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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␊
100/* Struct describing an image passed in by the booter */␊
101struct boot_icon_element {␊
102 unsigned int width;␊
103 unsigned int height;␊
104 int y_offset_from_center;␊
105 unsigned int data_size;␊
106 unsigned int __reserved1[4];␊
107 unsigned char data[0];␊
108};␊
109typedef struct boot_icon_element boot_icon_element;␊
110␊
111/* Boot argument structure - passed into Mach kernel at boot time.␊
112 * "Revision" can be incremented for compatible changes␊
113 */␊
114// Lion␊
115#define kBootArgsRevision␉␉0␊
116#define kBootArgsVersion␉␉2␊
117␊
118// Snow Leopard and older␊
119#define kBootArgsPreLionRevision␉6␊
120#define kBootArgsPreLionVersion␉␉1␊
121␊
122/* Snapshot constants of previous revisions that are supported */␊
123#define kBootArgsVersion1␉␉1␊
124#define kBootArgsVersion2␉␉2␊
125#define kBootArgsRevision2_0␉␉0␊
126␊
127#define kBootArgsEfiMode32␉␉32␊
128#define kBootArgsEfiMode64␉␉64␊
129␊
130/* Bitfields for boot_args->flags */␊
131#define kBootArgsFlagRebootOnPanic␉(1 << 0)␊
132#define kBootArgsFlagHiDPI␉␉(1 << 1)␊
133#define kBootArgsFlagBlack␉␉(1 << 2)␊
134#define kBootArgsFlagCSRActiveConfig␉(1 << 3)␊
135#define kBootArgsFlagCSRPendingConfig␉(1 << 4)␊
136#define kBootArgsFlagCSRBoot␉␉(1 << 5)␊
137#define kBootArgsFlagBlackBg␉␉(1 << 6)␊
138#define kBootArgsFlagLoginUI␉␉(1 << 7)␊
139␊
140typedef struct boot_args␊
141{␊
142 uint16_t Revision;␉/* Revision of boot_args structure */␊
143 uint16_t Version;␉/* Version of boot_args structure */␊
144␊
145 uint8_t efiMode; /* 32 means 32-bit mode, 64 means 64-bit mode */␊
146 uint8_t debugMode; /* Bit field with behavior changes */␊
147 uint16_t flags;␊
148␊
149 char CommandLine[BOOT_LINE_LENGTH];␉/* Passed in command line */␊
150␊
151 uint32_t MemoryMap; /* Physical address of memory map */␊
152 uint32_t MemoryMapSize;␊
153 uint32_t MemoryMapDescriptorSize;␊
154 uint32_t MemoryMapDescriptorVersion;␊
155␊
156 Boot_Video␉Video;␉␉/* Video Information */␊
157␊
158 uint32_t deviceTreeP;␉ /* Physical address of flattened device tree */␊
159 uint32_t deviceTreeLength; /* Length of flattened tree */␊
160␊
161 uint32_t kaddr; /* Physical address of beginning of kernel text */␊
162 uint32_t ksize; /* Size of combined kernel text+data+efi */␊
163␊
164 uint32_t efiRuntimeServicesPageStart; /* physical address of defragmented runtime pages */␊
165 uint32_t efiRuntimeServicesPageCount;␊
166 uint64_t efiRuntimeServicesVirtualPageStart; /* virtual address of defragmented runtime pages */␊
167␊
168 uint32_t efiSystemTable; /* physical address of system table in runtime area */␊
169 uint32_t kslide;␊
170␊
171 uint32_t performanceDataStart; /* physical address of log */␊
172 uint32_t performanceDataSize;␊
173␊
174 uint32_t keyStoreDataStart; /* physical address of key store data */␊
175 uint32_t keyStoreDataSize;␊
176 uint64_t␉bootMemStart;␊
177 uint64_t␉bootMemSize;␊
178 uint64_t PhysicalMemorySize;␊
179 uint64_t FSBFrequency;␊
180␊
181 uint64_t pciConfigSpaceBaseAddress;␊
182 uint32_t pciConfigSpaceStartBusNumber;␊
183 uint32_t pciConfigSpaceEndBusNumber;␊
184 uint32_t␉csrActiveConfig;␊
185 uint32_t␉csrPendingConfig;␊
186 uint32_t __reserved4[728];␊
187␊
188} boot_args;␊
189␊
190typedef struct boot_args_pre_lion␊
191{␊
192 uint16_t Revision;␉/* Revision of boot_args structure */␊
193 uint16_t Version;␉/* Version of boot_args structure */␊
194␊
195 char CommandLine[BOOT_LINE_LENGTH];␉/* Passed in command line */␊
196␊
197 uint32_t MemoryMap; /* Physical address of memory map */␊
198 uint32_t MemoryMapSize;␊
199 uint32_t MemoryMapDescriptorSize;␊
200 uint32_t MemoryMapDescriptorVersion;␊
201␊
202 Boot_Video␉Video;␉␉/* Video Information */␊
203␊
204 uint32_t deviceTreeP;␉ /* Physical address of flattened device tree */␊
205 uint32_t deviceTreeLength; /* Length of flattened tree */␊
206␊
207 uint32_t kaddr; /* Physical address of beginning of kernel text */␊
208 uint32_t ksize; /* Size of combined kernel text+data+efi */␊
209␊
210 uint32_t efiRuntimeServicesPageStart; /* physical address of defragmented runtime pages */␊
211 uint32_t efiRuntimeServicesPageCount;␊
212 uint32_t efiSystemTable; /* physical address of system table in runtime area */␊
213␊
214 uint8_t efiMode; /* 32 means 32-bit mode, 64 means 64-bit mode */␊
215 uint8_t __reserved1[3];␊
216 uint32_t __reserved2[1];␊
217 uint32_t performanceDataStart; /* physical address of log */␊
218 uint32_t performanceDataSize;␊
219 uint64_t efiRuntimeServicesVirtualPageStart; /* virtual address of defragmented runtime pages */␊
220 uint32_t __reserved3[2];␊
221␊
222} boot_args_pre_lion;␊
223␊
224#endif /* _PEXPERT_I386_BOOT_H */␊
225

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