diff options
Diffstat (limited to 'hdlcutil/soundmodem.h')
| -rw-r--r-- | hdlcutil/soundmodem.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/hdlcutil/soundmodem.h b/hdlcutil/soundmodem.h new file mode 100644 index 0000000..10d0799 --- /dev/null +++ b/hdlcutil/soundmodem.h @@ -0,0 +1,90 @@ +/* + * The Linux soundcard driver for 1200 baud and 9600 baud packet radio + * (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA + */ + +#ifndef _SOUNDMODEM_H +#define _SOUNDMODEM_H + +/* -------------------------------------------------------------------- */ +/* + * structs for the IOCTL commands + */ + +struct sm_debug_data { + unsigned int int_rate; + unsigned int mod_cycles; + unsigned int demod_cycles; + unsigned int dma_residue; +}; + +struct sm_diag_data { + unsigned int mode; + unsigned int flags; + unsigned int samplesperbit; + unsigned int datalen; + short *data; +}; + +struct sm_mixer_data { + unsigned int mixer_type; + unsigned int sample_rate; + unsigned int bit_rate; + unsigned int reg; + unsigned int data; +}; + +struct sm_config { + int hardware; + int mode; +}; + +struct sm_ioctl { + int cmd; + union { + struct sm_config cfg; + struct sm_diag_data diag; + struct sm_mixer_data mix; + struct sm_debug_data dbg; + } data; +}; + +/* -------------------------------------------------------------------- */ + +/* + * diagnose modes + */ +#define SM_DIAGMODE_OFF 0 +#define SM_DIAGMODE_INPUT 1 +#define SM_DIAGMODE_DEMOD 2 +#define SM_DIAGMODE_CONSTELLATION 3 + +/* + * diagnose flags + */ +#define SM_DIAGFLAG_DCDGATE (1<<0) +#define SM_DIAGFLAG_VALID (1<<1) + +/* + * mixer types + */ +#define SM_MIXER_INVALID 0 +#define SM_MIXER_AD1848 0x10 +#define SM_MIXER_CRYSTAL 0x11 +#define SM_MIXER_CT1335 0x20 +#define SM_MIXER_CT1345 0x21 +#define SM_MIXER_CT1745 0x22 + +/* + * ioctl values + */ +#define SMCTL_DIAGNOSE 0x82 +#define SMCTL_GETMIXER 0x83 +#define SMCTL_SETMIXER 0x84 +#define SMCTL_GETDEBUG 0x85 + +/* -------------------------------------------------------------------- */ + +#endif /* _SOUNDMODEM_H */ + +/* --------------------------------------------------------------------- */ |