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Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location pr
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location provided by emulator |
Date: |
Mon, 14 Oct 2013 10:01:37 +0200 |
Hi,
> > > But RamSizeOver4G still doesn't allow correctly place PCI window if large
> > > amount of memory present/reserved.
> > BTW: I don't think it's good practice to change semantics of an old
> > interface
> > in general. It's less confusing to leave old interface as is (obsoleting it
> > eventually) and use a new one.
> I agree. The RamSizeOver4G (as passed via three cmos bytes) is ugly -
> lets not make it more complex.
Also it would mix up two different (although related) things: Actual
memory and reserving address space for memory (which then might be
hotplugged).
> Any new info can be passed via fw_cfg.
Plan is to extend the existing e820 table passed from qemu. Today it
carries reservations only. We can stick ram ranges in there too.
cheers,
Gerd
- [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/13
- Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/13
- Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Kevin O'Connor, 2013/10/13
- Re: [Qemu-devel] [SeaBIOS] [PATCH v2] map 64-bit PCI BARs at location provided by emulator,
Gerd Hoffmann <=
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/13
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Gerd Hoffmann, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Gerd Hoffmann, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Igor Mammedov, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Michael S. Tsirkin, 2013/10/14
- Re: [Qemu-devel] [PATCH v2] map 64-bit PCI BARs at location provided by emulator, Gerd Hoffmann, 2013/10/15