| 1 | /* IP2xxx ELF support for BFD. |
| 2 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of BFD, the Binary File Descriptor library. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 3 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software Foundation, |
| 18 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 19 | |
| 20 | #ifndef _ELF_IP2K_H |
| 21 | #define _ELF_IP2K_H |
| 22 | |
| 23 | #include "elf/reloc-macros.h" |
| 24 | |
| 25 | /* Relocations. */ |
| 26 | START_RELOC_NUMBERS (elf_ip2k_reloc_type) |
| 27 | RELOC_NUMBER (R_IP2K_NONE, 0) |
| 28 | RELOC_NUMBER (R_IP2K_16, 1) |
| 29 | RELOC_NUMBER (R_IP2K_32, 2) |
| 30 | RELOC_NUMBER (R_IP2K_FR9, 3) |
| 31 | RELOC_NUMBER (R_IP2K_BANK, 4) |
| 32 | RELOC_NUMBER (R_IP2K_ADDR16CJP, 5) |
| 33 | RELOC_NUMBER (R_IP2K_PAGE3, 6) |
| 34 | RELOC_NUMBER (R_IP2K_LO8DATA, 7) |
| 35 | RELOC_NUMBER (R_IP2K_HI8DATA, 8) |
| 36 | RELOC_NUMBER (R_IP2K_LO8INSN, 9) |
| 37 | RELOC_NUMBER (R_IP2K_HI8INSN, 10) |
| 38 | RELOC_NUMBER (R_IP2K_PC_SKIP, 11) |
| 39 | RELOC_NUMBER (R_IP2K_TEXT, 12) |
| 40 | RELOC_NUMBER (R_IP2K_FR_OFFSET, 13) |
| 41 | RELOC_NUMBER (R_IP2K_EX8DATA, 14) |
| 42 | END_RELOC_NUMBERS(R_IP2K_max) |
| 43 | |
| 44 | |
| 45 | /* Define the data & instruction memory discriminator. In a linked |
| 46 | executable, an symbol should be deemed to point to an instruction |
| 47 | if ((address & IP2K_INSN_MASK) == IP2K_INSN_VALUE), and similarly |
| 48 | for the data space. See also `ld/emulparams/elf32ip2k.sh'. */ |
| 49 | /* ??? Consider extending the _MASK values to include all the |
| 50 | intermediate bits that must be zero due to the limited physical |
| 51 | memory size on the IP2K. */ |
| 52 | |
| 53 | #define IP2K_DATA_MASK 0xff000000 |
| 54 | #define IP2K_DATA_VALUE 0x01000000 |
| 55 | #define IP2K_INSN_MASK 0xff000000 |
| 56 | #define IP2K_INSN_VALUE 0x02000000 |
| 57 | |
| 58 | /* The location of the memory mapped hardware stack. */ |
| 59 | #define IP2K_STACK_VALUE 0x0f000000 |
| 60 | #define IP2K_STACK_SIZE 0x20 |
| 61 | |
| 62 | #endif /* _ELF_IP2K_H */ |