK);
|
---|
2839 | ichac97StreamUpdateSR(pThis, pStream, pRegs->sr & ~(u32Val & AC97_SR_WCLEAR_MASK));
|
---|
2840 | Log3Func(("[SD%RU8] SR <- %#x (sr %#x)\n", pStream->u8SD, u32Val, pRegs->sr));
|
---|
2841 | break;
|
---|
2842 | default:
|
---|
2843 | LogRel2(("AC97: Warning: Unimplemented NABMWrite (%u byte) portIdx=%#x <- %#x\n", cbVal, uPortIdx, u32Val));
|
---|
2844 | break;
|
---|
2845 | }
|
---|
2846 | break;
|
---|
2847 | }
|
---|
2848 |
|
---|
2849 | case 4:
|
---|
2850 | {
|
---|
2851 | switch (uPortIdx)
|
---|
2852 | {
|
---|
2853 | case PI_BDBAR:
|
---|
2854 | case PO_BDBAR:
|
---|
2855 | case MC_BDBAR:
|
---|
2856 | /* Buffer Descriptor list Base Address Register */
|
---|
2857 | pRegs->bdbar = u32Val & ~3;
|
---|
2858 | Log3Func(("[SD%RU8] BDBAR <- %#x (bdbar %#x)\n", AC97_PORT2IDX(uPortIdx), u32Val, pRegs->bdbar));
|
---|
2859 | break;
|
---|
2860 | case AC97_GLOB_CNT:
|
---|
2861 | /* Global Control */
|
---|
2862 | if (u32Val & AC97_GC_WR)
|
---|
2863 | ichac97WarmReset(pThis);
|
---|
2864 | if (u32Val & AC97_GC_CR)
|
---|
2865 | ichac97ColdReset(pThis);
|
---|
2866 | if (!(u32Val & (AC97_GC_WR | AC97_GC_CR)))
|
---|
2867 | pThis->glob_cnt = u32Val & AC97_GC_VALID_MASK;
|
---|
2868 | Log3Func(("glob_cnt <- %#x (glob_cnt %#x)\n", u32Val, pThis->glob_cnt));
|
---|
2869 | break;
|
---|
2870 | case AC97_GLOB_STA:
|
---|
2871 | /* Global Status */
|
---|
2872 | pThis->glob_sta &= ~(u32Val & AC97_GS_WCLEAR_MASK);
|
---|
2873 | pThis->glob_sta |= (u32Val & ~(AC97_GS_WCLEAR_MASK | AC97_GS_RO_MASK)) & AC97_GS_VALID_MASK;
|
---|
2874 | Log3Func(("glob_sta <- %#x (glob_sta %#x)\n", u32Val, pThis->glob_sta));
|
---|
2875 | break;
|
---|
2876 | default:
|
---|
2877 | LogRel2(("AC97: Warning: Unimplemented NABMWrite (%u byte) portIdx=%#x <- %#x\n", cbVal, uPortIdx, u32Val));
|
---|
2878 | break;
|
---|
2879 | }
|
---|
2880 | break;
|
---|
2881 | }
|
---|
2882 |
|
---|
2883 | default:
|
---|
2884 | LogRel2(("AC97: Warning: Unimplemented NABMWrite (%u byte) portIdx=%#x <- %#x\n", cbVal, uPortIdx, u32Val));
|
---|
2885 | break;
|
---|
2886 | }
|
---|
2887 |
|
---|
2888 | DEVAC97_UNLOCK_BOTH(pThis);
|
---|
2889 |
|
---|
2890 | return VINF_SUCCESS;
|
---|
2891 | }
|
---|
2892 |
|
---|
2893 | /**
|
---|
2894 | * Port I/O Handler for IN operations.
|
---|
2895 | *
|
---|
2896 | * @returns VINF_SUCCESS or VINF_EM_*.
|
---|
2897 | * @returns VERR_IOM_IOPORT_UNUSED if the port is really unused and a ~0 value should be returned.
|
---|
2898 | *
|
---|
2899 | * @param pDevIns The device instance.
|
---|
2900 | * @param pvUser User argument.
|
---|
2901 | * @param uPort Port number used for the IN operation.
|
---|
2902 | * @param pu32Val Where to store the result. This is always a 32-bit
|
---|
2903 | * variable regardless of what @a cbVal might say.
|
---|
2904 | * @param cbVal Number of bytes read.
|
---|
2905 | * @remarks Caller enters the device critical section.
|
---|
2906 | */
|
---|
2907 | static DECLCALLBACK(int) ichac97IOPortNAMRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort, uint32_t *pu32Val, unsigned cbVal)
|
---|
2908 | {
|
---|
2909 | RT_NOREF(pDevIns);
|
---|
2910 | PAC97STATE pThis = (PAC97STATE)pvUser;
|
---|
2911 |
|
---|
2912 | DEVAC97_LOCK(pThis);
|
---|
2913 |
|
---|
2914 | int rc = VINF_SUCCESS;
|
---|
2915 |
|
---|
2916 | uint32_t index = uPort - pThis->IOPortBase[0];
|
---|
2917 |
|
---|
2918 | switch (cbVal)
|
---|
2919 | {
|
---|
2920 | case 1:
|
---|
2921 | {
|
---|
2922 | LogRel2(("AC97: Warning: Unimplemented read (%u byte) port=%#x, idx=%RU32\n", cbVal, uPort, index));
|
---|
2923 | pThis->cas = 0;
|
---|
2924 | *pu32Val = UINT32_MAX;
|
---|
2925 | break;
|
---|
2926 | }
|
---|
2927 |
|
---|
2928 | case 2:
|
---|
2929 | {
|
---|
2930 | *pu32Val = UINT32_MAX;
|
---|
2931 | pThis->cas = 0;
|
---|
2932 |
|
---|
2933 | switch (index)
|
---|
2934 | {
|
---|
2935 | default:
|
---|
2936 | *pu32Val = ichac97MixerGet(pThis, index);
|
---|
2937 | break;
|
---|
2938 | }
|
---|
2939 | break;
|
---|
2940 | }
|
---|
2941 |
|
---|
2942 | case 4:
|
---|
2943 | {
|
---|
2944 | LogRel2(("AC97: Warning: Unimplemented read (%u byte) port=%#x, idx=%RU32\n", cbVal, uPort, index));
|
---|
2945 | pThis->cas = 0;
|
---|
2946 | *pu32Val = UINT32_MAX;
|
---|
2947 | break;
|
---|
2948 | }
|
---|
2949 |
|
---|
2950 | default:
|
---|
2951 | {
|
---|
2952 | AssertFailed();
|
---|
2953 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
2954 | }
|
---|
2955 | }
|
---|
2956 |
|
---|
2957 | DEVAC97_UNLOCK(pThis);
|
---|
2958 |
|
---|
2959 | return rc;
|
---|
2960 | }
|
---|
2961 |
|
---|
2962 | /**
|
---|
2963 | * Port I/O Handler for OUT operations.
|
---|
2964 | *
|
---|
2965 | * @returns VINF_SUCCESS or VINF_EM_*.
|
---|
2966 | *
|
---|
2967 | * @param pDevIns The device instance.
|
---|
2968 | * @param pvUser User argument.
|
---|
2969 | * @param uPort Port number used for the OUT operation.
|
---|
2970 | * @param u32Val The value to output.
|
---|
2971 | * @param cbVal The value size in bytes.
|
---|
2972 | * @remarks Caller enters the device critical section.
