include/chardev/char-parallel.h

   1 /*
   2  * QEMU System Emulator
   3  *
   4  * Copyright (c) 2003-2008 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24 #ifndef CHAR_PARALLEL_H
  25 #define CHAR_PARALLEL_H
  26
  27 #include "chardev/char.h"
  28
  29 #define CHR_IOCTL_PP_READ_DATA        3
  30 #define CHR_IOCTL_PP_WRITE_DATA       4
  31 #define CHR_IOCTL_PP_READ_CONTROL     5
  32 #define CHR_IOCTL_PP_WRITE_CONTROL    6
  33 #define CHR_IOCTL_PP_READ_STATUS      7
  34 #define CHR_IOCTL_PP_EPP_READ_ADDR    8
  35 #define CHR_IOCTL_PP_EPP_READ         9
  36 #define CHR_IOCTL_PP_EPP_WRITE_ADDR  10
  37 #define CHR_IOCTL_PP_EPP_WRITE       11
  38 #define CHR_IOCTL_PP_DATA_DIR        12
  39
  40 struct ParallelIOArg {
  41     void *buffer;
  42     int count;
  43 };
  44
  45 #endif /* CHAR_PARALLEL_H */