===================================================================
RCS file: /cvs/openbsd/fw_update/fw_install.sh,v
retrieving revision 1.82
retrieving revision 1.83
diff -u -r1.82 -r1.83
--- openbsd/fw_update/fw_install.sh	2021/12/12 20:24:53	1.82
+++ openbsd/fw_update/fw_install.sh	2021/12/18 20:19:02	1.83
@@ -1,5 +1,5 @@
 #!/bin/ksh
-#	$OpenBSD: fw_install.sh,v 1.82 2021/12/12 20:24:53 afresh1 Exp $
+#	$OpenBSD: fw_install.sh,v 1.83 2021/12/18 20:19:02 afresh1 Exp $
 #
 # Copyright (c) 2021 Andrew Hewus Fresh <afresh1@openbsd.org>
 #
@@ -82,23 +82,37 @@
 }
 
 devices_needing_firmware() {
-	local _d _m _grep _dmesgtail _last=''
+	local _d _m _line _dmesgtail _last=''
 
 	# When we're not in the installer, the dmesg.boot can
 	# contain multiple boots, so only look in the last one
-	_dmesgtail=$( sed -n 'H;/^OpenBSD/h;${g;p;}' /var/run/dmesg.boot )
+	sed -n 'H;/^OpenBSD/h;${g;p;}' /var/run/dmesg.boot | { \
+		_m=0
+		set -A _dmesgtail
+		while read -r _line; do
+			_dmesgtail[$_m]="$_line"
+			let _m=$_m+1
+		done
 
-	grep -v '^[[:space:]]*#' "$FWPATTERNS" |
-	    while read -r _d _m; do
-		_grep="grep"
-		[ "$_last" = "$_d" ] && continue
-		[ "$_m" ] || _m="^${_d}[0-9][0-9]* at "
-		[ "$_m" = "${_m#^}" ] && _grep="fgrep"
+		grep -v '^[[:space:]]*#' "$FWPATTERNS" |
+		    while read -r _d _m; do
+			[ "$_d" = "$_last" ] && continue
+			[ "$_m" ] || _m="^${_d}[0-9] at "
 
-		echo "$_dmesgtail" | $_grep -q "$_m" || continue
-		echo "$_d"
-		_last="$_d"
-	done
+			if [ "$_m" = "${_m#^}" ]; then
+				_m="*$_m"
+			else
+				_m="${_m#^}"
+			fi
+
+			for _line in "${_dmesgtail[@]}"; do
+				if [[ $_line = ${_m}* ]]; then
+					echo "$_d"
+					_last="$_d"
+				fi
+			done
+		    done
+	}
 }
 
 firmware_filename() {