@@ -2227,6 +2227,21 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
This sorting is done to get a device
order compatible with older (<= 2.4) kernels.
nobfsort Don't sort PCI devices into breadth-first order.
+ pcie_bus_tune_off Disable PCI-E MPS turning and using
+ the BIOS configured MPS defaults.
+ pcie_bus_safe Use the smallest common denominator MPS
+ of the entire tree below a root complex for every device
+ on that fabric. Can avoid inconsistent mps problem caused
+ by hotplug.
+ pcie_bus_perf Configure pcie device MPS to the largest allowable
+ MPS based on its parent bus. And also set MRRS to the
+ largest supported value but cannot be configured larger
+ than the MPS the device or the bus can support for Max
+ pcie_bus_peer2peer Make the system wide MPS the smallest
+ possible value (128B).This configuration could prevent it
+ from working by having the MPS on one root port different
+ than the MPS on another.
cbiosize=nn[KMG] The fixed amount of bus space which is
reserved for the CardBus bridge's IO window.
The default value is 256 bytes.