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1282 lines
45 KiB
1282 lines
45 KiB
/* |
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* Copyright by Hannu Savolainen 1993-1997 |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. 2. |
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* Redistributions in binary form must reproduce the above copyright notice, |
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* this list of conditions and the following disclaimer in the documentation |
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* and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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*/ |
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#ifndef _UAPISOUNDCARD_H |
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#define _UAPISOUNDCARD_H |
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/* |
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* OSS interface version. With versions earlier than 3.6 this value is |
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* an integer with value less than 361. In versions 3.6 and later |
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* it's a six digit hexadecimal value. For example value |
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* of 0x030600 represents OSS version 3.6.0. |
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* Use ioctl(fd, OSS_GETVERSION, &int) to get the version number of |
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* the currently active driver. |
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*/ |
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#define SOUND_VERSION 0x030802 |
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#define OPEN_SOUND_SYSTEM |
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/* In Linux we need to be prepared for cross compiling */ |
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#include <linux/ioctl.h> |
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|
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/* Endian macros. */ |
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#ifndef __KERNEL__ |
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# include <endian.h> |
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#endif |
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|
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/* |
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* Supported card ID numbers (Should be somewhere else?) |
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*/ |
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#define SNDCARD_ADLIB 1 |
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#define SNDCARD_SB 2 |
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#define SNDCARD_PAS 3 |
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#define SNDCARD_GUS 4 |
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#define SNDCARD_MPU401 5 |
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#define SNDCARD_SB16 6 |
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#define SNDCARD_SB16MIDI 7 |
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#define SNDCARD_UART6850 8 |
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#define SNDCARD_GUS16 9 |
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#define SNDCARD_MSS 10 |
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#define SNDCARD_PSS 11 |
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#define SNDCARD_SSCAPE 12 |
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#define SNDCARD_PSS_MPU 13 |
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#define SNDCARD_PSS_MSS 14 |
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#define SNDCARD_SSCAPE_MSS 15 |
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#define SNDCARD_TRXPRO 16 |
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#define SNDCARD_TRXPRO_SB 17 |
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#define SNDCARD_TRXPRO_MPU 18 |
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#define SNDCARD_MAD16 19 |
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#define SNDCARD_MAD16_MPU 20 |
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#define SNDCARD_CS4232 21 |
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#define SNDCARD_CS4232_MPU 22 |
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#define SNDCARD_MAUI 23 |
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#define SNDCARD_PSEUDO_MSS 24 |
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#define SNDCARD_GUSPNP 25 |
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#define SNDCARD_UART401 26 |
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/* Sound card numbers 27 to N are reserved. Don't add more numbers here. */ |
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|
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/*********************************** |
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* IOCTL Commands for /dev/sequencer |
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*/ |
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#ifndef _SIOWR |
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#if defined(_IOWR) && (defined(_AIX) || (!defined(sun) && !defined(sparc) && !defined(__sparc__) && !defined(__INCioctlh) && !defined(__Lynx__))) |
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/* Use already defined ioctl defines if they exist (except with Sun or Sparc) */ |
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#define SIOCPARM_MASK IOCPARM_MASK |
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#define SIOC_VOID IOC_VOID |
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#define SIOC_OUT IOC_OUT |
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#define SIOC_IN IOC_IN |
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#define SIOC_INOUT IOC_INOUT |
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#define _SIOC_SIZE _IOC_SIZE |
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#define _SIOC_DIR _IOC_DIR |
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#define _SIOC_NONE _IOC_NONE |
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#define _SIOC_READ _IOC_READ |
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#define _SIOC_WRITE _IOC_WRITE |
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#define _SIO _IO |
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#define _SIOR _IOR |
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#define _SIOW _IOW |
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#define _SIOWR _IOWR |
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#else |
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|
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/* Ioctl's have the command encoded in the lower word, |
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* and the size of any in or out parameters in the upper |
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* word. The high 2 bits of the upper word are used |
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* to encode the in/out status of the parameter; for now |
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* we restrict parameters to at most 8191 bytes. |
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*/ |
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/* #define SIOCTYPE (0xff<<8) */ |
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#define SIOCPARM_MASK 0x1fff /* parameters must be < 8192 bytes */ |
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#define SIOC_VOID 0x00000000 /* no parameters */ |
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#define SIOC_OUT 0x20000000 /* copy out parameters */ |
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#define SIOC_IN 0x40000000 /* copy in parameters */ |
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#define SIOC_INOUT (SIOC_IN|SIOC_OUT) |
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/* the 0x20000000 is so we can distinguish new ioctl's from old */ |
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#define _SIO(x,y) ((int)(SIOC_VOID|(x<<8)|y)) |
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#define _SIOR(x,y,t) ((int)(SIOC_OUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
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#define _SIOW(x,y,t) ((int)(SIOC_IN|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
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/* this should be _SIORW, but stdio got there first */ |
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#define _SIOWR(x,y,t) ((int)(SIOC_INOUT|((sizeof(t)&SIOCPARM_MASK)<<16)|(x<<8)|y)) |
