src/arch/avr32_jem.h

   1 /*
   2  * Copyright (C) 2003, 2004, 2005, 2006, 2007
   3  * Robert Lougher <rob@lougher.org.uk>.
   4  *
   5  * This file is part of JamVM.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2,
  10  * or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  */
  21
  22 #ifndef AVR32_JEM_H_
  23 #define AVR32_JEM_H_
  24 #ifdef JEM
  25
  26 #define JEM_TRAP_ENTRIES 25 //our own trap table entries,the first entry is a jump to the proper offset
  27 //extern static const void* jem_trap_handlers_0_ENTRY[JEM_TRAP_ENTRIES];
  28
  29 //extern char *trap_h;
  30
  31 #define __NR_java_settrap 282
  32
  33 /**
  34   * Called when exit jam vm
  35   * TODO:
  36   */
  37 #define DESTORY_JEM_TRAPS
  38
  39 enum {
  40         JEM_TRAP_HANDLER_FINISH = 1,
  41         JEM_TRAP_HANDLER_SYSEX,
  42         JEM_TRAP_HANDLER_UNIMPL,
  43 };
  44
  45 struct frame;
  46 struct jem_state {
  47         uint32_t jecr;
  48         uint32_t trap_pc;
  49         uint32_t josp;
  50         uint32_t jpc;
  51 };
  52
  53 typedef int handler_fn(struct jem_state *jem);
  54
  55 extern handler_fn *trap_handler_f[256];
  56 //extern handler_fn *exception_handler_f[5];
  57 extern unsigned long jos[8];
  58
  59 #endif /*JEM*/
  60 #endif /*AVR32_JEM_H_*/