Flashing PXA27M bootloader

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Necessary software

Using OpenOCD

  1. Start the first terminal and write
    • bash$> openocd -f vpac270.cfg
      • Error: unable to open ftdi device: 18
        • OpenOCD needs usbfs
        • bash$> mount -t usbfs none /proc/bus/usb
      • Error: unable to open ftdi device: 2
        • You need root privileges
        • log in as root or
        • bash$> sudo openocd -f vpac270.cfg
  2. Start second terminal, use telnet to connect to OpenOCD daemon.
    • bash$> telnet localhost 4444
    • reset halt
    • load_image /tftpboot/u-boot_noboot.bin 0x5c010000
    • resume 0x5c010000
  3. Start third terminal
    • minicom gw6uboot
    • set ipaddr 10.0.0.22;set serverip 10.0.0.16;erase 1:0-2;tftp x-load.bin;cp.b a1000000 0 400;tftp u-boot.bin;cp.b a1000000 800 $(filesize);reset


Reference material