boot2.map

某个ARM9板子的实际bootloader 对裁剪

There are 20 section headers, starting at offset 0x406d4:

Section Headers:
  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
  [ 1] .debug_aranges    PROGBITS        00000000 01a6a0 000eb0 00      0   0  8
  [ 2] .debug_pubnames   PROGBITS        00000000 01b550 001993 00      0   0  1
  [ 3] .debug_info       PROGBITS        00000000 01cee3 012c09 00      0   0  1
  [ 4] .debug_abbrev     PROGBITS        00000000 02faec 0048f0 00      0   0  1
  [ 5] .debug_line       PROGBITS        00000000 0343dc 0049f2 00      0   0  1
  [ 6] .debug_frame      PROGBITS        00000000 038dd0 001f78 00      0   0  4
  [ 7] .debug_str        PROGBITS        00000000 03ad48 00449f 01  MS  0   0  1
  [ 8] .rom_vectors      PROGBITS        03e00000 008000 000040 00  AX  0   0  1
  [ 9] .text             PROGBITS        03e00040 008040 00f1cc 00  AX  0   0 32
  [10] .rodata           PROGBITS        03e0f20c 01720c 00322c 00   A  0   0  4
  [11] .data             PROGBITS        03e12438 01a438 000258 00  WA  0   0  4
  [12] .got              PROGBITS        03e12690 01a690 000004 00  WA  0   0  4
  [13] .got.plt          PROGBITS        03e12694 01a694 00000c 04  WA  0   0  4
  [14] .bss              NOBITS          03e126a0 01a6a0 04f8bc 00  WA  0   0 16384
  [15] .debug_ranges     PROGBITS        00000000 03f1e7 0010c8 00      0   0  1
  [16] .comment          PROGBITS        00000000 0402af 000360 00      0   0  1
  [17] .shstrtab         STRTAB          00000000 04060f 0000c3 00      0   0  1
  [18] .symtab           SYMTAB          00000000 0409f4 003d20 10     19 686  4
  [19] .strtab           STRTAB          00000000 044714 0018d9 00      0   0  1
Key to Flags:
  W (write), A (alloc), X (execute), M (merge), S (strings)
  I (info), L (link order), G (group), x (unknown)
  O (extra OS processing required) o (OS specific), p (processor specific)

Symbol table '.symtab' contains 978 entries:
   Num:    Value  Size Type    Bind   Vis      Ndx Name
     0: 00000000     0 NOTYPE  LOCAL  DEFAULT  UND 
     1: 00000000     0 SECTION LOCAL  DEFAULT    1 
     2: 00000000     0 SECTION LOCAL  DEFAULT    2 
     3: 00000000     0 SECTION LOCAL  DEFAULT    3 
     4: 00000000     0 SECTION LOCAL  DEFAULT    4 
     5: 00000000     0 SECTION LOCAL  DEFAULT    5 
     6: 00000000     0 SECTION LOCAL  DEFAULT    6 
     7: 00000000     0 SECTION LOCAL  DEFAULT    7 
     8: 03e00000     0 SECTION LOCAL  DEFAULT    8 
     9: 03e00040     0 SECTION LOCAL  DEFAULT    9 
    10: 03e0f20c     0 SECTION LOCAL  DEFAULT   10 
    11: 03e12438     0 SECTION LOCAL  DEFAULT   11 
    12: 03e12690     0 SECTION LOCAL  DEFAULT   12 
    13: 03e12694     0 SECTION LOCAL  DEFAULT   13 
    14: 03e126a0     0 SECTION LOCAL  DEFAULT   14 
    15: 00000000     0 SECTION LOCAL  DEFAULT   15 
