cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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purgatory.h (590B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef _LINUX_PURGATORY_H
      3#define _LINUX_PURGATORY_H
      4
      5#include <linux/types.h>
      6#include <crypto/sha2.h>
      7#include <uapi/linux/kexec.h>
      8
      9struct kexec_sha_region {
     10	unsigned long start;
     11	unsigned long len;
     12};
     13
     14/*
     15 * These forward declarations serve two purposes:
     16 *
     17 * 1) Make sparse happy when checking arch/purgatory
     18 * 2) Document that these are required to be global so the symbol
     19 *    lookup in kexec works
     20 */
     21extern struct kexec_sha_region purgatory_sha_regions[KEXEC_SEGMENT_MAX];
     22extern u8 purgatory_sha256_digest[SHA256_DIGEST_SIZE];
     23
     24#endif