|
---|
2973 | */
|
---|
2974 | static DECLCALLBACK(int) ichac97IOPortNAMWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT uPort,
|
---|
2975 | uint32_t u32Val, unsigned cbVal)
|
---|
2976 | {
|
---|
2977 | RT_NOREF(pDevIns);
|
---|
2978 | PAC97STATE pThis = (PAC97STATE)pvUser;
|
---|
2979 |
|
---|
2980 | DEVAC97_LOCK_BOTH_RETURN(pThis, VINF_IOM_R3_IOPORT_WRITE);
|
---|
2981 |
|
---|
2982 | uint32_t uPortIdx = uPort - pThis->IOPortBase[0];
|
---|
2983 |
|
---|
2984 | switch (cbVal)
|
---|
2985 | {
|
---|
2986 | case 1:
|
---|
2987 | {
|
---|
2988 | LogRel2(("AC97: Warning: Unimplemented NAMWrite (%u byte) port=%#x, idx=0x%x <- %#x\n", cbVal, uPort, uPortIdx, u32Val));
|
---|
2989 | pThis->cas = 0;
|
---|
2990 | break;
|
---|
2991 | }
|
---|
2992 |
|
---|
2993 | case 2:
|
---|
2994 | {
|
---|
2995 | pThis->cas = 0;
|
---|
2996 | switch (uPortIdx)
|
---|
2997 | {
|
---|
2998 | case AC97_Reset:
|
---|
2999 | ichac97Reset(pThis->CTX_SUFF(pDevIns));
|
---|
3000 | break;
|
---|
3001 | case AC97_Powerdown_Ctrl_Stat:
|
---|
3002 | u32Val &= ~0xf;
|
---|
3003 | u32Val |= ichac97MixerGet(pThis, uPortIdx) & 0xf;
|
---|
3004 | ichac97MixerSet(pThis, uPortIdx, u32Val);
|
---|
3005 | break;
|
---|
3006 | case AC97_Master_Volume_Mute:
|
---|
3007 | if (pThis->uCodecModel == AC97_CODEC_AD1980)
|
---|
3008 | {
|
---|
3009 | if (ichac97MixerGet(pThis, AC97_AD_Misc) & AC97_AD_MISC_LOSEL)
|
---|
3010 | break; /* Register controls surround (rear), do nothing. */
|
---|
3011 | }
|
---|
3012 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_VOLUME_MASTER, u32Val);
|
---|
3013 | break;
|
---|
3014 | case AC97_Headphone_Volume_Mute:
|
---|
3015 | if (pThis->uCodecModel == AC97_CODEC_AD1980)
|
---|
3016 | {
|
---|
3017 | if (ichac97MixerGet(pThis, AC97_AD_Misc) & AC97_AD_MISC_HPSEL)
|
---|
3018 | {
|
---|
3019 | /* Register controls PCM (front) outputs. */
|
---|
3020 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_VOLUME_MASTER, u32Val);
|
---|
3021 | }
|
---|
3022 | }
|
---|
3023 | break;
|
---|
3024 | case AC97_PCM_Out_Volume_Mute:
|
---|
3025 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_FRONT, u32Val);
|
---|
3026 | break;
|
---|
3027 | case AC97_Line_In_Volume_Mute:
|
---|
3028 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_LINE_IN, u32Val);
|
---|
3029 | break;
|
---|
3030 | case AC97_Record_Select:
|
---|
3031 | ichac97MixerRecordSelect(pThis, u32Val);
|
---|
3032 | break;
|
---|
3033 | case AC97_Record_Gain_Mute:
|
---|
3034 | /* Newer Ubuntu guests rely on that when controlling gain and muting
|
---|
3035 | * the recording (capturing) levels. */
|
---|
3036 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_LINE_IN, u32Val);
|
---|
3037 | break;
|
---|
3038 | case AC97_Record_Gain_Mic_Mute:
|
---|
3039 | /* Ditto; see note above. */
|
---|
3040 | ichac97MixerSetVolume(pThis, uPortIdx, PDMAUDIOMIXERCTL_MIC_IN, u32Val);
|
---|
3041 | break;
|
---|
3042 | case AC97_Vendor_ID1:
|
---|
3043 | case AC97_Vendor_ID2:
|
---|
3044 | LogFunc(("Attempt to write vendor ID to %#x\n", u32Val));
|
---|
3045 | break;
|
---|
3046 | case AC97_Extended_Audio_ID:
|
---|
3047 | LogFunc(("Attempt to write extended audio ID to %#x\n", u32Val));
|
---|
3048 | break;
|
---|
3049 | case AC97_Extended_Audio_Ctrl_Stat:
|
---|
3050 | if (!(u32Val & AC97_EACS_VRA))
|
---|
3051 | {
|
---|
3052 | ichac97MixerSet(pThis, AC97_PCM_Front_DAC_Rate, 48000);
|
---|
3053 | ichac97StreamReOpen(pThis, &pThis->StreamOut);
|
---|
3054 |
|
---|
3055 | ichac97MixerSet(pThis, AC97_PCM_LR_ADC_Rate, 48000);
|
---|
3056 | ichac97StreamReOpen(pThis, &pThis->StreamLineIn);
|
---|
3057 | }
|
---|
3058 | else
|
---|
3059 | LogRel2(("AC97: Variable rate audio (VRA) is not supported\n"));
|
---|
3060 |
|
---|
3061 | if (!(u32Val & AC97_EACS_VRM))
|
---|
3062 | {
|
---|
3063 | ichac97MixerSet(pThis, AC97_MIC_ADC_Rate, 48000);
|
---|
3064 | ichac97StreamReOpen(pThis, &pThis->StreamMicIn);
|
---|
3065 | }
|
---|
3066 | else
|
---|
3067 | LogRel2(("AC97: Variable rate microphone audio (VRM) is not supported\n"));
|
---|
3068 |
|
---|
3069 | LogFunc(("Setting extended audio control to %#x\n", u32Val));
|
---|
3070 | ichac97MixerSet(pThis, AC97_Extended_Audio_Ctrl_Stat, u32Val);
|
---|
3071 | break;
|
---|
3072 | case AC97_PCM_Front_DAC_Rate:
|
---|
3073 | if (ichac97MixerGet(pThis, AC97_Extended_Audio_Ctrl_Stat) & AC97_EACS_VRA)
|
---|
3074 | {
|
---|
3075 | ichac97MixerSet(pThis, uPortIdx, u32Val);
|
---|
3076 | LogFunc(("Set front DAC rate to %RU32\n", u32Val));
|
---|
3077 | ichac97StreamReOpen(pThis, &pThis->StreamOut);
|
---|
3078 | }
|
---|
3079 | else
|
---|
3080 | AssertMsgFailed(("Attempt to set front DAC rate to %RU32, but VRA is not set\n", u32Val));
|
---|
3081 | break;
|
---|
3082 | case AC97_MIC_ADC_Rate:
|
---|
3083 | if (ichac97MixerGet(pThis, AC97_Extended_Audio_Ctrl_Stat) & AC97_EACS_VRM)
|
---|
3084 | {
|
---|
3085 | ichac97MixerSet(pThis, uPortIdx, u32Val);
|
---|
3086 | LogFunc(("Set MIC ADC rate to %RU32\n", u32Val));
|
---|
3087 | ichac97StreamReOpen(pThis, &pThis->StreamMicIn);
|
---|
3088 | }
|
---|
3089 | else
|
---|
3090 | AssertMsgFailed(("Attempt to set MIC ADC rate to %RU32, but VRM is not set\n", u32Val));
|
---|
3091 | break;
|
---|
3092 | case AC97_PCM_LR_ADC_Rate:
|
---|
3093 | if (ichac97MixerGet(pThis, AC97_Extended_Audio_Ctrl_Stat) & AC97_EACS_VRA)
|
---|
3094 | {
|
---|
3095 | ichac97MixerSet(pThis, uPortIdx, u32Val);
|
---|
3096 | LogFunc(("Set front LR ADC rate to %RU32\n", u32Val));
|
---|
3097 | ichac97StreamReOpen(pThis, &pThis->StreamLineIn);
|
---|
3098 | }
|
---|
3099 | else
|
---|
3100 | AssertMsgFailed(("Attempt to set LR ADC rate to %RU32, but VRA is not set\n", u32Val));
|
---|
3101 | break;
|
---|
3102 | default:
|
---|
3103 | LogRel2(("AC97: Warning: Unimplemented NAMWrite (%u byte) port=%#x, idx=0x%x <- %#x\n", cbVal, uPort, uPortIdx, u32Val));
|
---|
3104 | ichac97MixerSet(pThis, uPortIdx, u32Val);
|
---|
3105 | break;
|
---|
3106 | }
|
---|
3107 | break;
|
---|
3108 | }
|
---|
3109 |
|
---|
3110 | case 4:
|
---|
3111 | {
|
---|
3112 | LogRel2(("AC97: Warning: Unimplemented NAMWrite (%u byte) port=%#x, idx=0x%x <- %#x\n", cbVal, uPort, uPortIdx, u32Val));
|
---|
3113 | pThis->cas = 0;
|
---|
3114 | break;
|
---|
3115 | }
|
---|
3116 |
|
---|
3117 | default:
|
---|
3118 | AssertMsgFailed(("Unhandled NAMWrite port=%#x, cbVal=%u u32Val=%#x\n", uPort, cbVal, u32Val));
|
---|
3119 | break;
|
---|
3120 | }
|
---|
3121 |
|
---|
3122 | DEVAC97_UNLOCK_BOTH(pThis);
|
---|
3123 |
|
---|
3124 | return VINF_SUCCESS;
|
---|
3125 | }
|
---|
3126 |
|
---|
3127 |
|
---|
3128 | /**
|
---|
3129 | * @callback_method_impl{FNPCIIOREGIONMAP}
|
---|
3130 | */
|
---|
3131 | static DECLCALLBACK(int) ichac97IOPortMap(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iRegion,
|
---|
3132 | RTGCPHYS GCPhysAddress, RTGCPHYS cb, PCIADDRESSSPACE enmType)
|
---|
3133 | {
|
---|
3134 | RT_NOREF(cb, enmType);
|
---|
3135 |
|
---|
3136 | Assert(enmType == PCI_ADDRESS_SPACE_IO);
|
---|
3137 | Assert(cb >= 0x20);
|
---|
3138 |
|
---|
3139 | if (iRegion > 1) /* We support 2 regions max. at the moment. */
|
---|
3140 | return VERR_INVALID_PARAMETER;
|
---|
3141 |
|
---|
3142 | PAC97STATE pThis = RT_FROM_MEMBER(pPciDev, AC97STATE, PciDev);
|
---|
3143 | RTIOPORT Port = (RTIOPORT)GCPhysAddress;
|
---|
3144 |
|
---|
3145 | int rc;
|
---|
3146 | if (iRegion == 0)
|
---|
3147 | rc = PDMDevHlpIOPortRegister(pDevIns, Port, 256, pThis,
|
---|
3148 | ichac97IOPortNAMWrite, ichac97IOPortNAMRead,
|
---|
3149 | NULL, NULL, "ICHAC97 NAM");
|
---|
3150 | else
|
---|
3151 | rc = PDMDevHlpIOPortRegister(pDevIns, Port, 64, pThis,
|
---|
3152 | ichac97IOPortNABMWrite, ichac97IOPortNABMRead,
|
---|
3153 | NULL, NULL, "ICHAC97 NABM");
|
---|
3154 | if (RT_FAILURE(rc))
|
---|
3155 | return rc;
|
---|
3156 |
|
---|
3157 | pThis->IOPortBase[iRegion] = Port;
|
---|
3158 | return VINF_SUCCESS;
|
---|
3159 | }
|
---|
3160 |
|
---|
3161 | #ifdef IN_RING3
|
---|
3162 | /**
|
---|
3163 | * Saves (serializes) an AC'97 stream using SSM.
|
---|
3164 | *
|
---|
3165 | * @returns IPRT status code.
|
---|
3166 | * @param pDevIns Device instance.
|
---|
3167 | * @param pSSM Saved state manager (SSM) handle to use.
|
---|
3168 | * @param pStream AC'97 stream to save.
