/* OBSOLETE /* Definitions to make GDB hosted on a tahoe running 4.3-Reno */ /* OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992 Free Software Foundation, Inc. */ /* OBSOLETE Contributed by the State University of New York at Buffalo, by the */ /* OBSOLETE Distributed Computer Systems Lab, Department of Computer Science, 1991. */ /* OBSOLETE */ /* OBSOLETE This file is part of GDB. */ /* OBSOLETE */ /* OBSOLETE This program is free software; you can redistribute it and/or modify */ /* OBSOLETE it under the terms of the GNU General Public License as published by */ /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ /* OBSOLETE (at your option) any later version. */ /* OBSOLETE */ /* OBSOLETE This program is distributed in the hope that it will be useful, */ /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* OBSOLETE GNU General Public License for more details. */ /* OBSOLETE */ /* OBSOLETE You should have received a copy of the GNU General Public License */ /* OBSOLETE along with this program; if not, write to the Free Software */ /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ /* OBSOLETE Boston, MA 02111-1307, USA. *x/ */ /* OBSOLETE */ /* OBSOLETE /* Make sure the system include files define BIG_ENDIAN, UINT_MAX, const, */ /* OBSOLETE etc, rather than GDB's files. *x/ */ /* OBSOLETE #include <stdio.h> */ /* OBSOLETE #include <sys/param.h> */ /* OBSOLETE */ /* OBSOLETE /* Host is big-endian *x/ */ /* OBSOLETE */ /* OBSOLETE #define HOST_BYTE_ORDER BIG_ENDIAN */ /* OBSOLETE */ /* OBSOLETE /* This is the amount to subtract from u.u_ar0 */ /* OBSOLETE to get the offset in the core file of the register values. *x/ */ /* OBSOLETE */ /* OBSOLETE #define KERNEL_U_ADDR (0xc0000000 - (TARGET_UPAGES * TARGET_NBPG)) */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \ */ /* OBSOLETE { addr = blockend - 100 + regno * 4; \ */ /* OBSOLETE if (regno == PC_REGNUM) addr = blockend - 8; \ */ /* OBSOLETE if (regno == PS_REGNUM) addr = blockend - 4; \ */ /* OBSOLETE if (regno == FP_REGNUM) addr = blockend - 40; \ */ /* OBSOLETE if (regno == SP_REGNUM) addr = blockend - 36; \ */ /* OBSOLETE if (regno == AL_REGNUM) addr = blockend - 20; \ */ /* OBSOLETE if (regno == AH_REGNUM) addr = blockend - 24;} */ /* OBSOLETE */ /* OBSOLETE /* Interface definitions for kernel debugger KDB. *x/ */ /* OBSOLETE */ /* OBSOLETE /* Map machine fault codes into signal numbers. */ /* OBSOLETE First subtract 0, divide by 4, then index in a table. */ /* OBSOLETE Faults for which the entry in this table is 0 */ /* OBSOLETE are not handled by KDB; the program's own trap handler */ /* OBSOLETE gets to handle then. *x/ */ /* OBSOLETE */ /* OBSOLETE #define FAULT_CODE_ORIGIN 0 */ /* OBSOLETE #define FAULT_CODE_UNITS 4 */ /* OBSOLETE #define FAULT_TABLE \ */ /* OBSOLETE { 0, SIGKILL, SIGSEGV, 0, 0, 0, 0, 0, \ */ /* OBSOLETE 0, 0, SIGTRAP, SIGTRAP, 0, 0, 0, 0, \ */ /* OBSOLETE 0, 0, 0, 0, 0, 0, 0, 0} */ /* OBSOLETE */ /* OBSOLETE /* Start running with a stack stretching from BEG to END. */ /* OBSOLETE BEG and