| db_machdep.h (137940) | db_machdep.h (137975) |
|---|---|
| 1/* 2 * Mach Operating System 3 * Copyright (c) 1991,1990 Carnegie Mellon University 4 * All Rights Reserved. 5 * 6 * Permission to use, copy, modify and distribute this software and its 7 * documentation is hereby granted, provided that both the copyright 8 * notice and this permission notice appear in all copies of the --- 10 unchanged lines hidden (view full) --- 19 * School of Computer Science 20 * Carnegie Mellon University 21 * Pittsburgh PA 15213-3890 22 * 23 * any improvements or extensions that they make and grant Carnegie Mellon 24 * the rights to redistribute these changes. 25 * 26 * from: FreeBSD: src/sys/i386/include/db_machdep.h,v 1.16 1999/10/04 | 1/* 2 * Mach Operating System 3 * Copyright (c) 1991,1990 Carnegie Mellon University 4 * All Rights Reserved. 5 * 6 * Permission to use, copy, modify and distribute this software and its 7 * documentation is hereby granted, provided that both the copyright 8 * notice and this permission notice appear in all copies of the --- 10 unchanged lines hidden (view full) --- 19 * School of Computer Science 20 * Carnegie Mellon University 21 * Pittsburgh PA 15213-3890 22 * 23 * any improvements or extensions that they make and grant Carnegie Mellon 24 * the rights to redistribute these changes. 25 * 26 * from: FreeBSD: src/sys/i386/include/db_machdep.h,v 1.16 1999/10/04 |
| 27 * $FreeBSD: head/sys/arm/include/db_machdep.h 137940 2004-11-20 16:52:10Z cognet $ | 27 * $FreeBSD: head/sys/arm/include/db_machdep.h 137975 2004-11-21 18:11:39Z cognet $ |
| 28 */ 29 30#ifndef _MACHINE_DB_MACHDEP_H_ 31#define _MACHINE_DB_MACHDEP_H_ 32 33#include <machine/frame.h> 34#include <machine/trap.h> 35#include <machine/armreg.h> 36 | 28 */ 29 30#ifndef _MACHINE_DB_MACHDEP_H_ 31#define _MACHINE_DB_MACHDEP_H_ 32 33#include <machine/frame.h> 34#include <machine/trap.h> 35#include <machine/armreg.h> 36 |
| 37#define BYTE_MSF (1) 38 | |
| 39#define T_BREAKPOINT (1) 40typedef vm_offset_t db_addr_t; 41typedef int db_expr_t; 42 43#define PC_REGS() ((db_addr_t)kdb_thrctx->un_32.pcb32_pc) 44 45#define BKPT_INST (KERNEL_BREAKPOINT) 46#define BKPT_SIZE (INSN_SIZE) 47#define BKPT_SET(inst) (BKPT_INST) 48 49#define BKPT_SKIP do { \ 50 kdb_frame->tf_pc += BKPT_SIZE; \ 51} while (0) 52 | 37#define T_BREAKPOINT (1) 38typedef vm_offset_t db_addr_t; 39typedef int db_expr_t; 40 41#define PC_REGS() ((db_addr_t)kdb_thrctx->un_32.pcb32_pc) 42 43#define BKPT_INST (KERNEL_BREAKPOINT) 44#define BKPT_SIZE (INSN_SIZE) 45#define BKPT_SET(inst) (BKPT_INST) 46 47#define BKPT_SKIP do { \ 48 kdb_frame->tf_pc += BKPT_SIZE; \ 49} while (0) 50 |
| 53#define db_clear_single_step(regs) 54#define db_set_single_step(regs) | 51#define SOFTWARE_SSTEP 1 |
| 55 56#define IS_BREAKPOINT_TRAP(type, code) (type == T_BREAKPOINT) 57#define IS_WATCHPOINT_TRAP(type, code) (0) 58 59 60#define inst_trap_return(ins) (0) 61/* ldmxx reg, {..., pc} 62 01800000 stack mode 63 000f0000 register 64 0000ffff register list */ 65/* mov pc, reg 66 0000000f register */ 67#define inst_return(ins) (((ins) & 0x0e108000) == 0x08108000 || \ | 52 53#define IS_BREAKPOINT_TRAP(type, code) (type == T_BREAKPOINT) 54#define IS_WATCHPOINT_TRAP(type, code) (0) 55 56 57#define inst_trap_return(ins) (0) 58/* ldmxx reg, {..., pc} 59 01800000 stack mode 60 000f0000 register 61 0000ffff register list */ 62/* mov pc, reg 63 0000000f register */ 64#define inst_return(ins) (((ins) & 0x0e108000) == 0x08108000 || \ |
| 68 ((ins) & 0x0ff0fff0) == 0x01a0f000) | 65 ((ins) & 0x0ff0fff0) == 0x01a0f000 || \ 66 ((ins) & 0x0ffffff0) == 0x012fff10) /* bx */ |
| 69/* bl ... 70 00ffffff offset>>2 */ 71#define inst_call(ins) (((ins) & 0x0f000000) == 0x0b000000) 72/* b ... 73 00ffffff offset>>2 */ 74/* ldr pc, [pc, reg, lsl #2] 75 0000000f register */ 76 | 67/* bl ... 68 00ffffff offset>>2 */ 69#define inst_call(ins) (((ins) & 0x0f000000) == 0x0b000000) 70/* b ... 71 00ffffff offset>>2 */ 72/* ldr pc, [pc, reg, lsl #2] 73 0000000f register */ 74 |
| 75#define inst_branch(ins) (((ins) & 0x0f000000) == 0x0a000000 || \ 76 ((ins) & 0x0fdffff0) == 0x079ff100) |
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| 77 78#define inst_load(ins) (0) 79#define inst_store(ins) (0) 80 | 77 78#define inst_load(ins) (0) 79#define inst_store(ins) (0) 80 |
| 81#define next_instr_address(pc, bd) ((bd) ? (pc) : ((pc) + INSN_SIZE)) 82 |
|
| 81#define DB_SMALL_VALUE_MAX (0x7fffffff) 82#define DB_SMALL_VALUE_MIN (-0x40001) 83 | 83#define DB_SMALL_VALUE_MAX (0x7fffffff) 84#define DB_SMALL_VALUE_MIN (-0x40001) 85 |
| 84#define DB_ELFSIZE 64 | 86#define DB_ELFSIZE 32 |
| 85 86int db_validate_address(vm_offset_t); | 87 88int db_validate_address(vm_offset_t); |
| 89 90u_int branch_taken (u_int insn, u_int pc); 91 |
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| 87#endif /* !_MACHINE_DB_MACHDEP_H_ */ | 92#endif /* !_MACHINE_DB_MACHDEP_H_ */ |