Lines Matching +full:msi +full:- +full:address +full:- +full:64

1 # SPDX-License-Identifier: GPL-2.0
27 	  support for PCI-X and the foundations for PCI Express support.
46 	bool "Message Signaled Interrupts (MSI and MSI-X)"
49 	   This allows device drivers to enable MSI (Message Signaled
54 	   Use of PCI MSI interrupts can be disabled at kernel boot time
55 	   by using the 'pci=nomsi' option.  This disables MSI for the
82 	bool "Enable PCI resource re-allocation detection"
86 	  re-allocation needs to be enabled. You can always use pci=realloc=on
88 	  re-allocate PCI resources if SR-IOV BARs have not been allocated by
106 	  require SR-IOV support, while at the same time the PF (Physical
172 	  Process Address Space Identifiers (PASIDs) can be used by PCI devices
173 	  to access more than one IO address space at the same time. To make
190 	bool "PCI peer-to-peer transfer support"
193 	# The need for the scatterlist DMA bus address flag means PCI P2PDMA
194 	# requires 64bit
196 	depends on 64BIT
200 	  Enables drivers to do PCI peer-to-peer transactions to and from
202 	  the hierarchy where peer-to-peer DMA is guaranteed by the PCI
211 	  regions. For example - on a 46 bit system, the entropy goes down
213 	  on the physical address bits, on processor features, kernel config
223 	tristate "Hyper-V PCI Frontend"
250 	  support hotplug and peer-to-peer DMA.
253 	  at compile-time.  The choices are the same as those offered for
254 	  the kernel command-line parameter 'pci', i.e.,
258 	  This is a compile-time setting and can be overridden by the above
259 	  command-line parameters.  If unsure, choose PCIE_BUS_DEFAULT.
278 	  Use largest MPS that boot-time devices support.  If you have a
299 	  hot-added devices or peer-to-peer DMA to fail.  Set MPS to the
300 	  smallest possible value (128B) system-wide to avoid these issues.
311 	  hard-decoded addresses as they did on ISA. When multiple PCI devices