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1/*␊
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.␊
3 *␊
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊
5 * ␊
6 * This file contains Original Code and/or Modifications of Original Code␊
7 * as defined in and that are subject to the Apple Public Source License␊
8 * Version 2.0 (the 'License'). You may not use this file except in␊
9 * compliance with the License. The rights granted to you under the License␊
10 * may not be used to create, or enable the creation or redistribution of,␊
11 * unlawful or unlicensed copies of an Apple operating system, or to␊
12 * circumvent, violate, or enable the circumvention or violation of, any␊
13 * terms of an Apple operating system software license agreement.␊
14 * ␊
15 * Please obtain a copy of the License at␊
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.␊
17 * ␊
18 * The Original Code and all software distributed under the License are␊
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊
23 * Please see the License for the specific language governing rights and␊
24 * limitations under the License.␊
25 * ␊
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊
27 */␊
28#ifndef _PEXPERT_I386_BOOT_H␊
29#define _PEXPERT_I386_BOOT_H␊
30␊
31#include <stdint.h>␊
32␊
33/*␊
34 * What the booter leaves behind for the kernel.␊
35 */␊
36␊
37/*␊
38 * Types of boot driver that may be loaded by the booter.␊
39 */␊
40enum {␊
41 kBootDriverTypeInvalid = 0,␊
42 kBootDriverTypeKEXT = 1,␊
43 kBootDriverTypeMKEXT = 2␊
44};␊
45␊
46enum {␊
47 kEfiReservedMemoryType␉= 0,␊
48 kEfiLoaderCode␉␉= 1,␊
49 kEfiLoaderData␉␉= 2,␊
50 kEfiBootServicesCode␉= 3,␊
51 kEfiBootServicesData␉= 4,␊
52 kEfiRuntimeServicesCode␉= 5,␊
53 kEfiRuntimeServicesData␉= 6,␊
54 kEfiConventionalMemory␉= 7,␊
55 kEfiUnusableMemory␉␉= 8,␊
56 kEfiACPIReclaimMemory␉= 9,␊
57 kEfiACPIMemoryNVS␉␉= 10,␊
58 kEfiMemoryMappedIO␉␉= 11,␊
59 kEfiMemoryMappedIOPortSpace = 12,␊
60 kEfiPalCode␉␉␉= 13,␊
61 kEfiMaxMemoryType␉␉= 14␊
62};␊
63␊
64/*␊
65 * Memory range descriptor.␊
66 */␊
67typedef struct EfiMemoryRange {␊
68 uint32_t Type;␊
69 uint32_t Pad;␊
70 uint64_t PhysicalStart;␊
71 uint64_t VirtualStart;␊
72 uint64_t NumberOfPages;␊
73 uint64_t Attribute;␊
74} EfiMemoryRange;␊
75␊
76#define BOOT_LINE_LENGTH 1024␊
77#define BOOT_STRING_LEN BOOT_LINE_LENGTH␊
78␊
79/*␊
80 * Video information.. ␊
81 */␊
82␊
83struct Boot_Video {␊
84␉uint32_t␉v_baseAddr;␉/* Base address of video memory */␊
85␉uint32_t␉v_display;␉/* Display Code (if Applicable */␊
86␉uint32_t␉v_rowBytes;␉/* Number of bytes per pixel row */␊
87␉uint32_t␉v_width;␉/* Width */␊
88␉uint32_t␉v_height;␉/* Height */␊
89␉uint32_t␉v_depth;␉/* Pixel Depth */␊
90};␊
91␊
92typedef struct Boot_Video␉Boot_Video;␊
93␊
94/* Values for v_display */␊
95␊
96#define GRAPHICS_MODE 1␊
97#define FB_TEXT_MODE 2␊
98␊
99/* Boot argument structure - passed into Mach kernel at boot time.␊
100 * "Revision" can be incremented for compatible changes␊
101 */␊
102// Lion␊
103#define kBootArgsRevision␉␉0␊
104#define kBootArgsVersion␉␉2␊
105␊
106// Snow Leopard and older␊
107#define kBootArgsRevision_Snow␉6␊
108#define kBootArgsVersion_Snow␉1␊
109␊
110/* Snapshot constants of previous revisions that are supported */␊
111#define kBootArgsVersion1␉␉1␊
112#define kBootArgsRevision1_4␉␉4␊
113#define kBootArgsRevision1_5␉␉5␊
114#define kBootArgsRevision1_6␉␉6␊
