GDB Script file

For Linux Applications

set solib-absolute-prefix /home/dean/rootfs/

set solib-search-path /home/dean/rootfs/lib/

target remote 192.168.38.38:1234

handle SIG32 nostop

For bootloader

Use JTAG (J-link) to debug bootloader ;take a example for u-boot

#

# J-LINK GDB SERVER initialization

#

# This connects to a GDB Server listening

# for commands on localhost at tcp port 2331

target remote 192.168.42.42:2331

# Set JTAG speed to 30 kHz

monitor speed 30

# Set GDBServer to big endian

monitor endian little

# Reset the chip to get to a known state.

monitor reset 1

#monitor WaitHalt 2000

#

# CPU core initialization (to be done by user)

#

# Set the processor mode

monitor reg cpsr = 0xd3

# Set auto JTAG speed

monitor speed auto

# Setup GDB FOR FASTER DOWNLOADS

set remote memory-write-packet-size 1024

set remote memory-write-packet-size fixed

# Load the program executable called "image.elf"

load /home/dean/u-boot-1.2.0/u-boot

#assign PC conter to the start of the program (address 0x01400004) saved in the flash

monitor reg pc = 0x01400004

#add symbol file to this flash start address (0x01400000) ;this context is the useless data

#for identification

add-symbol-file u-boot-1.2.0/u-boot 0x01400000

#set hardware breakpoint

monitor setBP 0x01400058