Re: [coreboot] uefi_nvs.bin in coreboot

[Jose Trujillo]

Hello Ranga:

From where you got this information / guide because I will try to do it myself.

Jose.

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Wednesday, November 21, 2018 7:28 PM, galla rao  wrote:
> Hi All,
>
> am trying to save NVRAM variables which are modifed in Uefi Payload, but i could not save it.
>
> what is the role of uefi_nvs.bin file?
>
> coreboot/intel/mainboard/intel/bayleybay_fsp/uefi_nvs.bin
>
> Even the boot order does not save into NVRAM variables
>
> Can some one help me on this, Base address is given below
>
> gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase   | 0xFFF60000
>
> gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase | 0xFFF7E000
>
> gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase   | 0xFFF80000
>
> In coreboot, i have given the same address
>
> [image.png]
>
> Thanks & Regards
> Ranga