Flashing Image using 'pflash' Tool

[AKASH G J]

Is there any other utility in OpenBMC Linux for writing a file to a
specified address in flash memory?

On Fri, Nov 9, 2018 at 2:26 PM AKASH G J <akashgj91 at gmail.com> wrote:

> I tried the command *pflash -b -e -a 0x20100000 -f -p fitImage.bin*
>
> It is showing the following error.
>
>
>
>
>
> *WARNING: Erase at 0x20100000 for 0x00271e20 isn't erase block
> aligned           About to erase 0x20100000..0x20371e20
> !
> Erasing...
> [                                                  ] 0%mtd_erase: IOCTL to
> kerntFailed to blocklevel_smart_erase(): 3 *
>
> On Fri, Nov 9, 2018 at 9:22 AM Lei YU <mine260309 at gmail.com> wrote:
>
>> On Thu, Nov 8, 2018 at 6:05 PM AKASH G J <akashgj91 at gmail.com> wrote:
>> >
>> > I tried to flash kernel image fitImage.bin to the flash memory address
>> 0x20100000 using the following command.
>> >
>> > root at 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
>>
>
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