77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/* Native support for GNU/Linux, for GDB, the GNU debugger.
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Copyright 1999, 2000, 2001, 2004, 2005, 2007 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_LINUX_H
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#define NM_LINUX_H
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struct target_ops;
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#include "config/nm-linux.h"
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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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#define KERNEL_U_ADDR 0x0
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/* Note: It seems likely that we'll have to eventually define
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FETCH_INFERIOR_REGISTERS. But until that time, we'll make do
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with the following. */
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#define CANNOT_FETCH_REGISTER(regno) ia64_cannot_fetch_register(regno)
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extern int ia64_cannot_fetch_register (int regno);
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#define CANNOT_STORE_REGISTER(regno) ia64_cannot_store_register(regno)
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extern int ia64_cannot_store_register (int regno);
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#define U_REGS_OFFSET 0
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/* Hardware watchpoints */
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#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1
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/* The IA-64 architecture can step over a watch point (without triggering
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it again) if the "dd" (data debug fault disable) bit in the processor
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status word is set.
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This PSR bit is set in ia64_linux_stopped_by_watchpoint when the
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code there has determined that a hardware watchpoint has indeed
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been hit. The CPU will then be able to execute one instruction
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without triggering a watchpoint. */
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#define HAVE_STEPPABLE_WATCHPOINT 1
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#define STOPPED_BY_WATCHPOINT(W) \
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ia64_linux_stopped_by_watchpoint ()
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extern int ia64_linux_stopped_by_watchpoint ();
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#define target_stopped_data_address(target, x) \
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ia64_linux_stopped_data_address(x)
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extern int ia64_linux_stopped_data_address (CORE_ADDR *addr_p);
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#define target_insert_watchpoint(addr, len, type) \
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ia64_linux_insert_watchpoint (inferior_ptid, addr, len, type)
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extern int ia64_linux_insert_watchpoint (ptid_t ptid, CORE_ADDR addr,
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int len, int rw);
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#define target_remove_watchpoint(addr, len, type) \
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ia64_linux_remove_watchpoint (inferior_ptid, addr, len)
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extern int ia64_linux_remove_watchpoint (ptid_t ptid, CORE_ADDR addr,
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int len);
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#endif /* #ifndef NM_LINUX_H */
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