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X-Spam-Score: -9.5 (---------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-21.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIMWL_WL_MED,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 From: Ard Biesheuvel Clean up the arm64 build script and linker hacks that zboot uses to obtain properties of the loaded image (which it cannot access directly via a relative reference like the ordinary EFI stub). Instead, define a struct efi_image_info (whose contents are arch specific), and expose its offset in the loaded image via the arm64 image header, so that zboot can access it after decompressing the image. Cc: Jason Gunthorpe Link: https://lore.kernel.org/all/0-v2-989a18390eb1+486-arm64_drtm_jgg@nvidia.com/ Ard Biesheuvel (5): efi/libstub: Make efi_remap_image() return efi_status_t efi/libstub: Pass a struct efi_image_info to efi_stub_common() efi/zboot: Disentangle efi_remap_image() from efi_cache_sync_image() efi/arm64: Expose struct efi_image_info via the image header efi/arm64: Drop build and linker script hacks to obtain image code size Documentation/arch/arm64/booting.rst | 3 +- arch/arm64/boot/Makefile | 3 -- arch/arm64/include/asm/efi.h | 11 ++++++ arch/arm64/include/asm/image.h | 4 ++- arch/arm64/kernel/efi-header.S | 6 ++++ arch/arm64/kernel/head.S | 3 +- arch/arm64/kernel/image-vars.h | 4 --- drivers/firmware/efi/libstub/arm64-stub.c | 16 +++++++++ drivers/firmware/efi/libstub/arm64.c | 13 ++++--- drivers/firmware/efi/libstub/efi-stub-entry.c | 8 ++++- drivers/firmware/efi/libstub/efi-stub-helper.c | 13 ++++--- drivers/firmware/efi/libstub/efi-stub.c | 3 +- drivers/firmware/efi/libstub/efistub.h | 16 +++++++-- drivers/firmware/efi/libstub/zboot.c | 36 ++++++++++++++++++-- drivers/firmware/efi/libstub/zboot.lds | 7 ---- 15 files changed, 112 insertions(+), 34 deletions(-) base-commit: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4 -- 2.56.0.455.g6c5a503b38-goog