[U-Boot] U-Boot 2012.10 PXA270 - saveenv / Kernel issue

[Andreas Puls <appu@gmx.net>]

Dear Marek,

> Betreff: Re: [U-Boot] U-Boot 2012.10 PXA270 - saveenv / Kernel issue

> Dear Andreas Puls,
> 
> you have much better chance of getting a proper reply if you Cc 
> custodian/maintainer (see MAINTAINERS) file.
Im sorry, will do it next time. Thnaks you for the hint.

> > [...]
> > 1.  unprotect and erase the hole flash.
> > 2.  copy the latest u-boot.bin to flash
> > 2.1 usb start
> > 2.2 fatload usb 0:1 0xa0000000 u-boot.bin
> > 2.3 protect off 0x0 0x3ffff
> 
> You mean protect off 0 0x40000 ? (0x3ffff makes no sense)
When i try to use the 0x40000 address i got the following message:
Error: end address not on sector boundary

and flinfo shows all sectors are RO

> > 2.4 erase 0x0 0x3ffff
> > 2.5 cp.b 0xa0000000 0x0 $filesize
> > 3   reset to look the u-boot is installed
> > 3.1 see that CRC is bad (normal behavier couse no defaults are written)
> > 3.2 savenv and powercyle
> > 4.  all fine
> > 5.  copy kernel image to flash
> > 5.1 usb start
> > 5.2 fatload usb 0:1 0xa0000000 uimage-2.6.35.9-toradex-pxa270v22b
> > 5.3 protect off 0xc0000 0x47ffff
> > 5.4 erase 0xc0000 0x47ffff
> > 5.5 cp.b 0xa0000000 0xc0000 $filesize
> > 6.  check the uImage
> > 6.1 iminfo 0xC00000 - OK
> > 7.  hard reset (power cycle)
> > 
> > Now comes the part that i dosen't understand
> > The U-Boot loader sayes again that the CRC is bad and using default
> values.
> 
> Did you not overwrite the env? The env is at 0x40000 in the flash.
Yep i did. That was the problme which Vasily and Rommel are pointed out.

> 163 #define CONFIG_SYS_MONITOR_BASE         0x0
> 164 #define CONFIG_SYS_MONITOR_LEN          0x80000
> 165 
> 166 #define CONFIG_ENV_ADDR                 \
> 167                         (CONFIG_SYS_MONITOR_BASE +
> CONFIG_SYS_MONITOR_LEN)
> 168 #define CONFIG_ENV_SIZE                 0x40000
> 169 #define CONFIG_ENV_SECT_SIZE            0x40000
> 170 #define CONFIG_ENV_ADDR_REDUND          (CONFIG_ENV_ADDR + 
> CONFIG_ENV_SECT_SIZE)
> 171 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
> 
> 
> Best regards,
> Marek Vasut

Kind regards
  Andreas