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Fix manual and usage bug. The ucode command can take [cpuno] argument.

This commit is contained in:
msaitoh 2014-11-20 12:49:13 +00:00
parent 215bab86a5
commit ce7f2410b4
2 changed files with 15 additions and 6 deletions
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15
usr.sbin/cpuctl/cpuctl.8
View File

@ -1,4 +1,4 @@
.\" $NetBSD: cpuctl.8,v 1.12 2014/02/19 09:13:21 szptvlfn Exp $
.\" $NetBSD: cpuctl.8,v 1.13 2014/11/20 12:49:13 msaitoh Exp $
.\"
.\" Copyright (c) 2007, 2008, 2012 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -67,8 +67,17 @@ away from individual CPUs.
At least one CPU in the system must remain on line.
.It online Ar cpuno
Set the specified CPU on line, making it available to run unbound LWPs.
.It ucode Op Ar file
This applies the microcode patch on all CPUs.
.It ucode Xo
.Op Ar cpuno
.Op Ar file
.Xc
This applies the microcode patch to CPUs.
If
.Ar cpuno
is not specified or -1, all CPUs are updated.
If
.Ar cpuno
is -2, the current CPUs are updated.
The default filename is used if no filename is specified.
The
.Cm identify

6
usr.sbin/cpuctl/cpuctl.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: cpuctl.c,v 1.23 2013/12/23 12:35:33 msaitoh Exp $ */
/* $NetBSD: cpuctl.c,v 1.24 2014/11/20 12:49:13 msaitoh Exp $ */
/*-
* Copyright (c) 2007, 2008, 2009, 2012 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
#ifndef lint
#include <sys/cdefs.h>
__RCSID("$NetBSD: cpuctl.c,v 1.23 2013/12/23 12:35:33 msaitoh Exp $");
__RCSID("$NetBSD: cpuctl.c,v 1.24 2014/11/20 12:49:13 msaitoh Exp $");
#endif /* not lint */
#include <sys/param.h>
@ -137,7 +137,7 @@ usage(void)
fprintf(stderr, " %s online cpuno\n", progname);
fprintf(stderr, " %s intr cpuno\n", progname);
fprintf(stderr, " %s nointr cpuno\n", progname);
fprintf(stderr, " %s ucode [file]\n", progname);
fprintf(stderr, " %s ucode [cpuno] [file]\n", progname);
exit(EXIT_FAILURE);
/* NOTREACHED */
}