1\启动ok6410 进入uboot命令行
2\启动JLinkGDBServer -device ARM11
3\arm-none-eabi-gdb u-boot
初始化脚本
# Connect to the J-Link GDBServer target remote localhost:2331 # Set JTAG speed to 30 kHz monitor endian little monitor speed 30 # Reset the target monitor reset monitor sleep 10 # # CPU core initialization # # Set the processor to service mode monitor reg cpsr = 0xd3 # Config MMU # Flush v3/v4 cache monitor cp15 7, 7, 0, 0 = 0x0 monitor cp15 8, 7, 0, 0 = 0x0 # Disable MMU stuff and caches monitor cp15 1, 0, 0, 0 =0x1002 # Peri port setup monitor cp15 15, 2, 0, 4 = 0x70000013 # Disable watchdog monitor MemU32 0x7e004000 = 0x00000000 monitor sleep 10 # Disable interrupt monitor MemU32 0x71200014 = 0xffffffff monitor MemU32 0x71300014 = 0xffffffff monitor MemU32 0x7120000C = 0x00000000 monitor MemU32 0x7130000C = 0x00000000 monitor MemU32 0x71200F00 = 0x00000000 monitor MemU32 0x71300F00 = 0x00000000 # Set clock monitor MemU32 0x7e00f900 = 0x000080de monitor MemU32 0x7e00f000 = 0x0000ffff monitor MemU32 0x7e00f004 = 0x0000ffff monitor MemU32 0x7e00f008 = 0x0000ffff monitor MemU32 0x7e00f028 = 0x00300000 monitor MemU32 0x7e00f020 = 0x01043310 monitor MemU32 0x7e00f00C = 0x810a0301 monitor MemU32 0x7e00f010 = 0x810a0301 monitor MemU32 0x7e00f014 = 0x80200102 monitor MemU32 0x7e00f018 = 0x00000000 monitor MemU32 0x7e00f01c = 0x00000007 monitor sleep 1 # UART Init monitor MemU32 0x7f008000 = 0x00220022 monitor memU32 0x7f008020 = 0x00002222 monitor memU32 0x7f005008 = 0x00000000 monitor memU32 0x7f00500c = 0x00000000 monitor memU32 0x7f005000 = 0x00000003 monitor memU32 0x7f005004 = 0x00000e45
monitor memU32 0x7f005028 = 0x00000033 monitor memU32 0x7f00502c = 0x0000dfdd monitor memU32 0x7f005020 = 0x4f4f4f4f monitor memU32 0x7f005020 = 0x4b4b4b4b # Config Mobile DDR SDRAM monitor MemU32 0x7e00f120 = 0x0000000d monitor MemU32 0x7e001004 = 0x00000004 monitor MemU32 0x7e001010 = 0x0000040f monitor MemU32 0x7e001014 = 0x00000006 monitor MemU32 0x7e001018 = 0x00000001 monitor MemU32 0x7e00101c = 0x00000002 monitor MemU32 0x7e001020 = 0x00000006 monitor MemU32 0x7e001024 = 0x0000000a monitor MemU32 0x7e001028 = 0x0000000c monitor MemU32 0x7e00102c = 0x0000010b monitor MemU32 0x7e001030 = 0x0000000c monitor MemU32 0x7e001034 = 0x00000002 monitor MemU32 0x7e001038 = 0x00000002 monitor MemU32 0x7e00103c = 0x00000002 monitor MemU32 0x7e001040 = 0x00000002 monitor MemU32 0x7e001044 = 0x00000010 monitor MemU32 0x7e001048 = 0x00000010 monitor MemU32 0x7e00100C = 0x0001001a monitor MemU32 0x7e00104C = 0x00000b45 monitor MemU32 0x7e001200 = 0x000150f0 monitor MemU32 0x7e001304 = 0x00000000 monitor MemU32 0x7e001008 = 0x000c0000 monitor MemU32 0x7e001008 = 0x00000000 monitor MemU32 0x7e001008 = 0x00040000 monitor MemU32 0x7e001008 = 0x00040000 monitor MemU32 0x7e001008 = 0x000a0000 monitor MemU32 0x7e001008 = 0x00080032 monitor MemU32 0x7e001004 = 0x00000000 # Setup GDB for faster downloads #set remote memory-write-packet-size 1024 set remote memory-write-packet-size 4096 set remote memory-write-packet-size fixed
然后下面单行输入
monitor speed 6000
b start_armboot
load
continue
上电之后第一次可能无法进入断点,然后退出arm-none-eabi-gdb,重新进入arm-none-eabi-gdb 重新初始化