    16: 00000000     0 SECTION LOCAL  DEFAULT   16 
    17: 00000000     0 SECTION LOCAL  DEFAULT   17 
    18: 00000000     0 SECTION LOCAL  DEFAULT   18 
    19: 00000000     0 SECTION LOCAL  DEFAULT   19 
    20: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_start.S
    21: 00000000     0 FILE    LOCAL  DEFAULT  ABS start.S
    22: 03e00040     0 NOTYPE  LOCAL  DEFAULT    9 NFLASH_TYPE
    23: 03e00040     0 OBJECT  LOCAL  DEFAULT    9 $d
    24: 03e00044     0 NOTYPE  LOCAL  DEFAULT    9 page_1
    25: 03e00048     0 NOTYPE  LOCAL  DEFAULT    9 page_4
    26: 03e0004c     0 NOTYPE  LOCAL  DEFAULT    9 reg_glo
    27: 03e00050     0 FUNC    LOCAL  DEFAULT    9 $a
    28: 03e00000     0 FUNC    LOCAL  DEFAULT    8 $a
    29: 03e00024     0 NOTYPE  LOCAL  DEFAULT    8 .undefined_instruction
    30: 03e00028     0 NOTYPE  LOCAL  DEFAULT    8 .software_interrupt
    31: 03e0002c     0 NOTYPE  LOCAL  DEFAULT    8 .abort_prefetch
    32: 03e00030     0 NOTYPE  LOCAL  DEFAULT    8 .abort_data
    33: 03e00038     0 NOTYPE  LOCAL  DEFAULT    8 .IRQ
    34: 03e0003c     0 NOTYPE  LOCAL  DEFAULT    8 .FIQ
    35: 03e00020     0 NOTYPE  LOCAL  DEFAULT    8 .reset_vector
    36: 03e00020     0 OBJECT  LOCAL  DEFAULT    8 $d
    37: 03e00064     0 NOTYPE  LOCAL  DEFAULT    9 warm_reset
    38: 03e001e4     0 NOTYPE  LOCAL  DEFAULT    9 .__rom_data_start
    39: 03e001e8     0 NOTYPE  LOCAL  DEFAULT    9 .__ram_data_start
    40: 03e001ec     0 NOTYPE  LOCAL  DEFAULT    9 .__ram_data_end
    41: 03e001d0     0 NOTYPE  LOCAL  DEFAULT    9 .__startup_stack
    42: 03e001d4     0 NOTYPE  LOCAL  DEFAULT    9 .__exception_stack
    43: 03e001d8     0 NOTYPE  LOCAL  DEFAULT    9 .__bss_start
    44: 03e001dc     0 NOTYPE  LOCAL  DEFAULT    9 .__bss_end
    45: 03e00158     0 NOTYPE  LOCAL  DEFAULT    9 _here
    46: 03e001d0     0 OBJECT  LOCAL  DEFAULT    9 $d
    47: 03e29400     0 NOTYPE  LOCAL  DEFAULT   14 __startup_stack
    48: 03e28400     0 NOTYPE  LOCAL  DEFAULT   14 __exception_stack
    49: 03e001e0     0 NOTYPE  LOCAL  DEFAULT    9 ._end
    50: 03e001f0     0 NOTYPE  LOCAL  DEFAULT    9 .__exception_handlers
    51: 03e18000     0 OBJECT  LOCAL  DEFAULT   14 $d
    52: 03e28000     0 NOTYPE  LOCAL  DEFAULT   14 __exception_stack_base
    53: 03e28400     0 NOTYPE  LOCAL  DEFAULT   14 __startup_stack_base
    54: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_main.c
    55: 03e12438     0 OBJECT  LOCAL  DEFAULT   11 $d
    56: 03e0f20c     0 OBJECT  LOCAL  DEFAULT   10 $d
    57: 03e00200     0 FUNC    LOCAL  DEFAULT    9 $a
    58: 03e0027c     0 OBJECT  LOCAL  DEFAULT    9 $d
    59: 03e0028c     0 FUNC    LOCAL  DEFAULT    9 $a
    60: 03e002c8     0 OBJECT  LOCAL  DEFAULT    9 $d
    61: 03e002e8     0 FUNC    LOCAL  DEFAULT    9 $a
    62: 03e002ec     0 FUNC    LOCAL  DEFAULT    9 $a
    63: 03e003bc     0 OBJECT  LOCAL  DEFAULT    9 $d
