u-boot report mmc size 0

Jean-Michel Bouffard jean-michel.bouffard at crc.ca
Tue Nov 13 13:56:05 CET 2007


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Just a thought... have you formatted the SD to ext3 before to put the
files? It is necessary.

Jean-Michel


Ortwin Regel wrote:
> Thanks for that, I hope I'll finally be able to boot from SD... Oh noes,
> another u-boot flash, I hope it doesn't send me on another
> unbricking-voyage to Braunschweig... :D
> Just to make sure: This IS for the GTA01v4, right?
> 
> Ortwin
> 
> On Nov 12, 2007 3:00 PM, ukha <ukha at beagles-den.demon.co.uk
> <mailto:ukha at beagles-den.demon.co.uk>> wrote:
> 
>     On Sunday 11 November 2007 19:31, openmoko at rcie.de
>     <mailto:openmoko at rcie.de> wrote:
>     > Hi,
>     >
>     > i'm trying to make Neo boot from SD-card according to
>     >   http://wiki.openmoko.org/wiki/Booting_from_SD
>     >
>     > >From within OpenMoko i can access any SD-card I
>     >
>     > have tried sofar. I can scp data to and from or
>     > mkfs, fdisk.
>     >
>     > Booting from SD-card fails without further screen
>     > output and falls back to booting the internal rootfs +
>     > kernel.
>     >
>     > It looks like u-boot doesn't seem to recognize the
>     > size of the card.
>     >
>     >   GTA01Bv4 # mmcinit
>     >   trying to detect SD Card...
>     >   Manufacturer:       0x03, OEM "SD"
>     >   Product name:       "SU512", revision 8.0
>     >   Serial number:      1346775253
>     >   Manufacturing date: 4/2007
>     >   CRC:                0x4f, b0 = 1
>     >   READ_BL_LEN=14, C_SIZE_MULT=7, C_SIZE=4095
>     >   size = 0
>     >
>     > Shown above is one of the Sundisk 512MB cards, that
>     > came with the Neo. When reading from this SD-card
>     > u-boot crashes
>     >
> 
> 
>     The problem is that your u-boot version doesn't appear to support
>     booting from
>     SD. This feature appears broken for newer versions of u-boot
>     however, I have
>     one here
> 
>       http://buildhost.automated.it/u-boot-good-for-sd-boot-r13_0_2632_0.bin
> 
>     that I've installed on my neo and it boots perfectly from SD
> 
>     HTH
> 
>     Andy / ScaredyCat
> 
> 

- --
Jean-Michel Bouffard
Research Engineer | Ingénieur de recherche
Communications Research | Centre de recherches sur les
 Centre Canada | communications Canada
3701 Carling Ave. | 3701, avenue Carling
PO Box 11490, Station H | CP 11490, succursale H
Ottawa, Ontario | Ottawa (Ontario)
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Tel: (613) 991-5968 | Tél.: (613) 991-5968
Fax: (613) 993-9950 | Téléc.: (613) 993-9950
Email: jean-michel.bouffard at crc.ca | Cour.: jean-michel.bouffard at crc.ca
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Government of Canada | Gouvernement du Canada
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