]>
Commit | Line | Data |
---|---|---|
1e57a462 | 1 | /** @file\r |
2 | *\r | |
c357fd6a | 3 | * Copyright (c) 2011-2013, ARM Limited. All rights reserved.\r |
1e57a462 | 4 | *\r |
3402aac7 RC |
5 | * This program and the accompanying materials\r |
6 | * are licensed and made available under the terms and conditions of the BSD License\r | |
7 | * which accompanies this distribution. The full text of the license may be found at\r | |
8 | * http://opensource.org/licenses/bsd-license.php\r | |
9 | *\r | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
1e57a462 | 12 | *\r |
13 | **/\r | |
14 | \r | |
15 | #ifndef __BDSLINUXLOADER_H\r | |
16 | #define __BDSLINUXLOADER_H\r | |
17 | \r | |
18 | #define LINUX_UIMAGE_SIGNATURE 0x56190527\r | |
c357fd6a OM |
19 | #define LINUX_KERNEL_MAX_OFFSET (PcdGet64 (PcdSystemMemoryBase) + PcdGet32(PcdArmLinuxKernelMaxOffset))\r |
20 | #define LINUX_ATAG_MAX_OFFSET (PcdGet64 (PcdSystemMemoryBase) + PcdGet32(PcdArmLinuxAtagMaxOffset))\r | |
21 | #define LINUX_FDT_MAX_OFFSET (PcdGet64 (PcdSystemMemoryBase) + PcdGet32(PcdArmLinuxFdtMaxOffset))\r | |
1e57a462 | 22 | \r |
23 | // Additional size that could be used for FDT entries added by the UEFI OS Loader\r | |
24 | // Estimation based on: EDID (300bytes) + bootargs (200bytes) + initrd region (20bytes)\r | |
25 | // + system memory region (20bytes) + mp_core entries (200 bytes)\r | |
26 | #define FDT_ADDITIONAL_ENTRIES_SIZE 0x300\r | |
27 | \r | |
28 | #define ARM_FDT_MACHINE_TYPE 0xFFFFFFFF\r | |
29 | \r | |
30 | typedef VOID (*LINUX_KERNEL)(UINT32 Zero, UINT32 Arch, UINTN ParametersBase);\r | |
31 | \r | |
32 | //\r | |
33 | // ATAG Definitions\r | |
34 | //\r | |
35 | \r | |
36 | #define ATAG_MAX_SIZE 0x3000\r | |
37 | \r | |
38 | /* ATAG : list of possible tags */\r | |
39 | #define ATAG_NONE 0x00000000\r | |
40 | #define ATAG_CORE 0x54410001\r | |
41 | #define ATAG_MEM 0x54410002\r | |
42 | #define ATAG_VIDEOTEXT 0x54410003\r | |
43 | #define ATAG_RAMDISK 0x54410004\r | |
44 | #define ATAG_INITRD2 0x54420005\r | |
45 | #define ATAG_SERIAL 0x54410006\r | |
46 | #define ATAG_REVISION 0x54410007\r | |
47 | #define ATAG_VIDEOLFB 0x54410008\r | |
48 | #define ATAG_CMDLINE 0x54410009\r | |
49 | #define ATAG_ARM_MP_CORE 0x5441000A\r | |
50 | \r | |
51 | #define next_tag_address(t) ((LINUX_ATAG*)((UINT32)(t) + (((t)->header.size) << 2) ))\r | |
52 | #define tag_size(type) ((UINT32)((sizeof(LINUX_ATAG_HEADER) + sizeof(type)) >> 2))\r | |
53 | \r | |
54 | typedef struct {\r | |
55 | UINT32 size; /* length of tag in words including this header */\r | |
56 | UINT32 type; /* tag type */\r | |
57 | } LINUX_ATAG_HEADER;\r | |
58 | \r | |
59 | typedef struct {\r | |
60 | UINT32 flags;\r | |
61 | UINT32 pagesize;\r | |
62 | UINT32 rootdev;\r | |
