Re: [flashrom] flashrom support for Spansion S25FL128S

[Antonio Ospite]

On Mon, 16 Feb 2015 20:50:39 -0600
 wrote:
> Hi Idwer
>
> I had fixed the compilation issues and could generate the binary.
> I tried to read the bios chip first, but it does not seem to recognize S25FL128S
>
> (1) It lists the chip as supported:
> flashrom# ./flashrom --list-supported | grep S25FL128S
> Spansion      S25FL128S......0                     16384  SPI       
> Spansion      S25FL128S......1                     16384  SPI
>
> (2) However when it is specified with --chip options, it says not supported or unknown.
>
> flashrom# ./flashrom --chip S25FL128S

flashrom# ./flashrom --chip "SS25FL128S......0"

or the other one depending on your actual chip.

The dots are placeholders for variable characters in the chip name for
different chip variants.

And remember to add the -c option also when you perform the other
operations, flashrom still can't discriminate between the
variants on its own.
> flashrom v0.9.8-rc1-r1883 on Linux 3.14.0-rc8 (x86_64)
> flashrom is free software, get the source code at http://www.flashrom.org
>
> Error: Unknown chip 'S25FL128S' specified.
> Run flashrom -L to view the hardware supported in this flashrom version.
>
> (3) Tried to read the chip first. It could not determine the chip type.
>
> ./flashrom -p internal:laptop=this_is_not_a_laptop -r file_name.bin
> flashrom v0.9.8-rc1-r1883 on Linux 3.14.0-rc8 (x86_64)
> flashrom is free software, get the source code at http://www.flashrom.org
> Calibrating delay loop... OK.
>
> WARNING! You may be running flashrom on an unsupported laptop. We could
> not detect this for sure because your vendor has not setup the SMBIOS
> tables correctly. You can enforce execution by adding
> '-p internal:laptop=this_is_not_a_laptop' to the command line, but
> please read the following warning if you are not sure.
>
> Laptops, notebooks and netbooks are difficult to support and we
> recommend to use the vendor flashing utility. The embedded controller
> (EC) in these machines often interacts badly with flashing.
> See the manpage and http://www.flashrom.org/Laptops for details.
>
> If flash is shared with the EC, erase is guaranteed to brick your laptop
> and write may brick your laptop.
> Read and probe may irritate your EC and cause fan failure, backlight
> failure and sudden poweroff.
> You have been warned.
> ========================================================================
> Proceeding anyway because user forced us to.
> Found chipset "Intel Avoton/Rangeley".
> This chipset is marked as untested. If you are using an up-to-date version
> of flashrom *and* were (not) able to successfully update your firmware with it,
> then please email a report to [e-mail] including a verbose (-V) log.
> Thank you!
> Enabling flash write... Warning: SPI Configuration Lockdown activated.
> OK.
> Found Spansion flash chip "S25FL127S-64kB" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL127S-256kB" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL128P......0" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL128P......1" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL128S......0" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL128S......1" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL129P......0" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Found Spansion flash chip "S25FL129P......1" (16384 kB, SPI) mapped at physical address 0x00000000ff000000.
> Multiple flash chip definitions match the detected chip(s): "S25FL127S-64kB", "S25FL127S-256kB", "S25FL128P......0", "S25FL128P......1", "S25FL128S......0", "S25FL128S......1", "S25FL129P......0", "S25FL129P......1"
> Please specify which chip definition to use with the -c <chipname> option.

IOT just do what flashrom is telling you here :)

Ciao,
   Antonio