I had this exact problem when I was trying to read my W530's chips with Raspberry Pi 3. Back then I ended up powering the motherboard using the Wake-on-Lan feature of Lenovo BIOS (and not connecting the VCC pin ofc), you can do the same and it should work but you have to be careful. But then I bought a ch341a programmer and it worked fine with W530. I'm not sure but maybe your ch341a doesn't have enough juice and that's why flashrom can't recognize chips reliably.
On 4/2/19 5:10 PM, Yannik Catalinac wrote:
Hello,
I'm trying to put coreboot on a Lenovov Thinpad T530. I'm using a ch341a SPI flasher with the Pomona clip. I disassembled the mainboard to do a backup of the original BIOS image, but I think flashrom can not recognize the BIOS chips correctly. I tried to do the backup on both chips separately but they were BOTH recognized as a 8MB MX25L6405 Chip instead of a 4MB MX25L3206E and a 8MB MX25L3206E. Any suggestions?
I asked the same question on IRC, but I hate this shit IRC. By mistake I disconnected to the channel so I have no glue what was answered there. Maybe someone could be nice and send me the answeres on IRC.
Thanks
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