Re: URGENT! bootloader help needed

From: Jamey Hicks <jamey.hicks_at_compaq.com>
Date: Wed, 23 May 2001 20:49:26 -0400

I thought I changed the instructions yesterday. If you haven't reset it
yet, do not do so without some checking first. If 'peek flash 0' prints
FFFFFFFF, then reload the bootldr, otherwise you're OK and you can reset.

*After* you reset, then do the 'pflash 0 0xFFFF 1'. THe bootldr in osloader
is so old it does not pflash correctly, and I was unable to rebuild a
working osloader from source. It's on the todo list....

If you're nervous, keep it powered up and waiting and join us on IRC
#handhelds.org at irc.openprojects.net tomorrow.

Jamey

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 - 17:50:59 EDT

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