[PATCH v3 0/7] efi: Start to chip away at the EFI workaround

Heinrich Schuchardt xypron.glpk at gmx.de
Sun Dec 22 13:54:31 CET 2024


On 12/19/24 03:38, Simon Glass wrote:
> At present there is a function, efi_set_bootdev(), which is used in
> various places to tell the EFI loader which device a file came from.

As long as we have a command line to download images we won't be able to
avoid remembering the boot device in a global.

>
> With bootstd, this information is available in the bootflow.
>
> This little series provides a way for bootstd to provide the bootflow to
> the EFI loader, so that it is able to select the correct paths.
>
> For now only the EFI bootmeth is updated.

This seems to be the wrong focus. The EFI boot method should be removed.
It just duplicates the parts of the EFI boot manager boot method.

Best regards

Heinrich

>
> Changes in v3:
> - Make calculate_paths() static and add a comment
> - Add new patch to support PXE booting
> - Rebase on Tom's tree (i.e. without the pointers/addresses series)
>    https://patchwork.ozlabs.org/project/uboot/list/?series=436241
>
> Changes in v2:
> - Adjust argument ordering for efi_run_image()
> - Use efi_loader tag instead of efi
> - Drop unnecessary path removal
> - Fix 'require' typo
> - Move calculation of dev-name into a separate function
>
> Simon Glass (7):
>    efi_loader: Refactor device and image paths into a function
>    efi_loader: Make efi_run_image() static
>    efi_loader: Update efi_run_image() to accept image and device path
>    efi_loader: Add a version of efi_binary_run() with more parameters
>    efi_loader: Move the fallback code from efi_run_image()
>    efi_loader: Pass in the required parameters from EFI bootmeth
>    bootmeth_efi: Support PXE booting
>
>   boot/bootmeth_efi.c          |  64 +-------
>   include/efi_loader.h         |  10 ++
>   lib/efi_loader/efi_bootbin.c | 276 ++++++++++++++++++++++++++---------
>   3 files changed, 218 insertions(+), 132 deletions(-)
>



More information about the U-Boot mailing list