| 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 |
|
|---|
| 154 | extern long lbuf[]; /* buffer for proc */
|
|---|
| 155 |
|
|---|
| 156 | EXTERN long st_addr; /* starting address of text */
|
|---|
| 157 | EXTERN long et_addr; /* ending address of text */
|
|---|
| 158 | EXTERN long sd_addr; /* starting address of data */
|
|---|
| 159 | EXTERN long ed_addr; /* ending address of data */
|
|---|
| 160 | EXTERN long end_addr; /* ending address of text/data */
|
|---|
| 161 | EXTERN long sk_addr; /* starting address of stack */
|
|---|
| 162 | EXTERN long sk_size; /* size of stack */
|
|---|
| 163 | EXTERN int curpid; /* current pid of process/core */
|
|---|
| 164 | EXTERN int corepid; /* pid of core file */
|
|---|
| 165 | EXTERN int coreonly; /* core file only */
|
|---|
| 166 | EXTERN int fileonly; /* file only */
|
|---|
| 167 | EXTERN int cursig; /* current signal */
|
|---|
| 168 | EXTERN int seg; /* segment */
|
|---|
| 169 | EXTERN int is_separate; /* separate I & D */
|
|---|
| 170 | EXTERN int paging; /* paging flag */
|
|---|
| 171 | #ifdef DEBUG
|
|---|
| 172 | EXTERN int debug; /* debug flag */
|
|---|
| 173 | #endif
|
|---|
| 174 | #if SYSCALLS_SUPPORT
|
|---|
| 175 | EXTERN int syscalls; /* trace syscalls */
|
|---|
| 176 | #endif
|
|---|
| 177 |
|
|---|
| 178 | #ifdef _MAIN_MDB
|
|---|
| 179 | #undef EXTERN
|
|---|
| 180 | #define EXTERN extern
|
|---|
| 181 | #endif
|
|---|
| 182 |
|
|---|
