Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg

Jes Sorensen
2010-01-26T08:37:04Z

On 01/26/10 07:46, Gleb Natapov wrote:
> On Mon, Jan 25, 2010 at 06:13:35PM +0100, Jes Sorensen wrote:
>> I am fine with having QEMU build the e820 tables completely if there is
>> a consensus to take that path.
>>
> QEMU can't build the e820 map completely. There are things it doesn't
> know. Like how much memory ACPI tables take and where they are located.

Good point!

I think the conclusion is to do a load-extra-tables kinda interface
allowing QEMU to pass in a bunch of them, but leaving things like the
ACPI space for the BIOS to reserve.

Cheers,
Jes