156 lines
4.3 KiB
C
156 lines
4.3 KiB
C
/* Native-dependent definitions for FreeBSD/i386.
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Copyright 1986, 1987, 1989, 1992, 1994, 1996, 1997, 2000, 2001
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Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef NM_FBSD_H
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#define NM_FBSD_H
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#ifdef HAVE_PT_GETDBREGS
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#define I386_USE_GENERIC_WATCHPOINTS
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#endif
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#include "i386/nm-i386.h"
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/* Provide access to the i386 hardware debugging registers. */
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#define I386_DR_LOW_SET_CONTROL(control) \
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i386bsd_dr_set_control (control)
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extern void i386bsd_dr_set_control (unsigned long control);
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#define I386_DR_LOW_SET_ADDR(regnum, addr) \
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i386bsd_dr_set_addr (regnum, addr)
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extern void i386bsd_dr_set_addr (int regnum, CORE_ADDR addr);
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#define I386_DR_LOW_RESET_ADDR(regnum) \
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i386bsd_dr_reset_addr (regnum)
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extern void i386bsd_dr_reset_addr (int regnum);
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#define I386_DR_LOW_GET_STATUS() \
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i386bsd_dr_get_status ()
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extern unsigned long i386bsd_dr_get_status (void);
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/* Type of the third argument to the `ptrace' system call. */
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#define PTRACE_ARG3_TYPE caddr_t
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/* Override copies of {fetch,store}_inferior_registers in `infptrace.c'. */
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#define FETCH_INFERIOR_REGISTERS
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/* Override child_resume in `infptrace.c' to work around a kernel bug. */
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#define CHILD_RESUME
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/* Override child_pid_to_exec_file in 'inftarg.c'. */
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#define CHILD_PID_TO_EXEC_FILE
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/* We can attach and detach. */
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#define ATTACH_DETACH
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/* Support for the user struct. */
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/* Return the size of the user struct. */
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#define KERNEL_U_SIZE kernel_u_size ()
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extern int kernel_u_size (void);
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/* This is the amount to subtract from u.u_ar0
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to get the offset in the core file of the register values. */
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#include <machine/vmparam.h>
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#define KERNEL_U_ADDR USRSTACK
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#define REGISTER_U_ADDR(addr, blockend, regno) \
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(addr) = register_u_addr ((blockend), (regno))
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extern CORE_ADDR register_u_addr (CORE_ADDR blockend, int regno);
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/* Shared library support. */
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/* The FreeBSD <link.h> uses the same condition to distinguish ELF
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from a.out. ELF implies SVR4 shared libraries. */
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#if (defined (FREEBSD_ELF) || defined (__ELF__)) && !defined (FREEBSD_AOUT)
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#define SVR4_SHARED_LIBS
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#endif
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#include "solib.h" /* Support for shared libraries. */
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#ifdef SVR4_SHARED_LIBS
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#include "elf/common.h" /* Additional ELF shared library info. */
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#endif
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#ifndef SVR4_SHARED_LIBS
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/* Make structure definitions match up with those expected in `solib.c'. */
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#define link_object sod
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#define lo_name sod_name
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#define lo_library sod_library
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#define lo_unused sod_reserved
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#define lo_major sod_major
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#define lo_minor sod_minor
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#define lo_next sod_next
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#define link_map so_map
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#define lm_addr som_addr
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#define lm_name som_path
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#define lm_next som_next
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#define lm_lop som_sod
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#define lm_lob som_sodbase
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#define lm_rwt som_write
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#define lm_ld som_dynamic
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#define lm_lpd som_spd
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#define link_dynamic_2 section_dispatch_table
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#define ld_loaded sdt_loaded
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#define ld_need sdt_sods
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#define ld_rules sdt_filler1
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#define ld_got sdt_got
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#define ld_plt sdt_plt
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#define ld_rel sdt_rel
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#define ld_hash sdt_hash
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#define ld_stab sdt_nzlist
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#define ld_stab_hash sdt_filler2
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#define ld_buckets sdt_buckets
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#define ld_symbols sdt_strings
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#define ld_symb_size sdt_str_sz
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#define ld_text sdt_text_sz
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#define ld_plt_sz sdt_plt_sz
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#define rtc_symb rt_symbol
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#define rtc_sp rt_sp
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#define rtc_next rt_next
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#define ld_debug so_debug
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#define ldd_version dd_version
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#define ldd_in_debugger dd_in_debugger
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#define ldd_sym_loaded dd_sym_loaded
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#define ldd_bp_addr dd_bpt_addr
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#define ldd_bp_inst dd_bpt_shadow
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#define ldd_cp dd_cc
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#define link_dynamic _dynamic
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#define ld_version d_version
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#define ldd d_debug
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#define ld_un d_un
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#define ld_2 d_sdt
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#endif /* !SVR4_SHARED_LIBS */
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#endif /* NM_FBSD_H */
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