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#ifndef OSSDDK_H
#define OSSDDK_H
/*
* ossddk.h - Open Sound System Driver Devlopment Kit (DDK) exported defs.
*
* Copyright (C) 4Front Technologies 2005 - All rights reserved.
*/
#define OSSDDK_VERSION 0x02 /* 0.2 */
#include "oss_exports.h"
/*
* Audio interface
*/
#define OSS_AUDIO_DRIVER_VERSION 2
typedef struct _dmap_t dmap_t;
/*
* Audio device flags (adev_t->flags)
*/
#define ADEV_DEFAULT 0x0000000000000001LL /* Preferred default audio device candidate */
#define ADEV_AUTOMODE 0x0000000000000002LL /* Playbak pointer loops automatically */
#define ADEV_DUPLEX 0x0000000000000004LL /* Device permits full duplex (O_RDWR method) */
#define ADEV_NOINPUT 0x0000000000000008LL /* Device cannot do input */
#define ADEV_NOOUTPUT 0x0000000000000010LL /* Device cannot do output */
#define ADEV_VMIX 0x0000000000000020LL /* Device is virtual mixer one */
/* NOTE! 0x0000000000000040 is free */
#define ADEV_VIRTUAL 0x0000000000000080LL /* Virtual audio device */
#define ADEV_OPENED 0x0000000000000100LL /* Will be set when the device is open */
#define ADEV_NOCONVERT 0x0000000000000200LL /* No automatic format conversions are permitted */
/*
* ADEV_HIDDEN is reserved for internal use by the audio core and it must
* not be set by low level drivers. Instead low level drivers should set
* adev->caps |= PCM_CAP_HIDDEN if they like to hide the device file from
* ordinary audio applications.
*/
#define ADEV_HIDDEN 0x0000000000001000LL
#define ADEV_FIXEDRATE 0x0000000000002000LL /* Fixed sampling rate (obsolete) */
#define ADEV_16BITONLY 0x0000000000004000LL /* Only 16 bit audio support */
#define ADEV_STEREOONLY 0x0000000000008000LL /* Only stereo (requires 16BITONLY) */
#define ADEV_SHADOW 0x0000000000010000LL /* "shadow" device */
#define ADEV_8BITONLY 0x0000000000020000LL /* Only 8 bits */
#define ADEV_32BITONLY 0x0000000000040000LL /* Only 24 or 32 bits */
#define ADEV_NOVIRTUAL 0x0000000000080000LL /* Don't install SoftOSS automatically for this device */
#define ADEV_NOSRC 0x0000000000100000LL /* Don't do any kind of SRC */
#define ADEV_SPECIAL 0x0000000000200000LL /* Multich or otherwise special dev */
#define ADEV_NOMMAP 0x0000000000400000LL /* No MMAP capability */
#define ADEV_DISABLE_VIRTUAL 0x0000000000800000LL /* Not compatible with virtual drivers */
#define ADEV_COLD 0x0000000001000000LL /* Reserved for a future feature - DO NOT USE */
#define ADEV_HWMIX 0x0000000002000000LL /* Device supports "hardware mixing" */
#define ADEV_LOOP 0x0000000004000000LL /* Loopback device */
#define ADEV_NONINTERLEAVED 0x0000000008000000LL /* DMA buffer _NOT_ interleaved */
#ifdef _KERNEL
typedef struct _audiodrv_t
{
int (*adrv_open) (int dev, int mode, int open_flags);
void (*adrv_close) (int dev, int mode);
void (*adrv_output_block) (int dev, oss_native_word buf,
int count, int fragsize, int intrflag);
void (*adrv_start_input) (int dev, oss_native_word buf,
int count, int fragsize, int intrflag);
int (*adrv_ioctl) (int dev, unsigned int cmd, int *arg);
int (*adrv_prepare_for_input) (int dev, int fragsize, int nfrags);
int (*adrv_prepare_for_output) (int dev, int fragsize, int nfrags);
void (*adrv_halt_io) (int dev);
int (*adrv_local_qlen) (int dev);
void *not_used; /* Out of order */
void (*adrv_halt_input) (int dev);
void (*adrv_halt_output) (int dev);
void (*adrv_trigger) (int dev, int bits);
int (*adrv_set_rate) (int dev, int speed);
unsigned int (*adrv_set_format) (int dev, unsigned int bits);
short (*adrv_set_channels) (int dev, short channels);
