Hi,
Afaik, you should be able to mount the live-boot usb as read/write after boot,
and then modify
boot parameters from `/etc/boot/grub`
‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Thursday, October 31, 2019 8:58 AM, Dalao <[email protected]> wrote:
> Hi, I was using Seabios but recently switched to Tianocore. However, the
> tianocore can't boot my Manjaro linux distribution which was installed using
> the non-uefi method. So I want to flash back.
>
> I only have a Manjaro live usb at hand. The tianecore can boot it. However
> this live usb is not set with iomem=relaxed, so I can't read or write the
> bios using flashrom.
>
> I don't know how to set the live usb's grub settings because when it boots,
> it's already running commands. When using this tianocore with vgabios I can't
> see the grub screen when booting.
>
> So how to set the live usb with iomem=relaxed?
> Is there any live usb that already have the iomem=relaxed set?
> Could anyone help me build a usb image dedicated for automatically recover
> flashing?
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