diff options
Diffstat (limited to 'drivers/pci/Kconfig')
-rw-r--r-- | drivers/pci/Kconfig | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig new file mode 100644 index 00000000000..7f31991772e --- /dev/null +++ b/drivers/pci/Kconfig @@ -0,0 +1,59 @@ +# +# PCI configuration +# +config PCI_MSI + bool "Message Signaled Interrupts (MSI and MSI-X)" + depends on PCI + depends on (X86_LOCAL_APIC && X86_IO_APIC) || IA64 + help + This allows device drivers to enable MSI (Message Signaled + Interrupts). Message Signaled Interrupts enable a device to + generate an interrupt using an inbound Memory Write on its + PCI bus instead of asserting a device IRQ pin. + + If you don't know what to do here, say N. + +config PCI_LEGACY_PROC + bool "Legacy /proc/pci interface" + depends on PCI + ---help--- + This feature enables a procfs file -- /proc/pci -- that provides a + summary of PCI devices in the system. + + This feature has been deprecated as of v2.5.53, in favor of using the + tool lspci(8). This feature may be removed at a future date. + + lspci can provide the same data, as well as much more. lspci is a part of + the pci-utils package, which should be installed by your distribution. + See <file:Documentation/Changes> for information on where to get the latest + version. + + When in doubt, say N. + +config PCI_NAMES + bool "PCI device name database" + depends on PCI + ---help--- + By default, the kernel contains a database of all known PCI device + names to make the information in /proc/pci, /proc/ioports and + similar files comprehensible to the user. + + This database increases size of the kernel image by about 80KB. This + memory is freed after the system boots up if CONFIG_HOTPLUG is not set. + + Anyway, if you are building an installation floppy or kernel for an + embedded system where kernel image size really matters, you can disable + this feature and you'll get device ID numbers instead of names. + + When in doubt, say Y. + +config PCI_DEBUG + bool "PCI Debugging" + depends on PCI && DEBUG_KERNEL + help + Say Y here if you want the PCI core to produce a bunch of debug + messages to the system log. Select this if you are having a + problem with PCI support and want to see more of what is going on. + + When in doubt, say N. + |