File 0151-fcoe-add-EDD-parsing.patch of Package dracut

From 70dfe537d2167ebc7a32a2f42fe03cea40afb05b Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Tue, 7 Dec 2010 16:55:06 +0100
Subject: [PATCH] fcoe: add EDD parsing

---
 dracut.8                       |  8 ++++----
 modules.d/95fcoe/install       |  2 +-
 modules.d/95fcoe/installkernel |  2 +-
 modules.d/95fcoe/parse-fcoe.sh | 42 +++++++++++++++++++++++++++++++++++++-----
 4 files changed, 43 insertions(+), 11 deletions(-)

diff --git a/dracut.8 b/dracut.8
index 45d3295..1139f75 100644
--- a/dracut.8
+++ b/dracut.8
@@ -358,10 +358,10 @@ will read the iscsi parameter from the BIOS firmware
 
 .SS FCoE
 .TP
-.BR netroot= fcoe:<interface|MAC>:<dcb|nodcb>
-Try to connect to a FCoE SAN through the NIC specified by <interface> or <MAC>,
-for the second argument, currently only nodcb is supported. Note letters in
-the MAC-address must be lowercase!
+.BR fcoe=<edd|interface|MAC>:<dcb|nodcb>
+Try to connect to a FCoE SAN through the NIC specified by <interface> or <MAC> or EDD settings.
+Note letters in the MAC-address must be lowercase!
+This parameter can be specified multiple times.
 
 .SS NBD
 .TP
diff --git a/modules.d/95fcoe/install b/modules.d/95fcoe/install
index db08a34..d022f6c 100755
--- a/modules.d/95fcoe/install
+++ b/modules.d/95fcoe/install
@@ -9,5 +9,5 @@ inst vconfig
 mkdir -p "$initdir/var/lib/lldpad"
 
 inst "$moddir/fcoe-up" "/sbin/fcoe-up"
-inst_hook pre-udev 60 "$moddir/fcoe-genrules.sh"
+inst "$moddir/fcoe-genrules.sh" "/sbin/fcoe-genrules.sh"
 inst_hook cmdline 99 "$moddir/parse-fcoe.sh"
diff --git a/modules.d/95fcoe/installkernel b/modules.d/95fcoe/installkernel
index 5ce7ca8..61c3607 100755
--- a/modules.d/95fcoe/installkernel
+++ b/modules.d/95fcoe/installkernel
@@ -1,2 +1,2 @@
 #!/bin/bash
-instmods fcoe 8021q
+instmods fcoe 8021q edd
diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh
index 26a5a1a..52def0a 100755
--- a/modules.d/95fcoe/parse-fcoe.sh
+++ b/modules.d/95fcoe/parse-fcoe.sh
@@ -18,6 +18,9 @@
 # If it's not set we don't continue
 [ -z "$fcoe" ] && return
 
+# FCoE actually supported?
+[ -e /sys/module/fcoe/parameters/create ] || modprobe fcoe || die "FCoE requested but kernel/initrd does not support FCoE"
+
 parse_fcoe_opts() {
     local IFS=:
     set $fcoe
@@ -26,22 +29,51 @@ parse_fcoe_opts() {
         2)
             fcoe_interface=$1
             fcoe_dcb=$2
+            return 0
             ;;
         7)
             fcoe_mac=$1:$2:$3:$4:$5:$6
             fcoe_dcb=$7
+            return 0
             ;;
         *)
-            die "Invalid arguments for fcoe="
+            warn "Invalid arguments for fcoe=$fcoe"
+            return 1
             ;;
     esac
 }
 
 parse_fcoe_opts
 
-if [ "$fcoe_dcb" != "nodcb" -a "$fcoe_dcb" != "dcb" ] ; then
-    die "Invalid FCoE DCB option: $fcoe_dcb"
+if [ "$fcoe_interface" = "edd" ]; then
+    if [ "$fcoe_dcb" != "nodcb" -a "$fcoe_dcb" != "dcb" ] ; then
+        warn "Invalid FCoE DCB option: $fcoe_dcb"
+    fi
+    [ -d /sys/firmware/edd ] || modprobe edd
+    # parse edd interfaces
+    for disk in /sys/firmware/edd/int13_*; do
+        [ -d $disk ] || continue
+        for nic in ${disk}/pci_dev/net/*; do
+            [ -d $nic ] || continue
+            if [ -e ${nic}/address ]; then
+                unset fcoe_mac
+                unset fcoe_interface
+                fcoe_mac=$(cat ${nic}/address)
+                [ -n "$fcoe_mac" ] && source /sbin/fcoe-genrules.sh
+            fi
+        done
+    done
+else
+    for fcoe in $(getargs fcoe=); do
+        unset fcoe_mac
+        unset fcoe_interface
+        parse_fcoe_opts
+        if [ "$fcoe_dcb" != "nodcb" -a "$fcoe_dcb" != "dcb" ] ; then
+            warn "Invalid FCoE DCB option: $fcoe_dcb"
+        fi
+        source /sbin/fcoe-genrules.sh
+    done
+else
+    warn "Invalid arguments for fcoe=$fcoe"
 fi
 
-# FCoE actually supported?
-[ -e /sys/module/fcoe/parameters/create ] || modprobe fcoe || die "FCoE requested but kernel/initrd does not support FCoE"
-- 
1.8.3.1