MDS-800/System_80-10/system_defs.h

/*  system_defs.h: Intel iSBC simulator definitions

    Copyright (c) 2010, William A. Beech

    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
    to deal in the Software without restriction, including without limitation
    the rights to use, copy, modify, merge, publish, distribute, sublicense,
    and/or sell copies of the Software, and to permit persons to whom the
    Software is furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
    William A. Beech BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
    IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
    CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

    Except as contained in this notice, the name of William A. Beech shall not be
    used in advertising or otherwise to promote the sale, use or other dealings
    in this Software without prior written authorization from William A. Beech.

    ?? ??? 10 - Original file.
    16 Dec 12 - Modified to use isbc_80_10.cfg file to set base and size.
*/

#include <stdio.h>
#include <ctype.h>
#include "system_80_10.cfg"             /* Intel System 80/10 configuration */
#include "sim_defs.h"			        /* simulator defns */

/* multibus interrupt definitions */

#define INT_0   0x01
#define INT_1   0x02
#define INT_2   0x04
#define INT_3   0x08
#define INT_4   0x10
#define INT_5   0x20
#define INT_6   0x40
#define INT_7   0x80

/* CPU interrupts definitions */

#define INT_R   0x200
#define I75     0x40
#define I65     0x20
#define I55     0x10

/* Memory */

#define MAXMEMSIZE	    0x10000	        /* 8080 max memory size */
#define MEMSIZE		    (i8080_unit.capac)  /* 8080 actual memory size */
#define ADDRMASK	    (MAXMEMSIZE - 1)    /* 8080 address mask */
#define MEM_ADDR_OK(x)	    (((uint32) (x)) < MEMSIZE)

/* debug definitions */

#define DEBUG_flow      0x0001
#define DEBUG_read      0x0002
#define DEBUG_write     0x0004
#define DEBUG_level1    0x0008
#define DEBUG_level2    0x0010
#define DEBUG_reg       0x0020
#define DEBUG_asm       0x0040
#define DEBUG_xack      0x0080
#define DEBUG_all       0xFFFF

/* Simulator stop codes */

#define STOP_RSRV	1			    /* must be 1 */
#define STOP_HALT	2			    /* HALT */
#define STOP_IBKPT	3		            /* breakpoint */
#define STOP_OPCODE	4                           /* Invalid Opcode */
#define STOP_IO 	5                           /* I/O error */
#define STOP_MEM 	6                           /* Memory error */
#define STOP_XACK 	7                           /* XACK error */