115#define kBootArgsVersion2␉␉2␊
116#define kBootArgsRevision2_0␉␉0␊
117␊
118#define kBootArgsEfiMode32 32␊
119#define kBootArgsEfiMode64 64␊
120␊
121typedef struct boot_args {␊
122 uint16_t Revision;␉/* Revision of boot_args structure */␊
123 uint16_t Version;␉/* Version of boot_args structure */␊
124␉␊
125 uint8_t efiMode; /* 32 = 32-bit, 64 = 64-bit */␊
126 uint8_t debugMode; /* Bit field with behavior changes */␊
127 uint8_t __reserved1[2];␊
128␉␊
129 char CommandLine[BOOT_LINE_LENGTH];␉/* Passed in command line */␊
130␉␊
131 uint32_t MemoryMap; /* Physical address of memory map */␊
132 uint32_t MemoryMapSize;␊
133 uint32_t MemoryMapDescriptorSize;␊
134 uint32_t MemoryMapDescriptorVersion;␊
135␉␊
136 Boot_Video␉Video;␉␉/* Video Information */␊
137␉␊
138 uint32_t deviceTreeP;␉ /* Physical address of flattened device tree */␊
139 uint32_t deviceTreeLength; /* Length of flattened tree */␊
140␉␊
141 uint32_t kaddr; /* Physical address of beginning of kernel text */␊
142 uint32_t ksize; /* Size of combined kernel text+data+efi */␊
143␉␊
144 uint32_t efiRuntimeServicesPageStart; /* physical address of defragmented runtime pages */␊
145 uint32_t efiRuntimeServicesPageCount;␊
146 uint64_t efiRuntimeServicesVirtualPageStart; /* virtual address of defragmented runtime pages */␊
147␉␊
148 uint32_t efiSystemTable; /* physical address of system table in runtime area */␊
149 uint32_t __reserved2;␊
150␉␊
151 uint32_t performanceDataStart; /* physical address of log */␊
152 uint32_t performanceDataSize;␊
153␉␊
154 uint32_t keyStoreDataStart; /* physical address of key store data */␊
155 uint32_t keyStoreDataSize;␊
156 uint64_t␉bootMemStart;␊
157 uint64_t␉bootMemSize;␊
158 uint64_t PhysicalMemorySize;␊
159 uint64_t FSBFrequency;␊
160 uint32_t __reserved4[734];␊
161␉␊
162} boot_args;␊
163␊
164extern char assert_boot_args_size_is_4096[sizeof(boot_args) == 4096 ? 1 : -1];␊
165␊
166typedef struct boot_args_snow {␊
167 uint16_t Revision;␉/* Revision of boot_args structure */␊
168 uint16_t Version;␉/* Version of boot_args structure */␊
169 ␊
170 char CommandLine[BOOT_LINE_LENGTH];␉/* Passed in command line */␊
171 ␊
172 uint32_t MemoryMap; /* Physical address of memory map */␊
173 uint32_t MemoryMapSize;␊
174 uint32_t MemoryMapDescriptorSize;␊
175 uint32_t MemoryMapDescriptorVersion;␊
176 ␊
177 Boot_Video␉Video;␉␉/* Video Information */␊
178 ␊
179 uint32_t deviceTreeP;␉ /* Physical address of flattened device tree */␊
180 uint32_t deviceTreeLength; /* Length of flattened tree */␊
181 ␊
182 uint32_t kaddr; /* Physical address of beginning of kernel text */␊
183 uint32_t ksize; /* Size of combined kernel text+data+efi */␊
184 ␊
185 uint32_t efiRuntimeServicesPageStart; /* physical address of defragmented runtime pages */␊
186 uint32_t efiRuntimeServicesPageCount;␊
187 uint32_t efiSystemTable; /* physical address of system table in runtime area */␊
188 ␊
189 uint8_t efiMode; /* 32 = 32-bit, 64 = 64-bit */␊
190 uint8_t __reserved1[3];␊
191 uint32_t __reserved2[1];␊
192 uint32_t performanceDataStart; /* physical address of log */␊
193 uint32_t performanceDataSize;␊
194 uint64_t efiRuntimeServicesVirtualPageStart; /* virtual address of defragmented runtime pages */␊
195 uint32_t __reserved3[2];␊
196 ␊
197} boot_args_snow;␊
198␊
199extern char gMacOSVersion[8];␊
200␊
201#endif /* _PEXPERT_I386_BOOT_H */␊
202

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