4de4c07c6b
* config/i386/nm-linux.h (LINUX_CHILD_POST_STARTUP_INFERIOR): Define. * config/nm-linux.h (CHILD_POST_STARTUP_INFERIOR, CHILD_POST_ATTACH) (CHILD_FOLLOW_FORK, KILL_INFERIOR): Define. * i386-linux-nat.c: Include "linux-nat.h". (child_post_startup_inferior): New function. * i386-nat.c (child_post_startup_inferior): Wrap in #ifdef. * infptrace.c (kill_inferior): Wrap in #ifdef. * lin-lwp.c (lin_lwp_attach_lwp): Call child_post_attach after attaching to each LWP. (child_wait, lin_lwp_wait): Call linux_handle_extended_wait. (init_lin_lwp_ops): Fill in some more operations. * linux-nat.h (linux_enable_event_reporting) (linux_handle_extended_wait, linux_child_post_startup_inferior): New prototypes. * linux-nat.c (linux_enable_event_reporting): New function. (child_post_attach, linux_child_post_startup_inferior) (child_post_startup_inferior, child_follow_fork) (linux_handle_extended_wait, kill_inferior): New functions.
94 lines
3.3 KiB
C
94 lines
3.3 KiB
C
/* Native support for GNU/Linux x86.
|
||
|
||
Copyright 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997,
|
||
1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
|
||
|
||
This file is part of GDB.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with this program; if not, write to the Free Software
|
||
Foundation, Inc., 59 Temple Place - Suite 330,
|
||
Boston, MA 02111-1307, USA. */
|
||
|
||
#ifndef NM_LINUX_H
|
||
#define NM_LINUX_H
|
||
|
||
/* GNU/Linux supports the i386 hardware debugging registers. */
|
||
#define I386_USE_GENERIC_WATCHPOINTS
|
||
|
||
#include "i386/nm-i386.h"
|
||
#include "config/nm-linux.h"
|
||
|
||
/* Support for the user area. */
|
||
|
||
/* Return the size of the user struct. */
|
||
extern int kernel_u_size (void);
|
||
#define KERNEL_U_SIZE kernel_u_size()
|
||
|
||
/* This is the amount to substract from u.u_ar0 to get the offset in
|
||
the core file of the register values. */
|
||
#define KERNEL_U_ADDR 0
|
||
|
||
extern CORE_ADDR register_u_addr (CORE_ADDR blockend, int regnum);
|
||
#define REGISTER_U_ADDR(addr, blockend, regnum) \
|
||
(addr) = register_u_addr (blockend, regnum)
|
||
|
||
/* Provide access to the i386 hardware debugging registers. */
|
||
|
||
extern void i386_linux_dr_set_control (unsigned long control);
|
||
#define I386_DR_LOW_SET_CONTROL(control) \
|
||
i386_linux_dr_set_control (control)
|
||
|
||
extern void i386_linux_dr_set_addr (int regnum, CORE_ADDR addr);
|
||
#define I386_DR_LOW_SET_ADDR(regnum, addr) \
|
||
i386_linux_dr_set_addr (regnum, addr)
|
||
|
||
extern void i386_linux_dr_reset_addr (int regnum);
|
||
#define I386_DR_LOW_RESET_ADDR(regnum) \
|
||
i386_linux_dr_reset_addr (regnum)
|
||
|
||
extern unsigned long i386_linux_dr_get_status (void);
|
||
#define I386_DR_LOW_GET_STATUS() \
|
||
i386_linux_dr_get_status ()
|
||
|
||
|
||
/* Override copies of {fetch,store}_inferior_registers in `infptrace.c'. */
|
||
#define FETCH_INFERIOR_REGISTERS
|
||
|
||
/* Nevertheless, define CANNOT_{FETCH,STORE}_REGISTER, because we
|
||
might fall back on the code `infptrace.c' (well a copy of that code
|
||
in `i386-linux-nat.c' for now) and we can access only the
|
||
general-purpose registers in that way. */
|
||
extern int cannot_fetch_register (int regno);
|
||
extern int cannot_store_register (int regno);
|
||
#define CANNOT_FETCH_REGISTER(regno) cannot_fetch_register (regno)
|
||
#define CANNOT_STORE_REGISTER(regno) cannot_store_register (regno)
|
||
|
||
#ifdef HAVE_PTRACE_GETFPXREGS
|
||
/* Include register set support for the SSE registers. */
|
||
#define FILL_FPXREGSET
|
||
#endif
|
||
|
||
/* Override child_resume in `infptrace.c'. */
|
||
#define CHILD_RESUME
|
||
|
||
/* `linux-nat.c' and `i386-nat.c' have their own versions of
|
||
child_post_startup_inferior. Define this to use the copy in
|
||
`i386-linux-nat.c' instead, which calls both.
|
||
|
||
NOTE drow/2003-08-17: This is ugly beyond words, but properly
|
||
fixing it will require some serious surgery. Ideally the target
|
||
stack could be used for this. */
|
||
#define LINUX_CHILD_POST_STARTUP_INFERIOR
|
||
|
||
#endif /* nm-linux.h */
|