|
---|
3169 | */
|
---|
3170 | static int ichac97SaveStream(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, PAC97STREAM pStream)
|
---|
3171 | {
|
---|
3172 | RT_NOREF(pDevIns);
|
---|
3173 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
3174 |
|
---|
3175 | SSMR3PutU32(pSSM, pRegs->bdbar);
|
---|
3176 | SSMR3PutU8( pSSM, pRegs->civ);
|
---|
3177 | SSMR3PutU8( pSSM, pRegs->lvi);
|
---|
3178 | SSMR3PutU16(pSSM, pRegs->sr);
|
---|
3179 | SSMR3PutU16(pSSM, pRegs->picb);
|
---|
3180 | SSMR3PutU8( pSSM, pRegs->piv);
|
---|
3181 | SSMR3PutU8( pSSM, pRegs->cr);
|
---|
3182 | SSMR3PutS32(pSSM, pRegs->bd_valid);
|
---|
3183 | SSMR3PutU32(pSSM, pRegs->bd.addr);
|
---|
3184 | SSMR3PutU32(pSSM, pRegs->bd.ctl_len);
|
---|
3185 |
|
---|
3186 | return VINF_SUCCESS;
|
---|
3187 | }
|
---|
3188 |
|
---|
3189 | /**
|
---|
3190 | * @callback_method_impl{FNSSMDEVSAVEEXEC}
|
---|
3191 | */
|
---|
3192 | static DECLCALLBACK(int) ichac97SaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
3193 | {
|
---|
3194 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3195 |
|
---|
3196 | LogFlowFuncEnter();
|
---|
3197 |
|
---|
3198 | SSMR3PutU32(pSSM, pThis->glob_cnt);
|
---|
3199 | SSMR3PutU32(pSSM, pThis->glob_sta);
|
---|
3200 | SSMR3PutU32(pSSM, pThis->cas);
|
---|
3201 |
|
---|
3202 | /** @todo r=andy For the next saved state version, add unique stream identifiers and a stream count. */
|
---|
3203 | /* Note: The order the streams are saved here is critical, so don't touch. */
|
---|
3204 | int rc2 = ichac97SaveStream(pDevIns, pSSM, &pThis->StreamLineIn);
|
---|
3205 | AssertRC(rc2);
|
---|
3206 | rc2 = ichac97SaveStream(pDevIns, pSSM, &pThis->StreamOut);
|
---|
3207 | AssertRC(rc2);
|
---|
3208 | rc2 = ichac97SaveStream(pDevIns, pSSM, &pThis->StreamMicIn);
|
---|
3209 | AssertRC(rc2);
|
---|
3210 |
|
---|
3211 | SSMR3PutMem(pSSM, pThis->mixer_data, sizeof(pThis->mixer_data));
|
---|
3212 |
|
---|
3213 | uint8_t active[AC97SOUNDSOURCE_LAST_INDEX];
|
---|
3214 |
|
---|
3215 | active[AC97SOUNDSOURCE_PI_INDEX] = ichac97StreamIsEnabled(pThis, &pThis->StreamLineIn) ? 1 : 0;
|
---|
3216 | active[AC97SOUNDSOURCE_PO_INDEX] = ichac97StreamIsEnabled(pThis, &pThis->StreamOut) ? 1 : 0;
|
---|
3217 | active[AC97SOUNDSOURCE_MC_INDEX] = ichac97StreamIsEnabled(pThis, &pThis->StreamMicIn) ? 1 : 0;
|
---|
3218 |
|
---|
3219 | SSMR3PutMem(pSSM, active, sizeof(active));
|
---|
3220 |
|
---|
3221 | LogFlowFuncLeaveRC(VINF_SUCCESS);
|
---|
3222 | return VINF_SUCCESS;
|
---|
3223 | }
|
---|
3224 |
|
---|
3225 | /**
|
---|
3226 | * Loads an AC'97 stream from SSM.
|
---|
3227 | *
|
---|
3228 | * @returns IPRT status code.
|
---|
3229 | * @param pDevIns Device instance.
|
---|
3230 | * @param pSSM Saved state manager (SSM) handle to use.
|
---|
3231 | * @param pStream AC'97 stream to load.
|
---|
3232 | */
|
---|
3233 | static int ichac97LoadStream(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, PAC97STREAM pStream)
|
---|
3234 | {
|
---|
3235 | RT_NOREF(pDevIns);
|
---|
3236 | PAC97BMREGS pRegs = &pStream->Regs;
|
---|
3237 |
|
---|
3238 | SSMR3GetU32(pSSM, &pRegs->bdbar);
|
---|
3239 | SSMR3GetU8( pSSM, &pRegs->civ);
|
---|
3240 | SSMR3GetU8( pSSM, &pRegs->lvi);
|
---|
3241 | SSMR3GetU16(pSSM, &pRegs->sr);
|
---|
3242 | SSMR3GetU16(pSSM, &pRegs->picb);
|
---|
3243 | SSMR3GetU8( pSSM, &pRegs->piv);
|
---|
3244 | SSMR3GetU8( pSSM, &pRegs->cr);
|
---|
3245 | SSMR3GetS32(pSSM, &pRegs->bd_valid);
|
---|
3246 | SSMR3GetU32(pSSM, &pRegs->bd.addr);
|
---|
3247 | SSMR3GetU32(pSSM, &pRegs->bd.ctl_len);
|
---|
3248 |
|
---|
3249 | return VINF_SUCCESS;
|
---|
3250 | }
|
---|
3251 |
|
---|
3252 | /**
|
---|
3253 | * @callback_method_impl{FNSSMDEVLOADEXEC}
|
---|
3254 | */
|
---|
3255 | static DECLCALLBACK(int) ichac97LoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
|
---|
3256 | {
|
---|
3257 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3258 |
|
---|
3259 | LogRel2(("ichac97LoadExec: uVersion=%RU32, uPass=0x%x\n", uVersion, uPass));
|
---|
3260 |
|
---|
3261 | AssertMsgReturn (uVersion == AC97_SSM_VERSION, ("%RU32\n", uVersion), VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION);
|
---|
3262 | Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
|
---|
3263 |
|
---|
3264 | SSMR3GetU32(pSSM, &pThis->glob_cnt);
|
---|
3265 | SSMR3GetU32(pSSM, &pThis->glob_sta);
|
---|
3266 | SSMR3GetU32(pSSM, &pThis->cas);
|
---|
3267 |
|
---|
3268 | /** @todo r=andy For the next saved state version, add unique stream identifiers and a stream count. */
|
---|
3269 | /* Note: The order the streams are loaded here is critical, so don't touch. */
|
---|
3270 | int rc2 = ichac97LoadStream(pDevIns, pSSM, &pThis->StreamLineIn);
|
---|
3271 | AssertRC(rc2);
|
---|
3272 | rc2 = ichac97LoadStream(pDevIns, pSSM, &pThis->StreamOut);
|
---|
3273 | AssertRC(rc2);
|
---|
3274 | rc2 = ichac97LoadStream(pDevIns, pSSM, &pThis->StreamMicIn);
|
---|
3275 | AssertRC(rc2);
|
---|
3276 |
|
---|
3277 | SSMR3GetMem(pSSM, pThis->mixer_data, sizeof(pThis->mixer_data));
|
---|
3278 |
|
---|
3279 | /** @todo r=andy Stream IDs are hardcoded to certain streams. */
|
---|
3280 | uint8_t uaStrmsActive[AC97SOUNDSOURCE_LAST_INDEX];
|
---|
3281 | SSMR3GetMem(pSSM, uaStrmsActive, sizeof(uaStrmsActive));
|
---|
3282 |
|
---|
3283 | ichac97MixerRecordSelect(pThis, ichac97MixerGet(pThis, AC97_Record_Select));
|
---|
3284 | # define V_(a, b) ichac97MixerSetVolume(pThis, a, b, ichac97MixerGet(pThis, a))
|
---|
3285 | V_(AC97_Master_Volume_Mute, PDMAUDIOMIXERCTL_VOLUME_MASTER);
|
---|
3286 | V_(AC97_PCM_Out_Volume_Mute, PDMAUDIOMIXERCTL_FRONT);
|
---|
3287 | V_(AC97_Line_In_Volume_Mute, PDMAUDIOMIXERCTL_LINE_IN);
|
---|
3288 | V_(AC97_Mic_Volume_Mute, PDMAUDIOMIXERCTL_MIC_IN);
|
---|
3289 | # undef V_
|
---|
3290 | if (pThis->uCodecModel == AC97_CODEC_AD1980)
|
---|
3291 | if (ichac97MixerGet(pThis, AC97_AD_Misc) & AC97_AD_MISC_HPSEL)
|
---|
3292 | ichac97MixerSetVolume(pThis, AC97_Headphone_Volume_Mute, PDMAUDIOMIXERCTL_VOLUME_MASTER,
|
---|
3293 | ichac97MixerGet(pThis, AC97_Headphone_Volume_Mute));
|
---|
3294 |
|
---|
3295 | /** @todo r=andy Stream IDs are hardcoded to certain streams. */
|
---|
3296 | rc2 = ichac97StreamEnable(pThis, &pThis->StreamLineIn, RT_BOOL(uaStrmsActive[AC97SOUNDSOURCE_PI_INDEX]));
|
---|
3297 | if (RT_SUCCESS(rc2))
|
---|
3298 | rc2 = ichac97StreamEnable(pThis, &pThis->StreamMicIn, RT_BOOL(uaStrmsActive[AC97SOUNDSOURCE_MC_INDEX]));
|
---|
3299 | if (RT_SUCCESS(rc2))
|
---|
3300 | rc2 = ichac97StreamEnable(pThis, &pThis->StreamOut, RT_BOOL(uaStrmsActive[AC97SOUNDSOURCE_PO_INDEX]));
|
---|
3301 |
|
---|
3302 | pThis->bup_flag = 0;
|
---|
3303 | pThis->last_samp = 0;
|
---|
3304 |
|
---|
3305 | return VINF_SUCCESS;
|
---|
3306 | }
|
---|
3307 |
|
---|
3308 |
|
---|
3309 | /**
|
---|
3310 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
---|
3311 | */
|
---|
3312 | static DECLCALLBACK(void *) ichac97QueryInterface(struct PDMIBASE *pInterface, const char *pszIID)
|
---|
3313 | {
|
---|
3314 | PAC97STATE pThis = RT_FROM_MEMBER(pInterface, AC97STATE, IBase);
|
---|
3315 | Assert(&pThis->IBase == pInterface);
|
---|
3316 |
|
---|
3317 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pThis->IBase);
|
---|
3318 | return NULL;
|
---|
3319 | }
|
---|
3320 |
|
---|
3321 |
|
---|
3322 | /**
|
---|
3323 | * Powers off the device.
