2 Copyright (C) 2004-2014 Free Software Foundation, Inc.
3 Contributed by Axis Communications.
5 This file is part of the GNU simulators.
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.
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.
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/>. */
20 /* Based on the i960 devices.c (for the purposes, the same as all the
25 #ifdef HAVE_DV_SOCKSER
26 #include "dv-sockser.h"
29 #include "hw-device.h"
31 /* Placeholder definition. */
32 struct _device { char dummy; } cris_devices;
35 device_error (device *me ATTRIBUTE_UNUSED,
36 const char *message ATTRIBUTE_UNUSED,
43 device_io_read_buffer (device *me ATTRIBUTE_UNUSED,
44 void *source ATTRIBUTE_UNUSED,
45 int space ATTRIBUTE_UNUSED,
46 address_word addr ATTRIBUTE_UNUSED,
47 unsigned nr_bytes ATTRIBUTE_UNUSED,
48 SIM_DESC sd ATTRIBUTE_UNUSED,
49 SIM_CPU *cpu ATTRIBUTE_UNUSED,
50 sim_cia cia ATTRIBUTE_UNUSED)
53 return hw_io_read_buffer ((struct hw *) me, source, space, addr, nr_bytes);
60 device_io_write_buffer (device *me ATTRIBUTE_UNUSED,
62 int space ATTRIBUTE_UNUSED,
63 address_word addr, unsigned nr_bytes,
64 SIM_DESC sd, SIM_CPU *cpu, sim_cia cia)
66 static const unsigned char ok[] = { 4, 0, 0, 0x90};
67 static const unsigned char bad[] = { 8, 0, 0, 0x90};
69 if (cris_have_900000xxif)
71 if (addr == 0x90000004 && memcmp (source, ok, sizeof ok) == 0)
72 return cris_break_13_handler (cpu, 1, 0, 0, 0, 0, 0, 0, cia);
73 else if (addr == 0x90000008
74 && memcmp (source, bad, sizeof bad) == 0)
75 return cris_break_13_handler (cpu, 1, 34, 0, 0, 0, 0, 0, cia);
79 return hw_io_write_buffer ((struct hw *) me, source, space, addr, nr_bytes);
82 /* If it wasn't one of those, send an invalid-memory signal. */
83 sim_core_signal (sd, cpu, cia, 0, nr_bytes, addr,
84 write_transfer, sim_core_unmapped_signal);