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/*
* 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 */
/* --------------------------------------------------------------------- */