2005-08-04 10:44:16 +02:00
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/*
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* mdb.h for mdb
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*/
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#define MDBVERSION "2.6"
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#define MDBBUILD 0
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#define MINIX_SYMBOLS 1
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#define GNU_SYMBOLS 2
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/*
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* Handle options here
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*/
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#ifndef GNU_SUPPORT
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#define GNU_SUPPORT 0
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#endif
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#ifndef SYSCALLS_SUPPORT
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#define SYSCALLS_SUPPORT 0
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#endif
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#ifdef DEBUG
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#undef DEBUG
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#endif
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#ifdef NDEBUG
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#undef DEBUG
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#else
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#define DEBUG 1
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#endif
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#ifdef __i386
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#define EXTRA_SYMBOLS GNU_SUPPORT
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#else
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#define EXTRA_SYMBOLS 0
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#endif
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#include <minix/config.h>
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#include <sys/types.h>
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#include <minix/const.h>
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#include <minix/type.h>
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#include <limits.h>
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#include <errno.h>
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#include <minix/ipc.h>
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#include <timers.h>
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#undef printf /* defined as printk in <minix/const.h> */
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2011-02-26 11:28:48 +01:00
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#if (_MINIX_CHIP == _CHIP_INTEL)
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2005-08-04 10:44:16 +02:00
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#if (MACHINE == IBM_PC)
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#define MINIX_PC
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#else
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#error "only the MINIX_PC 1.5.x and later versions works on *86's"
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#endif
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#endif
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#ifdef MINIX_ST
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#define BP_OFF ((long)&((struct proc *)0)->p_reg.a6)
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#define PC_MEMBER(rp) ((rp)->p_reg.pc)
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#define PC_OFF ((long)&((struct proc *)0)->p_reg.pc)
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#define SP_MEMBER(rp) ((rp)->p_reg.sp)
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#define PSW_MEMBER(rp) ((rp)->p_reg.psw)
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#endif
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#ifdef MINIX_PC
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#define BP_OFF ((long)&((struct proc *)0)->p_reg.fp)
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#define PC_MEMBER(rp) ((rp)->p_reg.pc)
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#define PC_OFF ((long)&((struct proc *)0)->p_reg.pc)
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#endif
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#define ADDRSIZE _WORD_SIZE
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#define BITSIZE(size) (8 * (size))
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#define INTSIZE (sizeof(int)) /* not quite right for cross-debugger */
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#define LONGSIZE (sizeof(long))
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#define UCHAR(x) ((x) & 0xFF)
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#define NOSEG (-1) /* no segment */
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/* use hardware codes for segments for simplest decoding */
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#define CSEG 0x2E /* 8088 through 80386 */
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#define DSEG 0x3E
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2011-02-26 11:28:48 +01:00
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#if (_MINIX_CHIP == _CHIP_INTEL )
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2005-08-04 10:44:16 +02:00
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#ifdef __i86
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#define N_REG16 2
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#endif
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#ifdef __i386
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#define N_REG16 4 /* 16 bit registers at start of stackframe */
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#endif
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#ifndef N_REG16
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#error "N_REG16 not defined"
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#endif
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#endif
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2011-02-26 11:28:48 +01:00
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#if (_MINIX_CHIP == _CHIP_INTEL )
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2005-08-04 10:44:16 +02:00
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#define ADDA(l) ((u16_t) (l) == 0xC481)
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#ifdef __i386
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#define ADDA_CNT(l) ((i32_t) (l))
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#else
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#define ADDA_CNT(l) ((i16_t) (l))
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#endif
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#define ADDQ(l) ((u16_t) (l) == 0xC483)
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#define ADDQ_CNT(l) (((((l) >> 16) + 128) & 0x000000FF) - 128)
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#define BREAK(l) (0x000000CC | ((l) & 0xFFFFFF00))
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#define BREAKPOINT_ADVANCE 1
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#define INCSP2(l) ((u16_t) (l) == 0x4444)
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#define POPBX2(l) ((u16_t) (l) == 0x5B5B)
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#define POPBX(l) ( (l & 0xFF) == 0x5B)
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/* Added for ANSI CC */
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#define POPCX2(l) ((u16_t) (l) == 0x5959)
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#define POPCX(l) ( (l & 0xFF) == 0x59)
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#endif
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#ifdef __mc68000__
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#define ADDA(l) ((int)((l) >> 16) == 0xDFFC)
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#define ADDA_CNT(l) (l)
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#define ADDQ(l) (((l >> 16) & 0xF13F) == 0x500F)
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#define ADDQ_CNT(l) (((((l) >> 25) - 1) & 7) + 1)
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#define BREAK(l) (0xA0000000 | ((l) & 0xFFFF))
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#define BREAKPOINT_ADVANCE 0
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#define BYTES_SWAPPED /* this assumes WORDS_SWAPPED too */
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#define LEA(l) (((l) >> 16) == 0x4FEF)
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#define LEA_DISP(l) ((long)( l & 0xFFFF))
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#endif
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#define MASK(size) ((size) >= LONGSIZE ? -1L : (1L << BITSIZE(size)) - 1)
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#ifdef BYTES_SWAPPED
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#define SHIFT(size) BITSIZE(LONGSIZE - (size))
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#else
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#define SHIFT(size) (0)
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#endif
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#ifdef _MAIN_MDB
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#undef EXTERN
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#define EXTERN
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#endif
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extern long lbuf[]; /* buffer for proc */
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EXTERN long st_addr; /* starting address of text */
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EXTERN long et_addr; /* ending address of text */
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EXTERN long sd_addr; /* starting address of data */
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EXTERN long ed_addr; /* ending address of data */
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EXTERN long end_addr; /* ending address of text/data */
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EXTERN long sk_addr; /* starting address of stack */
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EXTERN long sk_size; /* size of stack */
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EXTERN int curpid; /* current pid of process/core */
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EXTERN int corepid; /* pid of core file */
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EXTERN int coreonly; /* core file only */
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EXTERN int fileonly; /* file only */
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EXTERN int cursig; /* current signal */
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EXTERN int seg; /* segment */
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EXTERN int is_separate; /* separate I & D */
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EXTERN int paging; /* paging flag */
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#ifdef DEBUG
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EXTERN int debug; /* debug flag */
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#endif
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#if SYSCALLS_SUPPORT
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EXTERN int syscalls; /* trace syscalls */
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#endif
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#ifdef _MAIN_MDB
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#undef EXTERN
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#define EXTERN extern
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#endif
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