diff options
author | Martin Pieuchot <mpi@cvs.openbsd.org> | 2019-12-06 09:48:03 +0000 |
---|---|---|
committer | Martin Pieuchot <mpi@cvs.openbsd.org> | 2019-12-06 09:48:03 +0000 |
commit | 523a5b34f330e6624ac11104149654f28022f7e7 (patch) | |
tree | 9d969a7fb529ef3d8557e96084636a6817ccfe4d /share/man/man4 | |
parent | 8fbd7851a98a4d46db86ee5fc9e9bd80354ed999 (diff) |
Retire piixpcib(4).
When PAE came back in 2015 the use of kvm86, required for SpeedStep on
such machine, got disabled. So there's no loss of functionality.
ok stsp@
Diffstat (limited to 'share/man/man4')
-rw-r--r-- | share/man/man4/man4.i386/Makefile | 4 | ||||
-rw-r--r-- | share/man/man4/man4.i386/piixpcib.4 | 74 |
2 files changed, 2 insertions, 76 deletions
diff --git a/share/man/man4/man4.i386/Makefile b/share/man/man4/man4.i386/Makefile index cd166d0a194..3fae7fbbe42 100644 --- a/share/man/man4/man4.i386/Makefile +++ b/share/man/man4/man4.i386/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.77 2019/05/06 03:19:27 mlarkin Exp $ +# $OpenBSD: Makefile,v 1.78 2019/12/06 09:48:02 mpi Exp $ # from: @(#)Makefile 5.1 (Berkeley) 2/12/91 # Id: Makefile,v 1.4 1995/12/14 05:41:38 deraadt Exp $ @@ -6,7 +6,7 @@ MAN= amdpcib.4 amdmsr.4 apm.4 autoconf.4 bios.4 cpu.4 elansc.4 \ esm.4 geodesc.4 glxpcib.4 glxsb.4 gscpcib.4 gscpm.4 gus.4 ie.4 \ ichpcib.4 intro.4 ioapic.4 \ joy.4 le.4 lms.4 mem.4 mms.4 mpbios.4 mtrr.4 npx.4 nvram.4 \ - pas.4 pcibios.4 pctr.4 piixpcib.4 sb.4 \ + pas.4 pcibios.4 pctr.4 sb.4 \ skgpio.4 tcpcib.4 uha.4 wds.4 wdt.4 MANSUBDIR=i386 diff --git a/share/man/man4/man4.i386/piixpcib.4 b/share/man/man4/man4.i386/piixpcib.4 deleted file mode 100644 index 631f8e6becc..00000000000 --- a/share/man/man4/man4.i386/piixpcib.4 +++ /dev/null @@ -1,74 +0,0 @@ -.\" $OpenBSD: piixpcib.4,v 1.4 2007/10/08 12:48:21 jmc Exp $ -.\" -.\" Copyright (c) 2007 Stefan Sperling <stsp@stsp.in-berlin.de> -.\" -.\" Permission to use, copy, modify, and distribute this software for any -.\" purpose with or without fee is hereby granted, provided that the above -.\" copyright notice and this permission notice appear in all copies. -.\" -.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES -.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF -.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR -.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES -.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN -.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF -.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -.\" -.Dd $Mdocdate: October 8 2007 $ -.Dt PIIXPCIB 4 i386 -.Os -.Sh NAME -.Nm piixpcib -.Nd Intel PIIX4 ISA bridges -.Sh SYNOPSIS -.Cd "piixpcib* at pci?" -.Cd "isa* at piixpcib?" -.Sh DESCRIPTION -The -.Nm -driver supports Intel -.Tn 82371AB -and -.Tn 82440MX -PIIX4 ISA bridges. -.Pp -Besides the core functionality, the -.Nm -driver provides support for the first generation of Intel's SpeedStep -technology present in some Pentium III CPUs. -It allows the user to manually control CPU frequency with the -.Xr sysctl 8 -program. -The -.Xr apmd 8 -daemon can be used to automatically control CPU frequency. -SpeedStep provides two CPU power states, low and high. -The driver will switch the CPU into low power state if the -.Va hw.setperf -sysctl is less than or equal to 50, -and into high power state if it is greater than 50. -.Sh SEE ALSO -.Xr cpu 4 , -.Xr ichpcib 4 , -.Xr intro 4 , -.Xr isa 4 , -.Xr pci 4 , -.Xr apmd 8 , -.Xr sysctl 8 -.Sh HISTORY -The -.Nm -driver first appeared in -.Ox 4.2 . -.Sh BUGS -The driver sometimes fails to update the hw.cpuspeed sysctl correctly -after switching power state. -The reason is that there seems to be -no reliable way to determine CPU frequencies corresponding to low -and high power states, so the driver has to rely on the p3_update_cpuspeed -function to dynamically determine CPU speed after switching power state. -This seems to fail occasionally, especially if interrupt load of the system -is high. -Note that this bug is purely cosmetic. -Switching power state still -works even if the CPU speed is displayed incorrectly. |