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#define _SIOC_SIZE(x) ((x>>16)&SIOCPARM_MASK) |
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#define _SIOC_DIR(x) (x & 0xf0000000) |
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#define _SIOC_NONE SIOC_VOID |
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#define _SIOC_READ SIOC_OUT |
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#define _SIOC_WRITE SIOC_IN |
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# endif /* _IOWR */ |
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#endif /* !_SIOWR */ |
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#define SNDCTL_SEQ_RESET _SIO ('Q', 0) |
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#define SNDCTL_SEQ_SYNC _SIO ('Q', 1) |
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#define SNDCTL_SYNTH_INFO _SIOWR('Q', 2, struct synth_info) |
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#define SNDCTL_SEQ_CTRLRATE _SIOWR('Q', 3, int) /* Set/get timer resolution (HZ) */ |
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#define SNDCTL_SEQ_GETOUTCOUNT _SIOR ('Q', 4, int) |
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#define SNDCTL_SEQ_GETINCOUNT _SIOR ('Q', 5, int) |
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#define SNDCTL_SEQ_PERCMODE _SIOW ('Q', 6, int) |
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#define SNDCTL_FM_LOAD_INSTR _SIOW ('Q', 7, struct sbi_instrument) /* Obsolete. Don't use!!!!!! */ |
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#define SNDCTL_SEQ_TESTMIDI _SIOW ('Q', 8, int) |
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#define SNDCTL_SEQ_RESETSAMPLES _SIOW ('Q', 9, int) |
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#define SNDCTL_SEQ_NRSYNTHS _SIOR ('Q',10, int) |
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#define SNDCTL_SEQ_NRMIDIS _SIOR ('Q',11, int) |
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#define SNDCTL_MIDI_INFO _SIOWR('Q',12, struct midi_info) |
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#define SNDCTL_SEQ_THRESHOLD _SIOW ('Q',13, int) |
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#define SNDCTL_SYNTH_MEMAVL _SIOWR('Q',14, int) /* in=dev#, out=memsize */ |
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#define SNDCTL_FM_4OP_ENABLE _SIOW ('Q',15, int) /* in=dev# */ |
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#define SNDCTL_SEQ_PANIC _SIO ('Q',17) |
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#define SNDCTL_SEQ_OUTOFBAND _SIOW ('Q',18, struct seq_event_rec) |
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#define SNDCTL_SEQ_GETTIME _SIOR ('Q',19, int) |
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#define SNDCTL_SYNTH_ID _SIOWR('Q',20, struct synth_info) |
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#define SNDCTL_SYNTH_CONTROL _SIOWR('Q',21, struct synth_control) |
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#define SNDCTL_SYNTH_REMOVESAMPLE _SIOWR('Q',22, struct remove_sample) |
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typedef struct synth_control |
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{ |
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int devno; /* Synthesizer # */ |
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char data[4000]; /* Device spesific command/data record */ |
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}synth_control; |
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typedef struct remove_sample |
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{ |
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int devno; /* Synthesizer # */ |
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int bankno; /* MIDI bank # (0=General MIDI) */ |
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int instrno; /* MIDI instrument number */ |
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} remove_sample; |
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typedef struct seq_event_rec { |
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unsigned char arr[8]; |
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} seq_event_rec; |
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#define SNDCTL_TMR_TIMEBASE _SIOWR('T', 1, int) |
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#define SNDCTL_TMR_START _SIO ('T', 2) |
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#define SNDCTL_TMR_STOP _SIO ('T', 3) |
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#define SNDCTL_TMR_CONTINUE _SIO ('T', 4) |
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#define SNDCTL_TMR_TEMPO _SIOWR('T', 5, int) |
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#define SNDCTL_TMR_SOURCE _SIOWR('T', 6, int) |
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# define TMR_INTERNAL 0x00000001 |
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# define TMR_EXTERNAL 0x00000002 |
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# define TMR_MODE_MIDI 0x00000010 |
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# define TMR_MODE_FSK 0x00000020 |
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# define TMR_MODE_CLS 0x00000040 |
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# define TMR_MODE_SMPTE 0x00000080 |
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#define SNDCTL_TMR_METRONOME _SIOW ('T', 7, int) |
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#define SNDCTL_TMR_SELECT _SIOW ('T', 8, int) |
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/* |
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* Some big endian/little endian handling macros |
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*/ |
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#define _LINUX_PATCHKEY_H_INDIRECT |
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#include <linux/patchkey.h> |
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#undef _LINUX_PATCHKEY_H_INDIRECT |
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#if !defined(__KERNEL__) |
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# if defined(__BYTE_ORDER) |
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# if __BYTE_ORDER == __BIG_ENDIAN |
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# define AFMT_S16_NE AFMT_S16_BE |
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# elif __BYTE_ORDER == __LITTLE_ENDIAN |
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# define AFMT_S16_NE AFMT_S16_LE |
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# else |
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# error "could not determine byte order" |
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# endif |
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# endif |
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#endif |
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/* |
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* Sample loading mechanism for internal synthesizers (/dev/sequencer) |
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* The following patch_info structure has been designed to support |
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* Gravis UltraSound. It tries to be universal format for uploading |
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* sample based patches but is probably too limited. |
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* |
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* (PBD) As Hannu guessed, the GUS structure is too limited for |
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* the WaveFront, but this is the right place for a constant definition. |
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*/ |
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struct patch_info { |
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unsigned short key; /* Use WAVE_PATCH here */ |
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#define WAVE_PATCH _PATCHKEY(0x04) |
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#define GUS_PATCH WAVE_PATCH |
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#define WAVEFRONT_PATCH _PATCHKEY(0x06) |
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short device_no; /* Synthesizer number */ |
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short instr_no; /* Midi pgm# */ |
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unsigned int mode; |
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/* |
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* The least significant byte has the same format than the GUS .PAT |
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* files |
