Quelle hdlcdrv.h Sprache: C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* hdlcdrv.h  -- HDLC packet radio network driver.
* The Linux soundcard driver for 1200 baud and 9600 baud packet radio
* (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA
*/

#ifndef _UAPI_HDLCDRV_H
#define _UAPI_HDLCDRV_H

/* -------------------------------------------------------------------- */
/*
* structs for the IOCTL commands
*/

struct hdlcdrv_params {
int iobase;
int irq;
int dma;
int dma2;
int seriobase;
int pariobase;
int midiiobase;
};

struct hdlcdrv_channel_params {
int tx_delay;  /* the transmitter keyup delay in 10ms units */
int tx_tail;   /* the transmitter keyoff delay in 10ms units */
int slottime;  /* the slottime in 10ms; usually 10 = 100ms */
int ppersist;  /* the p-persistence 0..255 */
int fulldup;   /* some driver do not support full duplex, setting */
                /* this just makes them send even if DCD is on */
};

struct hdlcdrv_old_channel_state {
   int ptt;
   int dcd;
   int ptt_keyed;
};

struct hdlcdrv_channel_state {
  int ptt;
  int dcd;
  int ptt_keyed;
  unsigned long tx_packets;
  unsigned long tx_errors;
  unsigned long rx_packets;
  unsigned long rx_errors;
};

struct hdlcdrv_ioctl {
int cmd;
union {
  struct hdlcdrv_params mp;
  struct hdlcdrv_channel_params cp;
  struct hdlcdrv_channel_state cs;
  struct hdlcdrv_old_channel_state ocs;
  unsigned int calibrate;
  unsigned char bits;
  char modename[128];
  char drivername[32];
} data;
};

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

/*
* ioctl values
*/
#define HDLCDRVCTL_GETMODEMPAR       0
#define HDLCDRVCTL_SETMODEMPAR       1
#define HDLCDRVCTL_MODEMPARMASK      2  /* not handled by hdlcdrv */
#define HDLCDRVCTL_GETCHANNELPAR    10
#define HDLCDRVCTL_SETCHANNELPAR    11
#define HDLCDRVCTL_OLDGETSTAT       20
#define HDLCDRVCTL_CALIBRATE        21
#define HDLCDRVCTL_GETSTAT          22

/*
* these are mainly for debugging purposes
*/
#define HDLCDRVCTL_GETSAMPLES       30
#define HDLCDRVCTL_GETBITS          31

/*
* not handled by hdlcdrv, but by its depending drivers
*/
#define HDLCDRVCTL_GETMODE          40
#define HDLCDRVCTL_SETMODE          41
#define HDLCDRVCTL_MODELIST         42
#define HDLCDRVCTL_DRIVERNAME       43

/*
* mask of needed modem parameters, returned by HDLCDRVCTL_MODEMPARMASK
*/
#define HDLCDRV_PARMASK_IOBASE      (1<<0)
#define HDLCDRV_PARMASK_IRQ         (1<<1)
#define HDLCDRV_PARMASK_DMA         (1<<2)
#define HDLCDRV_PARMASK_DMA2        (1<<3)
#define HDLCDRV_PARMASK_SERIOBASE   (1<<4)
#define HDLCDRV_PARMASK_PARIOBASE   (1<<5)
#define HDLCDRV_PARMASK_MIDIIOBASE  (1<<6)

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

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

#endif /* _UAPI_HDLCDRV_H */

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

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