subject:"\[edk2\-devel\] \[PATCH for\-edk2\-stable201905 2\/6\] Revert \"OvmfPkg\/PlatformPei\: reorder the 32\-bit PCI window vs. the PCIEXBAR on q35\""

Re: [edk2-devel] [PATCH for-edk2-stable201905 2/6] Revert "OvmfPkg/PlatformPei: reorder the 32-bit PCI window vs. the PCIEXBAR on q35"

2019-05-29 Thread Philippe Mathieu-Daudé

On 5/29/19 5:12 PM, Laszlo Ersek wrote: > This reverts commit 75136b29541b0e093a51d2e2c2af8d19855c2b60. > > The original fix for > triggered a bug / incorrect assumption in QEMU. > > QEMU assumes that the PCIEXBAR is below the 32-bit PCI

[edk2-devel] [PATCH for-edk2-stable201905 2/6] Revert "OvmfPkg/PlatformPei: reorder the 32-bit PCI window vs. the PCIEXBAR on q35"

2019-05-29 Thread Laszlo Ersek

This reverts commit 75136b29541b0e093a51d2e2c2af8d19855c2b60. The original fix for triggered a bug / incorrect assumption in QEMU. QEMU assumes that the PCIEXBAR is below the 32-bit PCI window, not above it. When the firmware doesn't satisfy