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Re: EFI and multiboot2 devlopment work for Xen
From: |
Vladimir 'φ-coder/phcoder' Serbinenko |
Subject: |
Re: EFI and multiboot2 devlopment work for Xen |
Date: |
Tue, 22 Oct 2013 10:54:44 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20131005 Icedove/17.0.9 |
On 21.10.2013 23:16, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
> Mail is big, I think I got your essential points but I didn't read it whole.
> On 21.10.2013 14:57, Daniel Kiper wrote:
>> Hi,
>>
>> During work on multiboot2 protocol support for Xen it was discovered
>> that memory map passed via relevant tag could not represent wide range
>> of memory types available on EFI platforms. Additionally, GRUB2
>> implementation calls ExitBootServices() on them just before jumping
>> into loaded image. In this situation loaded system could not clearly
>> identify reserved memory regions, EFI runtime services regions and others.
>>
> Will a multiboot2 tag with whole EFI memory map solve your problem?
I added such a tag in documentation and wrote a patch for it (attached).
Awaiting for someone to test it to commit
efi.diff
Description: Source code patch
signature.asc
Description: OpenPGP digital signature
Re: EFI and multiboot2 devlopment work for Xen, Seth Goldberg, 2013/10/21
Re: EFI and multiboot2 devlopment work for Xen, Vladimir 'φ-coder/phcoder' Serbinenko, 2013/10/21
- Re: EFI and multiboot2 devlopment work for Xen,
Vladimir 'φ-coder/phcoder' Serbinenko <=
- Re: EFI and multiboot2 devlopment work for Xen, Konrad Rzeszutek Wilk, 2013/10/28
- Re: EFI and multiboot2 devlopment work for Xen, Vladimir 'φ-coder/phcoder' Serbinenko, 2013/10/28
- Re: EFI and multiboot2 devlopment work for Xen, Jan Beulich, 2013/10/29
- Is: Wrap-up Was: Re: EFI and multiboot2 devlopment work for Xen, Daniel Kiper, 2013/10/30
- Re: Is: Wrap-up Was: Re: EFI and multiboot2 devlopment work for Xen, Vladimir 'φ-coder/phcoder' Serbinenko, 2013/10/30
Re: EFI and multiboot2 devlopment work for Xen, Seth Goldberg, 2013/10/28
Re: EFI and multiboot2 devlopment work for Xen, Andrey Borzenkov, 2013/10/22