1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright 2021 Google LLC 4 * Author: Ard Biesheuvel <ardb@google.com> 5 * 6 * This file contains the variable definitions that will be used by the FIPS140 7 * s/w module to access the RELA sections in the ELF image. These are used to 8 * apply the relocations applied by the module loader in reverse, so that we 9 * can reconstruct the image that was used to derive the HMAC used by the 10 * integrity check. 11 * 12 * The first .long of each entry will be populated by the module loader based 13 * on the actual placement of the respective RELA section in memory. The second 14 * .long carries the RELA entry count, and is populated by the host tool that 15 * also generates the HMAC of the contents of .text and .rodata. 16 */ 17 18#include <linux/linkage.h> 19#include <asm/assembler.h> 20 21 .section ".init.rodata", "a" 22 23 .align 2 24 .globl fips140_rela_text 25fips140_rela_text: 26 .weak __sec_rela_text 27 .long __sec_rela_text - . 28 .long 0 29 30 .globl fips140_rela_rodata 31fips140_rela_rodata: 32 .weak __sec_rela_rodata 33 .long __sec_rela_rodata - . 34 .long 0 35