END should be symbols meaningful to the assembler. */ /* OBSOLETE This is used only for kdb. *x/ */ /* OBSOLETE */ /* OBSOLETE #define INIT_STACK(beg, end) \ */ /* OBSOLETE { asm (".globl end"); \ */ /* OBSOLETE asm ("movl $ end, sp"); \ */ /* OBSOLETE asm ("clrl fp"); } */ /* OBSOLETE */ /* OBSOLETE /* Push the frame pointer register on the stack. *x/ */ /* OBSOLETE */ /* OBSOLETE #define PUSH_FRAME_PTR \ */ /* OBSOLETE asm ("pushl fp"); */ /* OBSOLETE */ /* OBSOLETE /* Copy the top-of-stack to the frame pointer register. *x/ */ /* OBSOLETE */ /* OBSOLETE #define POP_FRAME_PTR \ */ /* OBSOLETE asm ("movl (sp), fp"); */ /* OBSOLETE */ /* OBSOLETE /* After KDB is entered by a fault, push all registers */ /* OBSOLETE that GDB thinks about (all NUM_REGS of them), */ /* OBSOLETE so that they appear in order of ascending GDB register number. */ /* OBSOLETE The fault code will be on the stack beyond the last register. *x/ */ /* OBSOLETE */ /* OBSOLETE #define PUSH_REGISTERS \ */ /* OBSOLETE { asm ("pushl 8(sp)"); \ */ /* OBSOLETE asm ("pushl 8(sp)"); \ */ /* OBSOLETE asm ("pushal 0x41(sp)"); \ */ /* OBSOLETE asm ("pushl r0" ); \ */ /* OBSOLETE asm ("pushl r1" ); \ */ /* OBSOLETE asm ("pushl r2" ); \ */ /* OBSOLETE asm ("pushl r3" ); \ */ /* OBSOLETE asm ("pushl r4" ); \ */ /* OBSOLETE asm ("pushl r5" ); \ */ /* OBSOLETE asm ("pushl r6" ); \ */ /* OBSOLETE asm ("pushl r7" ); \ */ /* OBSOLETE asm ("pushl r8" ); \ */ /* OBSOLETE asm ("pushl r9" ); \ */ /* OBSOLETE asm ("pushl r10" ); \ */ /* OBSOLETE asm ("pushl r11" ); \ */ /* OBSOLETE asm ("pushl r12" ); \ */ /* OBSOLETE asm ("pushl fp" ); \ */ /* OBSOLETE asm ("pushl sp" ); \ */ /* OBSOLETE asm ("pushl pc" ); \ */ /* OBSOLETE asm ("pushl ps" ); \ */ /* OBSOLETE asm ("pushl aclo" ); \ */ /* OBSOLETE asm ("pushl achi" ); \ */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Assuming the registers (including processor status) have been */ /* OBSOLETE pushed on the stack in order of ascending GDB register number, */ /* OBSOLETE restore them and return to the address in the saved PC register. *x/ */ /* OBSOLETE */ /* OBSOLETE #define POP_REGISTERS \ */ /* OBSOLETE { \ */ /* OBSOLETE asm ("movl (sp)+, achi"); \ */ /* OBSOLETE asm ("movl (sp)+, aclo"); \ */ /* OBSOLETE asm ("movl (sp)+, ps"); \ */ /* OBSOLETE asm ("movl (sp)+, pc"); \ */ /* OBSOLETE asm ("movl (sp)+, sp"); \ */ /* OBSOLETE asm ("movl (sp)+, fp"); \ */ /* OBSOLETE asm ("movl (sp)+, r12"); \ */ /* OBSOLETE asm ("movl (sp)+, r11"); \ */ /* OBSOLETE asm ("movl (sp)+, r10"); \ */ /* OBSOLETE asm ("movl (sp)+, r9"); \ */ /* OBSOLETE asm ("movl (sp)+, r8"); \ */ /* OBSOLETE asm ("movl (sp)+, r7"); \ */ /* OBSOLETE asm ("movl (sp)+, r6"); \ */ /* OBSOLETE asm ("movl (sp)+, r5"); \ */ /* OBSOLETE asm ("movl (sp)+, r4"); \ */ /* OBSOLETE asm ("movl (sp)+, r3"); \ */ /* OBSOLETE asm ("movl (sp)+, r2"); \ */ /* OBSOLETE asm ("movl (sp)+, r1"); \ */ /* OBSOLETE asm ("movl (sp)+, r0"); \ */ /* OBSOLETE asm ("subl2 $8,(sp)"); \ */ /* OBSOLETE asm ("movl (sp),sp"); \ */ /* OBSOLETE asm ("rei"); } */