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1 | /* SPDX-License-Identifier: BSD-3-Clause */ |
2 | /* Copyright 2018-2020, Intel Corporation */ | |
3 | ||
4 | #ifndef PMEM2_AUTO_FLUSH_WINDOWS_H | |
5 | #define PMEM2_AUTO_FLUSH_WINDOWS_H 1 | |
6 | ||
7 | #define ACPI_SIGNATURE 0x41435049 /* hex value of ACPI signature */ | |
8 | #define NFIT_REV_SIGNATURE 0x5449464e /* hex value of htonl(NFIT) signature */ | |
9 | #define NFIT_STR_SIGNATURE "NFIT" | |
10 | ||
11 | #define NFIT_SIGNATURE_LEN 4 | |
12 | #define NFIT_OEM_ID_LEN 6 | |
13 | #define NFIT_OEM_TABLE_ID_LEN 8 | |
14 | #define NFIT_MAX_STRUCTURES 8 | |
15 | ||
16 | #define PCS_RESERVED 3 | |
17 | #define PCS_RESERVED_2 4 | |
18 | #define PCS_TYPE_NUMBER 7 | |
19 | ||
20 | /* check if bit on 'bit' position in number 'num' is set */ | |
21 | #define CHECK_BIT(num, bit) (((num) >> (bit)) & 1) | |
22 | /* | |
23 | * sets alignment of members of structure | |
24 | */ | |
25 | #pragma pack(1) | |
26 | struct platform_capabilities | |
27 | { | |
28 | uint16_t type; | |
29 | uint16_t length; | |
30 | uint8_t highest_valid; | |
31 | uint8_t reserved[PCS_RESERVED]; | |
32 | uint32_t capabilities; | |
33 | uint8_t reserved2[PCS_RESERVED_2]; | |
34 | }; | |
35 | ||
36 | struct nfit_header | |
37 | { | |
38 | uint8_t signature[NFIT_SIGNATURE_LEN]; | |
39 | uint32_t length; | |
40 | uint8_t revision; | |
41 | uint8_t checksum; | |
42 | uint8_t oem_id[NFIT_OEM_ID_LEN]; | |
43 | uint8_t oem_table_id[NFIT_OEM_TABLE_ID_LEN]; | |
44 | uint32_t oem_revision; | |
45 | uint8_t creator_id[4]; | |
46 | uint32_t creator_revision; | |
47 | uint32_t reserved; | |
48 | }; | |
49 | #pragma pack() | |
50 | #endif |