void (*adrv_postprocess_write) (int dev); /* Device spesific postprocessing for written data */
void (*adrv_preprocess_read) (int dev); /* Device spesific preprocessing for read data */
/* Timeout handlers for input and output */
int (*adrv_check_input) (int dev);
int (*adrv_check_output) (int dev);
int (*adrv_alloc_buffer) (int dev, dmap_t * dmap, int direction);
int (*adrv_free_buffer) (int dev, dmap_t * dmap, int direction);
void (*adrv_lock_buffer) (int dev, int direction);
void *dummy; /* Not used any more */
int (*adrv_get_buffer_pointer) (int dev, dmap_t * dmap, int direction);
int (*adrv_calibrate_speed) (int dev, int nominal_rate, int true_rate);
#define SYNC_ATTACH 0
#define SYNC_PREPARE 1
#define SYNC_TRIGGER 2
int (*adrv_sync_control) (int dev, int event, int mode);
void (*adrv_prepare_to_stop) (int dev);
int (*adrv_get_input_pointer) (int dev, dmap_t * dmap, int direction);
int (*adrv_get_output_pointer) (int dev, dmap_t * dmap, int direction);
int (*adrv_bind) (int dev, unsigned int cmd, int *arg);
void (*adrv_setup_fragments) (int dev, dmap_t * dmap, int direction);
int (*adrv_redirect) (int dev, int mode, int open_flags);
int (*adrv_ioctl_override) (int dev, unsigned int cmd, int *arg);
} audiodrv_t;
#endif
/*
* Mixer interface
*/
#define OSS_MIXER_DRIVER_VERSION 2
#define OSSDDK_MIXER_ROOT 0
struct _mixer_driver_t
{
int (*ioctl) (int dev, int audiodev, unsigned int cmd, int *arg);
};
#define AINTR_LOCALQUEUE 0x00000001
#define AINTR_NO_POINTER_UPDATES 0x00000002
#if 0
/*
* The ossddk_* functions are not included in OSS for the time being
*/
#ifdef _KERNEL
extern oss_device_t *ossddk_register_device (int ddkvers,
dev_info_t * dip,
int drvtype,
int instance, const char *nick,
#ifdef sun
ddi_iblock_cookie_t
iblock_cookie,
#endif
void *devc,
const char *longname);
extern int ossddk_disable_device (oss_device_t * osdev);
extern void *ossddk_osdev_get_devc (oss_device_t * osdev);
extern void ossddk_unregister_device (oss_device_t * osdev);
#ifdef sun
/*
* OSS driver entry point routines
*/
extern int oss_open (dev_t * dev_p, int open_flags, int otyp,
cred_t * cred_p);
extern int oss_close (dev_t dev, int flag, int otyp, cred_t * cred_p);
extern int oss_ioctl (dev_t dev, int cmd, intptr_t arg, int mode,
cred_t * cred_p, int *rval_p);
extern int oss_read (dev_t dev, struct uio *uiop, cred_t * credp);
extern int oss_write (dev_t dev, struct uio *uiop, cred_t * cred_p);
extern int oss_chpoll (dev_t dev, short events, int anyyet, short *reventsp,
struct pollhead **phpp);
extern int oss_mmap (dev_t dev, off_t offset, int nprot);
#endif
#if defined(amd64) || defined(sparc) || defined(x86_64)
typedef unsigned long long coreaddr_t;
#else
typedef unsigned long coreaddr_t;
#endif
int ossddk_install_audiodev (int vers,
oss_device_t * osdev,
oss_device_t * master_osdev,
char *name,
const audiodrv_t * driver,
int driver_size,
int flags,
unsigned int format_mask, void *devc,
int parent);
extern void ossddk_adev_set_devc (int dev, void *devc);
extern void ossddk_adev_set_portc (int dev, void *portc);
extern void ossddk_adev_set_portc_play (int dev, void *portc);
extern void ossddk_adev_set_portc_record (int dev, void *portc);
extern void ossddk_adev_set_portnum (int dev, int portnum);
extern void ossddk_adev_set_mixer (int dev, int mixer_dev);
extern void ossddk_adev_set_rates (int dev, int min_rate, int max_rate,
int nrates, int rates[20]);
extern void ossddk_adev_set_formats (int dev, unsigned int oformats,
unsigned int iformats);
extern void ossddk_adev_set_caps (int dev, unsigned int caps);
