PCI: Add "pci=hpmmiosize" and "pci=hpmmioprefsize" parameters
The existing "pci=hpmemsize=nn[KMG]" kernel parameter overrides the default size of both the non-prefetchable and the prefetchable MMIO windows for hotplug bridges. Add "pci=hpmmiosize=nn[KMG]" to override the default size of only the non-prefetchable MMIO window. Add "pci=hpmmioprefsize=nn[KMG]" to override the default size of only the prefetchable MMIO window. Link: https://lore.kernel.org/r/SL2P216MB0187E4D0055791957B7E2660806B0@SL2P216MB0187.KORP216.PROD.OUTLOOK.COM Signed-off-by:Nicholas Johnson <nicholas.johnson-opensource@outlook.com.au> Signed-off-by:
Bjorn Helgaas <bhelgaas@google.com> Reviewed-by:
Mika Westerberg <mika.westerberg@linux.intel.com>
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- Documentation/admin-guide/kernel-parameters.txt 8 additions, 1 deletionDocumentation/admin-guide/kernel-parameters.txt
- drivers/pci/pci.c 16 additions, 4 deletionsdrivers/pci/pci.c
- drivers/pci/pci.h 2 additions, 1 deletiondrivers/pci/pci.h
- drivers/pci/setup-bus.c 13 additions, 11 deletionsdrivers/pci/setup-bus.c
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