patch-2.3.15 linux/drivers/sound/ac97.h

• Lines: 102
• Date: Mon Aug 23 11:15:27 1999
• Orig file: v2.3.14/linux/drivers/sound/ac97.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.14/linux/drivers/sound/ac97.h linux/drivers/sound/ac97.h
@@ -0,0 +1,101 @@
+/*
+ * ac97.h 
+ * 
+ * definitions for the AC97, Intel's Audio Codec 97 Spec
+ */
+
+#ifndef _AC97_H_
+#define _AC97_H_
+
+                                             // conections on concert 97 */
+#define  AC97_RESET              0x0000      //  */
+#define  AC97_MASTER_VOL_STEREO  0x0002      // Line Out
+#define  AC97_HEADPHONE_VOL      0x0004      // 
+#define  AC97_MASTER_VOL_MONO    0x0006      // TAD Output
+#define  AC97_MASTER_TONE        0x0008      //
+#define  AC97_PCBEEP_VOL         0x000a      // none
+#define  AC97_PHONE_VOL          0x000c      // TAD Input (mono)
+#define  AC97_MIC_VOL            0x000e      // MIC Input (mono)
+#define  AC97_LINEIN_VOL         0x0010      // Line Input (stereo)
+#define  AC97_CD_VOL             0x0012      // CD Input (stereo)
+#define  AC97_VIDEO_VOL          0x0014      // none
+#define  AC97_AUX_VOL            0x0016      // Aux Input (stereo)
+#define  AC97_PCMOUT_VOL         0x0018      // Wave Output (stereo)
+#define  AC97_RECORD_SELECT      0x001a      //
+#define  AC97_RECORD_GAIN        0x001c
+#define  AC97_RECORD_GAIN_MIC    0x001e
+#define  AC97_GENERAL_PURPOSE    0x0020
+#define  AC97_3D_CONTROL         0x0022
+#define  AC97_MODEM_RATE         0x0024
+#define  AC97_POWER_CONTROL      0x0026
+
+/* registers 0x0028 - 0x0058 are reserved */
+
+/* registers 0x005a - 0x007a are vendor reserved */
+
+#define  AC97_VENDOR_ID1         0x007c
+#define  AC97_VENDOR_ID2         0x007e
+
+
+/* volume control bit defines */
+
+#define AC97_MUTE                0x8000
+#define AC97_MICBOOST            0x0040
+#define AC97_LEFTVOL             0x3f00
+#define AC97_RIGHTVOL            0x003f
+
+/* record mux defines */
+
+#define AC97_RECMUX_MIC          0x0000
+#define AC97_RECMUX_CD           0x0101
+#define AC97_RECMUX_VIDEO        0x0202      /* not used */
+#define AC97_RECMUX_AUX          0x0303      
+#define AC97_RECMUX_LINE         0x0404      
+#define AC97_RECMUX_STEREO_MIX   0x0505
+#define AC97_RECMUX_MONO_MIX     0x0606
+#define AC97_RECMUX_PHONE        0x0707
+
+
+/* general purpose register bit defines */
+
+#define AC97_GP_LPBK             0x0080      /* Loopback mode */
+#define AC97_GP_MS               0x0100      /* Mic Select 0=Mic1, 1=Mic2 */
+#define AC97_GP_MIX              0x0200      /* Mono output select 0=Mix, 1=Mic */
+#define AC97_GP_RLBK             0x0400      /* Remote Loopback - Modem line codec */
+#define AC97_GP_LLBK             0x0800      /* Local Loopback - Modem Line codec */
+#define AC97_GP_LD               0x1000      /* Loudness 1=on */
+#define AC97_GP_3D               0x2000      /* 3D Enhancement 1=on */
+#define AC97_GP_ST               0x4000      /* Stereo Enhancement 1=on */
+#define AC97_GP_POP              0x8000      /* Pcm Out Path, 0=pre 3D, 1=post 3D */
+
+
+/* powerdown control and status bit defines */
+
+/* status */
+#define AC97_PWR_MDM             0x0010      /* Modem section ready */
+#define AC97_PWR_REF             0x0008      /* Vref nominal */
+#define AC97_PWR_ANL             0x0004      /* Analog section ready */
+#define AC97_PWR_DAC             0x0002      /* DAC section ready */
+#define AC97_PWR_ADC             0x0001      /* ADC section ready */
+
+/* control */
+#define AC97_PWR_PR0             0x0100      /* ADC and Mux powerdown */
+#define AC97_PWR_PR1             0x0200      /* DAC powerdown */
+#define AC97_PWR_PR2             0x0400      /* Output mixer powerdown (Vref on) */
+#define AC97_PWR_PR3             0x0800      /* Output mixer powerdown (Vref off) */
+#define AC97_PWR_PR4             0x1000      /* AC-link powerdown */
+#define AC97_PWR_PR5             0x2000      /* Internal Clk disable */
+#define AC97_PWR_PR6             0x4000      /* HP amp powerdown */
+#define AC97_PWR_PR7             0x8000      /* Modem off - if supported */
+
+/* useful power states */
+#define AC97_PWR_D0              0x0000      /* everything on */
+#define AC97_PWR_D1              AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR4
+#define AC97_PWR_D2              AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR2|AC97_PWR_PR3|AC97_PWR_PR4
+#define AC97_PWR_D3              AC97_PWR_PR0|AC97_PWR_PR1|AC97_PWR_PR2|AC97_PWR_PR3|AC97_PWR_PR4
+#define AC97_PWR_ANLOFF          AC97_PWR_PR2|AC97_PWR_PR3  /* analog section off */
+
+#endif /* _AC97_H_ */
+
+
+