1 /* swtp_defs.h: SWTP 6800 simulator definitions
2 
3 Copyright (c) 2005-2012, William Beech
4 
5    Permission is hereby granted, free of charge, to any person obtaining a
6    copy of this software and associated documentation files (the "Software"),
7    to deal in the Software without restriction, including without limitation
8    the rights to use, copy, modify, merge, publish, distribute, sublicense,
9    and/or sell copies of the Software, and to permit persons to whom the
10    Software is furnished to do so, subject to the following conditions:
11 
12    The above copyright notice and this permission notice shall be included in
13    all copies or substantial portions of the Software.
14 
15    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18    WILLIAM A BEECH BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
19    IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20    CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21 
22    Except as contained in this notice, the name of William A Beech shall not
23    be used in advertising or otherwise to promote the sale, use or other dealings
24    in this Software without prior written authorization from William A Beech.
25 */
26 
27 #include <ctype.h>
28 #include "../../sim_defs.h"             // simulator defs
29 
30 /* Memory */
31 
32 #define MAXMEMSIZE	65536		// max memory size
33 #define MEMSIZE		(m6800_unit.capac) // actual memory size
34 #define ADDRMASK	(MAXMEMSIZE - 1) // address mask
35 #define MEM_ADDR_OK(x)	(((uint32) (x)) < MEMSIZE)
36 
37 /* debug definitions */
38 
39 #define DEBUG_flow      0x0001
40 #define DEBUG_read      0x0002
41 #define DEBUG_write     0x0004
42 #define DEBUG_level1    0x0008
43 #define DEBUG_level2    0x0010
44 #define DEBUG_reg       0x0020
45 #define DEBUG_asm       0x0040
46 #define DEBUG_all       0xFFFF
47 
48 /* Simulator stop codes */
49 
50 #define STOP_RSRV	1		// must be 1
51 #define STOP_HALT	2		// HALT-really WAI
52 #define STOP_IBKPT	3		// breakpoint
53 #define STOP_OPCODE	4		// invalid opcode
54 #define STOP_MEMORY	5		// invalid memory address
55 
56