| /* SOM a.out definitions for BFD. | |
| Copyright (C) 2010-2022 Free Software Foundation, Inc. | |
| Contributed by Tristan Gingold <gingold@adacore.com>, AdaCore. | |
| 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 3 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ | |
| #ifndef _SOM_AOUT_H | |
| #define _SOM_AOUT_H | |
| #include "clock.h" | |
| /* Note: SOM uses bit-field in its structure. All you need to know is: | |
| - CPUs supported by SOM (hppa) are big-endian, | |
| - the MSB is numbered 0. */ | |
| struct som_external_header | |
| { | |
| unsigned char system_id[2]; | |
| unsigned char a_magic[2]; | |
| unsigned char version_id[4]; | |
| struct som_external_clock file_time; | |
| unsigned char entry_space[4]; | |
| unsigned char entry_subspace[4]; | |
| unsigned char entry_offset[4]; | |
| unsigned char aux_header_location[4]; | |
| unsigned char aux_header_size[4]; | |
| unsigned char som_length[4]; | |
| unsigned char presumed_dp[4]; | |
| unsigned char space_location[4]; | |
| unsigned char space_total[4]; | |
| unsigned char subspace_location[4]; | |
| unsigned char subspace_total[4]; | |
| unsigned char loader_fixup_location[4]; | |
| unsigned char loader_fixup_total[4]; | |
| unsigned char space_strings_location[4]; | |
| unsigned char space_strings_size[4]; | |
| unsigned char init_array_location[4]; | |
| unsigned char init_array_total[4]; | |
| unsigned char compiler_location[4]; | |
| unsigned char compiler_total[4]; | |
| unsigned char symbol_location[4]; | |
| unsigned char symbol_total[4]; | |
| unsigned char fixup_request_location[4]; | |
| unsigned char fixup_request_total[4]; | |
| unsigned char symbol_strings_location[4]; | |
| unsigned char symbol_strings_size[4]; | |
| unsigned char unloadable_sp_location[4]; | |
| unsigned char unloadable_sp_size[4]; | |
| unsigned char checksum[4]; | |
| }; | |
| #define OLD_VERSION_ID 85082112 | |
| #define NEW_VERSION_ID 87102412 | |
| #define EXECLIBMAGIC 0x0104 | |
| #define RELOC_MAGIC 0x0106 | |
| #define EXEC_MAGIC 0x0107 | |
| #define SHARE_MAGIC 0x0108 | |
| #define SHMEM_MAGIC 0x0109 | |
| #define DEMAND_MAGIC 0x010b | |
| #define DL_MAGIC 0x010d | |
| #define SHL_MAGIC 0x010e | |
| struct som_external_aux_id | |
| { | |
| unsigned char flags[4]; | |
| unsigned char length[4]; | |
| }; | |
| /* Aux id types. */ | |
| #define VERSION_AUX_ID 6 | |
| #define COPYRIGHT_AUX_ID 9 | |
| /* Aux id flags. */ | |
| #define SOM_AUX_ID_MANDATORY (1u << 31) | |
| #define SOM_AUX_ID_COPY (1 << 30) | |
| #define SOM_AUX_ID_APPEND (1 << 29) | |
| #define SOM_AUX_ID_IGNORE (1 << 28) | |
| #define SOM_AUX_ID_TYPE_SH 0 | |
| #define SOM_AUX_ID_TYPE_MASK 0xffff | |
| struct som_external_string_auxhdr | |
| { | |
| struct som_external_aux_id header_id; | |
| /* Length of the string, without the NUL. */ | |
| unsigned char string_length[4]; | |
| /* The string. */ | |
| }; | |
| struct som_external_exec_auxhdr | |
| { | |
| struct som_external_aux_id som_auxhdr; | |
| unsigned char exec_tsize[4]; | |
| unsigned char exec_tmem[4]; | |
| unsigned char exec_tfile[4]; | |
| unsigned char exec_dsize[4]; | |
| unsigned char exec_dmem[4]; | |
| unsigned char exec_dfile[4]; | |
| unsigned char exec_bsize[4]; | |
| unsigned char exec_entry[4]; | |
| unsigned char exec_flags[4]; | |
| unsigned char exec_bfill[4]; | |
| }; | |
| #define AUX_HDR_SIZE sizeof (struct som_external_exec_auxhdr) | |
| struct som_external_space_dictionary_record | |
| { | |
| unsigned char name[4]; | |
| unsigned char flags[4]; | |
| unsigned char space_number[4]; | |
| unsigned char subspace_index[4]; | |
| unsigned char subspace_quantity[4]; | |
| unsigned char loader_fix_index[4]; | |
| unsigned char loader_fix_quantity[4]; | |
| unsigned char init_pointer_index[4]; | |
| unsigned char init_pointer_quantity[4]; | |
| }; | |
| #define SOM_SPACE_IS_LOADABLE (1u << 31) | |
