The patch updates VirtioNetDxe to use IOMMU-like member functions to map the system physical address to device address for buffers (including vring, device specific request and response pointed by vring descriptor, and any furter memory reference by those request and response).
Cc: Ard Biesheuvel <[email protected]> Cc: Jordan Justen <[email protected]> Cc: Tom Lendacky <[email protected]> Cc: Laszlo Ersek <[email protected]> Repo: https://github.com/codomania/edk2 Branch: virtio-net-1 Brijesh Singh (5): OvmfPkg/VirtioNetDxe: map VRING using VirtioRingMap() OvmfPkg/VirtioNetDxe: alloc RxBuf using AllocateSharedPages() OvmfPkg/VirtioNetDxe: dynamically alloc transmit header OvmfPkg/VirtioNetDxe: map virtio-net transmit request buffer OvmfPkg/VirtioNetDxe: negotiate VIRTIO_F_IOMMU_PLATFORM OvmfPkg/VirtioNetDxe/VirtioNet.inf | 1 + OvmfPkg/VirtioNetDxe/VirtioNet.h | 27 ++- OvmfPkg/VirtioNetDxe/Events.c | 19 ++ OvmfPkg/VirtioNetDxe/SnpGetStatus.c | 30 +++- OvmfPkg/VirtioNetDxe/SnpInitialize.c | 185 ++++++++++++++++---- OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c | 171 +++++++++++++++++- OvmfPkg/VirtioNetDxe/SnpShutdown.c | 2 + OvmfPkg/VirtioNetDxe/SnpTransmit.c | 37 +++- 8 files changed, 427 insertions(+), 45 deletions(-) -- 2.7.4 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
