1/*  This file is part of the program psim.
2
3    Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au>
4
5    This program is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14
15    You should have received a copy of the GNU General Public License
16    along with this program; if not, see <http://www.gnu.org/licenses/>.
17
18    */
19
20
21#ifndef N
22#error "N must be #defined"
23#endif
24
25/* NOTE: see end of file for #undef of these macros */
26#define unsigned_N XCONCAT2(unsigned_,N)
27#define T2H_N XCONCAT2(T2H_,N)
28#define H2T_N XCONCAT2(H2T_,N)
29
30#define core_map_read_N XCONCAT2(core_map_read_,N)
31#define core_map_write_N XCONCAT2(core_map_write_,N)
32
33INLINE_CORE(unsigned_N)
34core_map_read_N(core_map *map,
35		unsigned_word addr,
36		cpu *processor,
37		unsigned_word cia)
38{
39  core_mapping *mapping = core_map_find_mapping(map,
40						addr,
41						sizeof(unsigned_N),
42						processor,
43						cia,
44						1); /*abort*/
45  if (WITH_CALLBACK_MEMORY && mapping->device != NULL) {
46    unsigned_N data;
47    if (device_io_read_buffer(mapping->device,
48			      &data,
49			      mapping->space,
50			      addr,
51			      sizeof(unsigned_N), /* nr_bytes */
52			      processor,
53			      cia) != sizeof(unsigned_N))
54      device_error(mapping->device, "internal error - core_read_N() - io_read_buffer should not fail");
55    return T2H_N(data);
56  }
57  else
58    return T2H_N(*(unsigned_N*)core_translate(mapping, addr));
59}
60
61
62
63INLINE_CORE(void)
64core_map_write_N(core_map *map,
65		 unsigned_word addr,
66		 unsigned_N val,
67		 cpu *processor,
68		 unsigned_word cia)
69{
70  core_mapping *mapping = core_map_find_mapping(map,
71						addr,
72						sizeof(unsigned_N),
73						processor,
74						cia,
75						1); /*abort*/
76  if (WITH_CALLBACK_MEMORY && mapping->device != NULL) {
77    unsigned_N data = H2T_N(val);
78    if (device_io_write_buffer(mapping->device,
79			       &data,
80			       mapping->space,
81			       addr,
82			       sizeof(unsigned_N), /* nr_bytes */
83			       processor,
84			       cia) != sizeof(unsigned_N))
85      device_error(mapping->device, "internal error - core_write_N() - io_write_buffer should not fail");
86  }
87  else
88    *(unsigned_N*)core_translate(mapping, addr) = H2T_N(val);
89}
90
91/* NOTE: see start of file for #define of these macros */
92#undef unsigned_N
93#undef T2H_N
94#undef H2T_N
95#undef core_map_read_N
96#undef core_map_write_N
97