1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/* -------------------------------------------
Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
------------------------------------------- */
/**
* @file Handover.h
* @author Amlal EL Mahrouss (amlal@nekernel.org)
* @brief The handover boot protocol.
* @version 1.15
* @date 2024-02-23
*
* @copyright Copyright (c) 2024, Amlal EL Mahrouss
*
*/
#pragma once
#include <NewKit/Defines.h>
#define kHandoverMagic 0xBADCC
#define kHandoverVersion 0x0117
/* Initial bitmap pointer location and size. */
#define kHandoverBitMapSz (gib_cast(4))
#define kHandoverStructSz sizeof(HEL::BootInfoHeader)
namespace NeOS::HEL
{
/**
@brief The executable type enum.
*/
enum
{
kTypeKernel = 100,
kTypeKernelDriver = 101,
kTypeRsrc = 102,
kTypeInvalid = 103,
kTypeCount = 4,
};
/**
@brief The executable architecture enum.
*/
enum
{
kArchAMD64 = 122,
kArchARM64 = 123,
kArchRISCV = 124,
kArchCount = 3,
};
struct BootInfoHeader final
{
UInt64 f_Magic;
UInt64 f_Version;
VoidPtr f_BitMapStart;
SizeT f_BitMapSize;
VoidPtr f_PageStart;
VoidPtr f_KernelImage;
SizeT f_KernelSz;
VoidPtr f_StartupImage;
SizeT f_StartupSz;
WideChar f_FirmwareVendorName[32];
SizeT f_FirmwareVendorLen;
VoidPtr f_FirmwareCustomTables[2]; // On EFI 0: BS 1: ST
struct
{
VoidPtr f_SmBios;
VoidPtr f_VendorPtr;
VoidPtr f_MpPtr;
Bool f_MultiProcessingEnabled;
} f_HardwareTables;
struct
{
UIntPtr f_The;
SizeT f_Size;
UInt32 f_Width;
UInt32 f_Height;
UInt32 f_PixelFormat;
UInt32 f_PixelPerLine;
} f_GOP;
UInt64 f_FirmwareSpecific[8];
};
enum
{
kHandoverSpecificKind,
kHandoverSpecificAttrib,
kHandoverSpecificMemoryEfi,
};
/// @brief Alias of bootloader main type.
typedef Int32 (*HandoverProc)(BootInfoHeader* boot_info);
} // namespace NeOS::HEL
/// @brief Bootloader information header global variable.
inline NeOS::HEL::BootInfoHeader* kHandoverHeader = nullptr;
|
