CasperSecurity
/* 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 = .; \
}