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- /* Parameters for hosting on a 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /*
- * Configuration file for HP9000/300 series machine running
- * University of Utah's 4.3bsd (or 4.4BSD) port. This is NOT for HP-UX.
- * Problems to hpbsd-bugs@cs.utah.edu
- */
-
- #define HOST_BYTE_ORDER BIG_ENDIAN
-
- /* Avoid "INT_MIN redefined" preprocessor warnings by defining them here. */
- #include <sys/param.h>
-
- /* Get rid of any system-imposed stack limit if possible. */
-
- #define SET_STACK_LIMIT_HUGE
-
- /* Get kernel u area address at run-time using BSD style nlist (). */
- #define KERNEL_U_ADDR_BSD
-
- /* Kernel is a bit tenacious about sharing text segments, disallowing bpts. */
- #define ONE_PROCESS_WRITETEXT
-
- /* psignal's definition in 4.4BSD conflicts with the one in defs.h.
- But there *is* no psignal definition in 4.3BSD. So we avoid the defs.h
- version here, and supply our own (matching) one. */
- #define PSIGNAL_IN_SIGNAL_H
- void psignal PARAMS ((unsigned int, const char *));
-
- extern char *strdup PARAMS ((const char *));
-
- /* Interface definitions for kernel debugger KDB. */
-
- /* Map machine fault codes into signal numbers.
- First subtract 0, divide by 4, then index in a table.
- Faults for which the entry in this table is 0
- are not handled by KDB; the program's own trap handler
- gets to handle then. */
-
- #define FAULT_CODE_ORIGIN 0
- #define FAULT_CODE_UNITS 4
- #define FAULT_TABLE \
- { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \
- 0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \
- 0, 0, 0, 0, 0, 0, 0, 0, \
- SIGILL }
-
- /* Start running with a stack stretching from BEG to END.
- BEG and END should be symbols meaningful to the assembler.
- This is used only for kdb. */
-
- #define INIT_STACK(beg, end) \
- { asm (".globl end"); \
- asm ("movel #end, sp"); \
- asm ("movel #0,a6"); }
-
- /* Push the frame pointer register on the stack. */
- #define PUSH_FRAME_PTR \
- asm ("movel a6,sp@-");
-
- /* Copy the top-of-stack to the frame pointer register. */
- #define POP_FRAME_PTR \
- asm ("movl sp@,a6");
-
- /* After KDB is entered by a fault, push all registers
- that GDB thinks about (all NUM_REGS of them),
- so that they appear in order of ascending GDB register number.
- The fault code will be on the stack beyond the last register. */
-
- #define PUSH_REGISTERS \
- { asm ("clrw -(sp)"); \
- asm ("pea sp@(10)"); \
- asm ("movem #0xfffe,sp@-"); }
-
- /* Assuming the registers (including processor status) have been
- pushed on the stack in order of ascending GDB register number,
- restore them and return to the address in the saved PC register. */
-
- #define POP_REGISTERS \
- { asm ("subil #8,sp@(28)"); \
- asm ("movem sp@,#0xffff"); \
- asm ("rte"); }
-