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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mlxfw_mfa2_file.h (800B)


      1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
      2/* Copyright (c) 2017-2019 Mellanox Technologies. All rights reserved */
      3
      4#ifndef _MLXFW_MFA2_FILE_H
      5#define _MLXFW_MFA2_FILE_H
      6
      7#include <linux/firmware.h>
      8#include <linux/kernel.h>
      9
     10struct mlxfw_mfa2_file {
     11	const struct firmware *fw;
     12	const struct mlxfw_mfa2_tlv *first_dev;
     13	u16 dev_count;
     14	const struct mlxfw_mfa2_tlv *first_component;
     15	u16 component_count;
     16	const void *cb; /* components block */
     17	u32 cb_archive_size; /* size of compressed components block */
     18};
     19
     20static inline bool mlxfw_mfa2_valid_ptr(const struct mlxfw_mfa2_file *mfa2_file,
     21					const void *ptr)
     22{
     23	const void *valid_to = mfa2_file->fw->data + mfa2_file->fw->size;
     24	const void *valid_from = mfa2_file->fw->data;
     25
     26	return ptr > valid_from && ptr < valid_to;
     27}
     28
     29#endif