История изменений

(gdb) target remote localhost:3333
Remote debugging using localhost:3333
0x00000000 in ?? ()
(gdb) monitor reset halt
JTAG tap: lpc1788.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part: 0xba00, ver: 0x4)
Only resetting the Cortex-M3 core, use a reset-init event handler to reset any peripherals
target state: halted
target halted due to debug-request, current mode: Thread 
xPSR: 0x01000000 pc: 0x000000f8 msp: 0x10004860
(gdb) load
Loading section .stack, size 0x300 lma 0x10000000
Start address 0x0, load size 768
Transfer rate: 6144 bits in <1 sec, 768 bytes/write.
(gdb) break main
Function "main" not defined.
Make breakpoint pending on future shared library load? (y or [n])

$ arm-none-eabi-objdump -h ./test1.elf 

./test1.elf:     file format elf32-littlearm

Sections:
Idx Name          Size      VMA       LMA       File off  Algn
  0 .stack        00000300  10000000  10000000  00008000  2**3
                  CONTENTS, ALLOC, LOAD, DATA
  1 .ARM.attributes 00000025  00000000  00000000  00008300  2**0
                  CONTENTS, READONLY
  2 .heap         00001000  00000000  00000000  00008328  2**3
                  CONTENTS
  3 .comment      0000002a  00000000  00000000  00009328  2**0
                  CONTENTS, READONLY
  4 .debug_aranges 00000048  00000000  00000000  00009358  2**3
                  CONTENTS, READONLY, DEBUGGING
  5 .debug_pubnames 0000001b  00000000  00000000  000093a0  2**0
                  CONTENTS, READONLY, DEBUGGING
  6 .debug_info   000000cb  00000000  00000000  000093bb  2**0
                  CONTENTS, READONLY, DEBUGGING
  7 .debug_abbrev 0000005d  00000000  00000000  00009486  2**0
                  CONTENTS, READONLY, DEBUGGING
  8 .debug_line   000000ae  00000000  00000000  000094e3  2**0
                  CONTENTS, READONLY, DEBUGGING
  9 .debug_frame  0000002c  00000000  00000000  00009594  2**2
                  CONTENTS, READONLY, DEBUGGING
 10 .debug_str    00000044  00000000  00000000  000095c0  2**0
                  CONTENTS, READONLY, DEBUGGING
 11 .debug_loc    00000038  00000000  00000000  00009604  2**0
                  CONTENTS, READONLY, DEBUGGING
 12 .debug_macinfo 000021b8  00000000  00000000  0000963c  2**0
                  CONTENTS, READONLY, DEBUGGING
 13 .debug_ranges 00000030  00000000  00000000  0000b7f8  2**3
                  CONTENTS, READONLY, DEBUGGING

(gdb) target remote localhost:3333
Remote debugging using localhost:3333
0x00000000 in ?? ()
(gdb) monitor reset halt
JTAG tap: lpc1788.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part: 0xba00, ver: 0x4)
Only resetting the Cortex-M3 core, use a reset-init event handler to reset any peripherals
target state: halted
target halted due to debug-request, current mode: Thread 
xPSR: 0x01000000 pc: 0x000000f8 msp: 0x10004860
(gdb) load
Loading section .stack, size 0x300 lma 0x10000000
Start address 0x0, load size 768
Transfer rate: 6144 bits in <1 sec, 768 bytes/write.
(gdb) break main
Function "main" not defined.
Make breakpoint pending on future shared library load? (y or [n])