old-cross-binutils/gdb/config/m68k/tm-hp300bsd.h
1999-04-16 01:35:26 +00:00

62 lines
2.3 KiB
C

/* Parameters for target machine Hewlett-Packard 9000/300, running bsd.
Copyright 1986, 1987, 1989, 1991, 1992, 1993 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. */
/* Configuration file for HP9000/300 series machine running BSD,
including Utah, Mt. Xinu or Berkeley variants. This is NOT for HP-UX.
Problems to hpbsd-bugs@cs.utah.edu. */
/* GCC is the only compiler used on this OS. So get this right even if
the code which detects gcc2_compiled. is still broken. */
#define BELIEVE_PCC_PROMOTION 1
/* Define BPT_VECTOR if it is different than the default.
This is the vector number used by traps to indicate a breakpoint.
For hp300bsd the normal breakpoint vector is 0x2 (for debugging via
ptrace); for remote kernel debugging the breakpoint vector is 0xf. */
#define BPT_VECTOR 0x2
#define REMOTE_BPT_VECTOR 0xf
#define TARGET_NBPG 4096
/* For 4.4 this would be 2, but it is OK for us to detect an area a
bit bigger than necessary. This way the same gdb binary can target
either 4.3 or 4.4. */
#define TARGET_UPAGES 3
/* On the HP300, sigtramp is in the u area. Gak! User struct is not
mapped to the same virtual address in user/kernel address space
(hence STACK_END_ADDR as opposed to KERNEL_U_ADDR). This tests
for the whole u area, since we don't necessarily have hp300bsd
include files around. */
/* For 4.4, it is actually right 20 bytes *before* STACK_END_ADDR, so
include that in the area we test for. */
#define SIGTRAMP_START(pc) (STACK_END_ADDR - 20)
#define SIGTRAMP_END(pc) (STACK_END_ADDR + TARGET_UPAGES * TARGET_NBPG)
/* Address of end of stack space. */
#define STACK_END_ADDR 0xfff00000
#include "m68k/tm-m68k.h"