Re: [Qemu-devel] [PATCH v6 4/7] hw/pci-bridge: disable hotplug in PXB

2015-06-17 Thread Marcel Apfelbaum
On 06/17/2015 04:45 PM, Michael S. Tsirkin wrote: On Wed, Jun 17, 2015 at 02:45:02PM +0200, Laszlo Ersek wrote: OVMF downloads the ACPI linker/loader script from QEMU when the edk2 PCI Bus driver globally signals the firmware that PCI enumeration and resource allocation have completed. At this p

Re: [Qemu-devel] [PATCH v6 4/7] hw/pci-bridge: disable hotplug in PXB

2015-06-17 Thread Michael S. Tsirkin
On Wed, Jun 17, 2015 at 02:45:02PM +0200, Laszlo Ersek wrote: > OVMF downloads the ACPI linker/loader script from QEMU when the edk2 PCI > Bus driver globally signals the firmware that PCI enumeration and resource > allocation have completed. At this point QEMU regenerates the ACPI payload > in an

[Qemu-devel] [PATCH v6 4/7] hw/pci-bridge: disable hotplug in PXB

2015-06-17 Thread Laszlo Ersek
OVMF downloads the ACPI linker/loader script from QEMU when the edk2 PCI Bus driver globally signals the firmware that PCI enumeration and resource allocation have completed. At this point QEMU regenerates the ACPI payload in an fw_cfg read callback, and this is when the PXB's _CRS gets populated.