📄 ldlinux.lst
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190 <1> ;; Bostom MA 02111-1307, USA; either version 2 of the License, or 191 <1> ;; (at your option) any later version; incorporated herein by reference. 192 <1> ;; 193 <1> ;; ----------------------------------------------------------------------- 194 <1> 195 <1> ;; 196 <1> ;; kernel.inc 197 <1> ;; 198 <1> ;; Header file for the kernel interface definitions 199 <1> ;; 200 <1> 201 <1> %ifndef _KERNEL_INC 202 <1> %define _KERNEL_INC 203 <1> 204 <1> ;; 205 <1> ;; Structure of the real_mode_seg 206 <1> ;; 207 <1> 208 <1> struc real_mode_seg_t 209 00000000 <res 00000020> <1> resb 20h-($-$$) ; org 20h 210 00000020 <res 00000002> <1> kern_cmd_magic resw 1 ; 0020 Magic # for command line 211 00000022 <res 00000002> <1> kern_cmd_offset resw 1 ; 0022 Offset for kernel command line 212 00000024 <res 000001CD> <1> resb 497-($-$$) ; org 497d 213 000001F1 <res 00000001> <1> bs_setupsecs resb 1 ; 01F1 Sectors for setup code (0 -> 4) 214 000001F2 <res 00000002> <1> bs_rootflags resw 1 ; 01F2 Root readonly flag 215 000001F4 <res 00000002> <1> bs_syssize resw 1 ; 01F4 216 000001F6 <res 00000002> <1> bs_swapdev resw 1 ; 01F6 Swap device (obsolete) 217 000001F8 <res 00000002> <1> bs_ramsize resw 1 ; 01F8 Ramdisk flags, formerly ramdisk size 218 000001FA <res 00000002> <1> bs_vidmode resw 1 ; 01FA Video mode 219 000001FC <res 00000002> <1> bs_rootdev resw 1 ; 01FC Root device 220 000001FE <res 00000002> <1> bs_bootsign resw 1 ; 01FE Boot sector signature (0AA55h) 221 00000200 <res 00000001> <1> su_jump resb 1 ; 0200 0EBh 222 00000201 <res 00000001> <1> su_jump2 resb 1 ; 0201 Size of following header 223 00000202 <res 00000004> <1> su_header resd 1 ; 0202 New setup code: header 224 00000206 <res 00000002> <1> su_version resw 1 ; 0206 See linux/arch/i386/boot/setup.S 225 00000208 <res 00000002> <1> su_switch resw 1 ; 0208 226 0000020A <res 00000002> <1> su_setupseg resw 1 ; 020A 227 0000020C <res 00000002> <1> su_startsys resw 1 ; 020C 228 0000020E <res 00000002> <1> su_kver resw 1 ; 020E Kernel version pointer 229 00000210 <res 00000001> <1> su_loader resb 1 ; 0210 Loader ID 230 00000211 <res 00000001> <1> su_loadflags resb 1 ; 0211 Load high flag 231 00000212 <res 00000002> <1> su_movesize resw 1 ; 0212 232 00000214 <res 00000004> <1> su_code32start resd 1 ; 0214 Start of code loaded high 233 00000218 <res 00000004> <1> su_ramdiskat resd 1 ; 0218 Start of initial ramdisk 234 <1> su_ramdisklen equ $ ; Length of initial ramdisk 235 0000021C <res 00000002> <1> su_ramdisklen1 resw 1 ; 021C 236 0000021E <res 00000002> <1> su_ramdisklen2 resw 1 ; 021E 237 00000220 <res 00000002> <1> su_bsklugeoffs resw 1 ; 0220 238 00000222 <res 00000002> <1> su_bsklugeseg resw 1 ; 0222 239 00000224 <res 00000002> <1> su_heapend resw 1 ; 0224 240 00000226 <res 00000002> <1> su_pad1 resw 1 ; 0226 241 00000228 <res 00000004> <1> su_cmd_line_ptr resd 1 ; 0228 242 0000022C <res 00000004> <1> su_ramdisk_max resd 1 ; 022C 243 00000230 <res 00008DC4> <1> resb (9000h-12)-($-$$) ; Were bootsect.S puts it... 244 <1> linux_stack equ $ ; 8FF4 245 <1> linux_fdctab equ $ 246 00008FF4 <res 0000000C> <1> resb 9000h-($-$$) 247 <1> cmd_line_here equ $ ; 9000 Should be out of the way 248 <1> endstruc 249 <1> 250 <1> ; 251 <1> ; Kernel command line signature 252 <1> ; 253 <1> CMD_MAGIC equ 0A33Fh ; Command line magic 254 <1> 255 <1> ; 256 <1> ; Magic number of su_header field 257 <1> ; 258 <1> HEADER_ID equ 'HdrS' ; HdrS (in littleendian hex) 259 <1> 260 <1> ; 261 <1> ; Flags for the su_loadflags field 262 <1> ; 263 <1> LOAD_HIGH equ 01h ; Large kernel, load high 264 <1> CAN_USE_HEAP equ 80h ; Boot loader reports heap size 265 <1> 266 <1> ; 267 <1> ; ID codes for various modules 268 <1> ; 269 <1> syslinux_id equ 031h ; 3 = SYSLINUX family; 1 = SYSLINUX 270 <1> pxelinux_id equ 032h ; 3 = SYSLINUX family; 2 = PXELINUX 271 <1> isolinux_id equ 033h ; 3 = SYSLINUX family; 3 = PXELINUX 272 <1> 273 <1> %endif ; _KERNEL_INC 274 %include "bios.inc" 275 <1> ;; $Id: bios.inc,v 1.2 2004/01/29 06:54:51 hpa Exp $ 276 <1> ;; ----------------------------------------------------------------------- 277 <1> ;; 278 <1> ;; Copyright 1994-2004 H. Peter Anvin - All Rights Reserved 279 <1> ;; 280 <1> ;; This program is free software; you can redistribute it and/or modify 281 <1> ;; it under the terms of the GNU General Public License as published by 282 <1> ;; the Free Software Foundation, Inc., 53 Temple Place Ste 330, 283 <1> ;; Bostom MA 02111-1307, USA; either version 2 of the License, or 284 <1> ;; (at your option) any later version; incorporated herein by reference. 285 <1> ;; 286 <1> ;; ----------------------------------------------------------------------- 287 <1> 288 <1> ;; 289 <1> ;; bios.inc 290 <1> ;; 291 <1> ;; Header file for the BIOS data structures etc. 292 <1> ;; 293 <1> 294 <1> %ifndef _BIOS_INC 295 <1> %define _BIOS_INC 296 <1> 297 <1> absolute 4*1Eh ; In the interrupt table 298 <1> fdctab equ $ 299 00000078 <res 00000002> <1> fdctab1 resw 1 300 0000007A <res 00000002> <1> fdctab2 resw 1 301 <1> absolute 0400h 302 00000400 <res 00000008> <1> serial_base resw 4 ; Base addresses for 4 serial ports 303 <1> absolute 0413h 304 00000413 <res 00000002> <1> BIOS_fbm resw 1 ; Free Base Memory (kilobytes) 305 <1> absolute 0462h 306 00000462 <res 00000001> <1> BIOS_page resb 1 ; Current video page 307 <1> absolute 046Ch 308 0000046C <res 00000002> <1> BIOS_timer resw 1 ; Timer ticks 309 <1> absolute 0472h 310 00000472 <res 00000002> <1> BIOS_magic resw 1 ; BIOS reset magic 311 <1> absolute 0484h 312 00000484 <res 00000001> <1> BIOS_vidrows resb 1 ; Number of screen rows 313 <1> 314 <1> %endif ; _BIOS_INC 315 %include "tracers.inc" 316 <1> ;; $Id: tracers.inc,v 1.1 2002/04/26 05:56:25 hpa Exp $ 317 <1> ;; ----------------------------------------------------------------------- 318 <1> ;; 319 <1> ;; Copyright 1994-2002 H. Peter Anvin - All Rights Reserved 320 <1> ;; 321 <1> ;; This program is free software; you can redistribute it and/or modify 322 <1> ;; it under the terms of the GNU General Public License as published by 323 <1> ;; the Free Software Foundation, Inc., 53 Temple Place Ste 330, 324 <1> ;; Bostom MA 02111-1307, USA; either version 2 of the License, or 325 <1> ;; (at your option) any later version; incorporated herein by reference. 326 <1> ;; 327 <1> ;; ----------------------------------------------------------------------- 328 <1> 329 <1> ;; 330 <1> ;; tracers.inc 331 <1> ;; 332 <1> ;; Debugging tracers 333 <1> ;; 334 <1> 335 <1> %ifndef _TRACERS_INC 336 <1> %define _TRACERS_INC 337 <1> 338 <1> ; Note: The Makefile builds one version with DEBUG_MESSAGES automatically. 339 <1> ; %define DEBUG_TRACERS ; Uncomment to get debugging tracers 340 <1> ; %define DEBUG_MESSAGES ; Uncomment to get debugging messages 341 <1> 342 <1> %ifdef DEBUG_TRACERS 343 <1> 344 <1> %macro TRACER 1 345 <1> call debug_tracer 346 <1> db %1 347 <1> %endmacro 348 <1> 349 <1> %else ; DEBUG_TRACERS 350 <1> 351 <1> %macro TRACER 1 352 <1> %endmacro 353 <1> 354 <1> %endif ; DEBUG_TRACERS 355 <1> 356 <1> %endif ; _TRACERS_INC 357 358 ; 359 ; Some semi-configurable constants... change on your own risk. 360 ; 361 my_id equ syslinux_id 362 FILENAME_MAX_LG2 equ 4 ; log2(Max filename size Including final null) 363 FILENAME_MAX equ 11 ; Max mangled filename size 364 NULLFILE equ ' ' ; First char space == null filename 365 retry_count equ 6 ; How patient are we with the disk? 366 %assign HIGHMEM_SLOP 0 ; Avoid this much memory near the top 367 368 ; 369 ; This is what we need to do when idle 370 ; 371 %macro RESET_IDLE 0 372 ; Nothing 373 %endmacro 374 %macro DO_IDLE 0 375 ; Nothing 376 %endmacro 377 378 ;⌨️ 快捷键说明
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