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9e3d414ef2
This update to the Altair8800 simulator includes: Adds MITS hard disk controller device Adds FarmTek FDC+ disk controller device (1.5MB) Adds iCOM 3712/3812 disk controller device Adds Processor Technology VDM1 video device Fixes boot bug in TARBELL and VFII devices TARBELL returns 0xff for DMA status if 1011 Fixes DAZZLER vertical blank status timing Adds DDT command to control DDT-style output Improves MEMORY dump display
69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
/* s100_cpu.h
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Copyright (c) 2025 Patrick A. Linstruth
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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PETER SCHORN BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of Patrick Linstruth shall not
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be used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from Patrick Linstruth.
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History:
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11/07/25 Initial version
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*/
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#ifndef _S100_CPU_H
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#define _S100_CPU_H
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#include "sim_defs.h"
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#define UNIT_CPU_V_VERBOSE (UNIT_V_UF+0) /* Enable verbose messagesto */
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#define UNIT_CPU_VERBOSE (1 << UNIT_CPU_V_VERBOSE)
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/* CPU chip types */
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typedef enum {
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CHIP_TYPE_8080 = 0,
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CHIP_TYPE_Z80,
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NUM_CHIP_TYPE, /* must be last */
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} ChipType;
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typedef struct {
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DEVICE *dev;
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REG **pc_reg;
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ChipType *chiptype;
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t_stat (*instr)(void);
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t_value (*pc_val)(void);
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t_stat (*parse_sym)(const char *cptr, t_addr addr, UNIT *uptr, t_value *val, int32 sw);
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int32 (*dasm)(char *S, const uint32 *val, const int32 addr);
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t_bool (*isc)(t_addr **ret_addrs);
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t_stat (*help)(FILE *st, DEVICE *dptr, UNIT *uptr, int32 flag, const char *cptr);
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} CPU;
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extern void cpu_set_chiptype(ChipType type);
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extern ChipType cpu_get_chiptype(void);
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extern char * cpu_get_chipname(ChipType type);
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extern t_addr cpu_set_pc_loc(t_addr loc);
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extern void cpu_idle();
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extern void cpu_req_idle();
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extern void cpu_clr_idle();
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extern int cpu_get_idle();
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#endif
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