|
---|
3324 | *
|
---|
3325 | * @param pDevIns Device instance to power off.
|
---|
3326 | */
|
---|
3327 | static DECLCALLBACK(void) ichac97PowerOff(PPDMDEVINS pDevIns)
|
---|
3328 | {
|
---|
3329 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3330 |
|
---|
3331 | LogRel2(("AC97: Powering off ...\n"));
|
---|
3332 |
|
---|
3333 | /* Note: Involves mixer stream / sink destruction, so also do this here
|
---|
3334 | * instead of in ichac97Destruct(). */
|
---|
3335 | ichac97StreamsDestroy(pThis);
|
---|
3336 |
|
---|
3337 | /**
|
---|
3338 | * Note: Destroy the mixer while powering off and *not* in ichac97Destruct,
|
---|
3339 | * giving the mixer the chance to release any references held to
|
---|
3340 | * PDM audio streams it maintains.
|
---|
3341 | */
|
---|
3342 | if (pThis->pMixer)
|
---|
3343 | {
|
---|
3344 | AudioMixerDestroy(pThis->pMixer);
|
---|
3345 | pThis->pMixer = NULL;
|
---|
3346 | }
|
---|
3347 | }
|
---|
3348 |
|
---|
3349 |
|
---|
3350 | /**
|
---|
3351 | * @interface_method_impl{PDMDEVREG,pfnReset}
|
---|
3352 | *
|
---|
3353 | * @remarks The original sources didn't install a reset handler, but it seems to
|
---|
3354 | * make sense to me so we'll do it.
|
---|
3355 | */
|
---|
3356 | static DECLCALLBACK(void) ichac97Reset(PPDMDEVINS pDevIns)
|
---|
3357 | {
|
---|
3358 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3359 |
|
---|
3360 | LogRel(("AC97: Reset\n"));
|
---|
3361 |
|
---|
3362 | /*
|
---|
3363 | * Reset the mixer too. The Windows XP driver seems to rely on
|
---|
3364 | * this. At least it wants to read the vendor id before it resets
|
---|
3365 | * the codec manually.
|
---|
3366 | */
|
---|
3367 | ichac97MixerReset(pThis);
|
---|
3368 |
|
---|
3369 | /*
|
---|
3370 | * Reset all streams.
|
---|
3371 | */
|
---|
3372 | ichac97StreamEnable(pThis, &pThis->StreamLineIn, false /* fEnable */);
|
---|
3373 | ichac97StreamReset(pThis, &pThis->StreamLineIn);
|
---|
3374 |
|
---|
3375 | ichac97StreamEnable(pThis, &pThis->StreamMicIn, false /* fEnable */);
|
---|
3376 | ichac97StreamReset(pThis, &pThis->StreamMicIn);
|
---|
3377 |
|
---|
3378 | ichac97StreamEnable(pThis, &pThis->StreamOut, false /* fEnable */);
|
---|
3379 | ichac97StreamReset(pThis, &pThis->StreamOut);
|
---|
3380 |
|
---|
3381 | /*
|
---|
3382 | * Reset mixer sinks.
|
---|
3383 | *
|
---|
3384 | * Do the reset here instead of in ichac97StreamReset();
|
---|
3385 | * the mixer sink(s) might still have data to be processed when an audio stream gets reset.
|
---|
3386 | */
|
---|
3387 | AudioMixerSinkReset(pThis->pSinkLineIn);
|
---|
3388 | AudioMixerSinkReset(pThis->pSinkMicIn);
|
---|
3389 | AudioMixerSinkReset(pThis->pSinkOut);
|
---|
3390 |
|
---|
3391 | # ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
3392 | /*
|
---|
3393 | * Stop the timer, if any.
|
---|
3394 | */
|
---|
3395 | ichac97TimerStop(pThis);
|
---|
3396 |
|
---|
3397 | pThis->cStreamsActive = 0;
|
---|
3398 | # endif
|
---|
3399 | }
|
---|
3400 |
|
---|
3401 |
|
---|
3402 | /**
|
---|
3403 | * @interface_method_impl{PDMDEVREG,pfnDestruct}
|
---|
3404 | */
|
---|
3405 | static DECLCALLBACK(int) ichac97Destruct(PPDMDEVINS pDevIns)
|
---|
3406 | {
|
---|
3407 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3408 |
|
---|
3409 | LogFlowFuncEnter();
|
---|
3410 |
|
---|
3411 | PAC97DRIVER pDrv, pDrvNext;
|
---|
3412 | RTListForEachSafe(&pThis->lstDrv, pDrv, pDrvNext, AC97DRIVER, Node)
|
---|
3413 | {
|
---|
3414 | RTListNodeRemove(&pDrv->Node);
|
---|
3415 | RTMemFree(pDrv);
|
---|
3416 | }
|
---|
3417 |
|
---|
3418 | /* Sanity. */
|
---|
3419 | Assert(RTListIsEmpty(&pThis->lstDrv));
|
---|
3420 |
|
---|
3421 | return VINF_SUCCESS;
|
---|
3422 | }
|
---|
3423 |
|
---|
3424 |
|
---|
3425 | /**
|
---|
3426 | * Attach command, internal version.
|
---|
3427 | *
|
---|
3428 | * This is called to let the device attach to a driver for a specified LUN
|
---|
3429 | * during runtime. This is not called during VM construction, the device
|
---|
3430 | * constructor has to attach to all the available drivers.
|
---|
3431 | *
|
---|
3432 | * @returns VBox status code.
|
---|
3433 | * @param pThis AC'97 state.
|
---|
3434 | * @param uLUN The logical unit which is being detached.
|
---|
3435 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
3436 | * @param ppDrv Attached driver instance on success. Optional.
|
---|
3437 | */
|
---|
3438 | static int ichac97AttachInternal(PAC97STATE pThis, unsigned uLUN, uint32_t fFlags, PAC97DRIVER *ppDrv)
|
---|
3439 | {
|
---|
3440 | RT_NOREF(fFlags);
|
---|
3441 |
|
---|
3442 | /*
|
---|
3443 | * Attach driver.
|
---|
3444 | */
|
---|
3445 | char *pszDesc;
|
---|
3446 | if (RTStrAPrintf(&pszDesc, "Audio driver port (AC'97) for LUN #%u", uLUN) <= 0)
|
---|
3447 | AssertLogRelFailedReturn(VERR_NO_MEMORY);
|
---|
3448 |
|
---|
3449 | PPDMIBASE pDrvBase;
|
---|
3450 | int rc = PDMDevHlpDriverAttach(pThis->pDevInsR3, uLUN,
|
---|
3451 | &pThis->IBase, &pDrvBase, pszDesc);
|
---|
3452 | if (RT_SUCCESS(rc))
|
---|
3453 | {
|
---|
3454 | PAC97DRIVER pDrv = (PAC97DRIVER)RTMemAllocZ(sizeof(AC97DRIVER));
|
---|
3455 | if (pDrv)
|
---|
3456 | {
|
---|
3457 | pDrv->pDrvBase = pDrvBase;
|
---|
3458 | pDrv->pConnector = PDMIBASE_QUERY_INTERFACE(pDrvBase, PDMIAUDIOCONNECTOR);
|
---|
3459 | AssertMsg(pDrv->pConnector != NULL, ("Configuration error: LUN #%u has no host audio interface, rc=%Rrc\n", uLUN, rc));
|
---|
3460 | pDrv->pAC97State = pThis;
|
---|
3461 | pDrv->uLUN = uLUN;
|
---|
3462 |
|
---|
3463 | /*
|
---|
3464 | * For now we always set the driver at LUN 0 as our primary
|
---|
3465 | * host backend. This might change in the future.
|
---|
3466 | */
|
---|
3467 | if (pDrv->uLUN == 0)
|
---|
3468 | pDrv->fFlags |= PDMAUDIODRVFLAGS_PRIMARY;
|
---|
3469 |
|
---|
3470 | LogFunc(("LUN#%RU8: pCon=%p, drvFlags=0x%x\n", uLUN, pDrv->pConnector, pDrv->fFlags));
|
---|
3471 |
|
---|
3472 | /* Attach to driver list if not attached yet. */
|
---|
3473 | if (!pDrv->fAttached)
|
---|
3474 | {
|
---|
3475 | RTListAppend(&pThis->lstDrv, &pDrv->Node);
|
---|
3476 | pDrv->fAttached = true;
|
---|
3477 | }
|
---|
3478 |
|
---|
3479 | if (ppDrv)
|
---|
3480 | *ppDrv = pDrv;
|
---|
3481 | }
|
---|
3482 | else
|
---|
3483 | rc = VERR_NO_MEMORY;
|
---|
3484 | }
|
---|
3485 | else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
3486 | LogFunc(("No attached driver for LUN #%u\n", uLUN));
|
---|
3487 |
|
---|
3488 | if (RT_FAILURE(rc))
|
---|
3489 | {
|
---|
3490 | /* Only free this string on failure;
|
---|
3491 | * must remain valid for the live of the driver instance. */
|
---|
3492 | RTStrFree(pszDesc);
|
---|
3493 | }
|
---|
3494 |
|
---|
3495 | LogFunc(("uLUN=%u, fFlags=0x%x, rc=%Rrc\n", uLUN, fFlags, rc));
|
---|
3496 | return rc;
|
---|
3497 | }
|
---|
3498 |
|
---|
3499 | /**
|
---|
3500 | * Detach command, internal version.
|
---|
3501 | *
|
---|
3502 | * This is called to let the device detach from a driver for a specified LUN
|
---|
3503 | * during runtime.
