1 /*- 2 * Aic7xxx SCSI host adapter firmware asssembler symbol table definitions 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * Copyright (c) 2002 Adaptec Inc. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions, and the following disclaimer, 13 * without modification. 14 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 15 * substantially similar to the "NO WARRANTY" disclaimer below 16 * ("Disclaimer") and any redistribution must be conditioned upon 17 * including a substantially similar Disclaimer requirement for further 18 * binary redistribution. 19 * 3. Neither the names of the above-listed copyright holders nor the names 20 * of any contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * Alternatively, this software may be distributed under the terms of the 24 * GNU General Public License ("GPL") version 2 as published by the Free 25 * Software Foundation. 26 * 27 * NO WARRANTY 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 32 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 36 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 37 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGES. 39 * 40 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_symbol.h#17 $ 41 * 42 * $FreeBSD$ 43 */ 44 45 #include <sys/queue.h> 46 47 typedef enum { 48 UNINITIALIZED, 49 REGISTER, 50 ALIAS, 51 SCBLOC, 52 SRAMLOC, 53 ENUM_ENTRY, 54 FIELD, 55 MASK, 56 ENUM, 57 CONST, 58 DOWNLOAD_CONST, 59 LABEL, 60 CONDITIONAL, 61 MACRO 62 } symtype; 63 64 typedef enum { 65 RO = 0x01, 66 WO = 0x02, 67 RW = 0x03 68 }amode_t; 69 70 typedef SLIST_HEAD(symlist, symbol_node) symlist_t; 71 72 struct reg_info { 73 u_int address; 74 int size; 75 amode_t mode; 76 symlist_t fields; 77 uint8_t valid_bitmask; 78 uint8_t modes; 79 int typecheck_masks; 80 }; 81 82 struct field_info { 83 symlist_t symrefs; 84 uint8_t value; 85 uint8_t mask; 86 }; 87 88 struct const_info { 89 u_int value; 90 int define; 91 }; 92 93 struct alias_info { 94 struct symbol *parent; 95 }; 96 97 struct label_info { 98 int address; 99 int exported; 100 }; 101 102 struct cond_info { 103 int func_num; 104 }; 105 106 struct macro_arg { 107 STAILQ_ENTRY(macro_arg) links; 108 regex_t arg_regex; 109 char *replacement_text; 110 }; 111 STAILQ_HEAD(macro_arg_list, macro_arg) args; 112 113 struct macro_info { 114 struct macro_arg_list args; 115 int narg; 116 const char* body; 117 }; 118 119 typedef struct expression_info { 120 symlist_t referenced_syms; 121 int value; 122 } expression_t; 123 124 typedef struct symbol { 125 char *name; 126 symtype type; 127 union { 128 struct reg_info *rinfo; 129 struct field_info *finfo; 130 struct const_info *cinfo; 131 struct alias_info *ainfo; 132 struct label_info *linfo; 133 struct cond_info *condinfo; 134 struct macro_info *macroinfo; 135 }info; 136 } symbol_t; 137 138 typedef struct symbol_ref { 139 symbol_t *symbol; 140 int offset; 141 } symbol_ref_t; 142 143 typedef struct symbol_node { 144 SLIST_ENTRY(symbol_node) links; 145 symbol_t *symbol; 146 } symbol_node_t; 147 148 typedef struct critical_section { 149 TAILQ_ENTRY(critical_section) links; 150 int begin_addr; 151 int end_addr; 152 } critical_section_t; 153 154 typedef enum { 155 SCOPE_ROOT, 156 SCOPE_IF, 157 SCOPE_ELSE_IF, 158 SCOPE_ELSE 159 } scope_type; 160 161 typedef struct patch_info { 162 int skip_patch; 163 int skip_instr; 164 } patch_info_t; 165 166 typedef struct scope { 167 SLIST_ENTRY(scope) scope_stack_links; 168 TAILQ_ENTRY(scope) scope_links; 169 TAILQ_HEAD(, scope) inner_scope; 170 scope_type type; 171 int inner_scope_patches; 172 int begin_addr; 173 int end_addr; 174 patch_info_t patches[2]; 175 int func_num; 176 } scope_t; 177 178 TAILQ_HEAD(cs_tailq, critical_section); 179 SLIST_HEAD(scope_list, scope); 180 TAILQ_HEAD(scope_tailq, scope); 181 182 void symbol_delete(symbol_t *symbol); 183 184 void symtable_open(void); 185 186 void symtable_close(void); 187 188 symbol_t * 189 symtable_get(const char *name); 190 191 symbol_node_t * 192 symlist_search(symlist_t *symlist, char *symname); 193 194 void 195 symlist_add(symlist_t *symlist, symbol_t *symbol, int how); 196 #define SYMLIST_INSERT_HEAD 0x00 197 #define SYMLIST_SORT 0x01 198 199 void symlist_free(symlist_t *symlist); 200 201 void symlist_merge(symlist_t *symlist_dest, symlist_t *symlist_src1, 202 symlist_t *symlist_src2); 203 void symtable_dump(FILE *ofile, FILE *dfile); 204