Merge tag 'efi-2026-01-rc2' of https://source.denx.de/u-boot/custodians/u-boot-efi

Pull request efi-2026-01-rc2

CI: https://source.denx.de/u-boot/custodians/u-boot-efi/-/pipelines/28208

Documentation:

* bootstd: Describe environment variable extension_overlay_addr
  environment and remove extension support from TODO list

EFI:

* Correct the detection of the video mode in the EFI payload app:
  - Use struct efi_gop_mode_info in the definition of struct
    efi_entry_gopmode.
  - In function get_mode_from_entry() use the correct type for the video
    mode structure.
* Use a valid error code as return value in efi_store_memory_map().
* Avoid a memory leak for the variable name in efi_bl_create_block_device().
* Correct the code indentation in efi_uc_stop().
* Correct the description of struct efi_priv.
* Fix typos in code comments.

Other:

* qfw: Add more fields and a heading to qfw list
* Fix the support for ACPI pass-through on ARM and RISC-V:
  Avoid zeroing out the XSDT address
* test: provide unit test for 'acpi list' command

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1 files changed, 3 insertions, 1 deletions

diff --git a/doc/develop/bootstd/overview.rst b/doc/develop/bootstd/overview.rst
index abb616adc77..397f6db18b4 100644
--- a/doc/develop/bootstd/overview.rst
+++ b/doc/develop/bootstd/overview.rst
@@ -252,6 +252,9 @@ Various environment variables are used by standard boot. These allow the board
 to control where things are placed when booting the OS. You should ensure that
 your boards sets values for these.
 
+extension_overlay_addr (needed if extension is used)
+    Address at which to load the extension FDT overlays, e.g. 0x02000000
+
 fdtfile
     Name of the flattened device tree (FDT) file to load, e.g.
     "rockchip/rk3399-rockpro64.dtb"
@@ -868,7 +871,6 @@ To do
 
 Some things that need to be done to completely replace the distro-boot scripts:
 
-- implement extensions (devicetree overlays with add-on boards)
 - implement legacy (boot image v2) android boot flow
 
 Other ideas: