1# 2# PCI configuration 3# 4config PCI_MSI 5 bool "Message Signaled Interrupts (MSI and MSI-X)" 6 depends on PCI 7 depends on (X86_LOCAL_APIC && X86_IO_APIC) || IA64 8 help 9 This allows device drivers to enable MSI (Message Signaled 10 Interrupts). Message Signaled Interrupts enable a device to 11 generate an interrupt using an inbound Memory Write on its 12 PCI bus instead of asserting a device IRQ pin. 13 14 If you don't know what to do here, say N. 15 16config PCI_LEGACY_PROC 17 bool "Legacy /proc/pci interface" 18 depends on PCI 19 ---help--- 20 This feature enables a procfs file -- /proc/pci -- that provides a 21 summary of PCI devices in the system. 22 23 This feature has been deprecated as of v2.5.53, in favor of using the 24 tool lspci(8). This feature may be removed at a future date. 25 26 lspci can provide the same data, as well as much more. lspci is a part of 27 the pci-utils package, which should be installed by your distribution. 28 See <file:Documentation/Changes> for information on where to get the latest 29 version. 30 31 When in doubt, say N. 32 33config PCI_DEBUG 34 bool "PCI Debugging" 35 depends on PCI && DEBUG_KERNEL 36 help 37 Say Y here if you want the PCI core to produce a bunch of debug 38 messages to the system log. Select this if you are having a 39 problem with PCI support and want to see more of what is going on. 40 41 When in doubt, say N. 42 43