M7350v1_en_gpl

oe-core/meta-msm/recipes/startup-scripts/files/msm8974/firmware-links.sh

@@ -0,0 +1,138 @@
+#!/bin/sh
+# Copyright (c) 2013, The Linux Foundation. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+#       copyright notice, this list of conditions and the following
+#       disclaimer in the documentation and/or other materials provided
+#       with the distribution.
+#     * Neither the name of The Linux Foundation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# firmware-links        init.d script to install the firmware links
+#
+
+# No path is set up at this point so we have to do it here.
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+export PATH
+
+mkdir -p /firmware
+mount -t vfat /dev/mmcblk0p1 /firmware
+
+# Check for images and set up symlinks
+cd /firmware/image
+
+# Get the list of files in /firmware/image
+# for which sym links have to be created
+
+fwfiles=$(ls modem* adsp* wcnss* mba*)
+modem_fwfiles=$(ls modem_fw.mdt)
+
+# Check if the links with similar names
+# have been created in /lib/firmware
+
+mkdir -p /lib/firmware
+cd /lib/firmware
+linksNeeded=0
+
+# For everyfile in fwfiles check if
+# the corresponding file exists
+for fwfile in $fwfiles
+do
+   # if (condition) does not seem to work
+   # with the android shell. Therefore
+   # make do with case statements instead.
+   # if a file named $fwfile is present
+   # no need to create links. If the file
+   # with the name $fwfile is not present
+   # need to create links.
+
+   fw_file=$(ls $fwfile)
+   if [ "$fw_file" == "$fwfile" ]
+   then
+      continue
+   else
+      linksNeeded=1
+      break
+   fi
+done
+
+case $linksNeeded in
+   1)
+      cd /firmware/image
+
+      case `ls modem.mdt 2>/dev/null` in
+         modem.mdt)
+            for imgfile in modem*
+            do
+               ln -s /firmware/image/$imgfile /lib/firmware/$imgfile 2>/dev/null
+            done
+            ;;
+        *)
+            # trying to log here but nothing will be logged since it is
+            # early in the boot process. Is there a way to log this message?
+            echo "PIL no modem image found"
+            ;;
+      esac
+
+      case `ls adsp.mdt 2>/dev/null` in
+         adsp.mdt)
+            for imgfile in adsp*
+            do
+               ln -s /firmware/image/$imgfile /lib/firmware/$imgfile 2>/dev/null
+            done
+            ;;
+         *)
+            echo "PIL no adsp image found"
+            ;;
+      esac
+
+      case `ls wcnss.mdt 2>/dev/null` in
+         wcnss.mdt)
+            for imgfile in wcnss*
+            do
+               ln -s /firmware/image/$imgfile /lib/firmware/$imgfile 2>/dev/null
+            done
+            ;;
+         *)
+            echo "PIL no wcnss image found"
+            ;;
+      esac
+
+      case `ls mba.mdt 2>/dev/null` in
+         mba.mdt)
+            for imgfile in mba*
+            do
+               ln -s /firmware/image/$imgfile /lib/firmware/$imgfile 2>/dev/null
+            done
+            ;;
+         *)
+            echo "PIL no mba image found"
+            ;;
+      esac
+	  ;;
+
+   *)
+      echo "Nothing to do. No firmware links needed."
+      ;;
+esac
+
+cd /
+exit 0