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/*- * Copyright (c) 2004 Marcel Moolenaar * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD: release/9.1.0/sys/ia64/include/db_machdep.h 147745 2005-07-02 23:52:37Z marcel $ */ #ifndef _MACHINE_DB_MACHDEP_H_ #define _MACHINE_DB_MACHDEP_H_ #include <machine/ia64_cpu.h> /* We define some of our own commands. */ #define DB_MACHINE_COMMANDS /* We use Elf64 symbols in DDB. */ #define DB_ELFSIZE 64 /* Pretty arbitrary. */ #define DB_SMALL_VALUE_MAX 0x7fffffff #define DB_SMALL_VALUE_MIN (-0x400001) typedef vm_offset_t db_addr_t; /* address - unsigned */ typedef long db_expr_t; /* expression - signed */ #define PC_REGS() ((kdb_thrctx->pcb_special.__spare == 0) ? \ kdb_thrctx->pcb_special.rp : \ kdb_thrctx->pcb_special.iip + ((kdb_thrctx->pcb_special.psr>>41) & 3)) #define BKPT_WRITE(addr, storage) db_bkpt_write(addr, storage) #define BKPT_CLEAR(addr, storage) db_bkpt_clear(addr, storage) #define BKPT_SKIP db_bkpt_skip() #define BKPT_INST_TYPE uint64_t void db_bkpt_write(db_addr_t, BKPT_INST_TYPE *storage); void db_bkpt_clear(db_addr_t, uint64_t *storage); void db_bkpt_skip(void); #define db_clear_single_step kdb_cpu_clear_singlestep #define db_set_single_step kdb_cpu_set_singlestep #define IS_BREAKPOINT_TRAP(type, code) (type == IA64_VEC_BREAK) #define IS_WATCHPOINT_TRAP(type, code) 0 #define inst_trap_return(ins) (ins & 0) #define inst_return(ins) (ins & 0) #define inst_call(ins) (ins & 0) #define inst_branch(ins) (ins & 0) #define inst_load(ins) (ins & 0) #define inst_store(ins) (ins & 0) #define inst_unconditional_flow_transfer(ins) (ins & 0) #define branch_taken(ins, pc, regs) pc /* Function call support. */ #define DB_MAXARGS 8 /* Only support arguments in registers. */ #define DB_CALL db_fncall_ia64 #endif /* _MACHINE_DB_MACHDEP_H_ */