Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 /*
  2     Aureal Advantage Soundcard driver.
  3  */
  4 
  5 #define CHIP_AU8810
  6 
  7 #define CARD_NAME "Aureal Advantage 3D Sound Processor"
  8 #define CARD_NAME_SHORT "au8810"
  9 
 10 #define NR_ADB          0x10
 11 #define NR_WT           0x00
 12 #define NR_SRC          0x10
 13 #define NR_A3D          0x10
 14 #define NR_MIXIN        0x20
 15 #define NR_MIXOUT       0x10
 16 
 17 
 18 /* ADBDMA */
 19 #define VORTEX_ADBDMA_STAT 0x27e00      /* read only, subbuffer, DMA pos */
 20 #define         POS_MASK 0x00000fff
 21 #define     POS_SHIFT 0x0
 22 #define         ADB_SUBBUF_MASK 0x00003000      /* ADB only. */
 23 #define     ADB_SUBBUF_SHIFT 0xc        /* ADB only. */
 24 #define VORTEX_ADBDMA_CTRL 0x27180      /* write only; format, flags, DMA pos */
 25 #define         OFFSET_MASK 0x00000fff
 26 #define     OFFSET_SHIFT 0x0
 27 #define         IE_MASK 0x00001000      /* interrupt enable. */
 28 #define     IE_SHIFT 0xc
 29 #define     DIR_MASK 0x00002000 /* Direction */
 30 #define     DIR_SHIFT 0xd
 31 #define         FMT_MASK 0x0003c000
 32 #define         FMT_SHIFT 0xe
 33 // The ADB masks and shift also are valid for the wtdma, except if specified otherwise.
 34 #define VORTEX_ADBDMA_BUFCFG0 0x27100
 35 #define VORTEX_ADBDMA_BUFCFG1 0x27104
 36 #define VORTEX_ADBDMA_BUFBASE 0x27000
 37 #define VORTEX_ADBDMA_START 0x27c00     /* Which subbuffer starts */
 38 
 39 #define VORTEX_ADBDMA_STATUS 0x27A90    /* stored at AdbDma->this_10 / 2 DWORD in size. */
 40 
 41 /* WTDMA */
 42 #define VORTEX_WTDMA_CTRL 0x27fd8       /* format, DMA pos */
 43 #define VORTEX_WTDMA_STAT 0x27fe8       /* DMA subbuf, DMA pos */
 44 #define     WT_SUBBUF_MASK 0x3
 45 #define     WT_SUBBUF_SHIFT 0xc
 46 #define VORTEX_WTDMA_BUFBASE 0x27fc0
 47 #define VORTEX_WTDMA_BUFCFG0 0x27fd0
 48 #define VORTEX_WTDMA_BUFCFG1 0x27fd4
 49 #define VORTEX_WTDMA_START 0x27fe4      /* which subbuffer is first */
 50 
 51 /* ADB */
 52 #define VORTEX_ADB_SR 0x28400   /* Samplerates enable/disable */
 53 #define VORTEX_ADB_RTBASE 0x28000
 54 #define VORTEX_ADB_RTBASE_COUNT 173
 55 #define VORTEX_ADB_CHNBASE 0x282b4
 56 #define VORTEX_ADB_CHNBASE_COUNT 24
 57 #define         ROUTE_MASK      0xffff
 58 #define         SOURCE_MASK     0xff00
 59 #define     ADB_MASK   0xff
 60 #define         ADB_SHIFT 0x8
 61 
 62 /* ADB address */
 63 #define         OFFSET_ADBDMA   0x00
 64 #define         OFFSET_SRCIN    0x40
 65 #define         OFFSET_SRCOUT   0x20
 66 #define         OFFSET_MIXIN    0x50
 67 #define         OFFSET_MIXOUT   0x30
 68 #define         OFFSET_CODECIN  0x70
 69 #define         OFFSET_CODECOUT 0x88
 70 #define         OFFSET_SPORTIN  0x78    /* ch 0x13 */
 71 #define         OFFSET_SPORTOUT 0x90
 72 #define         OFFSET_SPDIFOUT 0x92    /* ch 0x14 check this! */
 73 #define         OFFSET_EQIN     0xa0
 74 #define         OFFSET_EQOUT    0x7e    /* 2 routes on ch 0x11 */
 75 #define         OFFSET_XTALKOUT 0x66    /* crosstalk canceller (source) */
