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simh.simh/Altair8800/s100_cpu.h
Patrick Linstruth 627e6a6b13 Altair8800: New DAZZLER, PMMI devices and other features
Adds Cromemco DAZZLER video device
Adds PMMI MM-103 modem device
Adds SET RAM PROT/UNPROT=pages
Adds Martin Eberhard's CDBL ROM

Corrects file format for cromemco and pmmi header files.
2026-01-18 21:16:00 -05:00

64 lines
2.3 KiB
C

/* s100_cpu.h
Copyright (c) 2025 Patrick A. Linstruth
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
PETER SCHORN 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 Patrick Linstruth shall not
be used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from Patrick Linstruth.
History:
11/07/25 Initial version
*/
#ifndef _S100_CPU_H
#define _S100_CPU_H
#include "sim_defs.h"
#define UNIT_CPU_V_VERBOSE (UNIT_V_UF+0) /* Enable verbose messagesto */
#define UNIT_CPU_VERBOSE (1 << UNIT_CPU_V_VERBOSE)
/* CPU chip types */
typedef enum {
CHIP_TYPE_8080 = 0,
CHIP_TYPE_Z80,
NUM_CHIP_TYPE, /* must be last */
} ChipType;
typedef struct {
DEVICE *dev;
REG **pc_reg;
ChipType *chiptype;
t_stat (*instr)(void);
t_value (*pc_val)(void);
t_stat (*parse_sym)(const char *cptr, t_addr addr, UNIT *uptr, t_value *val, int32 sw);
int32 (*dasm)(char *S, const uint32 *val, const int32 addr);
t_bool (*isc)(t_addr **ret_addrs);
t_stat (*help)(FILE *st, DEVICE *dptr, UNIT *uptr, int32 flag, const char *cptr);
} CPU;
extern void cpu_set_chiptype(ChipType type);
extern ChipType cpu_get_chiptype(void);
extern char * cpu_get_chipname(ChipType type);
#endif