Signed-off-by: David Vrabel <david.vrabel@nutanix.com> --- NEWS.rst | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index 9312d9ce0f..802f89190a 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -17,6 +17,22 @@ v12.10.0 (unreleased) * **New features** + * qemu: support generic PCIe switch ports + + The ``pcie-switch-upstream-port`` and ``pcie-switch-downstream-port`` + controllers now use QEMU's generic ``pcie-upstream-port`` and + ``pcie-downstream-port`` devices by default, if available, instead of the + ``x3130-upstream`` and ``xio3130-downstream`` devices, which are limited to + a 2.5 GT/s x1 link. Existing domains are unaffected. + + * qemu: configurable PCIe link speed and width + + The new ``speed`` and ``width`` attributes of the ``<target>`` element of + ``pcie-root-port``, ``pcie-switch-upstream-port``, and + ``pcie-switch-downstream-port`` controllers set the PCIe link speed and + width reported to the guest. This allows the apparent bandwidth of a + passed-through device to match the host hardware. + * **Improvements** * **Bug fixes** -- 2.43.0