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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# gpg: Signature made Fri 07 Nov 2025 12:21:45 AM CST
# gpg:                using RSA key 6DC4F9C71F29A6FA06B76D33C481DBBC2C051AC4
# gpg: Good signature from "Heinrich Schuchardt <xypron.glpk@gmx.de>" [unknown]
# gpg:                 aka "[jpeg image of size 1389]" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6DC4 F9C7 1F29 A6FA 06B7  6D33 C481 DBBC 2C05 1AC4