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1 | /* altair_defs.h: MITS Altair simulator definitions\r |
2 | \r | |
3 | Copyright (c) 1997-2005, Charles E. Owen\r | |
4 | \r | |
5 | Permission is hereby granted, free of charge, to any person obtaining a\r | |
6 | copy of this software and associated documentation files (the "Software"),\r | |
7 | to deal in the Software without restriction, including without limitation\r | |
8 | the rights to use, copy, modify, merge, publish, distribute, sublicense,\r | |
9 | and/or sell copies of the Software, and to permit persons to whom the\r | |
10 | Software is furnished to do so, subject to the following conditions:\r | |
11 | \r | |
12 | The above copyright notice and this permission notice shall be included in\r | |
13 | all copies or substantial portions of the Software.\r | |
14 | \r | |
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r | |
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r | |
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r | |
18 | ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r | |
19 | IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r | |
20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r | |
21 | \r | |
22 | Except as contained in this notice, the name of Charles E. Owen shall not be\r | |
23 | used in advertising or otherwise to promote the sale, use or other dealings\r | |
24 | in this Software without prior written authorization from Charles E. Owen.\r | |
25 | */\r | |
26 | \r | |
27 | #include "sim_defs.h" /* simulator defns */\r | |
28 | \r | |
29 | /* Memory */\r | |
30 | \r | |
31 | #define MAXMEMSIZE 65536 /* max memory size */\r | |
32 | #define MEMSIZE (cpu_unit.capac) /* actual memory size */\r | |
33 | #define ADDRMASK (MAXMEMSIZE - 1) /* address mask */\r | |
34 | #define MEM_ADDR_OK(x) (((uint32) (x)) < MEMSIZE)\r | |
35 | \r | |
36 | /* Simulator stop codes */\r | |
37 | \r | |
38 | #define STOP_RSRV 1 /* must be 1 */\r | |
39 | #define STOP_HALT 2 /* HALT */\r | |
40 | #define STOP_IBKPT 3 /* breakpoint */\r | |
41 | #define STOP_OPCODE 4\r | |
42 | \r |