From ff21dc0ea5db921f0bc891fc6c4f8742198c5b6c Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Wed, 17 Jul 2002 14:15:50 +0000 Subject: Add IP2k support to BFD and LD --- include/elf/ip2k.h | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 include/elf/ip2k.h (limited to 'include/elf/ip2k.h') diff --git a/include/elf/ip2k.h b/include/elf/ip2k.h new file mode 100644 index 000000000..c331b720f --- /dev/null +++ b/include/elf/ip2k.h @@ -0,0 +1,62 @@ +/* IP2xxx ELF support for BFD. + Copyright (C) 2000, 2002 Free Software Foundation, Inc. + + This file is part of BFD, the Binary File Descriptor library. + + 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. */ + +#ifndef _ELF_IP2K_H +#define _ELF_IP2K_H + +#include "elf/reloc-macros.h" + +/* Relocations. */ +START_RELOC_NUMBERS (elf_ip2k_reloc_type) + RELOC_NUMBER (R_IP2K_NONE, 0) + RELOC_NUMBER (R_IP2K_16, 1) + RELOC_NUMBER (R_IP2K_32, 2) + RELOC_NUMBER (R_IP2K_FR9, 3) + RELOC_NUMBER (R_IP2K_BANK, 4) + RELOC_NUMBER (R_IP2K_ADDR16CJP, 5) + RELOC_NUMBER (R_IP2K_PAGE3, 6) + RELOC_NUMBER (R_IP2K_LO8DATA, 7) + RELOC_NUMBER (R_IP2K_HI8DATA, 8) + RELOC_NUMBER (R_IP2K_LO8INSN, 9) + RELOC_NUMBER (R_IP2K_HI8INSN, 10) + RELOC_NUMBER (R_IP2K_PC_SKIP, 11) + RELOC_NUMBER (R_IP2K_TEXT, 12) + RELOC_NUMBER (R_IP2K_FR_OFFSET, 13) + RELOC_NUMBER (R_IP2K_EX8DATA, 14) +END_RELOC_NUMBERS(R_IP2K_max) + + +/* Define the data & instruction memory discriminator. In a linked + executable, an symbol should be deemed to point to an instruction + if ((address & IP2K_INSN_MASK) == IP2K_INSN_VALUE), and similarly + for the data space. See also `ld/emulparams/elf32ip2k.sh'. */ +/* ??? Consider extending the _MASK values to include all the + intermediate bits that must be zero due to the limited physical + memory size on the IP2K. */ + +#define IP2K_DATA_MASK 0xff000000 +#define IP2K_DATA_VALUE 0x01000000 +#define IP2K_INSN_MASK 0xff000000 +#define IP2K_INSN_VALUE 0x02000000 + +/* The location of the memory mapped hardware stack. */ +#define IP2K_STACK_VALUE 0x0f000000 +#define IP2K_STACK_SIZE 0x20 + +#endif /* _ELF_IP2K_H */ -- cgit v1.2.3