I also want my W540 to get whitelist removal.
Download link: https://download.lenovo.com/pccbbs/mobiles/gnuj34us.exe
Binary captured from chips with CH341A programmer
From chip labeled 25Q064A13ECO (SPI1)
25Q64A-1.bin (Size: 8 MB / Downloads: 37)
From chip labeled 25Q3213ECO (SPI2)
25Q32-1.bin (Size: 4 MB / Downloads: 43)
There are also a SPI3 chip winbond 25X20CLV16 1435
The content in SPI3 chip starts with "NVGI", so I think it's the vBIOS.
Download link: https://download.lenovo.com/pccbbs/mobiles/gnuj34us.exe
Binary captured from chips with CH341A programmer
From chip labeled 25Q064A13ECO (SPI1)
25Q64A-1.bin (Size: 8 MB / Downloads: 37)
From chip labeled 25Q3213ECO (SPI2)
25Q32-1.bin (Size: 4 MB / Downloads: 43)
There are also a SPI3 chip winbond 25X20CLV16 1435
The content in SPI3 chip starts with "NVGI", so I think it's the vBIOS.