| pnpbios.4 (148066) | pnpbios.4 (208027) |
|---|---|
| 1.\" 2.\" Copyright (c) 2001 3.\" Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: --- 10 unchanged lines hidden (view full) --- 19.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" | 1.\" 2.\" Copyright (c) 2001 3.\" Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: --- 10 unchanged lines hidden (view full) --- 19.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" |
| 27.\" $FreeBSD: head/share/man/man4/man4.i386/pnpbios.4 148066 2005-07-15 17:35:26Z hrs $ | 27.\" $FreeBSD: head/share/man/man4/man4.i386/pnpbios.4 208027 2010-05-13 12:07:55Z uqs $ |
| 28.Dd September 20, 2001 29.Dt PNPBIOS 4 i386 30.Os 31.Sh NAME 32.Nm pnpbios 33.Nd support for embedded devices on the motherboard 34.Sh DESCRIPTION 35The 36.Nm 37driver enumerates embedded ISA devices on the motherboard whose BIOS 38supports 39.Dq "Plug and Play BIOS Specification" . 40It assigns ISA bus resources (interrupt line, DMA channel, I/O ports, 41and memory region) to each device and activates it. 42.Pp 43If it cannot assign necessary resources to a device without 44causing conflict with other devices in the system, 45the device will not be activated and will be unavailable 46to programs. | 28.Dd September 20, 2001 29.Dt PNPBIOS 4 i386 30.Os 31.Sh NAME 32.Nm pnpbios 33.Nd support for embedded devices on the motherboard 34.Sh DESCRIPTION 35The 36.Nm 37driver enumerates embedded ISA devices on the motherboard whose BIOS 38supports 39.Dq "Plug and Play BIOS Specification" . 40It assigns ISA bus resources (interrupt line, DMA channel, I/O ports, 41and memory region) to each device and activates it. 42.Pp 43If it cannot assign necessary resources to a device without 44causing conflict with other devices in the system, 45the device will not be activated and will be unavailable 46to programs. |
| 47.Sh CAVEATS 48There is no explicit way to disable individual embedded devices. 49The 50.Nm 51driver will find all devices reported by the 52.Dq "Plug and Play (PnP)" 53BIOS and try to activate them all. 54.Pp 55There is no way to explicitly assign particular resource to a device. 56The resource assignment is fully automatic and there is 57no provision for manual override. | |
| 58.Sh SEE ALSO 59.Xr pnp 4 60.Sh STANDARDS 61.Rs 62.%A Compaq 63.%A Phenix 64.%A Intel 65.%T "Plug and Play BIOS Specification Version 1.0A" --- 12 unchanged lines hidden (view full) --- 78.Nm 79driver first appeared in 80.Fx 4.0 . 81.Sh AUTHORS 82The 83.Nm 84driver was written by 85.An Mike Smith . | 47.Sh SEE ALSO 48.Xr pnp 4 49.Sh STANDARDS 50.Rs 51.%A Compaq 52.%A Phenix 53.%A Intel 54.%T "Plug and Play BIOS Specification Version 1.0A" --- 12 unchanged lines hidden (view full) --- 67.Nm 68driver first appeared in 69.Fx 4.0 . 70.Sh AUTHORS 71The 72.Nm 73driver was written by 74.An Mike Smith . |
| 75.Sh CAVEATS 76There is no explicit way to disable individual embedded devices. 77The 78.Nm 79driver will find all devices reported by the 80.Dq "Plug and Play (PnP)" 81BIOS and try to activate them all. 82.Pp 83There is no way to explicitly assign particular resource to a device. 84The resource assignment is fully automatic and there is 85no provision for manual override. |
|