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    65: 03e00478     0 OBJECT  LOCAL  DEFAULT    9 $d
    66: 03e00480     0 FUNC    LOCAL  DEFAULT    9 $a
    67: 03e00484     0 FUNC    LOCAL  DEFAULT    9 $a
    68: 03e00674     0 OBJECT  LOCAL  DEFAULT    9 $d
    69: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_fis.c
    70: 03e00684     0 FUNC    LOCAL  DEFAULT    9 $a
    71: 03e006a4     0 FUNC    LOCAL  DEFAULT    9 $a
    72: 03e00710     0 OBJECT  LOCAL  DEFAULT    9 $d
    73: 03e00714     0 FUNC    LOCAL  DEFAULT    9 $a
    74: 03e00904     0 OBJECT  LOCAL  DEFAULT    9 $d
    75: 03e00914     0 FUNC    LOCAL  DEFAULT    9 $a
    76: 03e009d0     0 OBJECT  LOCAL  DEFAULT    9 $d
    77: 03e009e0     0 FUNC    LOCAL  DEFAULT    9 $a
    78: 03e00a98     0 OBJECT  LOCAL  DEFAULT    9 $d
    79: 03e00ab4   640 FUNC    LOCAL  DEFAULT    9 fis_create_default
    80: 03e00ab4     0 FUNC    LOCAL  DEFAULT    9 $a
    81: 03e00d18     0 OBJECT  LOCAL  DEFAULT    9 $d
    82: 03e00d34     0 FUNC    LOCAL  DEFAULT    9 $a
    83: 03e00e40     0 OBJECT  LOCAL  DEFAULT    9 $d
    84: 03e00e58     0 FUNC    LOCAL  DEFAULT    9 $a
    85: 03e00f18     0 OBJECT  LOCAL  DEFAULT    9 $d
    86: 03e00f2c     0 FUNC    LOCAL  DEFAULT    9 $a
    87: 03e010ec     0 OBJECT  LOCAL  DEFAULT    9 $d
    88: 03e0110c     0 FUNC    LOCAL  DEFAULT    9 $a
    89: 03e01120     0 OBJECT  LOCAL  DEFAULT    9 $d
    90: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_vctl.c
    91: 03e1243c    12 OBJECT  LOCAL  DEFAULT   11 vctl_default_mac_addr
    92: 03e01124     0 FUNC    LOCAL  DEFAULT    9 $a
    93: 03e01228     0 OBJECT  LOCAL  DEFAULT    9 $d
    94: 03e2c004     4 OBJECT  LOCAL  DEFAULT   14 vctl_datap
    95: 03e0f7e0    20 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.0
    96: 03e01234     0 FUNC    LOCAL  DEFAULT    9 $a
    97: 03e01508     0 OBJECT  LOCAL  DEFAULT    9 $d
    98: 03e0152c     0 FUNC    LOCAL  DEFAULT    9 $a
    99: 03e016d8     0 OBJECT  LOCAL  DEFAULT    9 $d
   100: 03e016e8     0 FUNC    LOCAL  DEFAULT    9 $a
   101: 03e017a8     0 FUNC    LOCAL  DEFAULT    9 $a
   102: 03e01810     0 OBJECT  LOCAL  DEFAULT    9 $d
   103: 03e01818     0 FUNC    LOCAL  DEFAULT    9 $a
   104: 03e018ac     0 FUNC    LOCAL  DEFAULT    9 $a
   105: 03e0194c     0 OBJECT  LOCAL  DEFAULT    9 $d
   106: 03e01958     0 FUNC    LOCAL  DEFAULT    9 $a
   107: 03e01afc     0 OBJECT  LOCAL  DEFAULT    9 $d
   108: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_cfg.c
   109: 03e12448    12 OBJECT  LOCAL  DEFAULT   11 my_mac_addr
   110: 03e12454     6 OBJECT  LOCAL  DEFAULT   11 null_mac_addr
   111: 03e0f7f4     0 OBJECT  LOCAL  DEFAULT   10 $d
   112: 03e01b04     0 FUNC    LOCAL  DEFAULT    9 $a
   113: 03e01bcc     0 OBJECT  LOCAL  DEFAULT    9 $d
