1999-12-22 22:45:38 +01:00
|
|
|
/* Target definitions for GNU/Linux on ARM, for GDB.
|
2000-02-28 21:51:08 +01:00
|
|
|
Copyright 1999, 2000 Free Software Foundation, Inc.
|
1999-12-22 22:45:38 +01:00
|
|
|
|
|
|
|
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 TM_ARMLINUX_H
|
|
|
|
#define TM_ARMLINUX_H
|
|
|
|
|
2001-12-05 16:11:48 +01:00
|
|
|
#ifdef GDBSERVER
|
|
|
|
#define ARM_GNULINUX_TARGET
|
|
|
|
#endif
|
|
|
|
|
1999-12-22 22:45:38 +01:00
|
|
|
/* Include the common ARM target definitions. */
|
|
|
|
#include "arm/tm-arm.h"
|
|
|
|
|
* config/alpha/nm-linux.h: Add "config/" prefix to tm, nm and xm
includes.
* config/tm-linux.h: Ditto.
* config/alpha/tm-alphalinux.h: Ditto.
* config/arm/nm-linux.h, config/arm/tm-linux.h: Ditto.
* config/arm/xm-nbsd.h, config/i386/nm-gnu.h: Ditto.
* config/i386/nm-i386lynx.h, config/i386/nm-i386sol2.h: Ditto.
* config/i386/nm-i386v4.h, config/i386/nm-i386v42mp.h: Ditto.
* config/i386/nm-linux.h, config/i386/nm-m3.h: Ditto.
* config/i386/nm-ptx4.h, config/i386/nm-x86-64.h: Ditto.
* config/i386/tm-i386gnu.h, config/i386/tm-i386lynx.h: Ditto.
* config/i386/tm-i386m3.h, config/i386/tm-i386sco5.h: Ditto.
* config/i386/tm-i386v4.h, config/i386/tm-linux.h: Ditto.
* config/i386/tm-ptx4.h, config/i386/tm-vxworks.h: Ditto.
* config/i386/xm-i386v4.h, config/i386/xm-nbsd.h: Ditto.
* config/i386/xm-ptx.h, config/i386/xm-ptx4.h: Ditto.
* config/i960/tm-vx960.h, config/ia64/nm-aix.h: Ditto.
* config/ia64/nm-linux.h, config/ia64/tm-aix.h: Ditto.
* config/ia64/tm-linux.h, config/ia64/xm-aix.h: Ditto.
* config/m68k/nm-linux.h, config/m68k/nm-m68klynx.h: Ditto.
* config/m68k/nm-sysv4.h, config/m68k/tm-linux.h: Ditto.
* config/m68k/tm-m68klynx.h, config/m68k/tm-m68kv4.h: Ditto.
* config/m68k/tm-sun2os4.h, config/m68k/tm-sun3os4.h: Ditto.
* config/m68k/tm-vx68.h, config/m68k/xm-m68kv4.h: Ditto.
* config/m68k/xm-nbsd.h, config/m88k/nm-delta88v4.h: Ditto.
* config/m88k/tm-delta88v4.h, config/m88k/xm-delta88v4.h: Ditto.
* config/mips/nm-irix5.h, config/mips/nm-linux.h: Ditto.
* config/mips/tm-linux.h, config/mips/tm-mips64.h: Ditto.
* config/mips/tm-mipsm3.h, config/mips/tm-mipsv4.h: Ditto.
* config/mips/tm-vxmips.h, config/mips/xm-irix5.h: Ditto.
* config/mips/xm-mipsv4.h, config/ns32k/xm-nbsd.h: Ditto.
* config/pa/nm-hppao.h, config/powerpc/nm-linux.h: Ditto.
* config/powerpc/tm-linux.h, config/powerpc/tm-vxworks.h: Ditto.
* config/powerpc/xm-aix.h, config/rs6000/nm-rs6000ly.h: Ditto.
* config/rs6000/tm-rs6000ly.h, config/rs6000/xm-aix4.h: Ditto.
* config/sh/tm-linux.h, config/sparc/nm-linux.h: Ditto.
* config/sparc/nm-sparclynx.h, config/sparc/nm-sun4sol2.h: Ditto.
* config/sparc/tm-linux.h, config/sparc/tm-sp64linux.h: Ditto.
* config/sparc/tm-sp64sim.h, config/sparc/tm-sparclynx.h: Ditto.
* config/sparc/tm-sun4os4.h, config/sparc/tm-sun4sol2.h: Ditto.
* config/sparc/tm-vxsparc.h, config/sparc/xm-sun4sol2.h: Ditto.