|
---|
3504 | *
|
---|
3505 | * @returns VBox status code.
|
---|
3506 | * @param pThis AC'97 state.
|
---|
3507 | * @param pDrv Driver to detach device from.
|
---|
3508 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
3509 | */
|
---|
3510 | static int ichac97DetachInternal(PAC97STATE pThis, PAC97DRIVER pDrv, uint32_t fFlags)
|
---|
3511 | {
|
---|
3512 | RT_NOREF(fFlags);
|
---|
3513 |
|
---|
3514 | AudioMixerSinkRemoveStream(pThis->pSinkMicIn, pDrv->MicIn.pMixStrm);
|
---|
3515 | AudioMixerStreamDestroy(pDrv->MicIn.pMixStrm);
|
---|
3516 | pDrv->MicIn.pMixStrm = NULL;
|
---|
3517 |
|
---|
3518 | AudioMixerSinkRemoveStream(pThis->pSinkLineIn, pDrv->LineIn.pMixStrm);
|
---|
3519 | AudioMixerStreamDestroy(pDrv->LineIn.pMixStrm);
|
---|
3520 | pDrv->LineIn.pMixStrm = NULL;
|
---|
3521 |
|
---|
3522 | AudioMixerSinkRemoveStream(pThis->pSinkOut, pDrv->Out.pMixStrm);
|
---|
3523 | AudioMixerStreamDestroy(pDrv->Out.pMixStrm);
|
---|
3524 | pDrv->Out.pMixStrm = NULL;
|
---|
3525 |
|
---|
3526 | RTListNodeRemove(&pDrv->Node);
|
---|
3527 |
|
---|
3528 | LogFunc(("uLUN=%u, fFlags=0x%x\n", pDrv->uLUN, fFlags));
|
---|
3529 | return VINF_SUCCESS;
|
---|
3530 | }
|
---|
3531 |
|
---|
3532 | /**
|
---|
3533 | * @interface_method_impl{PDMDEVREG,pfnAttach}
|
---|
3534 | */
|
---|
3535 | static DECLCALLBACK(int) ichac97Attach(PPDMDEVINS pDevIns, unsigned uLUN, uint32_t fFlags)
|
---|
3536 | {
|
---|
3537 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3538 |
|
---|
3539 | LogFunc(("uLUN=%u, fFlags=0x%x\n", uLUN, fFlags));
|
---|
3540 |
|
---|
3541 | DEVAC97_LOCK(pThis);
|
---|
3542 |
|
---|
3543 | PAC97DRIVER pDrv;
|
---|
3544 | int rc2 = ichac97AttachInternal(pThis, uLUN, fFlags, &pDrv);
|
---|
3545 | if (RT_SUCCESS(rc2))
|
---|
3546 | {
|
---|
3547 | if (DrvAudioHlpStreamCfgIsValid(&pThis->StreamLineIn.State.Cfg))
|
---|
3548 | {
|
---|
3549 | rc2 = ichac97MixerAddDrvStream(pThis, pThis->pSinkLineIn, &pThis->StreamLineIn.State.Cfg, pDrv);
|
---|
3550 | AssertRC(rc2);
|
---|
3551 | }
|
---|
3552 |
|
---|
3553 | if (DrvAudioHlpStreamCfgIsValid(&pThis->StreamMicIn.State.Cfg))
|
---|
3554 | {
|
---|
3555 | rc2 = ichac97MixerAddDrvStream(pThis, pThis->pSinkMicIn, &pThis->StreamMicIn.State.Cfg, pDrv);
|
---|
3556 | AssertRC(rc2);
|
---|
3557 | }
|
---|
3558 |
|
---|
3559 | if (DrvAudioHlpStreamCfgIsValid(&pThis->StreamOut.State.Cfg))
|
---|
3560 | {
|
---|
3561 | rc2 = ichac97MixerAddDrvStream(pThis, pThis->pSinkOut, &pThis->StreamOut.State.Cfg, pDrv);
|
---|
3562 | AssertRC(rc2);
|
---|
3563 | }
|
---|
3564 | }
|
---|
3565 |
|
---|
3566 | DEVAC97_UNLOCK(pThis);
|
---|
3567 |
|
---|
3568 | return VINF_SUCCESS;
|
---|
3569 | }
|
---|
3570 |
|
---|
3571 | /**
|
---|
3572 | * @interface_method_impl{PDMDEVREG,pfnDetach}
|
---|
3573 | */
|
---|
3574 | static DECLCALLBACK(void) ichac97Detach(PPDMDEVINS pDevIns, unsigned uLUN, uint32_t fFlags)
|
---|
3575 | {
|
---|
3576 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3577 |
|
---|
3578 | LogFunc(("uLUN=%u, fFlags=0x%x\n", uLUN, fFlags));
|
---|
3579 |
|
---|
3580 | DEVAC97_LOCK(pThis);
|
---|
3581 |
|
---|
3582 | PAC97DRIVER pDrv, pDrvNext;
|
---|
3583 | RTListForEachSafe(&pThis->lstDrv, pDrv, pDrvNext, AC97DRIVER, Node)
|
---|
3584 | {
|
---|
3585 | if (pDrv->uLUN == uLUN)
|
---|
3586 | {
|
---|
3587 | int rc2 = ichac97DetachInternal(pThis, pDrv, fFlags);
|
---|
3588 | if (RT_SUCCESS(rc2))
|
---|
3589 | {
|
---|
3590 | RTMemFree(pDrv);
|
---|
3591 | pDrv = NULL;
|
---|
3592 | }
|
---|
3593 |
|
---|
3594 | break;
|
---|
3595 | }
|
---|
3596 | }
|
---|
3597 |
|
---|
3598 | DEVAC97_UNLOCK(pThis);
|
---|
3599 | }
|
---|
3600 |
|
---|
3601 | /**
|
---|
3602 | * Re-attaches (replaces) a driver with a new driver.
|
---|
3603 | *
|
---|
3604 | * @returns VBox status code.
|
---|
3605 | * @param pThis Device instance.
|
---|
3606 | * @param pDrv Driver instance used for attaching to.
|
---|
3607 | * If NULL is specified, a new driver will be created and appended
|
---|
3608 | * to the driver list.
|
---|
3609 | * @param uLUN The logical unit which is being re-detached.
|
---|
3610 | * @param pszDriver New driver name to attach.
|
---|
3611 | */
|
---|
3612 | static int ichac97ReattachInternal(PAC97STATE pThis, PAC97DRIVER pDrv, uint8_t uLUN, const char *pszDriver)
|
---|
3613 | {
|
---|
3614 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
3615 | AssertPtrReturn(pszDriver, VERR_INVALID_POINTER);
|
---|
3616 |
|
---|
3617 | int rc;
|
---|
3618 |
|
---|
3619 | if (pDrv)
|
---|
3620 | {
|
---|
3621 | rc = ichac97DetachInternal(pThis, pDrv, 0 /* fFlags */);
|
---|
3622 | if (RT_SUCCESS(rc))
|
---|
3623 | rc = PDMDevHlpDriverDetach(pThis->pDevInsR3, PDMIBASE_2_PDMDRV(pDrv->pDrvBase), 0 /* fFlags */);
|
---|
3624 |
|
---|
3625 | if (RT_FAILURE(rc))
|
---|
3626 | return rc;
|
---|
3627 |
|
---|
3628 | pDrv = NULL;
|
---|
3629 | }
|
---|
3630 |
|
---|
3631 | PVM pVM = PDMDevHlpGetVM(pThis->pDevInsR3);
|
---|
3632 | PCFGMNODE pRoot = CFGMR3GetRoot(pVM);
|
---|
3633 | PCFGMNODE pDev0 = CFGMR3GetChild(pRoot, "Devices/ichac97/0/");
|
---|
3634 |
|
---|
3635 | /* Remove LUN branch. */
|
---|
3636 | CFGMR3RemoveNode(CFGMR3GetChildF(pDev0, "LUN#%u/", uLUN));
|
---|
3637 |
|
---|
3638 | #define RC_CHECK() if (RT_FAILURE(rc)) { AssertReleaseRC(rc); break; }
|
---|
3639 |
|
---|
3640 | do
|
---|
3641 | {
|
---|
3642 | PCFGMNODE pLunL0;
|
---|
3643 | rc = CFGMR3InsertNodeF(pDev0, &pLunL0, "LUN#%u/", uLUN); RC_CHECK();
|
---|
3644 | rc = CFGMR3InsertString(pLunL0, "Driver", "AUDIO"); RC_CHECK();
|
---|
3645 | rc = CFGMR3InsertNode(pLunL0, "Config/", NULL); RC_CHECK();
|
---|
3646 |
|
---|
3647 | PCFGMNODE pLunL1, pLunL2;
|
---|
3648 | rc = CFGMR3InsertNode (pLunL0, "AttachedDriver/", &pLunL1); RC_CHECK();
|
---|
3649 | rc = CFGMR3InsertNode (pLunL1, "Config/", &pLunL2); RC_CHECK();
|
---|
3650 | rc = CFGMR3InsertString(pLunL1, "Driver", pszDriver); RC_CHECK();
|
---|
3651 |
|
---|
3652 | rc = CFGMR3InsertString(pLunL2, "AudioDriver", pszDriver); RC_CHECK();
|
---|
3653 |
|
---|
3654 | } while (0);
|
---|
3655 |
|
---|
3656 | if (RT_SUCCESS(rc))
|
---|
3657 | rc = ichac97AttachInternal(pThis, uLUN, 0 /* fFlags */, NULL /* ppDrv */);
|
---|
3658 |
|
---|
3659 | LogFunc(("pThis=%p, uLUN=%u, pszDriver=%s, rc=%Rrc\n", pThis, uLUN, pszDriver, rc));
|
---|
3660 |
|
---|
3661 | #undef RC_CHECK
|
---|
3662 |
|
---|
3663 | return rc;
|
---|
3664 | }
|
---|
3665 |
|
---|
3666 | /**
|
---|
3667 | * @interface_method_impl{PDMDEVREG,pfnConstruct}
|
---|
3668 | */
|
---|
3669 | static DECLCALLBACK(int) ichac97Construct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
|
---|
3670 | {
|
---|
3671 | RT_NOREF(iInstance);
|
---|
3672 | PAC97STATE pThis = PDMINS_2_DATA(pDevIns, PAC97STATE);
|
---|
3673 |
|
---|
3674 | /* NB: This must be done *before* any possible failure (and running the destructor). */
|
---|
3675 | RTListInit(&pThis->lstDrv);
|
---|
3676 |
|
---|
3677 | Assert(iInstance == 0);
|
---|
3678 | PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
|
---|
3679 |
|
---|
3680 | /*
|
---|
3681 | * Validations.