   114: 03e2c008     4 OBJECT  LOCAL  DEFAULT   14 my_ip_addr
   115: 03e2c00c     4 OBJECT  LOCAL  DEFAULT   14 my_ip_netmask
   116: 03e2c010     4 OBJECT  LOCAL  DEFAULT   14 my_ip_gateway
   117: 03e01be8     0 FUNC    LOCAL  DEFAULT    9 $a
   118: 03e01bf4     0 OBJECT  LOCAL  DEFAULT    9 $d
   119: 03e01bf8     0 FUNC    LOCAL  DEFAULT    9 $a
   120: 03e01c14     0 OBJECT  LOCAL  DEFAULT    9 $d
   121: 03e01c20     0 FUNC    LOCAL  DEFAULT    9 $a
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   123: 03e01c44     0 FUNC    LOCAL  DEFAULT    9 $a
   124: 03e01ca4     0 OBJECT  LOCAL  DEFAULT    9 $d
   125: 03e01cac     0 FUNC    LOCAL  DEFAULT    9 $a
   126: 03e01cb8     0 OBJECT  LOCAL  DEFAULT    9 $d
   127: 03e01cbc     0 FUNC    LOCAL  DEFAULT    9 $a
   128: 03e01ce4     0 OBJECT  LOCAL  DEFAULT    9 $d
   129: 03e01cec     0 FUNC    LOCAL  DEFAULT    9 $a
   130: 03e01cf8     0 OBJECT  LOCAL  DEFAULT    9 $d
   131: 03e01cfc     0 FUNC    LOCAL  DEFAULT    9 $a
   132: 03e01d24     0 OBJECT  LOCAL  DEFAULT    9 $d
   133: 03e01d2c     0 FUNC    LOCAL  DEFAULT    9 $a
   134: 03e01d38     0 OBJECT  LOCAL  DEFAULT    9 $d
   135: 03e01d3c     0 FUNC    LOCAL  DEFAULT    9 $a
   136: 03e01d64     0 OBJECT  LOCAL  DEFAULT    9 $d
   137: 03e01d6c     0 FUNC    LOCAL  DEFAULT    9 $a
   138: 03e01dbc     0 OBJECT  LOCAL  DEFAULT    9 $d
   139: 03e01dc4     0 FUNC    LOCAL  DEFAULT    9 $a
   140: 03e01e30     0 OBJECT  LOCAL  DEFAULT    9 $d
   141: 03e01e3c     0 FUNC    LOCAL  DEFAULT    9 $a
   142: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_string.c
   143: 03e1245c     0 OBJECT  LOCAL  DEFAULT   11 $d
   144: 03e01e4c     0 FUNC    LOCAL  DEFAULT    9 $a
   145: 03e01e70     0 FUNC    LOCAL  DEFAULT    9 $a
   146: 03e01ea4     0 FUNC    LOCAL  DEFAULT    9 $a
   147: 03e01f0c     0 FUNC    LOCAL  DEFAULT    9 $a
   148: 03e01f30     0 FUNC    LOCAL  DEFAULT    9 $a
   149: 03e01f58     0 FUNC    LOCAL  DEFAULT    9 $a
   150: 03e01fb8     0 FUNC    LOCAL  DEFAULT    9 $a
   151: 03e02058     0 FUNC    LOCAL  DEFAULT    9 $a
   152: 03e0209c     0 FUNC    LOCAL  DEFAULT    9 $a
   153: 03e020b4     0 FUNC    LOCAL  DEFAULT    9 $a
   154: 03e02114     0 FUNC    LOCAL  DEFAULT    9 $a
   155: 03e02148     0 FUNC    LOCAL  DEFAULT    9 $a
   156: 03e02224     0 FUNC    LOCAL  DEFAULT    9 $a
   157: 03e022bc     0 FUNC    LOCAL  DEFAULT    9 $a
   158: 03e022ec     0 OBJECT  LOCAL  DEFAULT    9 $d
   159: 03e022f0     0 FUNC    LOCAL  DEFAULT    9 $a
   160: 03e02384     0 OBJECT  LOCAL  DEFAULT    9 $d
   161: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_malloc.c
   162: 03e0f938    16 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.4
   163: 03e02388     0 FUNC    LOCAL  DEFAULT    9 $a
   164: 03e02404     0 OBJECT  LOCAL  DEFAULT    9 $d
