From f748a3bb493eb8c42dd4fe76d83a3af9185429c8 Mon Sep 17 00:00:00 2001 From: florian Date: Sat, 12 Dec 2009 17:17:00 +0000 Subject: [rdc] add preliminary support for the bifferboard, patch from bifferos git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18766 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/rdc/image/mkimg_bifferboard.py | 40 +++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100755 target/linux/rdc/image/mkimg_bifferboard.py (limited to 'target/linux/rdc/image') diff --git a/target/linux/rdc/image/mkimg_bifferboard.py b/target/linux/rdc/image/mkimg_bifferboard.py new file mode 100755 index 000000000..040c46274 --- /dev/null +++ b/target/linux/rdc/image/mkimg_bifferboard.py @@ -0,0 +1,40 @@ +#!/usr/bin/env python + +""" + Create firmware for 8MB Bifferboards + Firmware does not include the config blocks + Firmware starts just after config +""" + +import struct, sys + +kernel_extent = 0x200000 +config = 0x6000 + +if __name__ == "__main__": + + if len(sys.argv) != 4: + print "usage: mkimg_bifferboard.py <64k JFFS> " + sys.exit(0) + + bzimage = sys.argv[1] + rootfs = sys.argv[2] + target = sys.argv[3] + + # Kernel first + fw = file(bzimage).read() + if len(fw) > (kernel_extent - config): + raise IOError("Kernel too large") + + # Pad up to 0x200000 + while len(fw) < (kernel_extent - config): + fw += "\xff" + + fw += file(rootfs).read() + + # Check length of total + if len(fw) > (0x800000 - 0x10000 - 0x6000): + raise IOError("Rootfs too large") + + file(target,"wb").write(fw) + print "Firmware written to '%s'" % target -- cgit v1.2.3