| #define SOM_SPACE_IS_DEFINED (1 << 30) | |
| #define SOM_SPACE_IS_PRIVATE (1 << 29) | |
| #define SOM_SPACE_HAS_INTERMEDIATE_CODE (1 << 28) | |
| #define SOM_SPACE_IS_TSPECIFIC (1 << 27) | |
| #define SOM_SPACE_SORT_KEY_SH 8 | |
| #define SOM_SPACE_SORT_KEY_MASK 0xff | |
| struct som_external_subspace_dictionary_record | |
| { | |
| unsigned char space_index[4]; | |
| unsigned char flags[4]; | |
| unsigned char file_loc_init_value[4]; | |
| unsigned char initialization_length[4]; | |
| unsigned char subspace_start[4]; | |
| unsigned char subspace_length[4]; | |
| unsigned char alignment[4]; | |
| unsigned char name[4]; | |
| unsigned char fixup_request_index[4]; | |
| unsigned char fixup_request_quantity[4]; | |
| }; | |
| #define SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH 25 | |
| #define SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK 0x7fU | |
| #define SOM_SUBSPACE_MEMORY_RESIDENT (1U << 24) | |
| #define SOM_SUBSPACE_DUP_COMMON (1U << 23) | |
| #define SOM_SUBSPACE_IS_COMMON (1U << 22) | |
| #define SOM_SUBSPACE_IS_LOADABLE (1U << 21) | |
| #define SOM_SUBSPACE_QUADRANT_SH 19 | |
| #define SOM_SUBSPACE_QUADRANT_MASK 0x3U | |
| #define SOM_SUBSPACE_INITIALLY_FROZEN (1U << 18) | |
| #define SOM_SUBSPACE_IS_FIRST (1U << 17) | |
| #define SOM_SUBSPACE_CODE_ONLY (1U << 16) | |
| #define SOM_SUBSPACE_SORT_KEY_SH 8 | |
| #define SOM_SUBSPACE_SORT_KEY_MASK 0xffU | |
| #define SOM_SUBSPACE_REPLICATE_INIT (1U << 7) | |
| #define SOM_SUBSPACE_CONTINUATION (1U << 6) | |
| #define SOM_SUBSPACE_IS_TSPECIFIC (1U << 5) | |
| #define SOM_SUBSPACE_IS_COMDAT (1U << 4) | |
| struct som_external_compilation_unit | |
| { | |
| unsigned char name[4]; | |
| unsigned char language_name[4]; | |
| unsigned char product_id[4]; | |
| unsigned char version_id[4]; | |
| unsigned char flags[4]; | |
| struct som_external_clock compile_time; | |
| struct som_external_clock source_time; | |
| }; | |
| struct som_external_symbol_dictionary_record | |
| { | |
| unsigned char flags[4]; | |
| unsigned char name[4]; | |
| unsigned char qualifier_name[4]; | |
| unsigned char info[4]; | |
| unsigned char symbol_value[4]; | |
| }; | |
| /* Flags fields. */ | |
| #define SOM_SYMBOL_HIDDEN (1u << 31) | |
| #define SOM_SYMBOL_SECONDARY_DEF (1 << 30) | |
| #define SOM_SYMBOL_TYPE_SH 24 | |
| #define SOM_SYMBOL_TYPE_MASK 0x3f | |
| #define SOM_SYMBOL_SCOPE_SH 20 | |
| #define SOM_SYMBOL_SCOPE_MASK 0xf | |
| #define SOM_SYMBOL_CHECK_LEVEL_SH 17 | |
| #define SOM_SYMBOL_CHECK_LEVEL_MASK 0x7 | |
| #define SOM_SYMBOL_MUST_QUALIFY (1 << 16) | |
| #define SOM_SYMBOL_INITIALLY_FROZEN (1 << 15) | |
| #define SOM_SYMBOL_MEMORY_RESIDENT (1 << 14) | |
| #define SOM_SYMBOL_IS_COMMON (1 << 13) | |
| #define SOM_SYMBOL_DUP_COMMON (1 << 12) | |
| #define SOM_SYMBOL_XLEAST_SH 10 | |
| #define SOM_SYMBOL_XLEAT_MASK 0x3 | |
| #define SOM_SYMBOL_ARG_RELOC_SH 0 | |
| #define SOM_SYMBOL_ARG_RELOC_MASK 0x3ff | |
| /* Info fields. */ | |
| #define SOM_SYMBOL_HAS_LONG_RETURN (1u << 31) | |
| #define SOM_SYMBOL_NO_RELOCATION (1 << 30) | |
| #define SOM_SYMBOL_IS_COMDAT (1 << 29) | |
| #define SOM_SYMBOL_SYMBOL_INFO_SH 0 | |
| #define SOM_SYMBOL_SYMBOL_INFO_MASK 0xffffff | |
| /* Symbol type definition. */ | |
| #define ST_NULL 0 | |
| #define ST_ABSOLUTE 1 | |
| #define ST_DATA 2 | |
| #define ST_CODE 3 | |
| #define ST_PRI_PROG 4 | |
| #define ST_SEC_PROG 5 | |
| #define ST_ENTRY 6 | |
| #define ST_STORAGE 7 | |
| #define ST_STUB 8 | |
| #define ST_MODULE 9 | |
| #define ST_SYM_EXT 10 | |
| #define ST_ARG_EXT 11 | |
| #define ST_MILLICODE 12 | |
| #define ST_PLABEL 13 | |
| #define ST_OCT_DIS 14 | |
| #define ST_MILLI_EXT 15 | |
| #define ST_TSTORAGE 16 | |
| #define ST_COMDAT 17 | |
| /* Symbol scope. */ | |
| #define SS_UNSAT 0 | |
| #define SS_EXTERNAL 1 | |
| #define SS_LOCAL 2 | |
| #define SS_UNIVERSAL 3 | |
| #endif /* _SOM_AOUT_H */ |