Unable to write to flash using EepromAccessTool

[Zack_lo]

I used the EepromAccessTool and did the following.

$ sudo ./EepromAccessTool

Intel(R) EEPROM Access Tool NVM/OTP Programming Example Tool Version 0.8.0
Provided under the terms of a CNDA. Do Not Distribute.
Copyright(C) 2017-2020 by Intel(R) Corporation
NIC BUS DEV FUN Silicon Memory Type Present
=== === === === ===== ======================
1 1 0 0 I226 UNKNOWN

$ sudo ./EepromAccessTool -nic=1 -dump

Intel(R) EEPROM Access Tool NVM/OTP Programming Example Tool Version 0.8.0
Provided under the terms of a CNDA. Do Not Distribute.
Copyright(C) 2017-2020 by Intel(R) Corporation
Using FW mode

$ sudo ./EepromAccessTool -nic=1 -f=FXVL_125B_LM_1MB_2.32.bin

Intel(R) EEPROM Access Tool NVM/OTP Programming Example Tool Version 0.8.0
Provided under the terms of a CNDA. Do Not Distribute.
Copyright(C) 2017-2020 by Intel(R) Corporation
Using FW mode
Error: No permanent memory detected.

$ lspci -vvv
01:00.0 Ethernet controller: Intel Corporation Device 125b (rev 04)
Subsystem: Intel Corporation Device 0000
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 128 bytes
Interrupt: pin A routed to IRQ 357
IOMMU group: 0
Region 0: Memory at 20000000 (32-bit, non-prefetchable) [size=1M]
Region 3: Memory at 20200000 (32-bit, non-prefetchable) [size=16K]
Expansion ROM at 20100000 [virtual] [disabled] [size=1M]
Capabilities: <access denied>
Kernel modules: igc

How to debug such a problem?

My system message is as follows.

SW :

OS : Ubuntu 22.04

kernel version : linux 5.15

HW :

CPU : MTK Genio 700 (ARM base)

Ethernet : Intel I226

flash : winbond w25q16jvssiq

[Fikri_Intel]

Hi Zack_lo,

Thank you for contacting Intel.

We appreciate you reaching out to us regarding the reported issue. To proceed further with accurate assistance, if you have an Intel Premier Support (IPS) account, please open an IPS case for direct assistance. The IPS team will be able to provide additional support regarding the issue.

Instructions for opening an IPS case can be found here:

https://www.intel.com/content/www/us/en/support/articles/000057045/ethernet-products.html

https://www.intel.com/content/www/us/en/design/support/ips/training/welcome.html

We will be closing this forum case from our end. If you need any additional information, please submit a new question as this thread will no longer be monitored

Regards,

Fikri O.