|
---|
3682 | */
|
---|
3683 | if (!CFGMR3AreValuesValid(pCfg,
|
---|
3684 | "Codec\0"
|
---|
3685 | "TimerHz\0"))
|
---|
3686 | return PDMDEV_SET_ERROR(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,
|
---|
3687 | N_("Invalid configuration for the AC'97 device"));
|
---|
3688 |
|
---|
3689 | /*
|
---|
3690 | * Read config data.
|
---|
3691 | */
|
---|
3692 | char szCodec[20];
|
---|
3693 | int rc = CFGMR3QueryStringDef(pCfg, "Codec", &szCodec[0], sizeof(szCodec), "STAC9700");
|
---|
3694 | if (RT_FAILURE(rc))
|
---|
3695 | return PDMDEV_SET_ERROR(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,
|
---|
3696 | N_("AC'97 configuration error: Querying \"Codec\" as string failed"));
|
---|
3697 |
|
---|
3698 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
3699 | uint16_t uTimerHz;
|
---|
3700 | rc = CFGMR3QueryU16Def(pCfg, "TimerHz", &uTimerHz, AC97_TIMER_HZ /* Default value, if not set. */);
|
---|
3701 | if (RT_FAILURE(rc))
|
---|
3702 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
3703 | N_("AC'97 configuration error: failed to read Hertz (Hz) rate as unsigned integer"));
|
---|
3704 | #endif
|
---|
3705 |
|
---|
3706 | /*
|
---|
3707 | * The AD1980 codec (with corresponding PCI subsystem vendor ID) is whitelisted
|
---|
3708 | * in the Linux kernel; Linux makes no attempt to measure the data rate and assumes
|
---|
3709 | * 48 kHz rate, which is exactly what we need. Same goes for AD1981B.
|
---|
3710 | */
|
---|
3711 | if (!strcmp(szCodec, "STAC9700"))
|
---|
3712 | pThis->uCodecModel = AC97_CODEC_STAC9700;
|
---|
3713 | else if (!strcmp(szCodec, "AD1980"))
|
---|
3714 | pThis->uCodecModel = AC97_CODEC_AD1980;
|
---|
3715 | else if (!strcmp(szCodec, "AD1981B"))
|
---|
3716 | pThis->uCodecModel = AC97_CODEC_AD1981B;
|
---|
3717 | else
|
---|
3718 | {
|
---|
3719 | return PDMDevHlpVMSetError(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES, RT_SRC_POS,
|
---|
3720 | N_("AC'97 configuration error: The \"Codec\" value \"%s\" is unsupported"),
|
---|
3721 | szCodec);
|
---|
3722 | }
|
---|
3723 |
|
---|
3724 | /*
|
---|
3725 | * Use an own critical section for the device instead of the default
|
---|
3726 | * one provided by PDM. This allows fine-grained locking in combination
|
---|
3727 | * with TM when timer-specific stuff is being called in e.g. the MMIO handlers.
|
---|
3728 | */
|
---|
3729 | rc = PDMDevHlpCritSectInit(pDevIns, &pThis->CritSect, RT_SRC_POS, "AC'97");
|
---|
3730 | AssertRCReturn(rc, rc);
|
---|
3731 |
|
---|
3732 | rc = PDMDevHlpSetDeviceCritSect(pDevIns, PDMDevHlpCritSectGetNop(pDevIns));
|
---|
3733 | AssertRCReturn(rc, rc);
|
---|
3734 |
|
---|
3735 | /*
|
---|
3736 | * Initialize data (most of it anyway).
|
---|
3737 | */
|
---|
3738 | pThis->pDevInsR3 = pDevIns;
|
---|
3739 | /* IBase */
|
---|
3740 | pThis->IBase.pfnQueryInterface = ichac97QueryInterface;
|
---|
3741 |
|
---|
3742 | /* PCI Device */
|
---|
3743 | PCIDevSetVendorId (&pThis->PciDev, 0x8086); /* 00 ro - intel. */ Assert(pThis->PciDev.abConfig[0x00] == 0x86); Assert(pThis->PciDev.abConfig[0x01] == 0x80);
|
---|
3744 | PCIDevSetDeviceId (&pThis->PciDev, 0x2415); /* 02 ro - 82801 / 82801aa(?). */ Assert(pThis->PciDev.abConfig[0x02] == 0x15); Assert(pThis->PciDev.abConfig[0x03] == 0x24);
|
---|
3745 | PCIDevSetCommand (&pThis->PciDev, 0x0000); /* 04 rw,ro - pcicmd. */ Assert(pThis->PciDev.abConfig[0x04] == 0x00); Assert(pThis->PciDev.abConfig[0x05] == 0x00);
|
---|
3746 | PCIDevSetStatus (&pThis->PciDev, VBOX_PCI_STATUS_DEVSEL_MEDIUM | VBOX_PCI_STATUS_FAST_BACK); /* 06 rwc?,ro? - pcists. */ Assert(pThis->PciDev.abConfig[0x06] == 0x80); Assert(pThis->PciDev.abConfig[0x07] == 0x02);
|
---|
3747 | PCIDevSetRevisionId (&pThis->PciDev, 0x01); /* 08 ro - rid. */ Assert(pThis->PciDev.abConfig[0x08] == 0x01);
|
---|
3748 | PCIDevSetClassProg (&pThis->PciDev, 0x00); /* 09 ro - pi. */ Assert(pThis->PciDev.abConfig[0x09] == 0x00);
|
---|
3749 | PCIDevSetClassSub (&pThis->PciDev, 0x01); /* 0a ro - scc; 01 == Audio. */ Assert(pThis->PciDev.abConfig[0x0a] == 0x01);
|
---|
3750 | PCIDevSetClassBase (&pThis->PciDev, 0x04); /* 0b ro - bcc; 04 == multimedia. */ Assert(pThis->PciDev.abConfig[0x0b] == 0x04);
|
---|
3751 | PCIDevSetHeaderType (&pThis->PciDev, 0x00); /* 0e ro - headtyp. */ Assert(pThis->PciDev.abConfig[0x0e] == 0x00);
|
---|
3752 | PCIDevSetBaseAddress (&pThis->PciDev, 0, /* 10 rw - nambar - native audio mixer base. */
|
---|
3753 | true /* fIoSpace */, false /* fPrefetchable */, false /* f64Bit */, 0x00000000); Assert(pThis->PciDev.abConfig[0x10] == 0x01); Assert(pThis->PciDev.abConfig[0x11] == 0x00); Assert(pThis->PciDev.abConfig[0x12] == 0x00); Assert(pThis->PciDev.abConfig[0x13] == 0x00);
|
---|
3754 | PCIDevSetBaseAddress (&pThis->PciDev, 1, /* 14 rw - nabmbar - native audio bus mastering. */
|
---|
3755 | true /* fIoSpace */, false /* fPrefetchable */, false /* f64Bit */, 0x00000000); Assert(pThis->PciDev.abConfig[0x14] == 0x01); Assert(pThis->PciDev.abConfig[0x15] == 0x00); Assert(pThis->PciDev.abConfig[0x16] == 0x00); Assert(pThis->PciDev.abConfig[0x17] == 0x00);
|
---|
3756 | PCIDevSetInterruptLine (&pThis->PciDev, 0x00); /* 3c rw. */ Assert(pThis->PciDev.abConfig[0x3c] == 0x00);
|
---|
3757 | PCIDevSetInterruptPin (&pThis->PciDev, 0x01); /* 3d ro - INTA#. */ Assert(pThis->PciDev.abConfig[0x3d] == 0x01);
|
---|
3758 |
|
---|
3759 | if (pThis->uCodecModel == AC97_CODEC_AD1980)
|
---|
3760 | {
|
---|
3761 | PCIDevSetSubSystemVendorId(&pThis->PciDev, 0x1028); /* 2c ro - Dell.) */
|
---|
3762 | PCIDevSetSubSystemId (&pThis->PciDev, 0x0177); /* 2e ro. */
|
---|
3763 | }
|
---|
3764 | else if (pThis->uCodecModel == AC97_CODEC_AD1981B)
|
---|
3765 | {
|
---|
3766 | PCIDevSetSubSystemVendorId(&pThis->PciDev, 0x1028); /* 2c ro - Dell.) */
|
---|
3767 | PCIDevSetSubSystemId (&pThis->PciDev, 0x01ad); /* 2e ro. */
|
---|
3768 | }
|
---|
3769 | else
|
---|
3770 | {
|
---|
3771 | PCIDevSetSubSystemVendorId(&pThis->PciDev, 0x8086); /* 2c ro - Intel.) */
|
---|
3772 | PCIDevSetSubSystemId (&pThis->PciDev, 0x0000); /* 2e ro. */
|
---|
3773 | }
|
---|
3774 |
|
---|
3775 | /*
|
---|
3776 | * Register the PCI device, it's I/O regions, the timer and the
|
---|
3777 | * saved state item.