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*/ |
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#define WAVE_16_BITS 0x01 /* bit 0 = 8 or 16 bit wave data. */ |
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#define WAVE_UNSIGNED 0x02 /* bit 1 = Signed - Unsigned data. */ |
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#define WAVE_LOOPING 0x04 /* bit 2 = looping enabled-1. */ |
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#define WAVE_BIDIR_LOOP 0x08 /* bit 3 = Set is bidirectional looping. */ |
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#define WAVE_LOOP_BACK 0x10 /* bit 4 = Set is looping backward. */ |
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#define WAVE_SUSTAIN_ON 0x20 /* bit 5 = Turn sustaining on. (Env. pts. 3)*/ |
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#define WAVE_ENVELOPES 0x40 /* bit 6 = Enable envelopes - 1 */ |
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#define WAVE_FAST_RELEASE 0x80 /* bit 7 = Shut off immediately after note off */ |
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/* (use the env_rate/env_offs fields). */ |
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/* Linux specific bits */ |
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#define WAVE_VIBRATO 0x00010000 /* The vibrato info is valid */ |
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#define WAVE_TREMOLO 0x00020000 /* The tremolo info is valid */ |
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#define WAVE_SCALE 0x00040000 /* The scaling info is valid */ |
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#define WAVE_FRACTIONS 0x00080000 /* Fraction information is valid */ |
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/* Reserved bits */ |
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#define WAVE_ROM 0x40000000 /* For future use */ |
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#define WAVE_MULAW 0x20000000 /* For future use */ |
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/* Other bits must be zeroed */ |
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int len; /* Size of the wave data in bytes */ |
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int loop_start, loop_end; /* Byte offsets from the beginning */ |
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/* |
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* The base_freq and base_note fields are used when computing the |
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* playback speed for a note. The base_note defines the tone frequency |
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* which is heard if the sample is played using the base_freq as the |
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* playback speed. |
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* |
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* The low_note and high_note fields define the minimum and maximum note |
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* frequencies for which this sample is valid. It is possible to define |
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* more than one samples for an instrument number at the same time. The |
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* low_note and high_note fields are used to select the most suitable one. |
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* |
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* The fields base_note, high_note and low_note should contain |
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* the note frequency multiplied by 1000. For example value for the |
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* middle A is 440*1000. |
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*/ |
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unsigned int base_freq; |
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unsigned int base_note; |
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unsigned int high_note; |
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unsigned int low_note; |
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int panning; /* -128=left, 127=right */ |
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int detuning; |
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/* New fields introduced in version 1.99.5 */ |
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/* Envelope. Enabled by mode bit WAVE_ENVELOPES */ |
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unsigned char env_rate[ 6 ]; /* GUS HW ramping rate */ |
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unsigned char env_offset[ 6 ]; /* 255 == 100% */ |
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/* |
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* The tremolo, vibrato and scale info are not supported yet. |
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* Enable by setting the mode bits WAVE_TREMOLO, WAVE_VIBRATO or |
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* WAVE_SCALE |
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*/ |
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unsigned char tremolo_sweep; |
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unsigned char tremolo_rate; |
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unsigned char tremolo_depth; |
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unsigned char vibrato_sweep; |
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unsigned char vibrato_rate; |
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unsigned char vibrato_depth; |
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int scale_frequency; |
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unsigned int scale_factor; /* from 0 to 2048 or 0 to 2 */ |
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int volume; |
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int fractions; |
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int reserved1; |
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int spare[2]; |
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char data[1]; /* The waveform data starts here */ |
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}; |
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struct sysex_info { |
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short key; /* Use SYSEX_PATCH or MAUI_PATCH here */ |
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#define SYSEX_PATCH _PATCHKEY(0x05) |
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#define MAUI_PATCH _PATCHKEY(0x06) |
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short device_no; /* Synthesizer number */ |
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int len; /* Size of the sysex data in bytes */ |
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unsigned char data[1]; /* Sysex data starts here */ |
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}; |
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/* |
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* /dev/sequencer input events. |
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* |
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* The data written to the /dev/sequencer is a stream of events. Events |
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* are records of 4 or 8 bytes. The first byte defines the size. |
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* Any number of events can be written with a write call. There |
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* is a set of macros for sending these events. Use these macros if you |
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* want to maximize portability of your program. |
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* |
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* Events SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO. Are also input events. |
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* (All input events are currently 4 bytes long. Be prepared to support |
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* 8 byte events also. If you receive any event having first byte >= 128, |
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* it's a 8 byte event. |
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* |
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* The events are documented at the end of this file. |
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* |
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* Normal events (4 bytes) |
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* There is also a 8 byte version of most of the 4 byte events. The |
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* 8 byte one is recommended. |
