/* HPPA PA-RISC machine native support for Lites, for GDB.
   Copyright 1995 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.  */

#include "nm-m3.h"
#define U_REGS_OFFSET 0

#define KERNEL_U_ADDR 0

/* What a coincidence! */
#define REGISTER_U_ADDR(addr, blockend, regno)				\
{ addr = (int)(blockend) + REGISTER_BYTE (regno);}

/* This macro defines the register numbers (from REGISTER_NAMES) that
   are effectively unavailable to the user through ptrace().  It allows
   us to include the whole register set in REGISTER_NAMES (inorder to
   better support remote debugging).  If it is used in
   fetch/store_inferior_registers() gdb will not complain about I/O errors
   on fetching these registers.  If all registers in REGISTER_NAMES
   are available, then return false (0).  */

#define CANNOT_STORE_REGISTER(regno)            \
                   ((regno) == 0) ||     \
                   ((regno) == PCSQ_HEAD_REGNUM) || \
                   ((regno) >= PCSQ_TAIL_REGNUM && (regno) < IPSW_REGNUM) ||  \
                   ((regno) > IPSW_REGNUM && (regno) < FP4_REGNUM)

/* fetch_inferior_registers is in hppab-nat.c.  */
#define FETCH_INFERIOR_REGISTERS

/* attach/detach works to some extent under BSD and HPUX.  So long
   as the process you're attaching to isn't blocked waiting on io,
   blocked waiting on a signal, or in a system call things work 
   fine.  (The problems in those cases are related to the fact that
   the kernel can't provide complete register information for the
   target process...  Which really pisses off GDB.)  */

#define ATTACH_DETACH

#define EMULATOR_BASE 0x90100000
#define EMULATOR_END  0x90200000