|
---|
3778 | */
|
---|
3779 | rc = PDMDevHlpPCIRegister(pDevIns, &pThis->PciDev);
|
---|
3780 | if (RT_FAILURE(rc))
|
---|
3781 | return rc;
|
---|
3782 |
|
---|
3783 | rc = PDMDevHlpPCIIORegionRegister(pDevIns, 0, 256, PCI_ADDRESS_SPACE_IO, ichac97IOPortMap);
|
---|
3784 | if (RT_FAILURE(rc))
|
---|
3785 | return rc;
|
---|
3786 |
|
---|
3787 | rc = PDMDevHlpPCIIORegionRegister(pDevIns, 1, 64, PCI_ADDRESS_SPACE_IO, ichac97IOPortMap);
|
---|
3788 | if (RT_FAILURE(rc))
|
---|
3789 | return rc;
|
---|
3790 |
|
---|
3791 | rc = PDMDevHlpSSMRegister(pDevIns, AC97_SSM_VERSION, sizeof(*pThis), ichac97SaveExec, ichac97LoadExec);
|
---|
3792 | if (RT_FAILURE(rc))
|
---|
3793 | return rc;
|
---|
3794 |
|
---|
3795 | #ifdef VBOX_WITH_AUDIO_AC97_ASYNC_IO
|
---|
3796 | LogRel(("AC97: Asynchronous I/O enabled\n"));
|
---|
3797 | #endif
|
---|
3798 |
|
---|
3799 | /*
|
---|
3800 | * Attach driver.
|
---|
3801 | */
|
---|
3802 | uint8_t uLUN;
|
---|
3803 | for (uLUN = 0; uLUN < UINT8_MAX; ++uLUN)
|
---|
3804 | {
|
---|
3805 | LogFunc(("Trying to attach driver for LUN #%RU8 ...\n", uLUN));
|
---|
3806 | rc = ichac97AttachInternal(pThis, uLUN, 0 /* fFlags */, NULL /* ppDrv */);
|
---|
3807 | if (RT_FAILURE(rc))
|
---|
3808 | {
|
---|
3809 | if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
3810 | rc = VINF_SUCCESS;
|
---|
3811 | else if (rc == VERR_AUDIO_BACKEND_INIT_FAILED)
|
---|
3812 | {
|
---|
3813 | ichac97ReattachInternal(pThis, NULL /* pDrv */, uLUN, "NullAudio");
|
---|
3814 | PDMDevHlpVMSetRuntimeError(pDevIns, 0 /*fFlags*/, "HostAudioNotResponding",
|
---|
3815 | N_("Host audio backend initialization has failed. Selecting the NULL audio backend "
|
---|
3816 | "with the consequence that no sound is audible"));
|
---|
3817 | /* Attaching to the NULL audio backend will never fail. */
|
---|
3818 | rc = VINF_SUCCESS;
|
---|
3819 | }
|
---|
3820 | break;
|
---|
3821 | }
|
---|
3822 | }
|
---|
3823 |
|
---|
3824 | LogFunc(("cLUNs=%RU8, rc=%Rrc\n", uLUN, rc));
|
---|
3825 |
|
---|
3826 | if (RT_SUCCESS(rc))
|
---|
3827 | {
|
---|
3828 | rc = AudioMixerCreate("AC'97 Mixer", 0 /* uFlags */, &pThis->pMixer);
|
---|
3829 | if (RT_SUCCESS(rc))
|
---|
3830 | {
|
---|
3831 | rc = AudioMixerCreateSink(pThis->pMixer, "[Recording] Line In", AUDMIXSINKDIR_INPUT, &pThis->pSinkLineIn);
|
---|
3832 | AssertRC(rc);
|
---|
3833 | rc = AudioMixerCreateSink(pThis->pMixer, "[Recording] Microphone In", AUDMIXSINKDIR_INPUT, &pThis->pSinkMicIn);
|
---|
3834 | AssertRC(rc);
|
---|
3835 | rc = AudioMixerCreateSink(pThis->pMixer, "[Playback] PCM Output", AUDMIXSINKDIR_OUTPUT, &pThis->pSinkOut);
|
---|
3836 | AssertRC(rc);
|
---|
3837 | }
|
---|
3838 | }
|
---|
3839 |
|
---|
3840 | if (RT_SUCCESS(rc))
|
---|
3841 | {
|
---|
3842 | /*
|
---|
3843 | * Create all hardware streams.
|
---|
3844 | */
|
---|
3845 | rc = ichac97StreamCreate(pThis, &pThis->StreamLineIn, AC97SOUNDSOURCE_PI_INDEX);
|
---|
3846 | if (RT_SUCCESS(rc))
|
---|
3847 | {
|
---|
3848 | rc = ichac97StreamCreate(pThis, &pThis->StreamMicIn, AC97SOUNDSOURCE_MC_INDEX);
|
---|
3849 | if (RT_SUCCESS(rc))
|
---|
3850 | rc = ichac97StreamCreate(pThis, &pThis->StreamOut, AC97SOUNDSOURCE_PO_INDEX);
|
---|
3851 | }
|
---|
3852 |
|
---|
3853 | #ifdef VBOX_WITH_AUDIO_AC97_ONETIME_INIT
|
---|
3854 | PAC97DRIVER pDrv;
|
---|
3855 | RTListForEach(&pThis->lstDrv, pDrv, AC97DRIVER, Node)
|
---|
3856 | {
|
---|
3857 | /*
|
---|
3858 | * Only primary drivers are critical for the VM to run. Everything else
|
---|
3859 | * might not worth showing an own error message box in the GUI.
|
---|
3860 | */
|
---|
3861 | if (!(pDrv->fFlags & PDMAUDIODRVFLAGS_PRIMARY))
|
---|
3862 | continue;
|
---|
3863 |
|
---|
3864 | PPDMIAUDIOCONNECTOR pCon = pDrv->pConnector;
|
---|
3865 | AssertPtr(pCon);
|
---|
3866 |
|
---|
3867 | bool fValidLineIn = AudioMixerStreamIsValid(pDrv->LineIn.pMixStrm);
|
---|
3868 | bool fValidMicIn = AudioMixerStreamIsValid(pDrv->MicIn.pMixStrm);
|
---|
3869 | bool fValidOut = AudioMixerStreamIsValid(pDrv->Out.pMixStrm);
|
---|
3870 |
|
---|
3871 | if ( !fValidLineIn
|
---|
3872 | && !fValidMicIn
|
---|
3873 | && !fValidOut)
|
---|
3874 | {
|
---|
3875 | LogRel(("AC97: Falling back to NULL backend (no sound audible)\n"));
|
---|
3876 |
|
---|
3877 | ichac97Reset(pDevIns);
|
---|
3878 | ichac97ReattachInternal(pThis, pDrv, pDrv->uLUN, "NullAudio");
|
---|
3879 |
|
---|
3880 | PDMDevHlpVMSetRuntimeError(pDevIns, 0 /*fFlags*/, "HostAudioNotResponding",
|
---|
3881 | N_("No audio devices could be opened. Selecting the NULL audio backend "
|
---|
3882 | "with the consequence that no sound is audible"));
|
---|
3883 | }
|
---|
3884 | else
|
---|
3885 | {
|
---|
3886 | bool fWarn = false;
|
---|
3887 |
|
---|
3888 | PDMAUDIOBACKENDCFG backendCfg;
|
---|
3889 | int rc2 = pCon->pfnGetConfig(pCon, &backendCfg);
|
---|
3890 | if (RT_SUCCESS(rc2))
|
---|
3891 | {
|
---|
3892 | if (backendCfg.cMaxStreamsIn)
|
---|
3893 | {
|
---|
3894 | /* If the audio backend supports two or more input streams at once,
|
---|
3895 | * warn if one of our two inputs (microphone-in and line-in) failed to initialize. */
|
---|
3896 | if (backendCfg.cMaxStreamsIn >= 2)
|
---|
3897 | fWarn = !fValidLineIn || !fValidMicIn;
|
---|
3898 | /* If the audio backend only supports one input stream at once (e.g. pure ALSA, and
|
---|
3899 | * *not* ALSA via PulseAudio plugin!), only warn if both of our inputs failed to initialize.
|
---|
3900 | * One of the two simply is not in use then. */
|
---|
3901 | else if (backendCfg.cMaxStreamsIn == 1)
|
---|
3902 | fWarn = !fValidLineIn && !fValidMicIn;
|
---|
3903 | /* Don't warn if our backend is not able of supporting any input streams at all. */
|
---|
3904 | }
|
---|
3905 |
|
---|
3906 | if ( !fWarn
|
---|
3907 | && backendCfg.cMaxStreamsOut)
|
---|
3908 | {
|
---|
3909 | fWarn = !fValidOut;
|
---|
3910 | }
|
---|
3911 | }
|
---|
3912 | else
|
---|
3913 | {
|
---|
3914 | LogRel(("AC97: Unable to retrieve audio backend configuration for LUN #%RU8, rc=%Rrc\n", pDrv->uLUN, rc2));
|
---|
3915 | fWarn = true;
|
---|
3916 | }
|
---|
3917 |
|
---|
3918 | if (fWarn)
|
---|
3919 | {
|
---|
3920 | char szMissingStreams[255] = "";
|
---|
3921 | size_t len = 0;
|
---|
3922 | if (!fValidLineIn)
|
---|
3923 | {
|
---|
3924 | LogRel(("AC97: WARNING: Unable to open PCM line input for LUN #%RU8!\n", pDrv->uLUN));
|
---|
3925 | len = RTStrPrintf(szMissingStreams, sizeof(szMissingStreams), "PCM Input");
|
---|
3926 | }
|
---|
3927 | if (!fValidMicIn)
|
---|
3928 | {
|
---|
3929 | LogRel(("AC97: WARNING: Unable to open PCM microphone input for LUN #%RU8!\n", pDrv->uLUN));
|
---|
3930 | len += RTStrPrintf(szMissingStreams + len,
|
---|
3931 | sizeof(szMissingStreams) - len, len ? ", PCM Microphone" : "PCM Microphone");
|
---|
3932 | }
|
---|
3933 | if (!fValidOut)
|
---|
3934 | {
|
---|
3935 | LogRel(("AC97: WARNING: Unable to open PCM output for LUN #%RU8!\n", pDrv->uLUN));
|
---|
3936 | len += RTStrPrintf(szMissingStreams + len,
|
---|
3937 | sizeof(szMissingStreams) - len, len ? ", PCM Output" : "PCM Output");
|
---|
3938 | }
|
---|
3939 |
|
---|
3940 | PDMDevHlpVMSetRuntimeError(pDevIns, 0 /*fFlags*/, "HostAudioNotResponding",
|
---|
3941 | N_("Some AC'97 audio streams (%s) could not be opened. Guest applications generating audio "
|
---|
3942 | "output or depending on audio input may hang. Make sure your host audio device "
|
---|
3943 | "is working properly. Check the logfile for error messages of the audio "
|
---|
3944 | "subsystem"), szMissingStreams);
|
---|
3945 | }
|
---|
3946 | }
|
---|
3947 | }
|
---|
3948 | #endif /* VBOX_WITH_AUDIO_AC97_ONETIME_INIT */
|
---|
3949 | }
|
---|
3950 |
|
---|
3951 | if (RT_SUCCESS(rc))
|
---|
3952 | ichac97Reset(pDevIns);
|
---|
3953 |
|
---|
3954 | #ifndef VBOX_WITH_AUDIO_AC97_CALLBACKS
|
---|
3955 | if (RT_SUCCESS(rc))
|
---|
3956 | {
|
---|
3957 | /* Create the emulation timer.
