include/semihosting/syscalls.h

   1 /*
   2  * Syscall implementations for semihosting.
   3  *
   4  * Copyright (c) 2022 Linaro
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #ifndef SEMIHOSTING_SYSCALLS_H
  10 #define SEMIHOSTING_SYSCALLS_H
  11
  12 /*
  13  * Argument loading from the guest is performed by the caller;
  14  * results are returned via the 'complete' callback.
  15  *
  16  * String operands are in address/len pairs.  The len argument may be 0
  17  * (when the semihosting abi does not already provide the length),
  18  * or non-zero (where it should include the terminating zero).
  19  */
  20
  21 void semihost_sys_open(CPUState *cs, gdb_syscall_complete_cb complete,
  22                        target_ulong fname, target_ulong fname_len,
  23                        int gdb_flags, int mode);
  24
  25 #endif /* SEMIHOSTING_SYSCALLS_H */