Re: URGENT! bootloader help needed

From: Ken Causey <nikos_at_handhelds.org>
Date: Wed, 23 May 2001 17:31:38 -0500

run:

peek flash 0
        desired result: EA00008E

and

peek flash 0x20
        desired result: 6464C7462

If those match, just reset the ipaq and protect when you get back into
the bootloader.

If they don't match:

set override 1
eflash 0
        if this last command fails, do:
        set noerase 1

Then:

load bootldr

and try the xmodem transfer of the bootloader again and start back at
the beginning.

Ken Causey (nikos)

At 03:20 PM 5/23/01 -0700, Travis Newhouse wrote:
>Hello,
>
>I am having difficulty with loading the bootloader onto the iPaq.
>
>I ran osloader-1.3.0 and clicked "File->Tools->Run->Bootldr". It
>blanked the iPaq. I connected with HyperTerminal. I typed "load
>bootldr", and started an Xmodem download of the file.
>
>I got the "verifying...done" message. But, I am unable to protect the
>flash. I typed "pflash 0 0xffff 1", but when subsequently typing
>"qflash 2" I got "value = 00000000" instead of "value = 00010001".
>
>I tried twice more to execute the pflash command with no change in the
>value reported by qflash.
>
>My iPaq is powered up and waiting....
>
>Please advise!
>
>Thank you very much,
>travis
>
>
>ps - below is a transcript of my commands:
>
>boot> load bootldr
>loading flash region bootldr
>using xmodem
>ready for xmodem download..
>Download Successful
>00018980 bytes loaded to C0000400
>BSD sum value is: 00000000
>
>programming flash...erasing ...
>Erasing sector 00000000
> len=00018980
>writing flash..
>addr: 00000000 data: EA00008E
>addr: 00010000 data: E1A0C00D
>verifying ... done.
>boot> pflash 0 0xffff 1
> addr=00000000
> len=0000FFFF
> protect=00000001
>Protecting sector 00000000
>boot> qflash 2
>value = 00000000
>boot> pflash 0 0xffff 1
> addr=00000000
> len=0000FFFF
> protect=00000001
>Protecting sector 00000000
>boot> qflash 2
>value = 00000000
>boot> pflash 0 0xffff 1
> addr=00000000
> len=0000FFFF
> protect=00000001
>Protecting sector 00000000
>boot> peek flash 0x0
> addr = 00000000
> value = 009A009A
>boot> peek flash 0x20
> addr = 00000020
> value = 009A009A
>boot>
>
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Received on Wed May 23 2001 - 15:30:25 EDT

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