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*/ |
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#define SEQ_NOTEOFF 0 |
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#define SEQ_FMNOTEOFF SEQ_NOTEOFF /* Just old name */ |
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#define SEQ_NOTEON 1 |
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#define SEQ_FMNOTEON SEQ_NOTEON |
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#define SEQ_WAIT TMR_WAIT_ABS |
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#define SEQ_PGMCHANGE 3 |
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#define SEQ_FMPGMCHANGE SEQ_PGMCHANGE |
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#define SEQ_SYNCTIMER TMR_START |
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#define SEQ_MIDIPUTC 5 |
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#define SEQ_DRUMON 6 /*** OBSOLETE ***/ |
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#define SEQ_DRUMOFF 7 /*** OBSOLETE ***/ |
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#define SEQ_ECHO TMR_ECHO /* For synching programs with output */ |
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#define SEQ_AFTERTOUCH 9 |
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#define SEQ_CONTROLLER 10 |
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/******************************************* |
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* Midi controller numbers |
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******************************************* |
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* Controllers 0 to 31 (0x00 to 0x1f) and |
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* 32 to 63 (0x20 to 0x3f) are continuous |
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* controllers. |
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* In the MIDI 1.0 these controllers are sent using |
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* two messages. Controller numbers 0 to 31 are used |
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* to send the MSB and the controller numbers 32 to 63 |
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* are for the LSB. Note that just 7 bits are used in MIDI bytes. |
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*/ |
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#define CTL_BANK_SELECT 0x00 |
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#define CTL_MODWHEEL 0x01 |
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#define CTL_BREATH 0x02 |
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/* undefined 0x03 */ |
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#define CTL_FOOT 0x04 |
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#define CTL_PORTAMENTO_TIME 0x05 |
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#define CTL_DATA_ENTRY 0x06 |
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#define CTL_MAIN_VOLUME 0x07 |
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#define CTL_BALANCE 0x08 |
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/* undefined 0x09 */ |
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#define CTL_PAN 0x0a |
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#define CTL_EXPRESSION 0x0b |
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/* undefined 0x0c */ |
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/* undefined 0x0d */ |
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/* undefined 0x0e */ |
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/* undefined 0x0f */ |
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#define CTL_GENERAL_PURPOSE1 0x10 |
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#define CTL_GENERAL_PURPOSE2 0x11 |
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#define CTL_GENERAL_PURPOSE3 0x12 |
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#define CTL_GENERAL_PURPOSE4 0x13 |
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/* undefined 0x14 - 0x1f */ |
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/* undefined 0x20 */ |
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/* The controller numbers 0x21 to 0x3f are reserved for the */ |
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/* least significant bytes of the controllers 0x00 to 0x1f. */ |
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/* These controllers are not recognised by the driver. */ |
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/* Controllers 64 to 69 (0x40 to 0x45) are on/off switches. */ |
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/* 0=OFF and 127=ON (intermediate values are possible) */ |
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#define CTL_DAMPER_PEDAL 0x40 |
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#define CTL_SUSTAIN 0x40 /* Alias */ |
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#define CTL_HOLD 0x40 /* Alias */ |
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#define CTL_PORTAMENTO 0x41 |
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#define CTL_SOSTENUTO 0x42 |
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#define CTL_SOFT_PEDAL 0x43 |
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/* undefined 0x44 */ |
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#define CTL_HOLD2 0x45 |
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/* undefined 0x46 - 0x4f */ |
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#define CTL_GENERAL_PURPOSE5 0x50 |
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#define CTL_GENERAL_PURPOSE6 0x51 |
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#define CTL_GENERAL_PURPOSE7 0x52 |
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#define CTL_GENERAL_PURPOSE8 0x53 |
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/* undefined 0x54 - 0x5a */ |
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#define CTL_EXT_EFF_DEPTH 0x5b |
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#define CTL_TREMOLO_DEPTH 0x5c |
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#define CTL_CHORUS_DEPTH 0x5d |
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#define CTL_DETUNE_DEPTH 0x5e |
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#define CTL_CELESTE_DEPTH 0x5e /* Alias for the above one */ |
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#define CTL_PHASER_DEPTH 0x5f |
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#define CTL_DATA_INCREMENT 0x60 |
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#define CTL_DATA_DECREMENT 0x61 |
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#define CTL_NONREG_PARM_NUM_LSB 0x62 |
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#define CTL_NONREG_PARM_NUM_MSB 0x63 |
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#define CTL_REGIST_PARM_NUM_LSB 0x64 |
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#define CTL_REGIST_PARM_NUM_MSB 0x65 |
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/* undefined 0x66 - 0x78 */ |
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/* reserved 0x79 - 0x7f */ |
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|
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/* Pseudo controllers (not midi compatible) */ |
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#define CTRL_PITCH_BENDER 255 |
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#define CTRL_PITCH_BENDER_RANGE 254 |
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#define CTRL_EXPRESSION 253 /* Obsolete */ |
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#define CTRL_MAIN_VOLUME 252 /* Obsolete */ |
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#define SEQ_BALANCE 11 |
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#define SEQ_VOLMODE 12 |
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/* |
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* Volume mode decides how volumes are used |
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*/ |
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#define VOL_METHOD_ADAGIO 1 |
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#define VOL_METHOD_LINEAR 2 |
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|
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/* |
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* Note! SEQ_WAIT, SEQ_MIDIPUTC and SEQ_ECHO are used also as |
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* input events. |
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*/ |
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|
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/* |
