56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
/*
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* Copyright (C) 2014 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef IFWI_VERSION_CHECK_H
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#define IFWI_VERSION_CHECK_H
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#include <stdint.h>
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struct fw_version {
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uint16_t major;
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uint16_t minor;
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};
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struct firmware_versions {
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struct fw_version scubootstrap;
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struct fw_version scu;
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struct fw_version ia32;
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struct fw_version valhooks;
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struct fw_version ifwi;
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struct fw_version chaabi;
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struct fw_version mia;
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};
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/* Query the SCU for current firmware versions and populate
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* the fields in v. Returns nonzero on error */
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int get_current_fw_rev(struct firmware_versions *v);
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/* Assuming data points to a blob of memory containing an IFWI
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* firmware image, inpsect the FIP header inside it and
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* populate the fields in v. Returns nonzero on error */
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int get_image_fw_rev(void *data, unsigned sz, struct firmware_versions *v);
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/* Compare versions v1 and v2, and return -1, 1, or 0 if v1 is less than,
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* greater than, or equal to v2, respectively */
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int fw_vercmp(struct firmware_versions *v1, struct firmware_versions *v2);
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/* Crack ifwi firmware file */
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int crack_update_fw(const char *fw_file, struct fw_version *ifwi_version);
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/* Crack ifwi firmware file to get the PTI Field. */
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int crack_update_fw_pti_field(const char *fw_file, uint8_t * pti_field);
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#endif
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