|
---|
3958 | *
|
---|
3959 | * Note: Use TMCLOCK_VIRTUAL_SYNC here, as the guest's AC'97 driver
|
---|
3960 | * relies on exact (virtual) DMA timing and uses DMA Position Buffers
|
---|
3961 | * instead of the LPIB registers.
|
---|
3962 | */
|
---|
3963 | rc = PDMDevHlpTMTimerCreate(pDevIns, TMCLOCK_VIRTUAL_SYNC, ichac97Timer, pThis,
|
---|
3964 | TMTIMER_FLAGS_NO_CRIT_SECT, "AC'97 Timer", &pThis->pTimer);
|
---|
3965 | AssertRCReturn(rc, rc);
|
---|
3966 |
|
---|
3967 | /* Use our own critcal section for the device timer.
|
---|
3968 | * That way we can control more fine-grained when to lock what. */
|
---|
3969 | rc = TMR3TimerSetCritSect(pThis->pTimer, &pThis->CritSect);
|
---|
3970 | AssertRCReturn(rc, rc);
|
---|
3971 |
|
---|
3972 | pThis->cTimerTicks = TMTimerGetFreq(pThis->pTimer) / uTimerHz;
|
---|
3973 | pThis->uTimerTS = TMTimerGet(pThis->pTimer);
|
---|
3974 | LogFunc(("Timer ticks=%RU64 (%RU16 Hz)\n", pThis->cTimerTicks, uTimerHz));
|
---|
3975 | }
|
---|
3976 | #else /* !VBOX_WITH_AUDIO_AC97_CALLBACKS */
|
---|
3977 | if (RT_SUCCESS(rc))
|
---|
3978 | {
|
---|
3979 | PAC97DRIVER pDrv;
|
---|
3980 | RTListForEach(&pThis->lstDrv, pDrv, AC97DRIVER, Node)
|
---|
3981 | {
|
---|
3982 | /* Only register primary driver.
|
---|
3983 | * The device emulation does the output multiplexing then. */
|
---|
3984 | if (!(pDrv->fFlags & PDMAUDIODRVFLAGS_PRIMARY))
|
---|
3985 | continue;
|
---|
3986 |
|
---|
3987 | PDMAUDIOCBRECORD AudioCallbacks[2];
|
---|
3988 |
|
---|
3989 | AC97CALLBACKCTX Ctx = { pThis, pDrv };
|
---|
3990 |
|
---|
3991 | AudioCallbacks[0].enmType = PDMAUDIOCALLBACKTYPE_INPUT;
|
---|
3992 | AudioCallbacks[0].pfnCallback = ac97CallbackInput;
|
---|
3993 | AudioCallbacks[0].pvCtx = &Ctx;
|
---|
3994 | AudioCallbacks[0].cbCtx = sizeof(AC97CALLBACKCTX);
|
---|
3995 |
|
---|
3996 | AudioCallbacks[1].enmType = PDMAUDIOCALLBACKTYPE_OUTPUT;
|
---|
3997 | AudioCallbacks[1].pfnCallback = ac97CallbackOutput;
|
---|
3998 | AudioCallbacks[1].pvCtx = &Ctx;
|
---|
3999 | AudioCallbacks[1].cbCtx = sizeof(AC97CALLBACKCTX);
|
---|
4000 |
|
---|
4001 | rc = pDrv->pConnector->pfnRegisterCallbacks(pDrv->pConnector, AudioCallbacks, RT_ELEMENTS(AudioCallbacks));
|
---|
4002 | if (RT_FAILURE(rc))
|
---|
4003 | break;
|
---|
4004 | }
|
---|
4005 | }
|
---|
4006 | #endif /* VBOX_WITH_AUDIO_AC97_CALLBACKS */
|
---|
4007 |
|
---|
4008 | #ifdef VBOX_WITH_STATISTICS
|
---|
4009 | if (RT_SUCCESS(rc))
|
---|
4010 | {
|
---|
4011 | /*
|
---|
4012 | * Register statistics.
|
---|
4013 | */
|
---|
4014 | PDMDevHlpSTAMRegister(pDevIns, &pThis->StatTimer, STAMTYPE_PROFILE, "/Devices/AC97/Timer", STAMUNIT_TICKS_PER_CALL, "Profiling ichac97Timer.");
|
---|
4015 | PDMDevHlpSTAMRegister(pDevIns, &pThis->StatIn, STAMTYPE_PROFILE, "/Devices/AC97/Input", STAMUNIT_TICKS_PER_CALL, "Profiling input.");
|
---|
4016 | PDMDevHlpSTAMRegister(pDevIns, &pThis->StatOut, STAMTYPE_PROFILE, "/Devices/AC97/Output", STAMUNIT_TICKS_PER_CALL, "Profiling output.");
|
---|
4017 | PDMDevHlpSTAMRegister(pDevIns, &pThis->StatBytesRead, STAMTYPE_COUNTER, "/Devices/AC97/BytesRead" , STAMUNIT_BYTES, "Bytes read from AC97 emulation.");
|
---|
4018 | PDMDevHlpSTAMRegister(pDevIns, &pThis->StatBytesWritten, STAMTYPE_COUNTER, "/Devices/AC97/BytesWritten", STAMUNIT_BYTES, "Bytes written to AC97 emulation.");
|
---|
4019 | }
|
---|
4020 | #endif
|
---|
4021 |
|
---|
4022 | #ifdef VBOX_AUDIO_DEBUG_DUMP_PCM_DATA
|
---|
4023 | RTFileDelete(VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97DMARead.pcm");
|
---|
4024 | RTFileDelete(VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97DMAWrite.pcm");
|
---|
4025 | RTFileDelete(VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97StreamRead.pcm");
|
---|
4026 | RTFileDelete(VBOX_AUDIO_DEBUG_DUMP_PCM_DATA_PATH "ac97StreamWrite.pcm");
|
---|
4027 | #endif
|
---|
4028 |
|
---|
4029 | LogFlowFuncLeaveRC(rc);
|
---|
4030 | return rc;
|
---|
4031 | }
|
---|
4032 |
|
---|
4033 | /**
|
---|
4034 | * The device registration structure.
|
---|
4035 | */
|
---|
4036 | const PDMDEVREG g_DeviceICHAC97 =
|
---|
4037 | {
|
---|
4038 | /* u32Version */
|
---|
4039 | PDM_DEVREG_VERSION,
|
---|
4040 | /* szName */
|
---|
4041 | "ichac97",
|
---|
4042 | /* szRCMod */
|
---|
4043 | "",
|
---|
4044 | /* szR0Mod */
|
---|
4045 | "",
|
---|
4046 | /* pszDescription */
|
---|
4047 | "ICH AC'97 Audio Controller",
|
---|
4048 | /* fFlags */
|
---|
4049 | PDM_DEVREG_FLAGS_DEFAULT_BITS,
|
---|
4050 | /* fClass */
|
---|
4051 | PDM_DEVREG_CLASS_AUDIO,
|
---|
4052 | /* cMaxInstances */
|
---|
4053 | 1,
|
---|
4054 | /* cbInstance */
|
---|
4055 | sizeof(AC97STATE),
|
---|
4056 | /* pfnConstruct */
|
---|
4057 | ichac97Construct,
|
---|
4058 | /* pfnDestruct */
|
---|
4059 | ichac97Destruct,
|
---|
4060 | /* pfnRelocate */
|
---|
4061 | NULL,
|
---|
4062 | /* pfnMemSetup */
|
---|
4063 | NULL,
|
---|
4064 | /* pfnPowerOn */
|
---|
4065 | NULL,
|
---|
4066 | /* pfnReset */
|
---|
4067 | ichac97Reset,
|
---|
4068 | /* pfnSuspend */
|
---|
4069 | NULL,
|
---|
4070 | /* pfnResume */
|
---|
4071 | NULL,
|
---|
4072 | /* pfnAttach */
|
---|
4073 | ichac97Attach,
|
---|
4074 | /* pfnDetach */
|
---|
4075 | ichac97Detach,
|
---|
4076 | /* pfnQueryInterface. */
|
---|
4077 | NULL,
|
---|
4078 | /* pfnInitComplete */
|
---|
4079 | NULL,
|
---|
4080 | /* pfnPowerOff */
|
---|
4081 | ichac97PowerOff,
|
---|
4082 | /* pfnSoftReset */
|
---|
4083 | NULL,
|
---|
4084 | /* u32VersionEnd */
|
---|
4085 | PDM_DEVREG_VERSION
|
---|
4086 | };
|
---|
4087 |
|
---|
4088 | #endif /* !IN_RING3 */
|
---|
4089 | #endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
|
---|