1 /* IP2xxx ELF support for BFD.
2    Copyright (C) 2000-2020 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 */
63