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* Event codes 0xf0 to 0xfc are reserved for future extensions. |
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*/ |
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#define SEQ_FULLSIZE 0xfd /* Long events */ |
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/* |
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* SEQ_FULLSIZE events are used for loading patches/samples to the |
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* synthesizer devices. These events are passed directly to the driver |
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* of the associated synthesizer device. There is no limit to the size |
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* of the extended events. These events are not queued but executed |
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* immediately when the write() is called (execution can take several |
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* seconds of time). |
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* |
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* When a SEQ_FULLSIZE message is written to the device, it must |
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* be written using exactly one write() call. Other events cannot |
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* be mixed to the same write. |
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* |
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* For FM synths (YM3812/OPL3) use struct sbi_instrument and write it to the |
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* /dev/sequencer. Don't write other data together with the instrument structure |
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* Set the key field of the structure to FM_PATCH. The device field is used to |
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* route the patch to the corresponding device. |
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* |
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* For wave table use struct patch_info. Initialize the key field |
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* to WAVE_PATCH. |
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*/ |
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#define SEQ_PRIVATE 0xfe /* Low level HW dependent events (8 bytes) */ |
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#define SEQ_EXTENDED 0xff /* Extended events (8 bytes) OBSOLETE */ |
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|
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/* |
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* Record for FM patches |
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*/ |
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typedef unsigned char sbi_instr_data[32]; |
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|
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struct sbi_instrument { |
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unsigned short key; /* FM_PATCH or OPL3_PATCH */ |
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#define FM_PATCH _PATCHKEY(0x01) |
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#define OPL3_PATCH _PATCHKEY(0x03) |
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short device; /* Synth# (0-4) */ |
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int channel; /* Program# to be initialized */ |
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sbi_instr_data operators; /* Register settings for operator cells (.SBI format) */ |
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}; |
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|
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struct synth_info { /* Read only */ |
|
char name[30]; |
|
int device; /* 0-N. INITIALIZE BEFORE CALLING */ |
|
int synth_type; |
|
#define SYNTH_TYPE_FM 0 |
|
#define SYNTH_TYPE_SAMPLE 1 |
|
#define SYNTH_TYPE_MIDI 2 /* Midi interface */ |
|
|
|
int synth_subtype; |
|
#define FM_TYPE_ADLIB 0x00 |
|
#define FM_TYPE_OPL3 0x01 |
|
#define MIDI_TYPE_MPU401 0x401 |
|
|
|
#define SAMPLE_TYPE_BASIC 0x10 |
|
#define SAMPLE_TYPE_GUS SAMPLE_TYPE_BASIC |
|
#define SAMPLE_TYPE_WAVEFRONT 0x11 |
|
|
|
int perc_mode; /* No longer supported */ |
|
int nr_voices; |
|
int nr_drums; /* Obsolete field */ |
|
int instr_bank_size; |
|
unsigned int capabilities; |
|
#define SYNTH_CAP_PERCMODE 0x00000001 /* No longer used */ |
|
#define SYNTH_CAP_OPL3 0x00000002 /* Set if OPL3 supported */ |
|
#define SYNTH_CAP_INPUT 0x00000004 /* Input (MIDI) device */ |
|
int dummies[19]; /* Reserve space */ |
|
}; |
|
|
|
struct sound_timer_info { |
|
char name[32]; |
|
int caps; |
|
}; |
|
|
|
#define MIDI_CAP_MPU401 1 /* MPU-401 intelligent mode */ |
|
|
|
struct midi_info { |
|
char name[30]; |
|
int device; /* 0-N. INITIALIZE BEFORE CALLING */ |
|
unsigned int capabilities; /* To be defined later */ |
|
int dev_type; |
|
int dummies[18]; /* Reserve space */ |
|
}; |
|
|
|
/******************************************** |
|
* ioctl commands for the /dev/midi## |
|
*/ |
|
typedef struct { |
|
unsigned char cmd; |
|
char nr_args, nr_returns; |
|
unsigned char data[30]; |
|
} mpu_command_rec; |
|
|
|
#define SNDCTL_MIDI_PRETIME _SIOWR('m', 0, int) |
|
#define SNDCTL_MIDI_MPUMODE _SIOWR('m', 1, int) |
|
#define SNDCTL_MIDI_MPUCMD _SIOWR('m', 2, mpu_command_rec) |
|
|
|
/******************************************** |
|
* IOCTL commands for /dev/dsp and /dev/audio |
|
*/ |
|
|
|
#define SNDCTL_DSP_RESET _SIO ('P', 0) |
|
#define SNDCTL_DSP_SYNC _SIO ('P', 1) |
|
#define SNDCTL_DSP_SPEED _SIOWR('P', 2, int) |
|
#define SNDCTL_DSP_STEREO _SIOWR('P', 3, int) |
|
#define SNDCTL_DSP_GETBLKSIZE _SIOWR('P', 4, int) |
|
#define SNDCTL_DSP_SAMPLESIZE SNDCTL_DSP_SETFMT |
|
#define SNDCTL_DSP_CHANNELS _SIOWR('P', 6, int) |
|
#define SOUND_PCM_WRITE_CHANNELS SNDCTL_DSP_CHANNELS |
|
#define SOUND_PCM_WRITE_FILTER _SIOWR('P', 7, int) |
|
#define SNDCTL_DSP_POST _SIO ('P', 8) |
|
#define SNDCTL_DSP_SUBDIVIDE _SIOWR('P', 9, int) |
|
#define SNDCTL_DSP_SETFRAGMENT _SIOWR('P',10, int) |
|
|
|
/* Audio data formats (Note! U8=8 and S16_LE=16 for compatibility) */ |
|
#define SNDCTL_DSP_GETFMTS _SIOR ('P',11, int) /* Returns a mask */ |
|
#define SNDCTL_DSP_SETFMT _SIOWR('P',5, int) /* Selects ONE fmt*/ |
|
# define AFMT_QUERY 0x00000000 /* Return current fmt */ |
|
# define AFMT_MU_LAW 0x00000001 |
|
# define AFMT_A_LAW 0x00000002 |
|
# define AFMT_IMA_ADPCM 0x00000004 |
|
# define AFMT_U8 0x00000008 |
|
# define AFMT_S16_LE 0x00000010 /* Little endian signed 16*/ |
|
# define AFMT_S16_BE 0x00000020 /* Big endian signed 16 */ |
|
# define AFMT_S8 0x00000040 |
|
# define AFMT_U16_LE 0x00000080 /* Little endian U16 */ |
|
# define AFMT_U16_BE 0x00000100 /* Big endian U16 */ |
|
# define AFMT_MPEG 0x00000200 /* MPEG (2) audio */ |
|
# define AFMT_AC3 0x00000400 /* Dolby Digital AC3 */ |
|
|
|
/* |
|
* Buffer status queries. |
|
*/ |
|
typedef struct audio_buf_info { |
|
int fragments; /* # of available fragments (partially usend ones not counted) */ |
|
int fragstotal; /* Total # of fragments allocated */ |
|
int fragsize; /* Size of a fragment in bytes */ |
|
|
|
int bytes; /* Available space in bytes (includes partially used fragments) */ |
|
/* Note! 'bytes' could be more than fragments*fragsize */ |
|
} audio_buf_info; |
|
|
|
#define SNDCTL_DSP_GETOSPACE _SIOR ('P',12, audio_buf_info) |
|
#define SNDCTL_DSP_GETISPACE _SIOR ('P',13, audio_buf_info) |
|
#define SNDCTL_DSP_NONBLOCK _SIO ('P',14) |
|
#define SNDCTL_DSP_GETCAPS _SIOR ('P',15, int) |
|
# define DSP_CAP_REVISION 0x000000ff /* Bits for revision level (0 to 255) */ |
|
# define DSP_CAP_DUPLEX 0x00000100 /* Full duplex record/playback */ |
|
# define DSP_CAP_REALTIME 0x00000200 /* Real time capability */ |
|
# define DSP_CAP_BATCH 0x00000400 /* Device has some kind of */ |
|
/* internal buffers which may */ |
|
/* cause some delays and */ |
|
/* decrease precision of timing */ |
|
# define DSP_CAP_COPROC 0x00000800 /* Has a coprocessor */ |
|
/* Sometimes it's a DSP */ |
|
/* but usually not */ |
|
# define DSP_CAP_TRIGGER 0x00001000 /* Supports SETTRIGGER */ |
|
# define DSP_CAP_MMAP 0x00002000 /* Supports mmap() */ |
|
# define DSP_CAP_MULTI 0x00004000 /* support multiple open */ |
|
# define DSP_CAP_BIND 0x00008000 /* channel binding to front/rear/cneter/lfe */ |
|
|
|
|
|
#define SNDCTL_DSP_GETTRIGGER _SIOR ('P',16, int) |
|
#define SNDCTL_DSP_SETTRIGGER _SIOW ('P',16, int) |
|
# define PCM_ENABLE_INPUT 0x00000001 |
|
# define PCM_ENABLE_OUTPUT 0x00000002 |
|
|
|
typedef struct count_info { |
|
int bytes; /* Total # of bytes processed */ |
|
int blocks; /* # of fragment transitions since last time */ |
|
int ptr; /* Current DMA pointer value */ |
