Use consistent terminology in the usage message, the man page

synopsis, and the man page description ("selector" vs. "sel" and
"addr" vs. "reg").

Fix the usage message and man page synopsis to show that the "value"
argument is not optional.

2 files changed, 10 insertions, 10 deletions

diff --git a/usr.sbin/pciconf/pciconf.8 b/usr.sbin/pciconf/pciconf.8
index c44d564..ec419a8 100644
--- a/usr.sbin/pciconf/pciconf.8
+++ b/usr.sbin/pciconf/pciconf.8
@@ -34,11 +34,11 @@
 .Nm
 .Fl l Op Fl v
 .Nm
-.Fl a Ar sel
+.Fl a Ar selector
 .Nm
-.Fl r Oo Fl b | h Oc Ar sel addr Ns Op : Ns Ar addr
+.Fl r Oo Fl b | h Oc Ar selector addr Ns Op : Ns Ar addr2
 .Nm
-.Fl w Oo Fl b | h Oc Ar sel addr Op Ar value
+.Fl w Oo Fl b | h Oc Ar selector addr value
 .Sh DESCRIPTION
 The
 .Nm
@@ -138,19 +138,19 @@ non-zero indicates that it does not.
 The
 .Fl r
 option reads a configuration space register at byte offset
-.Ar reg
+.Ar addr
 of device
 .Ar selector
 and prints out its value in hexadecimal.
-The optional second
-.Ar reg2
+The optional second address
+.Ar addr2
 specifies a range to read.
 The
 .Fl w
 option writes the
 .Ar value
 into a configuration space register at byte offset
-.Ar reg
+.Ar addr
 of device
 .Ar selector .
 For both operations, the flags
diff --git a/usr.sbin/pciconf/pciconf.c b/usr.sbin/pciconf/pciconf.c
index 6a18b6d..764fd3d 100644
--- a/usr.sbin/pciconf/pciconf.c
+++ b/usr.sbin/pciconf/pciconf.c
@@ -80,9 +80,9 @@ usage()
 {
 	fprintf(stderr, "%s\n%s\n%s\n%s\n",
 		"usage: pciconf -l [-v]",
-		"       pciconf -a sel",
-		"       pciconf -r [-b | -h] sel addr[:addr]",
-		"       pciconf -w [-b | -h] sel addr [value]");
+		"       pciconf -a selector",
+		"       pciconf -r [-b | -h] selector addr[:addr2]",
+		"       pciconf -w [-b | -h] selector addr value");
 	exit (1);
 }