source: trunk/minix/commands/mdb/mdb.h@ 10

Last change on this file since 10 was 9, checked in by Mattia Monga, 13 years ago

Minix 3.1.2a

File size: 4.2 KB
Line 
1/*
2 * mdb.h for mdb
3 */
4#define MDBVERSION "2.6"
5#define MDBBUILD 0
6
7#define MINIX_SYMBOLS 1
8#define GNU_SYMBOLS 2
9
10/*
11 * Handle options here
12 */
13#ifndef GNU_SUPPORT
14#define GNU_SUPPORT 0
15#endif
16
17#ifndef SYSCALLS_SUPPORT
18#define SYSCALLS_SUPPORT 0
19#endif
20
21#ifdef DEBUG
22#undef DEBUG
23#endif
24
25#ifdef NDEBUG
26#undef DEBUG
27#else
28#define DEBUG 1
29#endif
30
31#ifdef __i386
32#define EXTRA_SYMBOLS GNU_SUPPORT
33#else
34#define EXTRA_SYMBOLS 0
35#endif
36
37
38#include <minix/config.h>
39#include <ansi.h>
40#include <sys/types.h>
41
42#include <minix/const.h>
43#include <minix/type.h>
44
45#include <limits.h>
46#include <errno.h>
47#include <minix/ipc.h>
48#include <timers.h>
49
50#undef printf /* defined as printk in <minix/const.h> */
51
52#if (CHIP == M68000)
53#define __mc68000__ /* controls processor-dependent stuff */
54#if (MACHINE == ATARI)
55#define MINIX_ST /* controls system-dependent stuff */
56#else
57#error "only the MINIX_ST 1.5.x implementation works on 68K's"
58#endif
59#endif
60
61#if (CHIP == INTEL)
62#if (MACHINE == IBM_PC)
63#define MINIX_PC
64#else
65#error "only the MINIX_PC 1.5.x and later versions works on *86's"
66#endif
67#endif
68
69#ifdef MINIX_ST
70#define BP_OFF ((long)&((struct proc *)0)->p_reg.a6)
71#define PC_MEMBER(rp) ((rp)->p_reg.pc)
72#define PC_OFF ((long)&((struct proc *)0)->p_reg.pc)
73#define SP_MEMBER(rp) ((rp)->p_reg.sp)
74#define PSW_MEMBER(rp) ((rp)->p_reg.psw)
75#endif
76
77#ifdef MINIX_PC
78#define BP_OFF ((long)&((struct proc *)0)->p_reg.fp)
79#define PC_MEMBER(rp) ((rp)->p_reg.pc)
80#define PC_OFF ((long)&((struct proc *)0)->p_reg.pc)
81#endif
82
83#define ADDRSIZE _WORD_SIZE
84#define BITSIZE(size) (8 * (size))
85#define INTSIZE (sizeof(int)) /* not quite right for cross-debugger */
86#define LONGSIZE (sizeof(long))
87#define UCHAR(x) ((x) & 0xFF)
88#define NOSEG (-1) /* no segment */
89
90/* use hardware codes for segments for simplest decoding */
91#define CSEG 0x2E /* 8088 through 80386 */
92#define DSEG 0x3E
93
94#if (CHIP == INTEL )
95#ifdef __i86
96#define N_REG16 2
97#endif
98#ifdef __i386
99#define N_REG16 4 /* 16 bit registers at start of stackframe */
100#endif
101#ifndef N_REG16
102#error "N_REG16 not defined"
103#endif
104#endif
105
106#if (CHIP == INTEL )
107#define ADDA(l) ((u16_t) (l) == 0xC481)
108
109#ifdef __i386
110#define ADDA_CNT(l) ((i32_t) (l))
111#else
112#define ADDA_CNT(l) ((i16_t) (l))
113#endif
114
115#define ADDQ(l) ((u16_t) (l) == 0xC483)
116#define ADDQ_CNT(l) (((((l) >> 16) + 128) & 0x000000FF) - 128)
117#define BREAK(l) (0x000000CC | ((l) & 0xFFFFFF00))
118#define BREAKPOINT_ADVANCE 1
119#define INCSP2(l) ((u16_t) (l) == 0x4444)
120#define POPBX2(l) ((u16_t) (l) == 0x5B5B)
121#define POPBX(l) ( (l & 0xFF) == 0x5B)
122
123/* Added for ANSI CC */
124#define POPCX2(l) ((u16_t) (l) == 0x5959)
125#define POPCX(l) ( (l & 0xFF) == 0x59)
126
127#endif
128
129#ifdef __mc68000__
130#define ADDA(l) ((int)((l) >> 16) == 0xDFFC)
131#define ADDA_CNT(l) (l)
132#define ADDQ(l) (((l >> 16) & 0xF13F) == 0x500F)
133#define ADDQ_CNT(l) (((((l) >> 25) - 1) & 7) + 1)
134#define BREAK(l) (0xA0000000 | ((l) & 0xFFFF))
135#define BREAKPOINT_ADVANCE 0
136#define BYTES_SWAPPED /* this assumes WORDS_SWAPPED too */
137#define LEA(l) (((l) >> 16) == 0x4FEF)
138#define LEA_DISP(l) ((long)( l & 0xFFFF))
139#endif
140
141#define MASK(size) ((size) >= LONGSIZE ? -1L : (1L << BITSIZE(size)) - 1)
142
143#ifdef BYTES_SWAPPED
144#define SHIFT(size) BITSIZE(LONGSIZE - (size))
145#else
146#define SHIFT(size) (0)
147#endif
148
149#ifdef _MAIN_MDB
150#undef EXTERN
151#define EXTERN
152#endif
153
154extern long lbuf[]; /* buffer for proc */
155
156EXTERN long st_addr; /* starting address of text */
157EXTERN long et_addr; /* ending address of text */
158EXTERN long sd_addr; /* starting address of data */
159EXTERN long ed_addr; /* ending address of data */
160EXTERN long end_addr; /* ending address of text/data */
161EXTERN long sk_addr; /* starting address of stack */
162EXTERN long sk_size; /* size of stack */
163EXTERN int curpid; /* current pid of process/core */
164EXTERN int corepid; /* pid of core file */
165EXTERN int coreonly; /* core file only */
166EXTERN int fileonly; /* file only */
167EXTERN int cursig; /* current signal */
168EXTERN int seg; /* segment */
169EXTERN int is_separate; /* separate I & D */
170EXTERN int paging; /* paging flag */
171#ifdef DEBUG
172EXTERN int debug; /* debug flag */
173#endif
174#if SYSCALLS_SUPPORT
175EXTERN int syscalls; /* trace syscalls */
176#endif
177
178#ifdef _MAIN_MDB
179#undef EXTERN
180#define EXTERN extern
181#endif
182
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