|
} count_info; |
|
|
|
#define SNDCTL_DSP_GETIPTR _SIOR ('P',17, count_info) |
|
#define SNDCTL_DSP_GETOPTR _SIOR ('P',18, count_info) |
|
|
|
typedef struct buffmem_desc { |
|
unsigned *buffer; |
|
int size; |
|
} buffmem_desc; |
|
#define SNDCTL_DSP_MAPINBUF _SIOR ('P', 19, buffmem_desc) |
|
#define SNDCTL_DSP_MAPOUTBUF _SIOR ('P', 20, buffmem_desc) |
|
#define SNDCTL_DSP_SETSYNCRO _SIO ('P', 21) |
|
#define SNDCTL_DSP_SETDUPLEX _SIO ('P', 22) |
|
#define SNDCTL_DSP_GETODELAY _SIOR ('P', 23, int) |
|
|
|
#define SNDCTL_DSP_GETCHANNELMASK _SIOWR('P', 64, int) |
|
#define SNDCTL_DSP_BIND_CHANNEL _SIOWR('P', 65, int) |
|
# define DSP_BIND_QUERY 0x00000000 |
|
# define DSP_BIND_FRONT 0x00000001 |
|
# define DSP_BIND_SURR 0x00000002 |
|
# define DSP_BIND_CENTER_LFE 0x00000004 |
|
# define DSP_BIND_HANDSET 0x00000008 |
|
# define DSP_BIND_MIC 0x00000010 |
|
# define DSP_BIND_MODEM1 0x00000020 |
|
# define DSP_BIND_MODEM2 0x00000040 |
|
# define DSP_BIND_I2S 0x00000080 |
|
# define DSP_BIND_SPDIF 0x00000100 |
|
|
|
#define SNDCTL_DSP_SETSPDIF _SIOW ('P', 66, int) |
|
#define SNDCTL_DSP_GETSPDIF _SIOR ('P', 67, int) |
|
# define SPDIF_PRO 0x0001 |
|
# define SPDIF_N_AUD 0x0002 |
|
# define SPDIF_COPY 0x0004 |
|
# define SPDIF_PRE 0x0008 |
|
# define SPDIF_CC 0x07f0 |
|
# define SPDIF_L 0x0800 |
|
# define SPDIF_DRS 0x4000 |
|
# define SPDIF_V 0x8000 |
|
|
|
/* |
|
* Application's profile defines the way how playback underrun situations should be handled. |
|
* |
|
* APF_NORMAL (the default) and APF_NETWORK make the driver to cleanup the |
|
* playback buffer whenever an underrun occurs. This consumes some time |
|
* prevents looping the existing buffer. |
|
* APF_CPUINTENS is intended to be set by CPU intensive applications which |
|
* are likely to run out of time occasionally. In this mode the buffer cleanup is |
|
* disabled which saves CPU time but also let's the previous buffer content to |
|
* be played during the "pause" after the underrun. |
|
*/ |
|
#define SNDCTL_DSP_PROFILE _SIOW ('P', 23, int) |
|
#define APF_NORMAL 0 /* Normal applications */ |
|
#define APF_NETWORK 1 /* Underruns probably caused by an "external" delay */ |
|
#define APF_CPUINTENS 2 /* Underruns probably caused by "overheating" the CPU */ |
|
|
|
#define SOUND_PCM_READ_RATE _SIOR ('P', 2, int) |
|
#define SOUND_PCM_READ_CHANNELS _SIOR ('P', 6, int) |
|
#define SOUND_PCM_READ_BITS _SIOR ('P', 5, int) |
|
#define SOUND_PCM_READ_FILTER _SIOR ('P', 7, int) |
|
|
|
/* Some alias names */ |
|
#define SOUND_PCM_WRITE_BITS SNDCTL_DSP_SETFMT |
|
#define SOUND_PCM_WRITE_RATE SNDCTL_DSP_SPEED |
|
#define SOUND_PCM_POST SNDCTL_DSP_POST |
|
#define SOUND_PCM_RESET SNDCTL_DSP_RESET |
|
#define SOUND_PCM_SYNC SNDCTL_DSP_SYNC |
|
#define SOUND_PCM_SUBDIVIDE SNDCTL_DSP_SUBDIVIDE |
|
#define SOUND_PCM_SETFRAGMENT SNDCTL_DSP_SETFRAGMENT |
|
#define SOUND_PCM_GETFMTS SNDCTL_DSP_GETFMTS |
|
#define SOUND_PCM_SETFMT SNDCTL_DSP_SETFMT |
|
#define SOUND_PCM_GETOSPACE SNDCTL_DSP_GETOSPACE |
|
#define SOUND_PCM_GETISPACE SNDCTL_DSP_GETISPACE |
|
#define SOUND_PCM_NONBLOCK SNDCTL_DSP_NONBLOCK |
|
#define SOUND_PCM_GETCAPS SNDCTL_DSP_GETCAPS |
|
#define SOUND_PCM_GETTRIGGER SNDCTL_DSP_GETTRIGGER |
|
#define SOUND_PCM_SETTRIGGER SNDCTL_DSP_SETTRIGGER |
|
#define SOUND_PCM_SETSYNCRO SNDCTL_DSP_SETSYNCRO |
|
#define SOUND_PCM_GETIPTR SNDCTL_DSP_GETIPTR |
|
#define SOUND_PCM_GETOPTR SNDCTL_DSP_GETOPTR |
|
#define SOUND_PCM_MAPINBUF SNDCTL_DSP_MAPINBUF |
|
#define SOUND_PCM_MAPOUTBUF SNDCTL_DSP_MAPOUTBUF |
|
|
|
/* |
|
* ioctl calls to be used in communication with coprocessors and |
|
* DSP chips. |
|
*/ |
|
|
|
typedef struct copr_buffer { |
|
int command; /* Set to 0 if not used */ |
|
int flags; |
|
#define CPF_NONE 0x0000 |
|
#define CPF_FIRST 0x0001 /* First block */ |
|
#define CPF_LAST 0x0002 /* Last block */ |
|
int len; |
|
int offs; /* If required by the device (0 if not used) */ |
|
|
|
unsigned char data[4000]; /* NOTE! 4000 is not 4k */ |
|
} copr_buffer; |
|
|
|
typedef struct copr_debug_buf { |
|
int command; /* Used internally. Set to 0 */ |
|
int parm1; |
|
int parm2; |
|
int flags; |
|
int len; /* Length of data in bytes */ |
|
} copr_debug_buf; |
|
|
|
typedef struct copr_msg { |
|
int len; |
|
unsigned char data[4000]; |
|
} copr_msg; |
|
|
|
#define SNDCTL_COPR_RESET _SIO ('C', 0) |
|
#define SNDCTL_COPR_LOAD _SIOWR('C', 1, copr_buffer) |
|
#define SNDCTL_COPR_RDATA _SIOWR('C', 2, copr_debug_buf) |
|
#define SNDCTL_COPR_RCODE _SIOWR('C', 3, copr_debug_buf) |
|
#define SNDCTL_COPR_WDATA _SIOW ('C', 4, copr_debug_buf) |
|
#define SNDCTL_COPR_WCODE _SIOW ('C', 5, copr_debug_buf) |
|
#define SNDCTL_COPR_RUN _SIOWR('C', 6, copr_debug_buf) |
|
#define SNDCTL_COPR_HALT _SIOWR('C', 7, copr_debug_buf) |
|
#define SNDCTL_COPR_SENDMSG _SIOWR('C', 8, copr_msg) |
|
#define SNDCTL_COPR_RCVMSG _SIOR ('C', 9, copr_msg) |
|
|
|
/********************************************* |
|
* IOCTL commands for /dev/mixer |
|
*/ |
|
|
|
/* |
|
* Mixer devices |
|
* |
|
* There can be up to 20 different analog mixer channels. The |
|
* SOUND_MIXER_NRDEVICES gives the currently supported maximum. |
|
* The SOUND_MIXER_READ_DEVMASK returns a bitmask which tells |
|
* the devices supported by the particular mixer. |
|
*/ |
|
|
|
#define SOUND_MIXER_NRDEVICES 25 |
|
#define SOUND_MIXER_VOLUME 0 |
|
#define SOUND_MIXER_BASS 1 |
|
#define SOUND_MIXER_TREBLE 2 |
|
#define SOUND_MIXER_SYNTH 3 |
|
#define SOUND_MIXER_PCM 4 |
|
#define SOUND_MIXER_SPEAKER 5 |
|
#define SOUND_MIXER_LINE 6 |
|
#define SOUND_MIXER_MIC 7 |
|
#define SOUND_MIXER_CD 8 |
|
#define SOUND_MIXER_IMIX 9 /* Recording monitor */ |
|
#define SOUND_MIXER_ALTPCM 10 |
|
#define SOUND_MIXER_RECLEV 11 /* Recording level */ |
|
#define SOUND_MIXER_IGAIN 12 /* Input gain */ |
|
#define SOUND_MIXER_OGAIN 13 /* Output gain */ |
|
/* |
|
* The AD1848 codec and compatibles have three line level inputs |
|
* (line, aux1 and aux2). Since each card manufacturer have assigned |
|
* different meanings to these inputs, it's inpractical to assign |
|
* specific meanings (line, cd, synth etc.) to them. |
|
*/ |
|
#define SOUND_MIXER_LINE1 14 /* Input source 1 (aux1) */ |
|
#define SOUND_MIXER_LINE2 15 /* Input source 2 (aux2) */ |
|
#define SOUND_MIXER_LINE3 16 /* Input source 3 (line) */ |
|
#define SOUND_MIXER_DIGITAL1 17 /* Digital (input) 1 */ |
|
#define SOUND_MIXER_DIGITAL2 18 /* Digital (input) 2 */ |
|
#define SOUND_MIXER_DIGITAL3 19 /* Digital (input) 3 */ |
|
#define SOUND_MIXER_PHONEIN 20 /* Phone input */ |
|
#define SOUND_MIXER_PHONEOUT 21 /* Phone output */ |
|
#define SOUND_MIXER_VIDEO 22 /* Video/TV (audio) in */ |
|
#define SOUND_MIXER_RADIO 23 /* Radio in */ |
|
#define SOUND_MIXER_MONITOR 24 /* Monitor (usually mic) volume */ |
|
|
|
/* Some on/off settings (SOUND_SPECIAL_MIN - SOUND_SPECIAL_MAX) */ |
|
/* Not counted to SOUND_MIXER_NRDEVICES, but use the same number space */ |
|
#define SOUND_ONOFF_MIN 28 |
|
#define SOUND_ONOFF_MAX 30 |
|
|
|
/* Note! Number 31 cannot be used since the sign bit is reserved */ |
|
#define SOUND_MIXER_NONE 31 |
|
|
|
/* |
|
* The following unsupported macros are no longer functional. |
|
* Use SOUND_MIXER_PRIVATE# macros in future. |
|
*/ |
|
#define SOUND_MIXER_ENHANCE SOUND_MIXER_NONE |
|
#define SOUND_MIXER_MUTE SOUND_MIXER_NONE |
|
#define SOUND_MIXER_LOUD SOUND_MIXER_NONE |
|
|
|
|
|
#define SOUND_DEVICE_LABELS {"Vol ", "Bass ", "Trebl", "Synth", "Pcm ", "Spkr ", "Line ", \ |
|
"Mic ", "CD ", "Mix ", "Pcm2 ", "Rec ", "IGain", "OGain", \ |
|
"Line1", "Line2", "Line3", "Digital1", "Digital2", "Digital3", \ |
|
"PhoneIn", "PhoneOut", "Video", "Radio", "Monitor"} |
|
|
|
#define SOUND_DEVICE_NAMES {"vol", "bass", "treble", "synth", "pcm", "speaker", "line", \ |
|
"mic", "cd", "mix", "pcm2", "rec", "igain", "ogain", \ |
|
"line1", "line2", "line3", "dig1", "dig2", "dig3", \ |
|
"phin", "phout", "video", "radio", "monitor"} |
|
|
|
/* Device bitmask identifiers */ |
|
|
|
#define SOUND_MIXER_RECSRC 0xff /* Arg contains a bit for each recording source */ |
|
#define SOUND_MIXER_DEVMASK 0xfe /* Arg contains a bit for each supported device */ |
|
#define SOUND_MIXER_RECMASK 0xfd /* Arg contains a bit for each supported recording source */ |
|
#define SOUND_MIXER_CAPS 0xfc |
|
# define SOUND_CAP_EXCL_INPUT 0x00000001 /* Only one recording source at a time */ |
|
#define SOUND_MIXER_STEREODEVS 0xfb /* Mixer channels supporting stereo */ |
|
#define SOUND_MIXER_OUTSRC 0xfa /* Arg contains a bit for each input source to output */ |
|
#define SOUND_MIXER_OUTMASK 0xf9 /* Arg contains a bit for each supported input source to output */ |
|
|
|
/* Device mask bits */ |
|
|
|
#define SOUND_MASK_VOLUME (1 << SOUND_MIXER_VOLUME) |
|
#define SOUND_MASK_BASS (1 << SOUND_MIXER_BASS) |
