diff options
Diffstat (limited to 'sys/ia64/include/db_machdep.h')
| -rw-r--r-- | sys/ia64/include/db_machdep.h | 120 |
1 files changed, 41 insertions, 79 deletions
diff --git a/sys/ia64/include/db_machdep.h b/sys/ia64/include/db_machdep.h index 4b801f6279bdd..25288cd331e27 100644 --- a/sys/ia64/include/db_machdep.h +++ b/sys/ia64/include/db_machdep.h @@ -1,66 +1,64 @@ -/* $FreeBSD$ */ -/* $NetBSD: db_machdep.h,v 1.6 1997/09/06 02:02:25 thorpej Exp $ */ - /* - * Copyright (c) 1995 Carnegie-Mellon University. + * Copyright (c) 2004 Marcel Moolenaar * All rights reserved. * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * 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. * - * Carnegie Mellon requests users of this software to return to + * 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. * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. + * $FreeBSD$ */ #ifndef _MACHINE_DB_MACHDEP_H_ #define _MACHINE_DB_MACHDEP_H_ -/* - * Machine-dependent defines for new kernel debugger. - */ - -#include <sys/param.h> -#include <vm/vm.h> -#include <machine/frame.h> #include <machine/ia64_cpu.h> -#define DB_NO_AOUT +/* We define some of our own commands. */ +#define DB_MACHINE_COMMANDS + +/* We use Elf64 symbols in DDB. */ +#define DB_ELFSIZE 64 -struct ia64_bundle; +/* 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 */ -typedef struct trapframe db_regs_t; -extern db_regs_t ddb_regs; /* register state */ -#define DDB_REGS (&ddb_regs) -#define PC_REGS(regs) ((db_addr_t)(regs)->tf_special.iip + \ - (((regs)->tf_special.psr >> 41) & 3)) +#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_write_breakpoint(addr, storage) -#define BKPT_CLEAR(addr, storage) db_clear_breakpoint(addr, storage) -#define BKPT_INST_TYPE u_int64_t +#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 -#define BKPT_SKIP db_skip_breakpoint() +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(regs) ddb_regs.tf_special.psr &= ~IA64_PSR_SS -#define db_set_single_step(regs) ddb_regs.tf_special.psr |= IA64_PSR_SS +#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 @@ -72,43 +70,7 @@ extern db_regs_t ddb_regs; /* register state */ #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 - -/* - * Functions needed for software single-stepping. - */ - -/* No delay slots on Alpha. */ -#define next_instr_address(v, b) ((db_addr_t) ((b) ? (v) : ((v) + 4))) -u_long db_register_value(db_regs_t *, int); -int kdb_trap(int vector, struct trapframe *regs); - -u_int64_t *db_rse_current_frame(void); -u_int64_t *db_rse_previous_frame(u_int64_t *bsp, int sof); -u_int64_t *db_rse_register_address(u_int64_t *bsp, int regno); - -void db_read_bundle(db_addr_t addr, struct ia64_bundle *bp); -void db_write_bundle(db_addr_t addr, struct ia64_bundle *bp); -void db_write_breakpoint(db_addr_t addr, u_int64_t *storage); -void db_clear_breakpoint(db_addr_t addr, u_int64_t *storage); -void db_skip_breakpoint(void); - -/* - * Pretty arbitrary - */ -#define DB_SMALL_VALUE_MAX 0x7fffffff -#define DB_SMALL_VALUE_MIN (-0x400001) - -/* - * We define some of our own commands. - */ -#define DB_MACHINE_COMMANDS - -/* - * We use Elf64 symbols in DDB. - */ -#define DB_ELFSIZE 64 +#define branch_taken(ins, pc, regs) pc #endif /* _MACHINE_DB_MACHDEP_H_ */ |