/* altairZ80_defs.h: MITS Altair simulator definitions | |
Copyright (c) 2002, Peter Schorn | |
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 | |
ROBERT M SUPNIK 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 Peter Schorn shall not | |
be used in advertising or otherwise to promote the sale, use or other dealings | |
in this Software without prior written authorization from Peter Schorn. | |
Based on work by Charles E Owen (c) 1997 | |
*/ | |
#include "sim_defs.h" /* simulator definitions */ | |
/* Memory */ | |
#define MAXMEMSIZE 65536 /* max memory size */ | |
#define ADDRMASK (MAXMEMSIZE - 1) /* address mask */ | |
#define bootrom_size 256 /* size of boot rom */ | |
#define MAXBANKS 8 /* max number of memory banks */ | |
#define MAXBANKSLOG2 3 /* log2 of MAXBANKS */ | |
#define BANKMASK (MAXBANKS-1) /* bank mask */ | |
#define MEMSIZE (cpu_unit.capac) /* actual memory size */ | |
#define KB 1024 /* kilo byte */ | |
#define defaultROMLow 0xff00 /* default for lowest addres of ROM */ | |
#define defaultROMHigh 0xffff /* default for highest addres of ROM */ | |
#define NUM_OF_DSK 8 /* NUM_OF_DSK must be power of two */ | |
#define LDAInstruction 0x3e /* op-code for LD A,<8-bit value> instruction */ | |
#define unitNoOffset1 0x37 /* LD A,<unitno> */ | |
#define unitNoOffset2 0xb4 /* LD a,80h | <unitno> */ | |
#define UNIT_V_OPSTOP (UNIT_V_UF+0) /* Stop on Invalid OP? */ | |
#define UNIT_OPSTOP (1 << UNIT_V_OPSTOP) | |
#define UNIT_V_CHIP (UNIT_V_UF+1) /* 8080 or Z80 */ | |
#define UNIT_CHIP (1 << UNIT_V_CHIP) | |
#define UNIT_V_MSIZE (UNIT_V_UF+2) /* Memory Size */ | |
#define UNIT_MSIZE (1 << UNIT_V_MSIZE) | |
#define UNIT_V_BANKED (UNIT_V_UF+3) /* Banked memory is used */ | |
#define UNIT_BANKED (1 << UNIT_V_BANKED) | |
#define UNIT_V_ROM (UNIT_V_UF+4) /* ROM exists */ | |
#define UNIT_ROM (1 << UNIT_V_ROM) | |
#define UNIT_V_ALTAIRROM (UNIT_V_UF+5) /* ALTAIR ROM exists */ | |
#define UNIT_ALTAIRROM (1 << UNIT_V_ALTAIRROM) | |
#define UNIT_V_WARNROM (UNIT_V_UF+6) /* Warn if ROM is written to */ | |
#define UNIT_WARNROM (1 << UNIT_V_WARNROM) | |
#define AddressFormat "[%04xh]" | |
#define PCformat "\n" AddressFormat " " | |
#define message1(p1) \ | |
sprintf(messageBuffer,PCformat p1,PCX); printMessage() | |
#define message2(p1,p2) \ | |
sprintf(messageBuffer,PCformat p1,PCX,p2); printMessage() | |
#define message3(p1,p2,p3) \ | |
sprintf(messageBuffer,PCformat p1,PCX,p2,p3); printMessage() | |
#define message4(p1,p2,p3,p4) \ | |
sprintf(messageBuffer,PCformat p1,PCX,p2,p3,p4); printMessage() | |
#define message5(p1,p2,p3,p4,p5) \ | |
sprintf(messageBuffer,PCformat p1,PCX,p2,p3,p4,p5); printMessage() | |
#define message6(p1,p2,p3,p4,p5,p6) \ | |
sprintf(messageBuffer,PCformat p1,PCX,p2,p3,p4,p5,p6); printMessage() | |
/* The Default is to use "inline". In this case the wrapper functions for | |
GetBYTE and PutBYTE need to be created. Otherwise they are not needed | |
and the calls map to the original functions. */ | |
#ifdef NO_INLINE | |
#define INLINE | |
#define GetBYTEWrapper GetBYTE | |
#define PutBYTEWrapper PutBYTE | |
#else | |
#if defined(__DECC) && defined(VMS) | |
#define INLINE __inline | |
#else | |
#define INLINE inline | |
#endif | |
#endif |