 76 #define         OFFSET_XTALKIN  0x96    /* crosstalk canceller (sink) */
 77 #define         OFFSET_A3DIN    0x70    /* ADB sink. */
 78 #define         OFFSET_A3DOUT   0xA6    /* ADB source. 2 routes per slice = 8 */
 79 #define         OFFSET_EFXIN    0x80    /* ADB sink. */
 80 #define         OFFSET_EFXOUT   0x68    /* ADB source. */
 81 
 82 /* ADB route translate helper */
 83 #define ADB_DMA(x) (x)
 84 #define ADB_SRCOUT(x) (x + OFFSET_SRCOUT)
 85 #define ADB_SRCIN(x) (x + OFFSET_SRCIN)
 86 #define ADB_MIXOUT(x) (x + OFFSET_MIXOUT)
 87 #define ADB_MIXIN(x) (x + OFFSET_MIXIN)
 88 #define ADB_CODECIN(x) (x + OFFSET_CODECIN)
 89 #define ADB_CODECOUT(x) (x + OFFSET_CODECOUT)
 90 #define ADB_SPORTIN(x) (x + OFFSET_SPORTIN)
 91 #define ADB_SPORTOUT(x) (x + OFFSET_SPORTOUT)
 92 #define ADB_SPDIFOUT(x) (x + OFFSET_SPDIFOUT)
 93 #define ADB_EQIN(x) (x + OFFSET_EQIN)
 94 #define ADB_EQOUT(x) (x + OFFSET_EQOUT)
 95 #define ADB_A3DOUT(x) (x + OFFSET_A3DOUT)       /* 0x10 A3D blocks */
 96 #define ADB_A3DIN(x) (x + OFFSET_A3DIN)
 97 #define ADB_XTALKIN(x) (x + OFFSET_XTALKIN)
 98 #define ADB_XTALKOUT(x) (x + OFFSET_XTALKOUT)
 99 
100 #define MIX_OUTL    0xe
101 #define MIX_OUTR    0xf
102 #define MIX_INL     0x1e
103 #define MIX_INR     0x1f
104 #define MIX_DEFIGAIN 0x08       /* 0x8 => 6dB */
105 #define MIX_DEFOGAIN 0x08
106 
107 /* MIXER */
108 #define VORTEX_MIXER_SR 0x21f00
109 #define VORTEX_MIXER_CLIP 0x21f80
110 #define VORTEX_MIXER_CHNBASE 0x21e40
111 #define VORTEX_MIXER_RTBASE 0x21e00
112 #define         MIXER_RTBASE_SIZE 0x38
113 #define VORTEX_MIX_ENIN 0x21a00 /* Input enable bits. 4 bits wide. */
114 #define VORTEX_MIX_SMP 0x21c00  /* AU8820: 0x9c00 */
115 
116 /* MIX */
117 #define VORTEX_MIX_INVOL_A 0x21000      /* in? */
118 #define VORTEX_MIX_INVOL_B 0x20000      /* out? */
119 #define VORTEX_MIX_VOL_A 0x21800
120 #define VORTEX_MIX_VOL_B 0x20800
121 
122 #define         VOL_MIN 0x80    /* Input volume when muted. */
123 #define         VOL_MAX 0x7f    /* FIXME: Not confirmed! Just guessed. */
124 
125 /* SRC */
126 #define VORTEX_SRC_CHNBASE              0x26c40
127 #define VORTEX_SRC_RTBASE               0x26c00
128 #define VORTEX_SRCBLOCK_SR              0x26cc0
129 #define VORTEX_SRC_SOURCE               0x26cc4
130 #define VORTEX_SRC_SOURCESIZE   0x26cc8
131 /* Params
132         0x26e00 : 1 U0
133         0x26e40 : 2 CR
134         0x26e80 : 3 U3
135         0x26ec0 : 4 DRIFT1
136         0x26f00 : 5 U1
137         0x26f40 : 6 DRIFT2
138         0x26f80 : 7 U2 : Target rate, direction
139 */
140 
141 #define VORTEX_SRC_CONVRATIO    0x26e40
142 #define VORTEX_SRC_DRIFT0               0x26e80
143 #define VORTEX_SRC_DRIFT1               0x26ec0
144 #define VORTEX_SRC_DRIFT2               0x26f40
145 #define VORTEX_SRC_U0                   0x26e00
146 #define         U0_SLOWLOCK             0x200
147 #define VORTEX_SRC_U1                   0x26f00
148 #define VORTEX_SRC_U2                   0x26f80
149 #define VORTEX_SRC_DATA                 0x26800 /* 0xc800 */
