hardfault问题怎么定位

HardFault!

...... R0  = 0x00020016

...... R1  = 0x00000055

...... R2  = 0x00000007

...... R3  = 0x129FF244

...... R12 = 0x00000000

...... LR  = 0x080E8565

...... PC  = 0x080E8732

...... xPSR= 0x21000000

使用以下命令

arm-none-eabi-addr2line -e build/bootload/bootload.elf -f 0x080E8732 0x080E8565