我正在Eclipse与gccfor合作bare metal ARM。版本控制是SVN，make系统是make。
项目比较大，将一些区域提取到外部库中会很有好处。这些库将被编译，收集在一个.a文件中，主项目将静态链接到它们。
我设法做到了。该库有它自己的makefile，项目makefile调用它。链接没问题。但是，我在尝试设置调试时遇到了麻烦！CPU 内发生“硬故障”，调试器报告：
Open On-Chip Debugger 0.7.0 (2013-05-05-10:44)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.sourceforge.net/doc/doxygen/bugs.html
WARNING!
This file was not tested with real interface, but is assumed to work as this
interface uses the same layout as configs that were verified. Please report your
experience with this file to openocd-devel mailing list, so it could be marked
as working or fixed.
Info : only one transport option; autoselect 'jtag'
adapter speed: 500 kHz
adapter_nsrst_delay: 100
jtag_ntrst_delay: 100
cortex_m3 reset_config sysresetreq
adapter speed: 3000 kHz
Info : clock speed 3000 kHz
Info : JTAG tap: sam4.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part: 0xba00, ver: 0x4)
Info : sam4.cpu: hardware has 6 breakpoints, 4 watchpoints
Info : JTAG tap: sam4.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part: 0xba00, ver: 0x4)
target state: halted
target halted due to debug-request, current mode: Thread
xPSR: 0x01000000 pc: 0x004000d0 msp: 0x2001fffc
force hard breakpoints
Info : accepting 'gdb' connection from 3333
Warn : acknowledgment received, but no packet pending
Error: JTAG-DP STICKY ERROR
Error: MEM_AP_CSW 0x23000052, MEM_AP_TAR 0xfffffffc
Error: JTAG-DP STICKY ERROR
Error: MEM_AP_CSW 0x23000052, MEM_AP_TAR 0xfffffffc
Warn : Block read error address 0xfffffff8
Error: JTAG-DP STICKY ERROR
Error: MEM_AP_CSW 0x23000052, MEM_AP_TAR 0xfffffffc
Error: JTAG-DP STICKY ERROR
Error: MEM_AP_CSW 0x23000052, MEM_AP_TAR 0xfffffffc
Warn : Block read error address 0xfffffff8