150 #define VORTEX_SRC_DATA0                0x26000
151 
152 /* FIFO */
153 #define VORTEX_FIFO_ADBCTRL 0x16100     /* Control bits. */
154 #define VORTEX_FIFO_WTCTRL 0x16000
155 #define         FIFO_RDONLY     0x00000001
156 #define         FIFO_CTRL       0x00000002      /* Allow ctrl. ? */
157 #define         FIFO_VALID      0x00000010
158 #define         FIFO_EMPTY      0x00000020
159 #define         FIFO_U0         0x00001000      /* Unknown. */
160 #define         FIFO_U1         0x00010000
161 #define         FIFO_SIZE_BITS 5
162 #define         FIFO_SIZE       (1<<FIFO_SIZE_BITS)     // 0x20
163 #define         FIFO_MASK       (FIFO_SIZE-1)   //0x1f    /* at shift left 0xc */
164 //#define       FIFO_MASK       0x1f    /* at shift left 0xb */
165 //#define               FIFO_SIZE       0x20
166 #define         FIFO_BITS       0x03880000
167 #define VORTEX_FIFO_ADBDATA     0x14000
168 #define VORTEX_FIFO_WTDATA      0x10000
169 
170 /* CODEC */
171 #define VORTEX_CODEC_CTRL       0x29184
172 #define VORTEX_CODEC_EN         0x29190
173 #define         EN_CODEC0       0x00000300
174 #define         EN_AC98         0x00000c00 /* Modem AC98 slots. */
175 #define         EN_CODEC1       0x00003000
176 #define         EN_CODEC        (EN_CODEC0 | EN_CODEC1)
177 #define         EN_SPORT        0x00030000
178 #define         EN_SPDIF        0x000c0000
179 
180 #define VORTEX_CODEC_CHN        0x29080
181 #define VORTEX_CODEC_IO         0x29188
182 
183 /* SPDIF */
184 #define VORTEX_SPDIF_FLAGS      0x2205c
185 #define VORTEX_SPDIF_CFG0       0x291D0
186 #define VORTEX_SPDIF_CFG1       0x291D4
187 #define VORTEX_SPDIF_SMPRATE    0x29194
188 
189 /* Sample timer */
190 #define VORTEX_SMP_TIME         0x29198
191 
192 #define VORTEX_MODEM_CTRL       0x291ac
193 
194 /* IRQ */
195 #define VORTEX_IRQ_SOURCE 0x2a000       /* Interrupt source flags. */
196 #define VORTEX_IRQ_CTRL 0x2a004 /* Interrupt source mask. */
197 
198 #define VORTEX_STAT     0x2a008 /* Status */
199 
200 #define VORTEX_CTRL             0x2a00c
201 #define         CTRL_MIDI_EN    0x00000001
202 #define         CTRL_MIDI_PORT  0x00000060
203 #define         CTRL_GAME_EN    0x00000008
204 #define         CTRL_GAME_PORT  0x00000e00
205 //#define       CTRL_IRQ_ENABLE 0x01004000
206 #define         CTRL_IRQ_ENABLE 0x00004000
207 
208 /* write: Timer period config / read: TIMER IRQ ack. */
209 #define VORTEX_IRQ_STAT         0x2919c
210 
211 /* DMA */
212 #define VORTEX_ENGINE_CTRL      0x27ae8
213 #define         ENGINE_INIT     0x1380000
214 
215 /* MIDI *//* GAME. */
216 #define VORTEX_MIDI_DATA        0x28800
217 #define VORTEX_MIDI_CMD         0x28804 /* Write command / Read status */
218 
219 #define VORTEX_CTRL2            0x2880c
220 #define         CTRL2_GAME_ADCMODE 0x40
221 #define VORTEX_GAME_LEGACY      0x28808
222 #define VORTEX_GAME_AXIS        0x28810
223 #define         AXIS_SIZE 4
224 #define         AXIS_RANGE 0x1fff
225 
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