Chameleon

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Source at commit 429 created 13 years 9 months ago.
By meklort, Updated module system. Hooks can now be used within modules when cetaion functions are called in chameleon. Note that onle two hooks currently exist, more need to be added. I also updated the HelloWorld module to use a hook instead of print out right away.
1
2 Chameleon Boot Loader
3 =====================
4
5 What is it?
6 -----------
7
8 Chameleon is combination of various boot loader components. It is based
9 on David Elliott's fake EFI implementation added to Apple's boot-132
10 project. Chameleon is extended with the following key features:
11
12
13 Features
14 --------
15
16 - Device Property Injection via device-properties string in com.apple.Boot.plist
17 - hybrid boot0+boot1h loaders for both MBR and GPT partitioned disks.
18 - automatic FSB detection code even for recent AMD CPUs.
19 - Apple Software RAID support.
20 - stage2 loader (boot) can be placed as a regular file in the boot
21 partition's root folder. It has precedence over the embedded
22 startupfile.
23
24
25 Installation
26 ============
27
28 Normal Install (non-RAID):
29 --------------------------
30
31 Suppose that your installation is on /dev/disk0s2
32
33 - Install boot0 to the MBR:
34 sudo fdisk -f boot0 -u -y /dev/rdisk0
35
36 - Install boot1h to the partition's bootsector:
37 sudo dd if=boot1h of=/dev/rdisk0s2
38
39 - Install boot to the partition's root directory:
40 sudo cp boot /
41
42 No need to use startupfiletool anymore!
43
44
45 RAID Install:
46 -------------
47
48 Suppose that your installation is on /dev/disk3, which is either a mirror- or a
49 stripeset consisting of /dev/disk0 and /dev/disk1
50
51 Mac OS X creates a small helper partition at the end of each RAID member disk,
52 namely /dev/disk0s3 and /dev/disk1s3
53
54 - Install boot0 to the MBR of both disks:
55 sudo fdisk -f boot0 -u -y /dev/rdisk0
56 sudo fdisk -f boot0 -u -y /dev/rdisk1
57
58 - Install boot1h to the bootsector of each boot partition:
59 sudo dd if=boot1h of=/dev/rdisk0s3
60 sudo dd if=boot1h of=/dev/rdisk1s3
61
62 - Install boot to both helper partition's root directories.
63 diskutil mount disk0s3
64 cp boot /Volumes/Boot\ OSX
65 diskutil unmount disk0s3
66 diskutil mount disk1s3
67 cp boot /Volumes/Boot\ OSX
68 diskutil unmount disk1s3
69
70 - Add "rd=uuid boot-uuid=506D8F03-0596-32D8-BE0B-E3A4E7D5C72A" to your kernel flags
71 (replace with your root volume's UUID; find out using "Disk Utility.app", right
72 click on your root volume, then Get Info"):
73 nano /Library/Preferences/SystemConfiguration/com.apple.Boot.plist
74 touch /System/Library/Extensions
75
76
77 Support:
78 --------
79
80 If you have any questions, issues etc. feel free to join us
81 at irc.voodooprojects.org #chameleon
82
83
84 Source Code
85 -----------
86
87 For downloading the source code please visit the project page at
88 http://chameleon.osx86.hu
89
90
91 Licensing
92 ---------
93
94 Chameleon is released under the terms and conditions of
95 Apple Public Source License (see APPLE_LICENSE).
96 To use "Chameleon" for commercial purposes please contact us at:
97 http://chameleon.osx86.hu/contact
98

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