[U-Boot-Users] Questions of uImage on sbc8260 board
Richard Danter
richard.danter at ntlworld.com
Wed Dec 8 13:17:44 CET 2004
Sorry all, didn't mean to reply to the whole list.
Rich
Richard Danter wrote:
> duo dong wrote:
>
>>
>> 1. NFS
>> Do I have to use NFS to boot ? My server has problem
>> and I'm using serial port only now. Is there another
>> way to avoid using server? If I can, what steps I
>> should follow?
>
>
> No, you do not _have_ to use NFS, but it is a lot easier than using a
> RAMDISK when your developing apps.
>
>>
>> 2. I'm trying to use ramdisk because the server is off
>> and get errors. The kernel is build with reamdisk and
>> loaded into RAM.
>
>
> How exactly are you loading the kernel/ramdisk image?
>
>>
>> 3. => bootm
>> ## Booting image at 00400000 ...
>> Image Name: Linux Multiboot-Image
>
>
> <snip>
>
>> RAMDISK: Compressed image found at block 0
>> crc error<6>Freeing initrd memory: 1367k freed <<--??
>
>
> I'm not sure what is causing this, was the image corrupted when you
> downloaded? Maybe someone else can help us here..?
>
>> VFS: Cannot open root device "" or 00:00 <<--
>> Please append a correct "root=" boot option
>
>
> Your boot options should have root=/dev/ram0
>
>> Kernel panic: VFS: Unable to mount root fs on 00:00
>> <<--
>> <0>Rebooting in 180 seconds..
>>
>> 4. I did not rebuild the ramdisk image, just use the
>> one from SELF. Do I need rebuild it?
>
>
> I used one of the Denx ramdisks with no problems and didn't need to
> rebuild anything. I didn't build a unified kernel/ramdisk image though,
> I just loaded the kernel and then the example ramdisk unchanged. Try that.
>
> Rich
>
>
>
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