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/* Native support for GNU/Linux, for GDB, the GNU debugger.
Copyright 1999, 2000, 2001
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
#include "nm-linux.h"
/* Note: It seems likely that we'll have to eventually define
FETCH_INFERIOR_REGISTERS. But until that time, we'll make do
with the following. */
#define CANNOT_FETCH_REGISTER(regno) ia64_cannot_fetch_register(regno)
extern int ia64_cannot_fetch_register (int regno);
#define CANNOT_STORE_REGISTER(regno) ia64_cannot_store_register(regno)
extern int ia64_cannot_store_register (int regno);
#ifdef GDBSERVER
#define REGISTER_U_ADDR(addr, blockend, regno) \
(addr) = ia64_register_u_addr ((blockend),(regno));
extern int ia64_register_u_addr(int, int);
#endif /* GDBSERVER */
#define U_REGS_OFFSET 0
#define PTRACE_ARG3_TYPE long
#define PTRACE_XFER_TYPE long
/* Hardware watchpoints */
#define TARGET_HAS_HARDWARE_WATCHPOINTS
#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1
/* The IA-64 architecture can step over a watch point (without triggering
it again) if the "dd" (data debug fault disable) bit in the processor
status word is set.
This PSR bit is set in ia64_linux_stopped_by_watchpoint when the
code there has determined that a hardware watchpoint has indeed
been hit. The CPU will then be able to execute one instruction
without triggering a watchpoint. */
#define HAVE_STEPPABLE_WATCHPOINT 1
#define STOPPED_BY_WATCHPOINT(W) \
ia64_linux_stopped_by_watchpoint (inferior_pid)
extern CORE_ADDR ia64_linux_stopped_by_watchpoint (int);
#define target_insert_watchpoint(addr, len, type) \
ia64_linux_insert_watchpoint (inferior_pid, addr, len, type)
extern int ia64_linux_insert_watchpoint (int pid, CORE_ADDR addr,
int len, int rw);
#define target_remove_watchpoint(addr, len, type) \
ia64_linux_remove_watchpoint (inferior_pid, addr, len)
extern int ia64_linux_remove_watchpoint (int pid, CORE_ADDR addr, int len);
/* FIXME: kettenis/2000-09-03: This should be moved to ../nm-linux.h
once we have converted all Linux targets to use the new threads
stuff (without the #undef of course). */
extern int lin_lwp_prepare_to_proceed (void);
#undef PREPARE_TO_PROCEED
#define PREPARE_TO_PROCEED(select_it) lin_lwp_prepare_to_proceed ()
extern void lin_lwp_attach_lwp (int pid, int verbose);
#define ATTACH_LWP(pid, verbose) lin_lwp_attach_lwp ((pid), (verbose))
#include <signal.h>
extern void lin_thread_get_thread_signals (sigset_t *mask);
#define GET_THREAD_SIGNALS(mask) lin_thread_get_thread_signals (mask)
#endif /* #ifndef NM_LINUX_H */
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