|
#define SOUND_MASK_TREBLE (1 << SOUND_MIXER_TREBLE) |
|
#define SOUND_MASK_SYNTH (1 << SOUND_MIXER_SYNTH) |
|
#define SOUND_MASK_PCM (1 << SOUND_MIXER_PCM) |
|
#define SOUND_MASK_SPEAKER (1 << SOUND_MIXER_SPEAKER) |
|
#define SOUND_MASK_LINE (1 << SOUND_MIXER_LINE) |
|
#define SOUND_MASK_MIC (1 << SOUND_MIXER_MIC) |
|
#define SOUND_MASK_CD (1 << SOUND_MIXER_CD) |
|
#define SOUND_MASK_IMIX (1 << SOUND_MIXER_IMIX) |
|
#define SOUND_MASK_ALTPCM (1 << SOUND_MIXER_ALTPCM) |
|
#define SOUND_MASK_RECLEV (1 << SOUND_MIXER_RECLEV) |
|
#define SOUND_MASK_IGAIN (1 << SOUND_MIXER_IGAIN) |
|
#define SOUND_MASK_OGAIN (1 << SOUND_MIXER_OGAIN) |
|
#define SOUND_MASK_LINE1 (1 << SOUND_MIXER_LINE1) |
|
#define SOUND_MASK_LINE2 (1 << SOUND_MIXER_LINE2) |
|
#define SOUND_MASK_LINE3 (1 << SOUND_MIXER_LINE3) |
|
#define SOUND_MASK_DIGITAL1 (1 << SOUND_MIXER_DIGITAL1) |
|
#define SOUND_MASK_DIGITAL2 (1 << SOUND_MIXER_DIGITAL2) |
|
#define SOUND_MASK_DIGITAL3 (1 << SOUND_MIXER_DIGITAL3) |
|
#define SOUND_MASK_PHONEIN (1 << SOUND_MIXER_PHONEIN) |
|
#define SOUND_MASK_PHONEOUT (1 << SOUND_MIXER_PHONEOUT) |
|
#define SOUND_MASK_RADIO (1 << SOUND_MIXER_RADIO) |
|
#define SOUND_MASK_VIDEO (1 << SOUND_MIXER_VIDEO) |
|
#define SOUND_MASK_MONITOR (1 << SOUND_MIXER_MONITOR) |
|
|
|
/* Obsolete macros */ |
|
#define SOUND_MASK_MUTE (1 << SOUND_MIXER_MUTE) |
|
#define SOUND_MASK_ENHANCE (1 << SOUND_MIXER_ENHANCE) |
|
#define SOUND_MASK_LOUD (1 << SOUND_MIXER_LOUD) |
|
|
|
#define MIXER_READ(dev) _SIOR('M', dev, int) |
|
#define SOUND_MIXER_READ_VOLUME MIXER_READ(SOUND_MIXER_VOLUME) |
|
#define SOUND_MIXER_READ_BASS MIXER_READ(SOUND_MIXER_BASS) |
|
#define SOUND_MIXER_READ_TREBLE MIXER_READ(SOUND_MIXER_TREBLE) |
|
#define SOUND_MIXER_READ_SYNTH MIXER_READ(SOUND_MIXER_SYNTH) |
|
#define SOUND_MIXER_READ_PCM MIXER_READ(SOUND_MIXER_PCM) |
|
#define SOUND_MIXER_READ_SPEAKER MIXER_READ(SOUND_MIXER_SPEAKER) |
|
#define SOUND_MIXER_READ_LINE MIXER_READ(SOUND_MIXER_LINE) |
|
#define SOUND_MIXER_READ_MIC MIXER_READ(SOUND_MIXER_MIC) |
|
#define SOUND_MIXER_READ_CD MIXER_READ(SOUND_MIXER_CD) |
|
#define SOUND_MIXER_READ_IMIX MIXER_READ(SOUND_MIXER_IMIX) |
|
#define SOUND_MIXER_READ_ALTPCM MIXER_READ(SOUND_MIXER_ALTPCM) |
|
#define SOUND_MIXER_READ_RECLEV MIXER_READ(SOUND_MIXER_RECLEV) |
|
#define SOUND_MIXER_READ_IGAIN MIXER_READ(SOUND_MIXER_IGAIN) |
|
#define SOUND_MIXER_READ_OGAIN MIXER_READ(SOUND_MIXER_OGAIN) |
|
#define SOUND_MIXER_READ_LINE1 MIXER_READ(SOUND_MIXER_LINE1) |
|
#define SOUND_MIXER_READ_LINE2 MIXER_READ(SOUND_MIXER_LINE2) |
|
#define SOUND_MIXER_READ_LINE3 MIXER_READ(SOUND_MIXER_LINE3) |
|
|
|
/* Obsolete macros */ |
|
#define SOUND_MIXER_READ_MUTE MIXER_READ(SOUND_MIXER_MUTE) |
|
#define SOUND_MIXER_READ_ENHANCE MIXER_READ(SOUND_MIXER_ENHANCE) |
|
#define SOUND_MIXER_READ_LOUD MIXER_READ(SOUND_MIXER_LOUD) |
|
|
|
#define SOUND_MIXER_READ_RECSRC MIXER_READ(SOUND_MIXER_RECSRC) |
|
#define SOUND_MIXER_READ_DEVMASK MIXER_READ(SOUND_MIXER_DEVMASK) |
|
#define SOUND_MIXER_READ_RECMASK MIXER_READ(SOUND_MIXER_RECMASK) |
|
#define SOUND_MIXER_READ_STEREODEVS MIXER_READ(SOUND_MIXER_STEREODEVS) |
|
#define SOUND_MIXER_READ_CAPS MIXER_READ(SOUND_MIXER_CAPS) |
|
|
|
#define MIXER_WRITE(dev) _SIOWR('M', dev, int) |
|
#define SOUND_MIXER_WRITE_VOLUME MIXER_WRITE(SOUND_MIXER_VOLUME) |
|
#define SOUND_MIXER_WRITE_BASS MIXER_WRITE(SOUND_MIXER_BASS) |
|
#define SOUND_MIXER_WRITE_TREBLE MIXER_WRITE(SOUND_MIXER_TREBLE) |
|
#define SOUND_MIXER_WRITE_SYNTH MIXER_WRITE(SOUND_MIXER_SYNTH) |
|
#define SOUND_MIXER_WRITE_PCM MIXER_WRITE(SOUND_MIXER_PCM) |
|
#define SOUND_MIXER_WRITE_SPEAKER MIXER_WRITE(SOUND_MIXER_SPEAKER) |
|
#define SOUND_MIXER_WRITE_LINE MIXER_WRITE(SOUND_MIXER_LINE) |
|
#define SOUND_MIXER_WRITE_MIC MIXER_WRITE(SOUND_MIXER_MIC) |
|
#define SOUND_MIXER_WRITE_CD MIXER_WRITE(SOUND_MIXER_CD) |
|
#define SOUND_MIXER_WRITE_IMIX MIXER_WRITE(SOUND_MIXER_IMIX) |
|
#define SOUND_MIXER_WRITE_ALTPCM MIXER_WRITE(SOUND_MIXER_ALTPCM) |
|
#define SOUND_MIXER_WRITE_RECLEV MIXER_WRITE(SOUND_MIXER_RECLEV) |
|
#define SOUND_MIXER_WRITE_IGAIN MIXER_WRITE(SOUND_MIXER_IGAIN) |
|
#define SOUND_MIXER_WRITE_OGAIN MIXER_WRITE(SOUND_MIXER_OGAIN) |
|
#define SOUND_MIXER_WRITE_LINE1 MIXER_WRITE(SOUND_MIXER_LINE1) |
|
#define SOUND_MIXER_WRITE_LINE2 MIXER_WRITE(SOUND_MIXER_LINE2) |
|
#define SOUND_MIXER_WRITE_LINE3 MIXER_WRITE(SOUND_MIXER_LINE3) |
|
|
|
/* Obsolete macros */ |
|
#define SOUND_MIXER_WRITE_MUTE MIXER_WRITE(SOUND_MIXER_MUTE) |
|
#define SOUND_MIXER_WRITE_ENHANCE MIXER_WRITE(SOUND_MIXER_ENHANCE) |
|
#define SOUND_MIXER_WRITE_LOUD MIXER_WRITE(SOUND_MIXER_LOUD) |
|
|
|
#define SOUND_MIXER_WRITE_RECSRC MIXER_WRITE(SOUND_MIXER_RECSRC) |
|
|
|
typedef struct mixer_info |
|
{ |
|
char id[16]; |
|
char name[32]; |
|
int modify_counter; |
|
int fillers[10]; |
|
} mixer_info; |
|
|
|
typedef struct _old_mixer_info /* Obsolete */ |
|
{ |
|
char id[16]; |
|
char name[32]; |
|
} _old_mixer_info; |
|
|
|
#define SOUND_MIXER_INFO _SIOR ('M', 101, mixer_info) |
|
#define SOUND_OLD_MIXER_INFO _SIOR ('M', 101, _old_mixer_info) |
|
|
|
/* |
|
* A mechanism for accessing "proprietary" mixer features. This method |
|
* permits passing 128 bytes of arbitrary data between a mixer application |
|
* and the mixer driver. Interpretation of the record is defined by |
|
* the particular mixer driver. |
|
*/ |
|
typedef unsigned char mixer_record[128]; |
|
|
|
#define SOUND_MIXER_ACCESS _SIOWR('M', 102, mixer_record) |
|
|
|
/* |
|
* Two ioctls for special souncard function |
|
*/ |
|
#define SOUND_MIXER_AGC _SIOWR('M', 103, int) |
|
#define SOUND_MIXER_3DSE _SIOWR('M', 104, int) |
|
|
|
/* |
|
* The SOUND_MIXER_PRIVATE# commands can be redefined by low level drivers. |
|
* These features can be used when accessing device specific features. |
|
*/ |
|
#define SOUND_MIXER_PRIVATE1 _SIOWR('M', 111, int) |
|
#define SOUND_MIXER_PRIVATE2 _SIOWR('M', 112, int) |
|
#define SOUND_MIXER_PRIVATE3 _SIOWR('M', 113, int) |
|
#define SOUND_MIXER_PRIVATE4 _SIOWR('M', 114, int) |
|
#define SOUND_MIXER_PRIVATE5 _SIOWR('M', 115, int) |
|
|
|
/* |
|
* SOUND_MIXER_GETLEVELS and SOUND_MIXER_SETLEVELS calls can be used |
|
* for querying current mixer settings from the driver and for loading |
|
* default volume settings _prior_ activating the mixer (loading |
|
* doesn't affect current state of the mixer hardware). These calls |
|
* are for internal use only. |
|
*/ |
|
|
|
typedef struct mixer_vol_table { |
|
int num; /* Index to volume table */ |
|
char name[32]; |
|
int levels[32]; |
|
} mixer_vol_table; |
|
|
|
#define SOUND_MIXER_GETLEVELS _SIOWR('M', 116, mixer_vol_table) |
|
#define SOUND_MIXER_SETLEVELS _SIOWR('M', 117, mixer_vol_table) |
|
|
|
/* |
|
* An ioctl for identifying the driver version. It will return value |
|
* of the SOUND_VERSION macro used when compiling the driver. |
|
* This call was introduced in OSS version 3.6 and it will not work |
|
* with earlier versions (returns EINVAL). |
|
*/ |
|
#define OSS_GETVERSION _SIOR ('M', 118, int) |
|
|
|
/* |
|
* Level 2 event types for /dev/sequencer |
|
*/ |
|
|
|
/* |
|
* The 4 most significant bits of byte 0 specify the class of |
|
* the event: |
|
* |
|
* 0x8X = system level events, |
|
* 0x9X = device/port specific events, event[1] = device/port, |
|
* The last 4 bits give the subtype: |
|
* 0x02 = Channel event (event[3] = chn). |
|
* 0x01 = note event (event[4] = note). |
|
* (0x01 is not used alone but always with bit 0x02). |
|
* event[2] = MIDI message code (0x80=note off etc.) |
|
* |
|
*/ |
|
|
|
#define EV_SEQ_LOCAL 0x80 |
|
#define EV_TIMING 0x81 |
|
#define EV_CHN_COMMON 0x92 |
|
#define EV_CHN_VOICE 0x93 |
|
#define EV_SYSEX 0x94 |
|
/* |
|
* Event types 200 to 220 are reserved for application use. |
|
* These numbers will not be used by the driver. |
|
*/ |
|
|
|
/* |
|
* Events for event type EV_CHN_VOICE |
|
*/ |
|
|
|
#define MIDI_NOTEOFF 0x80 |
|
#define MIDI_NOTEON 0x90 |
|
#define MIDI_KEY_PRESSURE 0xA0 |
|
|
|
/* |
|
* Events for event type EV_CHN_COMMON |
|
*/ |
|
|
|
#define MIDI_CTL_CHANGE 0xB0 |
|
#define MIDI_PGM_CHANGE 0xC0 |
|
#define MIDI_CHN_PRESSURE 0xD0 |
|
#define MIDI_PITCH_BEND 0xE0 |
|
|
|
#define MIDI_SYSTEM_PREFIX 0xF0 |
|
|
|
/* |
|
* Timer event types |
|
*/ |
|
#define TMR_WAIT_REL 1 /* Time relative to the prev time */ |
|
#define TMR_WAIT_ABS 2 /* Absolute time since TMR_START */ |
|
#define TMR_STOP 3 |
|
#define TMR_START 4 |
|
#define TMR_CONTINUE 5 |
|
#define TMR_TEMPO 6 |
|
#define TMR_ECHO 8 |
|
#define TMR_CLOCK 9 /* MIDI clock */ |
|
#define TMR_SPP 10 /* Song position pointer */ |
|
#define TMR_TIMESIG 11 /* Time signature */ |
|
|
|
/* |
|
* Local event types |
|
*/ |
|
#define LOCL_STARTAUDIO 1 |
|
|
|
#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS) |
