[GTA01 Qi] doku fuckup and SD-Boot problems
xiangfu at openmoko.org
Sat Jan 3 05:59:20 CET 2009
Tilman Baumann wrote:
> I have just flashed Qi and have two questions.
> First, http://wiki.openmoko.org/wiki/Qi clearly states that the boot
> menu via power+aux will still work.
> I was sceptical about how that should work since gta01 has no NOR flash.
> But I trusted the source. Needless to say that there is no boot menu!
> Am I right in assuming that the wiki is just BS in this regard?
> If that is so, I like to change the text to warn others.
> And, how can I get my device in DFU-Mode now? Am I right in assuming
> that Qi has none?
> Does this mean that when I trash my rootfs I have no way to re-flash?
> How would I write a new bootloader (or whatever) to NAND via a running
the WIKI means the GTA02 NOR flash still work,
so in GTA01, if you flash the Qi, you will lose
the "Boot Menu" and DFU-Mode.
you must have debug board to flash the u-boot back.
i have no idea about write new bootloader via running system.
> And secondly. I did flash Qi because booting from SD with U-Boot as
> described in the Wiki did not work for me.
> Somehow u-boot was not able to read the SD (8gb SDHC).
> (Sorry, I have no exact error message because I stopped debugging when
> the USB console trashed my hosts USB subsystem)
> I thought maybe Qi does it right.
> I have a SD with one ext2 formated partition containing the rootfs and
> /boot/append-GTA01 and /boot/uImage-GTA01.bin
> But it still always boots from NAND.
> I tried /boot/append-GTA01 with rootfstype=ext2 root=/dev/mmcblk0p1 but
> this did not work either.
you can try delete the /boot/append-GTA01, and try again.
hope this can help
> Any ideas?
> PS: Remember GTA01! Some people seem to forget them. ;-)
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