projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| b52eaa10 TL |
1 | # |
| 2 | /* | |
| 3 | * | |
| 4 | * UNIX debugger - common definitions | |
| 5 | * | |
| 6 | */ | |
| 7 | ||
| 8 | ||
| 9 | ||
| 10 | /* Layout of a.out file (fsym): | |
| 11 | * | |
| 12 | * header of 8 longwords | |
| 13 | * magic number 410 | |
| 14 | * text size ) | |
| 15 | * data size ) padded with 0 to multiple of 4 bytes | |
| 16 | * bss size ) | |
| 17 | * symbol table size | |
| 18 | * entry address | |
| 19 | * size of text relocation info | |
| 20 | * size of data relocation info | |
| 21 | * | |
| 22 | * | |
| 23 | * header: 0 | |
| 24 | * text: 32 | |
| 25 | * data: 32+textsize | |
| 26 | * text reloc: 32+textsize+datasize | |
| 27 | * data reloc: 32+textsize+datasize+textreloc | |
| 28 | * symbol table: 32+textsize+datasize+textreloc+datareloc | |
| 29 | * | |
| 30 | */ | |
| 31 | ||
| 32 | #ifdef EDDT | |
| 33 | #define printf printadb | |
| 34 | #endif | |
| 35 | ||
| 36 | #include <sys/param.h> | |
| 37 | #include <sys/dir.h> | |
| 38 | #include <sys/psl.h> | |
| 39 | #include <sys/user.h> | |
| 40 | #include "mac.h" | |
| 41 | #include "mode.h" | |
| 42 | ||
| 43 | ||
| 44 | #define VARB 11 | |
| 45 | #define VARD 13 | |
| 46 | #define VARE 14 | |
| 47 | #define VARM 22 | |
| 48 | #define VARS 28 | |
| 49 | #define VART 29 | |
| 50 | ||
| 51 | #define COREMAGIC 0140000 | |
| 52 | ||
| 53 | /* access modes */ | |
| 54 | #define RD 0 | |
| 55 | #define WT 1 | |
| 56 | ||
| 57 | /* access spaces */ | |
| 58 | #define NSP 0 | |
| 59 | #define ISP 1 | |
| 60 | #define DSP 2 | |
| 61 | ||
| 62 | #define STAR 4 | |
| 63 | #define STARCOM 0200 | |
| 64 | #define DSYM 4 | |
| 65 | #define ISYM 4 | |
| 66 | #define ASYM 2 | |
| 67 | #define NSYM 0 | |
| 68 | #define ESYM (-1) | |
| 69 | #define BKPTSET 1 | |
| 70 | #define BKPTEXEC 2 | |
| 71 | #define SYMSIZ 100 | |
| 72 | #define MAXSIG 20 | |
| 73 | ||
| 74 | #define USERPS PSL | |
| 75 | #define USERPC PC | |
| 76 | #define BPT 03 | |
| 77 | #define TBIT 020 | |
| 78 | #define FD 0200 | |
| 79 | ||
| 80 | /* ptracew modes */ | |
| 81 | #define SETTRC 0 | |
| 82 | #define RDUSER 2 | |
| 83 | #define RIUSER 1 | |
| 84 | #define WDUSER 5 | |
| 85 | #define WIUSER 4 | |
| 86 | #define RUREGS 3 | |
| 87 | #define WUREGS 6 | |
| 88 | #define CONTIN 7 | |
| 89 | #define EXIT 8 | |
| 90 | #define SINGLE 9 | |
| 91 | ||
| 92 | #define FROFF (&(0->fpsr)) | |
| 93 | #define FRLEN 25 | |
| 94 | #define FRMAX 6 | |
| 95 | ||
| 96 | /* the quantities involving ctob() are located in the kernel stack. | |
| 97 | /* the others are in the pcb. | |
| 98 | */ | |
| 99 | #define KSP 0 | |
| 100 | #define ESP 4 | |
| 101 | #define SSP 8 | |
| 102 | #define USP (ctob(4)-5*4) | |
| 103 | #define R0 (ctob(4)-19*4) | |
| 104 | #define R1 (ctob(4)-18*4) | |
| 105 | #define R2 (ctob(4)-17*4) | |
| 106 | #define R3 (ctob(4)-16*4) | |
| 107 | #define R4 (ctob(4)-15*4) | |
| 108 | #define R5 (ctob(4)-14*4) | |
| 109 | #define R6 (ctob(4)-13*4) | |
| 110 | #define R7 (ctob(4)-12*4) | |
| 111 | #define R8 (ctob(4)-11*4) | |
| 112 | #define R9 (ctob(4)-10*4) | |
| 113 | #define R10 (ctob(4)-9*4) | |
| 114 | #define R11 (ctob(4)-8*4) | |
| 115 | #define AP (ctob(4)-7*4) | |
| 116 | #define FP (ctob(4)-6*4) | |
| 117 | #define PC (ctob(4)-2*4) | |
| 118 | #define PSL (ctob(4)-1*4) | |
| 119 | #define P0BR 80 | |
| 120 | #define P0LR 84 | |
| 121 | #define P1BR 88 | |
| 122 | #define P1LR 92 | |
| 123 | ||
| 124 | #define MAXOFF 255 | |
| 125 | #define MAXPOS 80 | |
| 126 | #define MAXLIN 128 | |
| 127 | #define EOR '\n' | |
| 128 | #define SP ' ' | |
| 129 | #define TB '\t' | |
| 130 | #define QUOTE 0200 | |
| 131 | #define STRIP 0177 | |
| 132 | #define LOBYTE 0377 | |
| 133 | #define EVEN -2 | |
| 134 | ||
| 135 | ||
| 136 | #ifndef vax | |
| 137 | #define leng(a) ((long)((unsigned)(a))) | |
| 138 | #define shorten(a) ((int)(a)) | |
| 139 | #define itol(a,b) (itolws.I[0]=(a), itolws.I[1]=(b), itolws.L) | |
| 140 | #else | |
| 141 | #define leng(a) itol(0,a) | |
| 142 | #define shorten(a) ((short)(a)) | |
| 143 | #define itol(a,b) (itolws.I[0]=(b), itolws.I[1]=(a), itolws.L) | |
| 144 | #endif | |
| 145 | ||
| 146 | ||
| 147 | ||
| 148 | /* result type declarations */ | |
| 149 | L_INT inkdot(); | |
| 150 | SYMPTR lookupsym(); | |
| 151 | SYMPTR symget(); | |
| 152 | POS get(); | |
| 153 | POS chkget(); | |
| 154 | STRING exform(); | |
| 155 | L_INT round(); | |
| 156 | BKPTR scanbkpt(); | |
| 157 | VOID fault(); | |
| 158 | ||
| 159 | ||
| 160 | INT mkfault; | |
| 161 | INT executing; | |
| 162 | CHAR *lp; | |
| 163 | L_INT maxoff; | |
| 164 | L_INT maxpos; | |
| 165 | ADDR sigint; | |
| 166 | ADDR sigqit; | |
| 167 | INT wtflag; | |
| 168 | L_INT maxfile; | |
| 169 | L_INT maxstor; | |
| 170 | L_INT txtsiz; | |
| 171 | L_INT datsiz; | |
| 172 | L_INT datbas; | |
| 173 | L_INT stksiz; | |
| 174 | STRING errflg; | |
| 175 | INT magic; | |
| 176 | L_INT entrypt; | |
| 177 | ||
| 178 | CHAR lastc; | |
| 179 | ||
| 180 | STRING symfil; | |
| 181 | STRING corfil; | |
| 182 | MAP txtmap; | |
| 183 | MAP datmap; |