xref: /openbmc/qemu/include/hw/i386/tdvf.h (revision b65a6011d16c4f7cb2eb227ab1bc735850475288)
1*b65a6011SIsaku Yamahata /*
2*b65a6011SIsaku Yamahata  * Copyright (c) 2025 Intel Corporation
3*b65a6011SIsaku Yamahata  * Author: Isaku Yamahata <isaku.yamahata at gmail.com>
4*b65a6011SIsaku Yamahata  *                        <isaku.yamahata at intel.com>
5*b65a6011SIsaku Yamahata  *
6*b65a6011SIsaku Yamahata  * SPDX-License-Identifier: GPL-2.0-or-later
7*b65a6011SIsaku Yamahata  */
8*b65a6011SIsaku Yamahata 
9*b65a6011SIsaku Yamahata #ifndef HW_I386_TDVF_H
10*b65a6011SIsaku Yamahata #define HW_I386_TDVF_H
11*b65a6011SIsaku Yamahata 
12*b65a6011SIsaku Yamahata #include "qemu/osdep.h"
13*b65a6011SIsaku Yamahata 
14*b65a6011SIsaku Yamahata #define TDVF_SECTION_TYPE_BFV               0
15*b65a6011SIsaku Yamahata #define TDVF_SECTION_TYPE_CFV               1
16*b65a6011SIsaku Yamahata #define TDVF_SECTION_TYPE_TD_HOB            2
17*b65a6011SIsaku Yamahata #define TDVF_SECTION_TYPE_TEMP_MEM          3
18*b65a6011SIsaku Yamahata 
19*b65a6011SIsaku Yamahata #define TDVF_SECTION_ATTRIBUTES_MR_EXTEND   (1U << 0)
20*b65a6011SIsaku Yamahata #define TDVF_SECTION_ATTRIBUTES_PAGE_AUG    (1U << 1)
21*b65a6011SIsaku Yamahata 
22*b65a6011SIsaku Yamahata typedef struct TdxFirmwareEntry {
23*b65a6011SIsaku Yamahata     uint32_t data_offset;
24*b65a6011SIsaku Yamahata     uint32_t data_len;
25*b65a6011SIsaku Yamahata     uint64_t address;
26*b65a6011SIsaku Yamahata     uint64_t size;
27*b65a6011SIsaku Yamahata     uint32_t type;
28*b65a6011SIsaku Yamahata     uint32_t attributes;
29*b65a6011SIsaku Yamahata } TdxFirmwareEntry;
30*b65a6011SIsaku Yamahata 
31*b65a6011SIsaku Yamahata typedef struct TdxFirmware {
32*b65a6011SIsaku Yamahata     uint32_t nr_entries;
33*b65a6011SIsaku Yamahata     TdxFirmwareEntry *entries;
34*b65a6011SIsaku Yamahata } TdxFirmware;
35*b65a6011SIsaku Yamahata 
36*b65a6011SIsaku Yamahata int tdvf_parse_metadata(TdxFirmware *fw, void *flash_ptr, int size);
37*b65a6011SIsaku Yamahata 
38*b65a6011SIsaku Yamahata #endif /* HW_I386_TDVF_H */
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