Re: [Qemu-devel] [RfC PATCH] e820: pass high memory too.

2013-10-11 Thread Gerd Hoffmann
Hi, > BTW: what about OVMF and core boot, how would they know that there is more > then 1Tb RAM? They should look at fw_cfg too. Both have support for fw_cfg already, but don't parse the e820 table today. Shouldn't be that hard to add though. cheers, Gerd

Re: [Qemu-devel] [RfC PATCH] e820: pass high memory too.

2013-10-11 Thread Igor Mammedov
On Fri, 11 Oct 2013 14:27:12 +0200 Gerd Hoffmann wrote: > On Fr, 2013-10-11 at 13:20 +0200, Igor Mammedov wrote: > > On Thu, 10 Oct 2013 14:54:29 +0200 > > Gerd Hoffmann wrote: > > > > > We have a fw_cfg entry to pass e820 entries from qemu to the firmware. > > > Today it's used to pass reserva

Re: [Qemu-devel] [RfC PATCH] e820: pass high memory too.

2013-10-11 Thread Gerd Hoffmann
On Fr, 2013-10-11 at 13:20 +0200, Igor Mammedov wrote: > On Thu, 10 Oct 2013 14:54:29 +0200 > Gerd Hoffmann wrote: > > > We have a fw_cfg entry to pass e820 entries from qemu to the firmware. > > Today it's used to pass reservations only. This patch makes qemu pass > > entries for RAM too. > >

Re: [Qemu-devel] [RfC PATCH] e820: pass high memory too.

2013-10-11 Thread Igor Mammedov
On Thu, 10 Oct 2013 14:54:29 +0200 Gerd Hoffmann wrote: > We have a fw_cfg entry to pass e820 entries from qemu to the firmware. > Today it's used to pass reservations only. This patch makes qemu pass > entries for RAM too. > > This allows to pass RAM sizes larger than 1TB to the firmware and i