| /* Native support for i386 running Solaris 2. |
| Copyright 1998, 1999, 2000, 2007 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. */ |
| |
| #ifdef NEW_PROC_API /* Solaris 6 and above can do HW watchpoints */ |
| |
| #define TARGET_HAS_HARDWARE_WATCHPOINTS |
| |
| /* The man page for proc4 on solaris 6 and 7 says that the system |
| can support "thousands" of hardware watchpoints, but gives no |
| method for finding out how many. So just tell GDB 'yes'. */ |
| #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(TYPE, CNT, OT) 1 |
| #define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1 |
| |
| /* When a hardware watchpoint fires off the PC will be left at the |
| instruction following the one which caused the watchpoint. |
| It will *NOT* be necessary for GDB to step over the watchpoint. */ |
| #define HAVE_CONTINUABLE_WATCHPOINT 1 |
| |
| /* Solaris x86 2.6 and 2.7 targets have a kernel bug when stepping |
| over an instruction that causes a page fault without triggering |
| a hardware watchpoint. The kernel properly notices that it shouldn't |
| stop, because the hardware watchpoint is not triggered, but it forgets |
| the step request and continues the program normally. |
| Work around the problem by removing hardware watchpoints if a step is |
| requested, GDB will check for a hardware watchpoint trigger after the |
| step anyway. */ |
| #define CANNOT_STEP_HW_WATCHPOINTS |
| |
| extern int procfs_stopped_by_watchpoint (ptid_t); |
| #define STOPPED_BY_WATCHPOINT(W) \ |
| procfs_stopped_by_watchpoint(inferior_ptid) |
| |
| /* Use these macros for watchpoint insertion/deletion. */ |
| /* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */ |
| |
| extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int); |
| #define target_insert_watchpoint(ADDR, LEN, TYPE) \ |
| procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 1) |
| #define target_remove_watchpoint(ADDR, LEN, TYPE) \ |
| procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0) |
| |
| #endif /* NEW_PROC_API */ |