summaryrefslogtreecommitdiffstats
path: root/drivers/sound/awacs_defs.h
diff options
context:
space:
mode:
authorRalf Baechle <ralf@linux-mips.org>1998-08-25 09:12:35 +0000
committerRalf Baechle <ralf@linux-mips.org>1998-08-25 09:12:35 +0000
commitc7fc24dc4420057f103afe8fc64524ebc25c5d37 (patch)
tree3682407a599b8f9f03fc096298134cafba1c9b2f /drivers/sound/awacs_defs.h
parent1d793fade8b063fde3cf275bf1a5c2d381292cd9 (diff)
o Merge with Linux 2.1.116.
o New Newport console code. o New G364 console code.
Diffstat (limited to 'drivers/sound/awacs_defs.h')
-rw-r--r--drivers/sound/awacs_defs.h160
1 files changed, 160 insertions, 0 deletions
diff --git a/drivers/sound/awacs_defs.h b/drivers/sound/awacs_defs.h
new file mode 100644
index 000000000..c84e24ff0
--- /dev/null
+++ b/drivers/sound/awacs_defs.h
@@ -0,0 +1,160 @@
+/*********************************************************/
+/* This file was written by someone, somewhere, sometime */
+/* And is released into the Public Domain */
+/*********************************************************/
+
+#ifndef _AWACS_DEFS_H_
+#define _AWACS_DEFS_H_
+
+/*******************************/
+/* AWACs Audio Register Layout */
+/*******************************/
+
+struct awacs_regs {
+ unsigned control; /* Audio control register */
+ unsigned pad0[3];
+ unsigned codec_ctrl; /* Codec control register */
+ unsigned pad1[3];
+ unsigned codec_stat; /* Codec status register */
+ unsigned pad2[3];
+ unsigned clip_count; /* Clipping count register */
+ unsigned pad3[3];
+ unsigned byteswap; /* Data is little-endian if 1 */
+};
+
+/*******************/
+/* Audio Bit Masks */
+/*******************/
+
+/* Audio Control Reg Bit Masks */
+/* ----- ------- --- --- ----- */
+#define MASK_ISFSEL (0xf) /* Input SubFrame Select */
+#define MASK_OSFSEL (0xf << 4) /* Output SubFrame Select */
+#define MASK_RATE (0x7 << 8) /* Sound Rate */
+#define MASK_CNTLERR (0x1 << 11) /* Error */
+#define MASK_PORTCHG (0x1 << 12) /* Port Change */
+#define MASK_IEE (0x1 << 13) /* Enable Interrupt on Error */
+#define MASK_IEPC (0x1 << 14) /* Enable Interrupt on Port Change */
+#define MASK_SSFSEL (0x3 << 15) /* Status SubFrame Select */
+
+/* Audio Codec Control Reg Bit Masks */
+/* ----- ----- ------- --- --- ----- */
+#define MASK_NEWECMD (0x1 << 24) /* Lock: don't write to reg when 1 */
+#define MASK_EMODESEL (0x3 << 22) /* Send info out on which frame? */
+#define MASK_EXMODEADDR (0x3ff << 12) /* Extended Mode Address -- 10 bits */
+#define MASK_EXMODEDATA (0xfff) /* Extended Mode Data -- 12 bits */
+
+/* Audio Codec Control Address Values / Masks */
+/* ----- ----- ------- ------- ------ - ----- */
+#define MASK_ADDR0 (0x0 << 12) /* Expanded Data Mode Address 0 */
+#define MASK_ADDR_MUX MASK_ADDR0 /* Mux Control */
+#define MASK_ADDR_GAIN MASK_ADDR0
+
+#define MASK_ADDR1 (0x1 << 12) /* Expanded Data Mode Address 1 */
+#define MASK_ADDR_MUTE MASK_ADDR1
+#define MASK_ADDR_RATE MASK_ADDR1
+
+#define MASK_ADDR2 (0x2 << 12) /* Expanded Data Mode Address 2 */
+#define MASK_ADDR_VOLA MASK_ADDR2 /* Volume Control A -- Headphones */
+#define MASK_ADDR_VOLHD MASK_ADDR2
+
+#define MASK_ADDR4 (0x4 << 12) /* Expanded Data Mode Address 4 */
+#define MASK_ADDR_VOLC MASK_ADDR4 /* Volume Control C -- Speaker */
+#define MASK_ADDR_VOLSPK MASK_ADDR4
+
+/* Address 0 Bit Masks & Macros */
+/* ------- - --- ----- - ------ */
+#define MASK_GAINRIGHT (0xf) /* Gain Right Mask */
+#define MASK_GAINLEFT (0xf << 4) /* Gain Left Mask */
+#define MASK_GAINLINE (0x1 << 8) /* Change Gain for Line??? */
+#define MASK_GAINMIC (0x0 << 8) /* Change Gain for Mic??? */
+
+#define MASK_MUX_CD (0x1 << 9) /* Select CD in MUX */
+#define MASK_MUX_MIC (0x1 << 10) /* Select Mic in MUX */
