commited
On Mon, Apr 27, 2009 at 9:42 PM, Vladimir 'phcoder' Serbinenko <
phco...@gmail.com> wrote:
> Update. No need to initialize efiemu manually anymore
>
> On Wed, Apr 15, 2009 at 12:46 AM, phcoder <phco...@gmail.com> wrote:
>
>> Hello. Here is my xnu patch. Tested on i386-pc, i386-efi and x86_64-efi.
>> On non-efi it needs efiemu otherwise you need only include/grub/autoefi.h
>> file from efiemu patch. To resume xnu from hibernation do:
>> xnu_resume <hibernation file>
>> Note: you don't need efiemu in this case
>> How to boot xnu:
>> <efiemu if not on efi platform>
>> [on pc only:] vbe_mode=0xYYY # desired vga mode
>> fsb=133.3 # your fsb frequency
>> xnu_kernel <kernel> <command line>
>> <insert modules>
>> boot
>> Modules can be inserted one of the following ways:
>> 1) xnu_mkext <mkext file>
>> 2) xnu_kext extension.kext
>> 3) xnu_kext extension.kext/Info.plist extension.kext/extension
>> 4) xnu_kextdir <directory containing extensions>
>> It's also possible to execute these commands multiple times
>> The most typical case is
>> xnu_kernel /mach_kernel rd=disk0sX
>> xnu_mkext /System/Library/Extensions.mkext
>>
>>
>> If you need to add values to device tree the command
>> xnu_devtree <devtree file>
>> This file uses the following format:
>> valuename:valuedata;
>> keyname{
>> contents
>> }
>> keyname, valuename and valuedata are in hex.
>>
>> If you need to adda ramdisk execute
>> xnu_ramdisk <ramdisk file>
>> ramdisk will be exposed as /dev/md0 which may be used as boot device with
>> rd=md0.
>>
>> The areas which need more work (every help is welcome):
>> 1) testing on different platforms
>> 2) Detect "device-properties" value in device tree. There are several
>> trivial values in device tree present in boot.efi but not in grub2. These
>> ones are easy to add and AFAIK don't change anything. But the value
>> "device-properties" is difficult. I already know it's format but not where
>> the values come from. It contains info about gfx and sound card which may
>> not work if this value is missing. The current workaround is xnu_devtree
>> command with a dump of device-properties
>> 3) autodetect fsb frequency
>> 4) Support video splash
>> 5) Define and use an unified interface to retrieve video information
>> uniformly across platforms
>> 6) Boot by UUID. I know how to do it but need md5 for it which is a part
>> of pending luks patch
>> 7) Scripts for automatic creating of grub.cfg entries
>> 8) Support for prelinked kernel. It's compressed and I have yet looked how
>> to decompress it (seems it's compressed with something called lzss)
>> 9) Use claimmap once available (see my multiboot on efi patch)
>> 10) Better collaboration with memory management once advanced mm's
>> available
>> 11) Resume from encrypted hibernation
>>
>> --
>>
>> Regards
>> Vladimir 'phcoder' Serbinenko
>>
>
>
>
> --
> Regards
> Vladimir 'phcoder' Serbinenko
>
--
Regards
Vladimir 'phcoder' Serbinenko
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