Hello,

if someone likes to update the wiki for FM25F02(A) :)

Managed to read corrupted GT730 GPU-BIOS and write back original rom via
raspberry pi 3 with rasbian buster. I had to git clone source + make + make
install. apt-Version of flashrom (1.0) didn't know the FM25F02(A) flash-chip,
but flashrom v1.2-174-g32f4cb4 worked. GPU now working again!

I had to pad the original rom to fit the flash chip size. The Size in the
error-message of flashrom was helpful for truncate-command (which in fact
extends the file if a bigger size is given):
[...]
Error: Image size (168960 B) doesn't match the flash chip's size (262144 B)!
pi@raspberrypi:~ $ cp -a pny_gt730_2g_orig.rom pny_gt730_2g_orig_extended.rom
pi@raspberrypi:~ $ truncate -s 262144 pny_gt730_2g_orig_extended.rom



pi@raspberrypi:~ $ sudo flashrom -p linux_spi:dev=/dev/spidev0.0 -w
pny_gt730_2g_orig_extended.rom
flashrom v1.2-174-g32f4cb4 on Linux 5.4.79-v7+ (armv7l)
flashrom is free software, get the source code at https://flashrom.org

Using clock_gettime for delay loops (clk_id: 1, resolution: 1ns).
Using default 2000kHz clock. Use 'spispeed' parameter to override.
Found Fudan flash chip "FM25F02(A)" (256 kB, SPI) on linux_spi.
===
This flash part has status UNTESTED for operations: PROBE READ ERASE WRITE
The test status of this chip may have been updated in the latest development
version of flashrom. If you are running the latest development version,
please email a report to flashrom@flashrom.org if any of the above operations
work correctly for you with this flash chip. Please include the flashrom log
file for all operations you tested (see the man page for details), and mention
which mainboard or programmer you tested in the subject line.
Thanks for your help!
Reading old flash chip contents... done.
Erasing and writing flash chip... Erase/write done.
Verifying flash... VERIFIED.



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André Plümer genannt Woistpeter
Fachinformatiker Systemintegration

Studierender BA Gestaltung
"Digital Media and Experiment"
Fachhochschule Bielefeld

https://apgw.de/fh
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