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 "bootargs.h"␊ |
29 | #include "saio_types.h"␊ |
30 | #include "bios.h"␊ |
31 | #include "device_tree.h"␊ |
32 | ␊ |
33 | /*␊ |
34 | * Kernel boot args global also used by booter for its own data.␊ |
35 | */␊ |
36 | extern boot_args *bootArgs;␊ |
37 | extern boot_args_pre_lion *bootArgsPreLion;␊ |
38 | extern Node *gMemoryMapNode;␊ |
39 | ␊ |
40 | #define VGA_TEXT_MODE 0␊ |
41 | //defined in /usr/../boot.h␊ |
42 | ␊ |
43 | //#define GRAPHICS_MODE 1␊ |
44 | //#define FB_TEXT_MODE 2␊ |
45 | ␊ |
46 | ␊ |
47 | /*␊ |
48 | * Maximum number of boot drivers that can be loaded.␊ |
49 | */␊ |
50 | #define NDRIVERS 500␊ |
51 | ␊ |
52 | #define CONFIG_SIZE (40 * 4096)␊ |
53 | ␊ |
54 | #define kMemoryMapCountMax 1000␊ |
55 | ␊ |
56 | /*␊ |
57 | * PCI bus information.␊ |
58 | */␊ |
59 | typedef struct _PCI_bus_info_t {␊ |
60 | ␉union {␊ |
61 | ␉␉struct {␊ |
62 | ␉␉␉unsigned char configMethod1 :1;␊ |
63 | ␉␉␉unsigned char configMethod2 :1;␊ |
64 | ␉␉␉unsigned char :2;␊ |
65 | ␉␉␉unsigned char specialCycle1 :1;␊ |
66 | ␉␉␉unsigned char specialCycle2 :1;␊ |
67 | ␉␉} s;␊ |
68 | ␉␉unsigned char d;␊ |
69 | ␉} u_bus;␊ |
70 | ␊ |
71 | ␉unsigned char maxBusNum;␊ |
72 | ␉unsigned char majorVersion;␊ |
73 | ␉unsigned char minorVersion;␊ |
74 | ␉unsigned char BIOSPresent;␊ |
75 | } PCI_bus_info_t;␊ |
76 | ␊ |
77 | typedef struct {␊ |
78 | ␉unsigned long address; // address where driver was loaded␊ |
79 | ␉unsigned long size; // number of bytes␊ |
80 | ␉unsigned long type; // driver type␊ |
81 | } driver_config_t;␊ |
82 | ␊ |
83 | /*␊ |
84 | * INT15, E820h - Query System Address Map.␊ |
85 | *␊ |
86 | * Documented in ACPI Specification Rev 2.0,␊ |
87 | * Chapter 15 (System Address Map Interfaces).␊ |
88 | */␊ |
89 | ␊ |
90 | /*␊ |
91 | * ACPI defined memory range types.␊ |
92 | */␊ |
93 | enum {␊ |
94 | ␉kMemoryRangeUsable = 1, // RAM usable by the OS.␊ |
95 | ␉kMemoryRangeReserved = 2, // Reserved. (Do not use)␊ |
96 | ␉kMemoryRangeACPI = 3, // ACPI tables. Can be reclaimed.␊ |
97 | ␉kMemoryRangeNVS = 4, // ACPI NVS memory. (Do not use)␊ |
98 | ␊ |
99 | ␉/* Undefined types should be treated as kMemoryRangeReserved */␊ |
100 | };␊ |
101 | ␊ |
102 | /*!␊ |
103 | PrivateBootInfo has fields used by the booter that used to be part of␊ |
104 | KernelBootArgs_t *bootArgs. When the switch was made to EFI the structure␊ |
105 | completely changed to boot_args *bootArgs. This (new to boot-132) structure␊ |
106 | contains the fields the kernel no longer cares about but the booter still␊ |
107 | uses internally. Some fields (e.g. the video information) remain interesting␊ |
108 | to the kernel and are thus located in bootArgs although with different field names.␊ |
109 | */␊ |
110 | typedef struct PrivateBootInfo {␊ |
111 | ␉int convmem; // conventional memory␊ |
112 | ␉int extmem; // extended memory␊ |
113 | #if 0␊ |
114 | ␉int numBootDrivers; // number of drivers loaded␊ |
115 | #endif␊ |
116 | ␉char bootFile[128]; // kernel file name␊ |
117 | ␊ |
118 | ␉unsigned long memoryMapCount;␊ |
119 | ␉MemoryRange memoryMap[kMemoryMapCountMax];␊ |
120 | ␊ |
121 | ␉PCI_bus_info_t pciInfo;␊ |
122 | ␊ |
123 | #if 0␊ |
124 | ␉driver_config_t driverConfig[NDRIVERS];␊ |
125 | #endif␊ |
126 | ␉char * configEnd;␉␉// pointer to end of config files␊ |
127 | ␉char config[CONFIG_SIZE];␊ |
128 | ␊ |
129 | ␉config_file_t bootConfig;␉␉// com.apple.Boot.plist␊ |
130 | ␉config_file_t chameleonConfig;␉// org.chameleon.Boot.plist which can override bootConfig keys␊ |
131 | ␉config_file_t themeConfig;␉␉// theme.plist␊ |
132 | ␉config_file_t smbiosConfig;␉␉// smbios.plist␊ |
133 | ␉config_file_t helperConfig;␉␉// boot helper partition's boot.plist␊ |
134 | ␉config_file_t ramdiskConfig;␉␉// RAMDisk.plist␊ |
135 | ␊ |
136 | ␉bool memDetect;␊ |
137 | } PrivateBootInfo_t;␊ |
138 | ␊ |
139 | extern PrivateBootInfo_t *bootInfo;␊ |
140 | ␊ |
141 | #endif /* __BOOTSTRUCT_H */␊ |
142 | |