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/* SPDX-License-Identifier: GPL-2.0 */ #include <asm/page.h> /* * .boot.data section is shared between the decompressor code and the * decompressed kernel. The decompressor will store values in it, and copy * over to the decompressed image before starting it. * * .boot.data variables are kept in separate .boot.data.<var name> sections, * which are sorted by alignment first, then by name before being merged * into single .boot.data section. This way big holes cased by page aligned * structs are avoided and linker produces consistent result. */ #define BOOT_DATA \ . = ALIGN(PAGE_SIZE); \ .boot.data : { \ __boot_data_start = .; \ *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.boot.data*))) \ __boot_data_end = .; \ } /* * .boot.preserved.data is similar to .boot.data, but it is not part of the * .init section and thus will be preserved for later use in the decompressed * kernel. */ #define BOOT_DATA_PRESERVED \ . = ALIGN(PAGE_SIZE); \ .boot.preserved.data : { \ __boot_data_preserved_start = .; \ *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.boot.preserved.data*))) \ __boot_data_preserved_end = .; \ } |