Module Name: src
Committed By: wiz
Date: Tue Sep 12 20:45:17 UTC 2023
Modified Files:
src/usr.sbin/cpuctl: cpuctl.8
Log Message:
cpuctl(8): note that AMD updates need to be applied on all CPUs at once
Note that checking dmesg(8) after problems might be helpful.
Sort commands.
Bump date.
To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/usr.sbin/cpuctl/cpuctl.8
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.sbin/cpuctl/cpuctl.8
diff -u src/usr.sbin/cpuctl/cpuctl.8:1.21 src/usr.sbin/cpuctl/cpuctl.8:1.22
--- src/usr.sbin/cpuctl/cpuctl.8:1.21 Mon Mar 6 01:28:54 2023
+++ src/usr.sbin/cpuctl/cpuctl.8 Tue Sep 12 20:45:17 2023
@@ -1,4 +1,4 @@
-.\" $NetBSD: cpuctl.8,v 1.21 2023/03/06 01:28:54 kre Exp $
+.\" $NetBSD: cpuctl.8,v 1.22 2023/09/12 20:45:17 wiz Exp $
.\"
.\" Copyright (c) 2007, 2008, 2012, 2015 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -27,7 +27,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd May 17, 2019
+.Dd September 12, 2023
.Dt CPUCTL 8
.Os
.Sh NAME
@@ -51,9 +51,13 @@ Valid commands are:
.It identify Ar cpu Op Ar cpu ...
Output information on the specified CPU's features and capabilities.
Not available on all architectures.
+.It intr Ar cpu Op Ar cpu ...
+Enable interrupts for the specified CPUs if supported.
.It list
For each CPU in the system, display the current state and time of the last
state change.
+.It nointr Ar cpu Op Ar cpu ...
+Disable interrupts for the specified CPUs if supported.
.It offline Ar cpu Op Ar cpu ...
Set the specified CPUs off line.
.Pp
@@ -79,22 +83,28 @@ already exists on the CPU in question ar
If
.Ar cpu
is not specified or \-1, all CPUs are updated.
+(AMD CPU updates need to be update all CPUs at once.)
If
.Ar cpu
is \-2, the current CPUs are updated.
The default filename is used if no filename is specified.
The
+.Ar file
+pathname containing the ucode updates are searched relative to the
+default firmware path found in
+.Xr sysctl 7
+.Pa hw.firmware.path .
+The
.Cm identify
command prints the installed version on the specified CPUs.
On success the
.Cm identify
command shows different ucode versions before and after this command.
-The ucode updates are found in the default firmware path found in
-sysctl hw.firmware.path.
-.It intr Ar cpu Op Ar cpu ...
-Enable interrupts for the specified CPUs if supported.
-.It nointr Ar cpu Op Ar cpu ...
-Disable interrupts for the specified CPUs if supported.
+.Pp
+Some problems will only be reported in the kernel message buffer,
+so check
+.Xr dmesg 8
+in case of errors.
.El
.Pp
Valid flags are:
