1 | /*␊ |
2 | * Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 2002-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | ␊ |
25 | #ifndef __BOOTSTRUCT_H␊ |
26 | #define __BOOTSTRUCT_H␊ |
27 | ␊ |
28 | #include "bootXnu.h"␊ |
29 | #include "saio_types.h"␊ |
30 | #include "bios.h"␊ |
31 | #include "device_tree.h"␊ |
32 | /*!␊ |
33 | Kernel boot args global also used by booter for its own data.␊ |
34 | */␊ |
35 | extern boot_args_legacy *bootArgsLegacy;␊ |
36 | extern boot_args *bootArgs;␊ |
37 | ␊ |
38 | #define VGA_TEXT_MODE 0␊ |
39 | ␊ |
40 | #if 0␊ |
41 | /*␊ |
42 | * Maximum number of boot drivers that can be loaded.␊ |
43 | */␊ |
44 | #define NDRIVERS 500␊ |
45 | ␊ |
46 | #define CONFIG_SIZE (40 * 4096)␊ |
47 | #endif␊ |
48 | ␊ |
49 | #define kMemoryMapCountMax 40␊ |
50 | ␊ |
51 | #if UNUSED␊ |
52 | ␊ |
53 | /*␊ |
54 | * PCI bus information.␊ |
55 | */␊ |
56 | typedef struct _PCI_bus_info_t {␊ |
57 | union {␊ |
58 | struct {␊ |
59 | unsigned char configMethod1 :1;␊ |
60 | unsigned char configMethod2 :1;␊ |
61 | unsigned char :2;␊ |
62 | unsigned char specialCycle1 :1;␊ |
63 | unsigned char specialCycle2 :1;␊ |
64 | } s;␊ |
65 | unsigned char d;␊ |
66 | } u_bus;␊ |
67 | unsigned char maxBusNum;␊ |
68 | unsigned char majorVersion;␊ |
69 | unsigned char minorVersion;␊ |
70 | unsigned char BIOSPresent;␊ |
71 | } PCI_bus_info_t;␊ |
72 | ␊ |
73 | typedef struct {␊ |
74 | unsigned long address; // address where driver was loaded␊ |
75 | unsigned long size; // number of bytes␊ |
76 | unsigned long type; // driver type␊ |
77 | } driver_config_t;␊ |
78 | #endif␊ |
79 | ␊ |
80 | /*␊ |
81 | * INT15, E820h - Query System Address Map.␊ |
82 | *␊ |
83 | * Documented in ACPI Specification Rev 2.0,␊ |
84 | * Chapter 15 (System Address Map Interfaces).␊ |
85 | */␊ |
86 | ␊ |
87 | /*␊ |
88 | * ACPI defined memory range types.␊ |
89 | */␊ |
90 | enum {␊ |
91 | kMemoryRangeUsable = 1, // RAM usable by the OS.␊ |
92 | kMemoryRangeReserved = 2, // Reserved. (Do not use)␊ |
93 | kMemoryRangeACPI = 3, // ACPI tables. Can be reclaimed.␊ |
94 | kMemoryRangeNVS = 4, // ACPI NVS memory. (Do not use)␊ |
95 | ␊ |
96 | /* Undefined types should be treated as kMemoryRangeReserved */␊ |
97 | };␊ |
98 | ␊ |
99 | /*!␊ |
100 | PrivateBootInfo has fields used by the booter that used to be part of␊ |
101 | KernelBootArgs_t *bootArgs. When the switch was made to EFI the structure␊ |
102 | completely changed to boot_args *bootArgs. This (new to boot-132) structure␊ |
103 | contains the fields the kernel no longer cares about but the booter still␊ |
104 | uses internally. Some fields (e.g. the video information) remain interesting␊ |
105 | to the kernel and are thus located in bootArgs although with different field names.␊ |
106 | */␊ |
107 | typedef struct PrivateBootInfo {␊ |
108 | ␉␊ |
109 | char bootFile[128]; // kernel file name ␊ |
110 | ␉␊ |
111 | config_file_t bootConfig;␉␉ // the booter boot.plist␊ |
112 | config_file_t overrideConfig; // additional boot.plist which can override bootConfig keys␊ |
113 | ␉␊ |
114 | ␉config_file_t SystemConfig; // system confing found in /Library/Preferences/SystemConfiguration/com.apple.Boot.plist␊ |
115 | ␊ |
116 | ␊ |
117 | config_file_t smbiosConfig;␉␉␉␉ // smbios.plist␊ |
118 | config_file_t helperConfig; // boot helper partition's boot.plist␉␊ |
119 | ␉␊ |
120 | ␉char uuidStr[64+1];␉␉␉␉␉␉␉␉␉␉//boot device uuid␊ |
121 | ␊ |
122 | } PrivateBootInfo_t;␊ |
123 | ␊ |
124 | #define DEFAULT_BOOT_CONFIG (config_file_t*)0␊ |
125 | #define DEFAULT_SYSTEM_CONFIG (config_file_t*)1␊ |
126 | #define DEFAULT_OVERRIDE_CONFIG (config_file_t*)2␊ |
127 | #define DEFAULT_SMBIOS_CONFIG (config_file_t*)3␊ |
128 | #define DEFAULT_HELPER_CONFIG (config_file_t*)4␊ |
129 | ␊ |
130 | extern PrivateBootInfo_t *bootInfo; ␊ |
131 | ␊ |
132 | #endif /* __BOOTSTRUCT_H */␊ |
133 | |