drivers/net/appletalk/ltpc.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /***   ltpc.h
   3  *
   4  *
   5  ***/
   6
   7 #define LT_GETRESULT  0x00
   8 #define LT_WRITEMEM   0x01
   9 #define LT_READMEM    0x02
  10 #define LT_GETFLAGS   0x04
  11 #define LT_SETFLAGS   0x05
  12 #define LT_INIT       0x10
  13 #define LT_SENDLAP    0x13
  14 #define LT_RCVLAP     0x14
  15
  16 /* the flag that we care about */
  17 #define LT_FLAG_ALLLAP 0x04
  18
  19 struct lt_getresult {
  20         unsigned char command;
  21         unsigned char mailbox;
  22 };
  23
  24 struct lt_mem {
  25         unsigned char command;
  26         unsigned char mailbox;
  27         unsigned short addr;    /* host order */
  28         unsigned short length;  /* host order */
  29 };
  30
  31 struct lt_setflags {
  32         unsigned char command;
  33         unsigned char mailbox;
  34         unsigned char flags;
  35 };
  36
  37 struct lt_getflags {
  38         unsigned char command;
  39         unsigned char mailbox;
  40 };
  41
  42 struct lt_init {
  43         unsigned char command;
  44         unsigned char mailbox;
  45         unsigned char hint;
  46 };
  47
  48 struct lt_sendlap {
  49         unsigned char command;
  50         unsigned char mailbox;
  51         unsigned char dnode;
  52         unsigned char laptype;
  53         unsigned short length;  /* host order */
  54 };
  55
  56 struct lt_rcvlap {
  57         unsigned char command;
  58         unsigned char dnode;
  59         unsigned char snode;
  60         unsigned char laptype;
  61         unsigned short length;  /* host order */
  62 };
  63
  64 union lt_command {
  65         struct lt_getresult getresult;
  66         struct lt_mem mem;
  67         struct lt_setflags setflags;
  68         struct lt_getflags getflags;
  69         struct lt_init init;
  70         struct lt_sendlap sendlap;
  71         struct lt_rcvlap rcvlap;
  72 };
  73 typedef union lt_command lt_command;
  74