we do not know what is enabled and what not! We have to digg deeper into cefdk but this is time intensive and my take some time ... feel free to help Update: 0B B0 AD DE 0F 00 01 A9 this is also used by the MBR file which Intel delivers. Also the mentioned header ...

Do you think it is possible to create a USB boot disk that CEFDk will be able to use? I ask this as see strings refering to USB and boot in your post. My revue hangs on the Logitech startup screen after upgrading and a power fail. There are more like ...

... development experience and access to Osciloscopes etc. I will give it a go and will appreciate any help. I have looked at verious threads on CEFDK and can see why you suggested this approach. If I understand this correctly, then I should try to create a suitable USB boot flash drive. Preferably ...

... ]; then # dump mbr 0x00000000-0x00200000 dd if=$dumpFile of=${outputName}".mbr" count=8192 bs=256 > /dev/null 2>&1 # dump cefdk 0x00200000-0x00a00000 dd if=$dumpFile of=${outputName}".cefdk" count=32768 bs=256 skip=8192 > /dev/null 2>&1 # dump redboot 0x00a00000-0x00c00000 ...

ok, few hours of sleep I found something quite interessting: the following lines are the start of the cefdk version: 06 00 00 00 A1 00 00 00 00 00 01 00 01 00 00 00 86 80 00 00 30 03 10 20 41 3F 00 00 40 00 00 00 40 00 00 00 01 00 00 00 80 05 00 00 80 04 00 00 if you take ...

... booting with button pressed and having a drive in USB2. I am sure someone from logitech would know! I think the key here is to disassemble the CEFDK (Intel's bootloader) or to acquire documents on how the CEFDK operates. There are threads dedicated to both Thanks, Zenofex

... Intel Lincroft SCH Microcode Version 000.064d:00000000:Apr 28 2009 ... from 0x37000 to 0x3b21f (there is much more just a short string overview!) CEFDK - Production Release %s (built Jul 2 2010, 18:12:31) core : %s cs_gen4 : %s MemType : DDR2 MemType : DDR3 MemSpeed : 800 MemSpeed : 1066 MemSpeed ...

This thread should be about the cefdk out of the following archive: 439c26f6af05.mp-signed-ota_update-b39389.zip the link can be found in the wiki. This cefdk is not encrypted as the honeycomb one and you can see strings in the hexeditor. ...

Following your progess. I envy your desoldering toys and debugging tools. Lacking those tools, can't help (yet). I thought cefdk files were encrypted. Did you find they were still encrypted in NAND? The update: 439c26f6af05.mp-signed-ota_update-b39389.zip (a proper link can be found ...

Following your progess. I envy your desoldering toys and debugging tools. Lacking those tools, can't help (yet). I thought cefdk files were encrypted. Did you find they were still encrypted in NAND?