|
/* |
|
* Some convenience macros to simplify programming of the |
|
* /dev/sequencer interface |
|
* |
|
* This is a legacy interface for applications written against |
|
* the OSSlib-3.8 style interface. It is no longer possible |
|
* to actually link against OSSlib with this header, but we |
|
* still provide these macros for programs using them. |
|
* |
|
* If you want to use OSSlib, it is recommended that you get |
|
* the GPL version of OSS-4.x and build against that version |
|
* of the header. |
|
* |
|
* We redefine the extern keyword so that make headers_check |
|
* does not complain about SEQ_USE_EXTBUF. |
|
*/ |
|
#define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() |
|
|
|
void seqbuf_dump(void); /* This function must be provided by programs */ |
|
|
|
#define SEQ_PM_DEFINES int __foo_bar___ |
|
|
|
#define SEQ_LOAD_GMINSTR(dev, instr) |
|
#define SEQ_LOAD_GMDRUM(dev, drum) |
|
|
|
#define _SEQ_EXTERN extern |
|
#define SEQ_USE_EXTBUF() \ |
|
_SEQ_EXTERN unsigned char _seqbuf[]; \ |
|
_SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr |
|
|
|
#ifndef USE_SIMPLE_MACROS |
|
/* Sample seqbuf_dump() implementation: |
|
* |
|
* SEQ_DEFINEBUF (2048); -- Defines a buffer for 2048 bytes |
|
* |
|
* int seqfd; -- The file descriptor for /dev/sequencer. |
|
* |
|
* void |
|
* seqbuf_dump () |
|
* { |
|
* if (_seqbufptr) |
|
* if (write (seqfd, _seqbuf, _seqbufptr) == -1) |
|
* { |
|
* perror ("write /dev/sequencer"); |
|
* exit (-1); |
|
* } |
|
* _seqbufptr = 0; |
|
* } |
|
*/ |
|
|
|
#define SEQ_DEFINEBUF(len) unsigned char _seqbuf[len]; int _seqbuflen = len;int _seqbufptr = 0 |
|
#define _SEQ_NEEDBUF(len) if ((_seqbufptr+(len)) > _seqbuflen) seqbuf_dump() |
|
#define _SEQ_ADVBUF(len) _seqbufptr += len |
|
#define SEQ_DUMPBUF seqbuf_dump |
|
#else |
|
/* |
|
* This variation of the sequencer macros is used just to format one event |
|
* using fixed buffer. |
|
* |
|
* The program using the macro library must define the following macros before |
|
* using this library. |
|
* |
|
* #define _seqbuf name of the buffer (unsigned char[]) |
|
* #define _SEQ_ADVBUF(len) If the applic needs to know the exact |
|
* size of the event, this macro can be used. |
|
* Otherwise this must be defined as empty. |
|
* #define _seqbufptr Define the name of index variable or 0 if |
|
* not required. |
|
*/ |
|
#define _SEQ_NEEDBUF(len) /* empty */ |
|
#endif |
|
|
|
#define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr] = SEQ_EXTENDED;\ |
|
_seqbuf[_seqbufptr+1] = SEQ_VOLMODE;\ |
|
_seqbuf[_seqbufptr+2] = (dev);\ |
|
_seqbuf[_seqbufptr+3] = (mode);\ |
|
_seqbuf[_seqbufptr+4] = 0;\ |
|
_seqbuf[_seqbufptr+5] = 0;\ |
|
_seqbuf[_seqbufptr+6] = 0;\ |
|
_seqbuf[_seqbufptr+7] = 0;\ |
|
_SEQ_ADVBUF(8);} |
|
|
|
/* |
|
* Midi voice messages |
|
*/ |
|
|
|
#define _CHN_VOICE(dev, event, chn, note, parm) \ |
|
{_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr] = EV_CHN_VOICE;\ |
|
_seqbuf[_seqbufptr+1] = (dev);\ |
|
_seqbuf[_seqbufptr+2] = (event);\ |
|
_seqbuf[_seqbufptr+3] = (chn);\ |
|
_seqbuf[_seqbufptr+4] = (note);\ |
|
_seqbuf[_seqbufptr+5] = (parm);\ |
|
_seqbuf[_seqbufptr+6] = (0);\ |
|
_seqbuf[_seqbufptr+7] = 0;\ |
|
_SEQ_ADVBUF(8);} |
|
|
|
#define SEQ_START_NOTE(dev, chn, note, vol) \ |
|
_CHN_VOICE(dev, MIDI_NOTEON, chn, note, vol) |
|
|
|
#define SEQ_STOP_NOTE(dev, chn, note, vol) \ |
|
_CHN_VOICE(dev, MIDI_NOTEOFF, chn, note, vol) |
|
|
|
#define SEQ_KEY_PRESSURE(dev, chn, note, pressure) \ |
|
_CHN_VOICE(dev, MIDI_KEY_PRESSURE, chn, note, pressure) |
|
|
|
/* |
|
* Midi channel messages |
|
*/ |
|
|
|
#define _CHN_COMMON(dev, event, chn, p1, p2, w14) \ |
|
{_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr] = EV_CHN_COMMON;\ |
|
_seqbuf[_seqbufptr+1] = (dev);\ |
|
_seqbuf[_seqbufptr+2] = (event);\ |
|
_seqbuf[_seqbufptr+3] = (chn);\ |
|
_seqbuf[_seqbufptr+4] = (p1);\ |
|
_seqbuf[_seqbufptr+5] = (p2);\ |
|
*(short *)&_seqbuf[_seqbufptr+6] = (w14);\ |
|
_SEQ_ADVBUF(8);} |
|
/* |
|
* SEQ_SYSEX permits sending of sysex messages. (It may look that it permits |
|
* sending any MIDI bytes but it's absolutely not possible. Trying to do |
|
* so _will_ cause problems with MPU401 intelligent mode). |
|
* |
|
* Sysex messages are sent in blocks of 1 to 6 bytes. Longer messages must be |
|
* sent by calling SEQ_SYSEX() several times (there must be no other events |
|
* between them). First sysex fragment must have 0xf0 in the first byte |
|
* and the last byte (buf[len-1] of the last fragment must be 0xf7. No byte |
|
* between these sysex start and end markers cannot be larger than 0x7f. Also |
|
* lengths of each fragments (except the last one) must be 6. |
|
* |
|
* Breaking the above rules may work with some MIDI ports but is likely to |
|
* cause fatal problems with some other devices (such as MPU401). |
|
*/ |
|
#define SEQ_SYSEX(dev, buf, len) \ |
|
{int ii, ll=(len); \ |
|
unsigned char *bufp=buf;\ |
|
if (ll>6)ll=6;\ |
|
_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr] = EV_SYSEX;\ |
|
_seqbuf[_seqbufptr+1] = (dev);\ |
|
for(ii=0;ii<ll;ii++)\ |
|
_seqbuf[_seqbufptr+ii+2] = bufp[ii];\ |
|
for(ii=ll;ii<6;ii++)\ |
|
_seqbuf[_seqbufptr+ii+2] = 0xff;\ |
|
_SEQ_ADVBUF(8);} |
|
|
|
#define SEQ_CHN_PRESSURE(dev, chn, pressure) \ |
|
_CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) |
|
|
|
#define SEQ_SET_PATCH SEQ_PGM_CHANGE |
|
#define SEQ_PGM_CHANGE(dev, chn, patch) \ |
|
_CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) |
|
|
|
#define SEQ_CONTROL(dev, chn, controller, value) \ |
|
_CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) |
|
|
|
#define SEQ_BENDER(dev, chn, value) \ |
|
_CHN_COMMON(dev, MIDI_PITCH_BEND, chn, 0, 0, value) |
|
|
|
|
|
#define SEQ_V2_X_CONTROL(dev, voice, controller, value) {_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr] = SEQ_EXTENDED;\ |
|
_seqbuf[_seqbufptr+1] = SEQ_CONTROLLER;\ |
|
_seqbuf[_seqbufptr+2] = (dev);\ |
|
_seqbuf[_seqbufptr+3] = (voice);\ |
|
_seqbuf[_seqbufptr+4] = (controller);\ |
|
_seqbuf[_seqbufptr+5] = ((value)&0xff);\ |
|
_seqbuf[_seqbufptr+6] = ((value>>8)&0xff);\ |
|
_seqbuf[_seqbufptr+7] = 0;\ |
|
_SEQ_ADVBUF(8);} |
|
/* |
|
* The following 5 macros are incorrectly implemented and obsolete. |
|
* Use SEQ_BENDER and SEQ_CONTROL (with proper controller) instead. |
|
*/ |
|
#define SEQ_PITCHBEND(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER, value) |
|
#define SEQ_BENDER_RANGE(dev, voice, value) SEQ_V2_X_CONTROL(dev, voice, CTRL_PITCH_BENDER_RANGE, value) |
|
#define SEQ_EXPRESSION(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_EXPRESSION, value*128) |
|
#define SEQ_MAIN_VOLUME(dev, voice, value) SEQ_CONTROL(dev, voice, CTL_MAIN_VOLUME, (value*16383)/100) |
|
#define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) |
|
|
|
/* |
|
* Timing and synchronization macros |
|
*/ |
|
|
|
#define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr+0] = EV_TIMING; \ |
|
_seqbuf[_seqbufptr+1] = (ev); \ |
|
_seqbuf[_seqbufptr+2] = 0;\ |
|
_seqbuf[_seqbufptr+3] = 0;\ |
|
*(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ |
|
_SEQ_ADVBUF(8);} |
|
|
|
#define SEQ_START_TIMER() _TIMER_EVENT(TMR_START, 0) |
|
#define SEQ_STOP_TIMER() _TIMER_EVENT(TMR_STOP, 0) |
|
#define SEQ_CONTINUE_TIMER() _TIMER_EVENT(TMR_CONTINUE, 0) |
|
#define SEQ_WAIT_TIME(ticks) _TIMER_EVENT(TMR_WAIT_ABS, ticks) |
|
#define SEQ_DELTA_TIME(ticks) _TIMER_EVENT(TMR_WAIT_REL, ticks) |
|
#define SEQ_ECHO_BACK(key) _TIMER_EVENT(TMR_ECHO, key) |
|
#define SEQ_SET_TEMPO(value) _TIMER_EVENT(TMR_TEMPO, value) |
|
#define SEQ_SONGPOS(pos) _TIMER_EVENT(TMR_SPP, pos) |
|
#define SEQ_TIME_SIGNATURE(sig) _TIMER_EVENT(TMR_TIMESIG, sig) |
|
|
|
/* |
|
* Local control events |
|
*/ |
|
|
|
#define _LOCAL_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ |
|
_seqbuf[_seqbufptr+0] = EV_SEQ_LOCAL; \ |
|
_seqbuf[_seqbufptr+1] = (ev); \ |
|
_seqbuf[_seqbufptr+2] = 0;\ |
|
_seqbuf[_seqbufptr+3] = 0;\ |
|
*(unsigned int *)&_seqbuf[_seqbufptr+4] = (parm); \ |
|
_SEQ_ADVBUF(8);} |
|
|
|
#define SEQ_PLAYAUDIO(devmask) _LOCAL_EVENT(LOCL_STARTAUDIO, devmask) |
|
/* |
|
* Events for the level 1 interface only |
|
*/ |
|
|
|
#define SEQ_MIDIOUT(device, byte) {_SEQ_NEEDBUF(4);\ |
|
_seqbuf[_seqbufptr] = SEQ_MIDIPUTC;\ |
|
_seqbuf[_seqbufptr+1] = (byte);\ |
|
_seqbuf[_seqbufptr+2] = (device);\ |
|
_seqbuf[_seqbufptr+3] = 0;\ |
|
_SEQ_ADVBUF(4);} |
|
|
|
/* |
|
* Patch loading. |
|
*/ |
|
#define SEQ_WRPATCH(patchx, len) \ |
|
{if (_seqbufptr) SEQ_DUMPBUF();\ |
|
if (write(seqfd, (char*)(patchx), len)==-1) \ |
|
perror("Write patch: /dev/sequencer");} |
|
#define SEQ_WRPATCH2(patchx, len) \ |
|
(SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len)) |
|
|
|
#endif |
|
#endif /* _UAPISOUNDCARD_H */
|
|
|