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[Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg
From: |
Alexander Graf |
Subject: |
[Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg |
Date: |
Mon, 25 Jan 2010 21:04:22 +0100 |
On 25.01.2010, at 18:46, Jes Sorensen wrote:
> On 01/25/10 18:28, Alexander Graf wrote:
>>>> That way we'd get 2 entries and the chance to enhance them later on.
>>>> In fact, it might even make sense to pass the whole table in such a
>>>> form. That way qemu generates all of the e820 tables and we can
>>>> declare whatever we want. Just add a type field in the table.
>>>
>>> I am fine with having QEMU build the e820 tables completely if there is
>>> a consensus to take that path.
>>
>> I agree. We better get this right :-). I don't want to maintain 5
>> versions of an 380 fw_cfg interface.
>
> Looking at the internals, some of the e820 entries are based on compile
> time constants for the BIOS, so it will be hard to pass those from
> QEMU, but we could do it in a way so we pass a number of additional
> e820 entries. Ie. address, length, and type.
Yes, sounds good. Should be fairly extensible then. What about memory holes? Do
we need to take care of them?
Alex
- [Qemu-devel] Re: [PATCH] Seabios - read e820 table from qemu_cfg, (continued)
[Qemu-devel] [PATCH] QEMU-KVM - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
- [Qemu-devel] [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Alexander Graf, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Alexander Graf, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg,
Alexander Graf <=
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Anthony Liguori, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Alexander Graf, 2010/01/25
- [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/25
[Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Gleb Natapov, 2010/01/26
[Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg, Jes Sorensen, 2010/01/26