2002-06-05 21:18:29 +02:00
|
|
|
#include "config/tm-linux.h"
|
1999-12-22 22:45:38 +01:00
|
|
|
|
2001-11-30 21:27:09 +01:00
|
|
|
/* Use target-specific function to define link map offsets. */
|
|
|
|
extern struct link_map_offsets *arm_linux_svr4_fetch_link_map_offsets (void);
|
|
|
|
#define SVR4_FETCH_LINK_MAP_OFFSETS() arm_linux_svr4_fetch_link_map_offsets ()
|
|
|
|
|
1999-12-22 22:45:38 +01:00
|
|
|
/* Offset to saved PC in sigcontext structure, from <asm/sigcontext.h> */
|
|
|
|
#define SIGCONTEXT_PC_OFFSET (sizeof(unsigned long) * 18)
|
|
|
|
|
2002-02-23 23:17:12 +01:00
|
|
|
/* We've multi-arched this. */
|
|
|
|
#undef IN_SOLIB_CALL_TRAMPOLINE
|
1999-12-22 22:45:38 +01:00
|
|
|
|
2002-02-19 15:29:00 +01:00
|
|
|
/* On ARM GNU/Linux, a call to a library routine does not have to go
|
|
|
|
through any trampoline code. */
|
1999-12-22 22:45:38 +01:00
|
|
|
#define IN_SOLIB_RETURN_TRAMPOLINE(pc, name) 0
|
|
|
|
|
2002-02-23 23:17:12 +01:00
|
|
|
/* We've multi-arched this. */
|
|
|
|
#undef SKIP_TRAMPOLINE_CODE
|
1999-12-22 22:45:38 +01:00
|
|
|
|
|
|
|
/* When we call a function in a shared library, and the PLT sends us
|
|
|
|
into the dynamic linker to find the function's real address, we
|
|
|
|
need to skip over the dynamic linker call. This function decides
|
|
|
|
when to skip, and where to skip to. See the comments for
|
|
|
|
SKIP_SOLIB_RESOLVER at the top of infrun.c. */
|
2000-05-25 20:24:33 +02:00
|
|
|
extern CORE_ADDR arm_linux_skip_solib_resolver (CORE_ADDR pc);
|
|
|
|
#define SKIP_SOLIB_RESOLVER arm_linux_skip_solib_resolver
|
1999-12-22 22:45:38 +01:00
|
|
|
|
|
|
|
/* When we call a function in a shared library, and the PLT sends us
|
|
|
|
into the dynamic linker to find the function's real address, we
|
|
|
|
need to skip over the dynamic linker call. This function decides
|
|
|
|
when to skip, and where to skip to. See the comments for
|
|
|
|
SKIP_SOLIB_RESOLVER at the top of infrun.c. */
|
|
|
|
#if 0
|
|
|
|
#undef IN_SOLIB_DYNSYM_RESOLVE_CODE
|
|
|
|
extern CORE_ADDR arm_in_solib_dynsym_resolve_code (CORE_ADDR pc, char *name);
|
|
|
|
#define IN_SOLIB_DYNSYM_RESOLVE_CODE arm_in_solib_dynsym_resolve_code
|
|
|
|
/* ScottB: Current definition is
|
|
|
|
extern CORE_ADDR in_svr4_dynsym_resolve_code (CORE_ADDR pc, char *name);
|
|
|
|
#define IN_SOLIB_DYNSYM_RESOLVE_CODE in_svr4_dynsym_resolve_code */
|
|
|
|
#endif
|
|
|
|
|
2000-09-06 02:39:11 +02:00
|
|
|
/* When the ARM Linux kernel invokes a signal handler, the return
|
|
|
|
address points at a special instruction which'll trap back into
|
|
|
|
the kernel. These definitions are used to identify this bit of
|
|
|
|
code as a signal trampoline in order to support backtracing
|
|
|
|
through calls to signal handlers. */
|
|
|
|
|
|
|
|
int arm_linux_in_sigtramp (CORE_ADDR pc, char *name);
|
|
|
|
#define IN_SIGTRAMP(pc, name) arm_linux_in_sigtramp (pc, name)
|
|
|
|
|
|
|
|
/* Each OS has different mechanisms for accessing the various
|
|
|
|
registers stored in the sigcontext structure. These definitions
|
|
|
|
provide a mechanism by which the generic code in arm-tdep.c can
|
|
|
|
find the addresses at which various registers are saved at in the
|
|
|
|
sigcontext structure. If SIGCONTEXT_REGISTER_ADDRESS is not
|
|
|
|
defined, arm-tdep.c will define it to be 0. (See ia64-tdep.c and
|
|
|
|
ia64-linux-tdep.c to see what a similar mechanism looks like when
|
|
|
|
multi-arched.) */
|
|
|
|
|
|
|
|
extern CORE_ADDR arm_linux_sigcontext_register_address (CORE_ADDR, CORE_ADDR,
|
|
|
|
int);
|
|
|
|
#define SIGCONTEXT_REGISTER_ADDRESS arm_linux_sigcontext_register_address
|
|
|
|
|
1999-12-22 22:45:38 +01:00
|
|
|
#endif /* TM_ARMLINUX_H */
|