+#define MASK_MUX_AUDIN (0x1 << 11) /* Select Audio In in MUX */
+#define MASK_MUX_LINE MASK_MUX_AUDIN
+
+#define GAINRIGHT(x) ((x) & MASK_GAINRIGHT)
+#define GAINLEFT(x) (((x) << 4) & MASK_GAINLEFT)
+
+/* Address 1 Bit Masks */
+/* ------- - --- ----- */
+#define MASK_ADDR1RES1 (0x3) /* Reserved */
+#define MASK_RECALIBRATE (0x1 << 2) /* Recalibrate */
+#define MASK_SAMPLERATE (0x7 << 3) /* Sample Rate: */
+#define MASK_LOOPTHRU (0x1 << 6) /* Loopthrough Enable */
+#define MASK_CMUTE (0x1 << 7) /* Output C (Speaker) Mute when 1 */
+#define MASK_SPKMUTE MASK_CMUTE
+#define MASK_ADDR1RES2 (0x1 << 8) /* Reserved */
+#define MASK_AMUTE (0x1 << 9) /* Output A (Headphone) Mute when 1 */
+#define MASK_HDMUTE MASK_AMUTE
+#define MASK_PAROUT (0x3 << 10) /* Parallel Out (???) */
+
+#define SAMPLERATE_48000 (0x0 << 3) /* 48 or 44.1 kHz */
+#define SAMPLERATE_32000 (0x1 << 3) /* 32 or 29.4 kHz */
+#define SAMPLERATE_24000 (0x2 << 3) /* 24 or 22.05 kHz */
+#define SAMPLERATE_19200 (0x3 << 3) /* 19.2 or 17.64 kHz */
+#define SAMPLERATE_16000 (0x4 << 3) /* 16 or 14.7 kHz */
+#define SAMPLERATE_12000 (0x5 << 3) /* 12 or 11.025 kHz */
+#define SAMPLERATE_9600 (0x6 << 3) /* 9.6 or 8.82 kHz */
+#define SAMPLERATE_8000 (0x7 << 3) /* 8 or 7.35 kHz */
+
+/* Address 2 & 4 Bit Masks & Macros */
+/* ------- - - - --- ----- - ------ */
+#define MASK_OUTVOLRIGHT (0xf) /* Output Right Volume */
+#define MASK_ADDR2RES1 (0x2 << 4) /* Reserved */
+#define MASK_ADDR4RES1 MASK_ADDR2RES1
+#define MASK_OUTVOLLEFT (0xf << 6) /* Output Left Volume */
+#define MASK_ADDR2RES2 (0x2 << 10) /* Reserved */
+#define MASK_ADDR4RES2 MASK_ADDR2RES2
+
+#define VOLRIGHT(x) (((~(x)) & MASK_OUTVOLRIGHT))
+#define VOLLEFT(x) (((~(x)) << 6) & MASK_OUTVOLLEFT)
+
+/* Audio Codec Status Reg Bit Masks */
+/* ----- ----- ------ --- --- ----- */
+#define MASK_EXTEND (0x1 << 23) /* Extend */
+#define MASK_VALID (0x1 << 22) /* Valid Data? */
+#define MASK_OFLEFT (0x1 << 21) /* Overflow Left */
+#define MASK_OFRIGHT (0x1 << 20) /* Overflow Right */
+#define MASK_ERRCODE (0xf << 16) /* Error Code */
+#define MASK_REVISION (0xf << 12) /* Revision Number */
+#define MASK_MFGID (0xf << 8) /* Mfg. ID */
+#define MASK_CODSTATRES (0xf << 4) /* bits 4 - 7 reserved */
+#define MASK_INPPORT (0xf) /* Input Port */
+#define MASK_HDPCONN 8 /* headphone plugged in */
+
+/* Clipping Count Reg Bit Masks */
+/* -------- ----- --- --- ----- */
+#define MASK_CLIPLEFT (0xff << 7) /* Clipping Count, Left Channel */
+#define MASK_CLIPRIGHT (0xff) /* Clipping Count, Right Channel */
+
+/* DBDMA ChannelStatus Bit Masks */
+/* ----- ------------- --- ----- */
+#define MASK_CSERR (0x1 << 7) /* Error */
+#define MASK_EOI (0x1 << 6) /* End of Input -- only for Input Channel */
+#define MASK_CSUNUSED (0x1f << 1) /* bits 1-5 not used */
+#define MASK_WAIT (0x1) /* Wait */
+
+/* Various Rates */
+/* ------- ----- */
+#define RATE_48000 (0x0 << 8) /* 48 kHz */
+#define RATE_44100 (0x0 << 8) /* 44.1 kHz */
+#define RATE_32000 (0x1 << 8) /* 32 kHz */
+#define RATE_29400 (0x1 << 8) /* 29.4 kHz */
+#define RATE_24000 (0x2 << 8) /* 24 kHz */
+#define RATE_22050 (0x2 << 8) /* 22.05 kHz */
+#define RATE_19200 (0x3 << 8) /* 19.2 kHz */
+#define RATE_17640 (0x3 << 8) /* 17.64 kHz */
+#define RATE_16000 (0x4 << 8) /* 16 kHz */
+#define RATE_14700 (0x4 << 8) /* 14.7 kHz */
+#define RATE_12000 (0x5 << 8) /* 12 kHz */
+#define RATE_11025 (0x5 << 8) /* 11.025 kHz */
+#define RATE_9600 (0x6 << 8) /* 9.6 kHz */
+#define RATE_8820 (0x6 << 8) /* 8.82 kHz */
+#define RATE_8000 (0x7 << 8) /* 8 kHz */
+#define RATE_7350 (0x7 << 8) /* 7.35 kHz */
+
+#define RATE_LOW 1 /* HIGH = 48kHz, etc; LOW = 44.1kHz, etc. */
+
+#endif /* _AWACS_DEFS_H_ */