include/uapi/linux/hdlcdrv.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * hdlcdrv.h  -- HDLC packet radio network driver.
   4  * The Linux soundcard driver for 1200 baud and 9600 baud packet radio
   5  * (C) 1996-1998 by Thomas Sailer, HB9JNX/AE4WA
   6  */
   7
   8 #ifndef _UAPI_HDLCDRV_H
   9 #define _UAPI_HDLCDRV_H
  10
  11 /* -------------------------------------------------------------------- */
  12 /*
  13  * structs for the IOCTL commands
  14  */
  15
  16 struct hdlcdrv_params {
  17         int iobase;
  18         int irq;
  19         int dma;
  20         int dma2;
  21         int seriobase;
  22         int pariobase;
  23         int midiiobase;
  24 };
  25
  26 struct hdlcdrv_channel_params {
  27         int tx_delay;  /* the transmitter keyup delay in 10ms units */
  28         int tx_tail;   /* the transmitter keyoff delay in 10ms units */
  29         int slottime;  /* the slottime in 10ms; usually 10 = 100ms */
  30         int ppersist;  /* the p-persistence 0..255 */
  31         int fulldup;   /* some driver do not support full duplex, setting */
  32                        /* this just makes them send even if DCD is on */
  33 };
  34
  35 struct hdlcdrv_old_channel_state {
  36         int ptt;
  37         int dcd;
  38         int ptt_keyed;
  39 };
  40
  41 struct hdlcdrv_channel_state {
  42         int ptt;
  43         int dcd;
  44         int ptt_keyed;
  45         unsigned long tx_packets;
  46         unsigned long tx_errors;
  47         unsigned long rx_packets;
  48         unsigned long rx_errors;
  49 };
  50
  51 struct hdlcdrv_ioctl {
  52         int cmd;
  53         union {
  54                 struct hdlcdrv_params mp;
  55                 struct hdlcdrv_channel_params cp;
  56                 struct hdlcdrv_channel_state cs;
  57                 struct hdlcdrv_old_channel_state ocs;
  58                 unsigned int calibrate;
  59                 unsigned char bits;
  60                 char modename[128];
  61                 char drivername[32];
  62         } data;
  63 };
  64
  65 /* -------------------------------------------------------------------- */
  66
  67 /*
  68  * ioctl values
  69  */
  70 #define HDLCDRVCTL_GETMODEMPAR       0
  71 #define HDLCDRVCTL_SETMODEMPAR       1
  72 #define HDLCDRVCTL_MODEMPARMASK      2  /* not handled by hdlcdrv */
  73 #define HDLCDRVCTL_GETCHANNELPAR    10
  74 #define HDLCDRVCTL_SETCHANNELPAR    11
  75 #define HDLCDRVCTL_OLDGETSTAT       20
  76 #define HDLCDRVCTL_CALIBRATE        21
  77 #define HDLCDRVCTL_GETSTAT          22
  78
  79 /*
  80  * these are mainly for debugging purposes
  81  */
  82 #define HDLCDRVCTL_GETSAMPLES       30
  83 #define HDLCDRVCTL_GETBITS          31
  84
  85 /*
  86  * not handled by hdlcdrv, but by its depending drivers
  87  */
  88 #define HDLCDRVCTL_GETMODE          40
  89 #define HDLCDRVCTL_SETMODE          41
  90 #define HDLCDRVCTL_MODELIST         42
  91 #define HDLCDRVCTL_DRIVERNAME       43
  92
  93 /*
  94  * mask of needed modem parameters, returned by HDLCDRVCTL_MODEMPARMASK
  95  */
  96 #define HDLCDRV_PARMASK_IOBASE      (1<<0)
  97 #define HDLCDRV_PARMASK_IRQ         (1<<1)
  98 #define HDLCDRV_PARMASK_DMA         (1<<2)
  99 #define HDLCDRV_PARMASK_DMA2        (1<<3)
 100 #define HDLCDRV_PARMASK_SERIOBASE   (1<<4)
 101 #define HDLCDRV_PARMASK_PARIOBASE   (1<<5)
 102 #define HDLCDRV_PARMASK_MIDIIOBASE  (1<<6)
 103
 104 /* -------------------------------------------------------------------- */
 105
 106
 107 /* -------------------------------------------------------------------- */
 108
 109 #endif /* _UAPI_HDLCDRV_H */
 110
 111 /* -------------------------------------------------------------------- */