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1.1 root 1: /* "@(#)defs.h 4.1 10/9/80" */
2: #
3: /*
4: *
5: * UNIX debugger - common definitions
6: *
7: */
8:
9:
10:
11: /* Layout of a.out file (fsym):
12: *
13: * header of 8 longwords
14: * magic number 410
15: * text size )
16: * data size ) padded with 0 to multiple of 4 bytes
17: * bss size )
18: * symbol table size
19: * entry address
20: * size of text relocation info
21: * size of data relocation info
22: *
23: *
24: * header: 0
25: * text: 32
26: * data: 32+textsize
27: * text reloc: 32+textsize+datasize
28: * data reloc: 32+textsize+datasize+textreloc
29: * symbol table: 32+textsize+datasize+textreloc+datareloc
30: *
31: */
32:
33: #include <sys/param.h>
34: #include <sys/dir.h>
35: #include <sys/psl.h>
36: #include <sys/user.h>
37: #include "mac.h"
38: #include "mode.h"
39:
40:
41: #define VARB 11
42: #define VARD 13
43: #define VARE 14
44: #define VARM 22
45: #define VARS 28
46: #define VART 29
47:
48: #define COREMAGIC 0140000
49:
50: /* access modes */
51: #define RD 0
52: #define WT 1
53:
54: /* access spaces */
55: #define NSP 0
56: #define ISP 1
57: #define DSP 2
58:
59: #define STAR 4
60: #define STARCOM 0200
61: #define DSYM 4
62: #define ISYM 4
63: #define ASYM 2
64: #define NSYM 0
65: #define ESYM (-1)
66: #define BKPTSET 1
67: #define BKPTEXEC 2
68: #define SYMSIZ 100
69: #define MAXSIG 20
70:
71: #define USERPS PSL
72: #define USERPC PC
73: #define BPT 03
74: #define TBIT 020
75: #define FD 0200
76:
77: /* ptracew modes */
78: #define SETTRC 0
79: #define RDUSER 2
80: #define RIUSER 1
81: #define WDUSER 5
82: #define WIUSER 4
83: #define RUREGS 3
84: #define WUREGS 6
85: #define CONTIN 7
86: #define EXIT 8
87: #define SINGLE 9
88:
89: #define FROFF (&(0->fpsr))
90: #define FRLEN 25
91: #define FRMAX 6
92:
93: /* the quantities involving ctob() are located in the kernel stack.
94: /* the others are in the pcb.
95: */
96: #define KSP 0
97: #define ESP 4
98: #define SSP 8
99: #define USP (ctob(UPAGES)-5*sizeof(int))
100: #define R0 (ctob(UPAGES)-18*sizeof(int))
101: #define R1 (ctob(UPAGES)-17*sizeof(int))
102: #define R2 (ctob(UPAGES)-16*sizeof(int))
103: #define R3 (ctob(UPAGES)-15*sizeof(int))
104: #define R4 (ctob(UPAGES)-14*sizeof(int))
105: #define R5 (ctob(UPAGES)-13*sizeof(int))
106: #define R6 (ctob(UPAGES)-12*sizeof(int))
107: #define R7 (ctob(UPAGES)-11*sizeof(int))
108: #define R8 (ctob(UPAGES)-10*sizeof(int))
109: #define R9 (ctob(UPAGES)-9*sizeof(int))
110: #define R10 (ctob(UPAGES)-8*sizeof(int))
111: #define R11 (ctob(UPAGES)-7*sizeof(int))
112: #define AP (ctob(UPAGES)-21*sizeof(int))
113: #define FP (ctob(UPAGES)-20*sizeof(int))
114: #define PC (ctob(UPAGES)-2*sizeof(int))
115: #define PSL (ctob(UPAGES)-1*sizeof(int))
116: #define P0BR 80
117: #define P0LR 84
118: #define P1BR 88
119: #define P1LR 92
120:
121: #define MAXOFF 255
122: #define MAXPOS 80
123: #define MAXLIN 128
124: #define EOR '\n'
125: #define SP ' '
126: #define TB '\t'
127: #define QUOTE 0200
128: #define STRIP 0177
129: #define LOBYTE 0377
130: #define EVEN -2
131:
132:
133: #ifndef vax
134: #define leng(a) ((long)((unsigned)(a)))
135: #define shorten(a) ((int)(a))
136: #define itol(a,b) (itolws.I[0]=(a), itolws.I[1]=(b), itolws.L)
137: #else
138: #define leng(a) itol(0,a)
139: #define shorten(a) ((short)(a))
140: #define itol(a,b) (itolws.I[0]=(b), itolws.I[1]=(a), itolws.L)
141: #endif
142:
143:
144:
145: /* result type declarations */
146: L_INT inkdot();
147: SYMPTR lookupsym();
148: SYMPTR symget();
149: POS get();
150: POS chkget();
151: STRING exform();
152: L_INT round();
153: BKPTR scanbkpt();
154: VOID fault();
155:
156:
157: INT mkfault;
158: INT executing;
159: L_INT maxoff;
160: L_INT maxpos;
161: ADDR sigint;
162: ADDR sigqit;
163: INT wtflag;
164: L_INT maxfile;
165: L_INT maxstor;
166: L_INT txtsiz;
167: L_INT datsiz;
168: L_INT datbas;
169: L_INT stksiz;
170: STRING errflg;
171: INT magic;
172: L_INT entrypt;
173:
174: CHAR lastc;
175:
176: STRING symfil;
177: STRING corfil;
178: MAP txtmap;
179: MAP datmap;
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