LXR qemu/include/exec/semihost.h

   1/*
   2 * Semihosting support
   3 *
   4 * Copyright (c) 2015 Imagination Technologies
   5 *
   6 * This library is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU Lesser General Public
   8 * License as published by the Free Software Foundation; either
   9 * version 2 of the License, or (at your option) any later version.
  10 *
  11 * This library is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * Lesser General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU Lesser General Public
  17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#ifndef SEMIHOST_H
  21#define SEMIHOST_H
  22
  23typedef enum SemihostingTarget {
  24    SEMIHOSTING_TARGET_AUTO = 0,
  25    SEMIHOSTING_TARGET_NATIVE,
  26    SEMIHOSTING_TARGET_GDB
  27} SemihostingTarget;
  28
  29#ifdef CONFIG_USER_ONLY
  30static inline bool semihosting_enabled(void)
  31{
  32    return true;
  33}
  34
  35static inline SemihostingTarget semihosting_get_target(void)
  36{
  37    return SEMIHOSTING_TARGET_AUTO;
  38}
  39
  40static inline const char *semihosting_get_arg(int i)
  41{
  42    return NULL;
  43}
  44
  45static inline int semihosting_get_argc(void)
  46{
  47    return 0;
  48}
  49
  50static inline const char *semihosting_get_cmdline(void)
  51{
  52    return NULL;
  53}
  54#else
  55bool semihosting_enabled(void);
  56SemihostingTarget semihosting_get_target(void);
  57const char *semihosting_get_arg(int i);
  58int semihosting_get_argc(void);
  59const char *semihosting_get_cmdline(void);
  60#endif
  61
  62#endif
  63