extern void ossddk_adev_set_flags (int dev, unsigned int caps);
extern void ossddk_adev_set_channels (int dev, int min_channels,
int max_channels);
extern void ossddk_adev_set_buflimits (int dev, int min_fragment,
int max_fragment);
extern void ossddk_adev_set_enable_flag (int dev, int state);
extern void ossddk_adev_set_unloaded_flag (int dev, int state);
extern void ossddk_adev_set_magic (int dev, int magic);
extern void ossddk_adev_set_ratesource (int dev, int rate_source);
extern void ossddk_adev_set_songname (int dev, char *song);
extern void ossddk_adev_set_label (int dev, char *label);
extern void *ossddk_adev_get_devc (int dev);
extern void *ossddk_adev_get_portc (int dev);
extern void *ossddk_adev_get_portc_play (int dev);
extern void *ossddk_adev_get_portc_record (int dev);
extern dmap_t *ossddk_adev_get_dmapout (int dev);
extern dmap_t *ossddk_adev_get_dmapin (int dev);
extern char *ossddk_adev_get_songname (int dev);
extern char *ossddk_adev_get_label (int dev);
extern int ossddk_adev_get_flags (int dev);
extern void ossddk_audio_outputintr (int dev, int intr_flags);
extern void ossddk_audio_inputintr (int dev, int intr_flags);
typedef void (*oss_audio_callback_t) (int dev, int parm);
extern void ossddk_dmap_set_dmabuf (dmap_t * dmap, unsigned char *buf);
extern void ossddk_dmap_set_phys (dmap_t * dmap, unsigned long addr);
extern void ossddk_dmap_set_buffsize (dmap_t * dmap, int size);
extern void ossddk_dmap_set_private (dmap_t * dmap, void *ptr);
extern void ossddk_dmap_set_callback (dmap_t * dmap,
oss_audio_callback_t cb, int arg);
extern void ossddk_dmap_set_fragsize (dmap_t * dmap, int size);
extern void ossddk_dmap_set_numfrags (dmap_t * dmap, int nfrags);
extern void ossddk_dmap_set_playerror (dmap_t * dmap, int err, int parm);
extern void ossddk_dmap_set_recerror (dmap_t * dmap, int err, int parm);
extern void *ossddk_dmap_get_private (dmap_t * dmap);
extern int ossddk_dmap_get_fragsize (dmap_t * dmap);
extern int ossddk_dmap_get_numfrags (dmap_t * dmap);
extern int ossddk_dmap_get_buffused (dmap_t * dmap);
extern unsigned char *ossddk_dmap_get_dmabuf (dmap_t * dmap);
extern unsigned long ossddk_dmap_get_phys (dmap_t * dmap);
extern int ossddk_dmap_get_buffsize (dmap_t * dmap);
extern int ossddk_dmap_get_qhead (dmap_t * dmap);
extern int ossddk_dmap_get_qtail (dmap_t * dmap);
int ossddk_install_mixer (int vers,
oss_device_t * osdev,
oss_device_t * master_osdev,
const char *name,
mixer_driver_t * driver,
int driver_size, void *devc);
extern void *ossddk_mixer_get_devc (int dev);
extern void ossddk_mixer_touch (int dev);
extern int ossddk_mixer_create_group (int dev, int parent, const char *id);
extern int ossddk_mixer_create_control (int dev, int parent, int ctrl,
mixer_ext_fn func, int type,
const char *id, int maxvalue,
int flags);
extern int ossddk_mixer_truncate (int dev, int index);
extern int ossddk_mixer_set_strings (int dev, int ctl, const char *s,
int version);
/*
* AC97 interface
*/
extern int ossddk_ac97_install (ac97_handle_t ** handle, char *name,
ac97_readfunc_t readfn,
ac97_writefunc_t writefn, void *hostparms,
oss_device_t * osdev);
extern void ossddk_ac97_remove (ac97_handle_t * handle);
extern int ossddk_ac97_set_ext_init (ac97_handle_t * handle,
mixer_create_controls_t func,
int nextra);
extern int ossddk_ac97_is_varrate (ac97_handle_t * handle);
extern int ossddk_ac97_set_recrate (ac97_handle_t * handle, int srate);
extern int ossddk_ac97_set_playrate (ac97_handle_t * handle, int srate);
#endif /* _KERNEL */
#endif
#define OSSDDK_OK 0
#endif
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