On 08/22/16 02:35, Ard Biesheuvel wrote: > Now that Laszlo's virtio-gpu-pci have removed the last remaining obstacle, > we can get rid of the special PciHostBridgeDxe implementation in ArmVirtPkg, > and move to the generic one. This will allow us to perform DMA above 4GB > without bounce buffering, and use 64-bit MMIO BARs. > > Patch #1 removes the linux,pci-probe-only override which does more harm than > good now that we switched to virtio-gp-pci, which does not expose a raw > framebuffer. > > Patch #2 implements PciHostBridgeLib for platforms exposing a PCI host bridge > using a pci-host-ecam-generic DT node. > > Patch #3 switches to the generic PciHostBridgeDxe, with no change in > functionality other than support for DMA above 4 GB without bounce buffering. > > Patch #4 adds support for 64-bit MMIO BARs > > Patch #5 removes the now obsolete PciHostBridgeDxe from ArmVirPkg. > > Ard Biesheuvel (5): > ArmVirtPkg/PciHostBridgeDxe: don't set linux,pci-probe-only DT > property > ArmVirtPkg: implement FdtPciHostBridgeLib > ArmVirtPkg/ArmVirtQemu: switch to generic PciHostBridgeDxe > ArmVirtPkg/FdtPciHostBridgeLib: add MMIO64 support > ArmVirtPkg: remove now unused PciHostBridgeDxe > > ArmVirtPkg/ArmVirtQemu.dsc | 7 +- > ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc | 3 +- > ArmVirtPkg/ArmVirtQemuKernel.dsc | 7 +- > ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c | 417 ++++ > ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf | 56 + > ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c | 1496 > -------------- > ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.h | 499 ----- > ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf | 64 - > ArmVirtPkg/PciHostBridgeDxe/PciRootBridgeIo.c | 2144 > -------------------- > 9 files changed, 487 insertions(+), 4206 deletions(-) > create mode 100644 > ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c > create mode 100644 > ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf > delete mode 100644 ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.c > delete mode 100644 ArmVirtPkg/PciHostBridgeDxe/PciHostBridge.h > delete mode 100644 ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf > delete mode 100644 ArmVirtPkg/PciHostBridgeDxe/PciRootBridgeIo.c >
Awesome! I'm unsure when I'll have time to review this series during the Forum, but I should (and will) say that I'm very grateful to you for picking this up! Cheers Laszlo _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