63 | } LINUX_ATAG_CORE;\r | |
64 | \r | |
65 | typedef struct {\r | |
66 | UINT32 size;\r | |
67 | UINTN start;\r | |
68 | } LINUX_ATAG_MEM;\r | |
69 | \r | |
70 | typedef struct {\r | |
71 | UINT8 x;\r | |
72 | UINT8 y;\r | |
73 | UINT16 video_page;\r | |
74 | UINT8 video_mode;\r | |
75 | UINT8 video_cols;\r | |
76 | UINT16 video_ega_bx;\r | |
77 | UINT8 video_lines;\r | |
78 | UINT8 video_isvga;\r | |
79 | UINT16 video_points;\r | |
80 | } LINUX_ATAG_VIDEOTEXT;\r | |
81 | \r | |
82 | typedef struct {\r | |
83 | UINT32 flags;\r | |
84 | UINT32 size;\r | |
85 | UINTN start;\r | |
86 | } LINUX_ATAG_RAMDISK;\r | |
87 | \r | |
88 | typedef struct {\r | |
89 | UINT32 start;\r | |
90 | UINT32 size;\r | |
91 | } LINUX_ATAG_INITRD2;\r | |
92 | \r | |
93 | typedef struct {\r | |
94 | UINT32 low;\r | |
95 | UINT32 high;\r | |
96 | } LINUX_ATAG_SERIALNR;\r | |
97 | \r | |
98 | typedef struct {\r | |
99 | UINT32 rev;\r | |
100 | } LINUX_ATAG_REVISION;\r | |
101 | \r | |
102 | typedef struct {\r | |
103 | UINT16 lfb_width;\r | |
104 | UINT16 lfb_height;\r | |
105 | UINT16 lfb_depth;\r | |
106 | UINT16 lfb_linelength;\r | |
107 | UINT32 lfb_base;\r | |
108 | UINT32 lfb_size;\r | |
109 | UINT8 red_size;\r | |
110 | UINT8 red_pos;\r | |
111 | UINT8 green_size;\r | |
112 | UINT8 green_pos;\r | |
113 | UINT8 blue_size;\r | |
114 | UINT8 blue_pos;\r | |
115 | UINT8 rsvd_size;\r | |
116 | UINT8 rsvd_pos;\r | |
117 | } LINUX_ATAG_VIDEOLFB;\r | |
118 | \r | |
119 | typedef struct {\r | |
120 | CHAR8 cmdline[1];\r | |
121 | } LINUX_ATAG_CMDLINE;\r | |
122 | \r | |
123 | typedef struct {\r | |
124 | LINUX_ATAG_HEADER header;\r | |
125 | union {\r | |
126 | LINUX_ATAG_CORE core_tag;\r | |
127 | LINUX_ATAG_MEM mem_tag;\r | |
128 | LINUX_ATAG_VIDEOTEXT videotext_tag;\r | |
129 | LINUX_ATAG_RAMDISK ramdisk_tag;\r | |
130 | LINUX_ATAG_INITRD2 initrd2_tag;\r | |
131 | LINUX_ATAG_SERIALNR serialnr_tag;\r | |
132 | LINUX_ATAG_REVISION revision_tag;\r | |
133 | LINUX_ATAG_VIDEOLFB videolfb_tag;\r | |
134 | LINUX_ATAG_CMDLINE cmdline_tag;\r | |
135 | } body;\r | |
136 | } LINUX_ATAG;\r | |
137 | \r | |
138 | EFI_STATUS\r | |
139 | PrepareAtagList (\r | |
140 | IN CONST CHAR8* CommandLineString,\r | |
141 | IN EFI_PHYSICAL_ADDRESS InitrdImage,\r | |
142 | IN UINTN InitrdImageSize,\r | |
143 | OUT EFI_PHYSICAL_ADDRESS *AtagBase,\r | |
144 | OUT UINT32 *AtagSize\r | |
145 | );\r | |
146 | \r | |
147 | EFI_STATUS\r | |
148 | PrepareFdt (\r | |
149 | IN CONST CHAR8* CommandLineArguments,\r | |
150 | IN EFI_PHYSICAL_ADDRESS InitrdImage,\r | |
151 | IN UINTN InitrdImageSize,\r | |
152 | IN OUT EFI_PHYSICAL_ADDRESS *FdtBlobBase,\r | |
c63626b7 | 153 | IN OUT UINTN *FdtBlobSize\r |
1e57a462 | 154 | );\r |
155 | \r | |
156 | #endif\r |