sim/common/sim-syscall.c

   1 /* Simulator system call support.
   2
   3    Copyright 2002-2015 Free Software Foundation, Inc.
   4
   5    This file is part of simulators.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "config.h"
  21
  22 #include "sim-main.h"
  23 #include "sim-syscall.h"
  24 \f
  25 /* Read/write functions for system call interface.  */
  26
  27 int
  28 sim_syscall_read_mem (host_callback *cb ATTRIBUTE_UNUSED, struct cb_syscall *sc,
  29                       unsigned long taddr, char *buf, int bytes)
  30 {
  31   SIM_DESC sd = (SIM_DESC) sc->p1;
  32   SIM_CPU *cpu = (SIM_CPU *) sc->p2;
  33
  34   TRACE_MEMORY (cpu, "READ (syscall) %i bytes @ 0x%08lx", bytes, taddr);
  35
  36   return sim_core_read_buffer (sd, cpu, read_map, buf, taddr, bytes);
  37 }
  38
  39 int
  40 sim_syscall_write_mem (host_callback *cb ATTRIBUTE_UNUSED, struct cb_syscall *sc,
  41                        unsigned long taddr, const char *buf, int bytes)
  42 {
  43   SIM_DESC sd = (SIM_DESC) sc->p1;
  44   SIM_CPU *cpu = (SIM_CPU *) sc->p2;
  45
  46   TRACE_MEMORY (cpu, "WRITE (syscall) %i bytes @ 0x%08lx", bytes, taddr);
  47
  48   return sim_core_write_buffer (sd, cpu, write_map, buf, taddr, bytes);
  49 }