2 Copyright (C) 2004, 2005, 2006, 2007, 2008 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 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
);