Nick: egoubine
E-mail: none
Board: chip erase multidie 
Contents: 
BEFORE: 10m14.650s

$ dd if=/dev/urandom of=randomfile16MB.bin bs=1M count=16 && time { ./flashromgerrit/flashrom/build/flashrom.exe -p ch341a_spi -c W77Q128NW -w randomfile16MB.bin ; }
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.0101314 s, 1.7 GB/s
flashrom v1.7.0-rc2 (git:v1.7.0-rc2-1-ga29d64be) on Windows 10.0 (x86_64)
flashrom is free software, get the source code at https://flashrom.org

Cannot detach the existing USB driver. Claiming the interface may fail. LIBUSB_ERROR_NOT_SUPPORTED
Found Winbond flash chip "W77Q128NW" (16384 kB, SPI) on ch341a_spi.
===
This flash part has status UNTESTED for operations: PROBE READ ERASE WRITE WP
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.
You can also try to follow the instructions here:
https://www.flashrom.org/contrib_howtos/how_to_mark_chip_tested.html
Thanks for your help!
Reading old flash chip contents... done.
Updating flash chip contents... Erase/write done from 0 to ffffff
Verifying flash... VERIFIED.

real    10m14.650s
user    0m0.000s
sys     0m0.000s

AFTER: 9m42.885s

$ dd if=/dev/urandom of=randomfile16MB.bin bs=1M count=16 && time { ./flashromgerrit/flashrom/build/flashrom.exe -p ch341a_spi -c W77Q128NW -w randomfile16MB.bin ; }
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.0099174 s, 1.7 GB/s
flashrom v1.7.0-rc2 (git:v1.7.0-rc2-1-ga29d64be) on Windows 10.0 (x86_64)
flashrom is free software, get the source code at https://flashrom.org

Cannot detach the existing USB driver. Claiming the interface may fail. LIBUSB_ERROR_NOT_SUPPORTED
Found Winbond flash chip "W77Q128NW" (16384 kB, SPI) on ch341a_spi.
===
This flash part has status UNTESTED for operations: PROBE READ ERASE WRITE WP
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.
You can also try to follow the instructions here:
https://www.flashrom.org/contrib_howtos/how_to_mark_chip_tested.html
Thanks for your help!
Reading old flash chip contents... done.
Updating flash chip contents... Erase/write done from 0 to ffffff
Verifying flash... VERIFIED.

real    9m42.885s
user    0m0.015s
sys     0m0.046s