diff options
Diffstat (limited to 'drivers/pnp/pnpbios/Kconfig')
| -rw-r--r-- | drivers/pnp/pnpbios/Kconfig | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/pnp/pnpbios/Kconfig b/drivers/pnp/pnpbios/Kconfig new file mode 100644 index 000000000..50c3dd065 --- /dev/null +++ b/drivers/pnp/pnpbios/Kconfig @@ -0,0 +1,42 @@ +# +# Plug and Play BIOS configuration +# +config PNPBIOS + bool "Plug and Play BIOS support" + depends on ISA && X86 + default n + ---help--- + Linux uses the PNPBIOS as defined in "Plug and Play BIOS + Specification Version 1.0A May 5, 1994" to autodetect built-in + mainboard resources (e.g. parallel port resources). + + Some features (e.g. event notification, docking station information, + ISAPNP services) are not currently implemented. + + If you would like the kernel to detect and allocate resources to + your mainboard devices (on some systems they are disabled by the + BIOS) say Y here. Also the PNPBIOS can help prevent resource + conflicts between mainboard devices and other bus devices. + + Note: ACPI is expected to supersede PNPBIOS some day, currently it + co-exists nicely. If you have a non-ISA system that supports ACPI, + you probably don't need PNPBIOS support. + +config PNPBIOS_PROC_FS + bool "Plug and Play BIOS /proc interface" + depends on PNPBIOS && PROC_FS + ---help--- + If you say Y here and to "/proc file system support", you will be + able to directly access the PNPBIOS. This includes resource + allocation, ESCD, and other PNPBIOS services. Using this + interface is potentially dangerous because the PNPBIOS driver will + not be notified of any resource changes made by writing directly. + Also some buggy systems will fault when accessing certain features + in the PNPBIOS /proc interface (e.g. "boot" configs). + + See the latest pcmcia-cs (stand-alone package) for a nice set of + PNPBIOS /proc interface tools (lspnp and setpnp). + + Unless you are debugging or have other specific reasons, it is + recommended that you say N here. + |