Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-22 Thread Alexander Graf
Am 22.07.2015 um 08:52 schrieb Pavel Fedin p.fe...@samsung.com: Hello! I think the theory we discussed at the time of putting in the PCIe device was that if we wanted this we'd add support for the other PCIe memory window (which would then live at somewhere above 4GB). Alex, can you

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-22 Thread Pavel Fedin
Hello! At least on Seattle we do have several regions with that driver and I don't expect real hardware to provide a model as simple as ours. So yes, I would be very surprised if there were limitations about the split of regions. Thank you for pointing out, i will check. Kind regards,

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-22 Thread Pavel Fedin
Hello! I think the theory we discussed at the time of putting in the PCIe device was that if we wanted this we'd add support for the other PCIe memory window (which would then live at somewhere above 4GB). Alex, can you remember what the idea was? Yes, pretty much. It would give us an

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-20 Thread Peter Maydell
On 20 July 2015 at 09:55, Pavel Fedin p.fe...@samsung.com wrote: Hello! In our project we work on a very fast paravirtualized network I/O drivers, based on ivshmem. We successfully got ivshmem working on ARM, however with one hack. Currently we have: --- cut --- [VIRT_PCIE_MMIO] =

[Qemu-devel] [RFC] Virt machine memory map

2015-07-20 Thread Pavel Fedin
Hello! In our project we work on a very fast paravirtualized network I/O drivers, based on ivshmem. We successfully got ivshmem working on ARM, however with one hack. Currently we have: --- cut --- [VIRT_PCIE_MMIO] = { 0x1000, 0x2eff }, [VIRT_PCIE_PIO] = {

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-20 Thread Alexander Graf
On 07/20/15 11:41, Peter Maydell wrote: On 20 July 2015 at 09:55, Pavel Fedin p.fe...@samsung.com wrote: Hello! In our project we work on a very fast paravirtualized network I/O drivers, based on ivshmem. We successfully got ivshmem working on ARM, however with one hack. Currently we

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-20 Thread Igor Mammedov
On Mon, 20 Jul 2015 13:23:45 +0200 Alexander Graf ag...@suse.de wrote: On 07/20/15 11:41, Peter Maydell wrote: On 20 July 2015 at 09:55, Pavel Fedin p.fe...@samsung.com wrote: Hello! In our project we work on a very fast paravirtualized network I/O drivers, based on ivshmem. We

Re: [Qemu-devel] [RFC] Virt machine memory map

2015-07-20 Thread Alexander Graf
On 07/20/15 15:30, Igor Mammedov wrote: On Mon, 20 Jul 2015 13:23:45 +0200 Alexander Graf ag...@suse.de wrote: On 07/20/15 11:41, Peter Maydell wrote: On 20 July 2015 at 09:55, Pavel Fedin p.fe...@samsung.com wrote: Hello! In our project we work on a very fast paravirtualized network