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From: Lei YU <mine260309@gmail.com>
Date: Fri, 9 Nov 2018 11:51:56 +0800
Message-ID: <CAARXrtkZ8AsP7JBJ_caRfuo9bZNXT5cEbYJy8Xz_8bneP3HUzw@mail.gmail.com>
Subject: Re: Flashing Image using 'pflash' Tool
To: AKASH G J <akashgj91@gmail.com>
Cc: OpenBMC Maillist <openbmc@lists.ozlabs.org>
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On Thu, Nov 8, 2018 at 6:05 PM AKASH G J <akashgj91@gmail.com> wrote:
>
> I tried to flash kernel image fitImage.bin to the flash memory address 0x20100000 using the following command.
>
> root@zaius:/var# pflash -a 0x20100000 -f -p fitImage.bin
>
> It exited with following error.
>
> About to program "fitImage.bin" at 0x20100000..0x20371e20 !
> Programming & Verifying...
> [                                                  ] 0%Flash write error 3 for chunk at 0x20100000
>
> Please someone help to resolve the problem.

1. pflash defaults to operate on the PNOR chip. If you want to flash the BMC
   chip, you need "-b" argument.
2.To program a flash area, you need to erase before writing, so you need "-e"
   argument.

Putting together, you command should look like:
pflash -b -e -a 0x20100000 -f -p fitImage.bin