   165: 03e0f9ec    24 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.2
   166: 03e0241c   204 FUNC    LOCAL  DEFAULT    9 sys_mem_garbage_collect
   167: 03e0241c     0 FUNC    LOCAL  DEFAULT    9 $a
   168: 03e024d0     0 OBJECT  LOCAL  DEFAULT    9 $d
   169: 03e0fa04    11 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.3
   170: 03e024e8     0 FUNC    LOCAL  DEFAULT    9 $a
   171: 03e025bc     0 OBJECT  LOCAL  DEFAULT    9 $d
   172: 03e0fa10     9 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.1
   173: 03e025d4     0 FUNC    LOCAL  DEFAULT    9 $a
   174: 03e02640     0 OBJECT  LOCAL  DEFAULT    9 $d
   175: 03e0fa1c    17 OBJECT  LOCAL  DEFAULT   10 __FUNCTION__.0
   176: 03e02654     0 FUNC    LOCAL  DEFAULT    9 $a
   177: 03e026e0     0 OBJECT  LOCAL  DEFAULT    9 $d
   178: 00000000     0 FILE    LOCAL  DEFAULT  ABS sys_printf.c
   179: 03e12460     4 OBJECT  LOCAL  DEFAULT   11 sprint_bufp
   180: 03e12460     0 OBJECT  LOCAL  DEFAULT   11 $d
   181: 03e02700    68 FUNC    LOCAL  DEFAULT    9 printf_putc
   182: 03e02700     0 FUNC    LOCAL  DEFAULT    9 $a
   183: 03e02740     0 OBJECT  LOCAL  DEFAULT    9 $d
   184: 03e02744    72 FUNC    LOCAL  DEFAULT    9 sys_check_string
   185: 03e02744     0 FUNC    LOCAL  DEFAULT    9 $a
   186: 03e0278c   204 FUNC    LOCAL  DEFAULT    9 _cvt
   187: 03e0278c     0 FUNC    LOCAL  DEFAULT    9 $a
   188: 03e02858     0 FUNC    LOCAL  DEFAULT    9 $a
   189: 03e02958     0 OBJECT  LOCAL  DEFAULT    9 $d
   190: 03e02a34     0 FUNC    LOCAL  DEFAULT    9 $a
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   199: 03e03124     0 FUNC    LOCAL  DEFAULT    9 $a
   200: 03e03180     0 OBJECT  LOCAL  DEFAULT    9 $d
   201: 00000000     0 FILE    LOCAL  DEFAULT  ABS hal_sl2312.c
   202: 03e12464     0 OBJECT  LOCAL  DEFAULT   11 $d
   203: 03e12488    36 OBJECT  LOCAL  DEFAULT   11 gpio
   204: 03e03184     0 FUNC    LOCAL  DEFAULT    9 $a
   205: 03e031c8     0 OBJECT  LOCAL  DEFAULT    9 $d
   206: 03e031cc     0 FUNC    LOCAL  DEFAULT    9 $a
   207: 03e031f0     0 FUNC    LOCAL  DEFAULT    9 $a
   208: 03e2c034     4 OBJECT  LOCAL  DEFAULT   14 ahb_clock
   209: 03e03210     0 FUNC    LOCAL  DEFAULT    9 $a
   210: 03e0321c     0 OBJECT  LOCAL  DEFAULT    9 $d
   211: 03e2c038     4 OBJECT  LOCAL  DEFAULT   14 cpu_rate
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   213: 03e0327c     0 FUNC    LOCAL  DEFAULT    9 $a
   214: 03e03294   100 FUNC    LOCAL  DEFAULT    9 hal_delay_us_hw
   215: 03e03294     0 FUNC    LOCAL  DEFAULT    9 $a
   216: 03e032ec     0 OBJECT  LOCAL  DEFAULT    9 $d
   217: 03e2c03c     4 OBJECT  LOCAL  DEFAULT   14 sys_clk_period
   218: 03e032f8     0 FUNC    LOCAL  DEFAULT    9 $a
   219: 03e0334c     0 OBJECT  LOCAL  DEFAULT    9 $d
   220: 03e03350     0 FUNC    LOCAL  DEFAULT    9 $a
   221: 03e03398     0 OBJECT  LOCAL  DEFAULT    9 $d