1 files changed, 149 insertions, 0 deletions
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.2/mlinux-switch-cell-fw b/recipes-core/mlinux-scripts/mlinux-scripts-1.2/mlinux-switch-cell-fw
new file mode 100755
index 0000000..9edacac
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.2/mlinux-switch-cell-fw
@@ -0,0 +1,149 @@
+#!/bin/bash
+lna3_chat_link=/etc/ppp/peers/lna3_chat
+lna3_readme=/etc/ppp/peers/README.lna3
+function usage {
+>&2 echo "\
+Usage: $0 <image_id> [timeout]
+    image_id <0|1|-1>  : for dual FW image SKU-s, the id of the image to switch to
+                       (LTE910-NA1 is the only supported radio for now).
+                       -1 is based on SIM
+    timeout            : wait time for radio to come up if set (default : 15 sec)
+    
+"
+    exit 1
+}
+
+if [ $# -gt 2 ] ; then
+    usage
+fi
+
+#
+# Load args (don't wait for the radio by default)
+#
+FWIMAGE=$1
+if ((FWIMAGE < -2)) || ((FWIMAGE > 1)) ; then
+    usage
+fi
+if ! >&2 /usr/sbin/mlinux-cell-radio-ready ; then
+    [ "$VERBOSE" ] && >&2 echo Radio is not ready
+    [ "$VERBOSE" ] && >&2 echo Try again later
+    exit 1
+fi
+if ((FWIMAGE == -1)) ; then
+    iccid=$(radio-query --iccid)
+    if (($? == 0)); then
+        if ((${#iccid} == 0)) ; then
+            [ "$VERBOSE" ] && >&2 echo "No carrier.  Maybe no SIM?"
+            [ "$VERBOSE" ] && >&2 echo "ERROR: Cannot decide on firmware"
+            exit 1
+        fi
+        if [[ "$iccid" =~ ^89148.* ]] ; then
+            ((FWIMAGE=1))
+        else
+            ((FWIMAGE=0))
+        fi
+    else
+       >&2 echo "Cannot get ICCID from SIM"
+       >&2 echo "Try again later"
+       exit 1
+    fi
+fi
+    
+
+TIMEOUT=${2:-15}
+if [ "$VERBOSE" != "yes" ]; then
+  VERBOSE=""
+fi
+
+[ "$VERBOSE" ] && >&2 echo -n "Switching the radio firmware image: "
+
+#
+# Check if the radio present
+#
+MODEL=$(radio-query --model)
+if [ $? -ne 0 ]; then
+  [ "$VERBOSE" ] && >&2 echo "Assume no radio on this device."
+  exit 0
+fi
+
+#
+# Applicable for LTE910-NA1 with dual FW images only
+#
+productid=$(/usr/sbin/mts-io-sysfs show product-id)
+if [[ $MODEL != LE910-NA1 ]] || ! [[ $productid =~ -LNA3- ]] ; then
+  [ "$VERBOSE" ] && >&2 echo "Firmware switch is supported only on LE910-NA1 models with product-id containing -LNA3-."
+  exit 0
+fi
+
+#
+# Check if firmware switch is required
+#
+FWACTIVE=$(radio-query --active-firmware)
+if [ $? -ne 0 ] || [ "$FWACTIVE" == "" ]; then
+  [ "$VERBOSE" ] && >&2 echo "The $MODEL radio does not support firmware switching."
+  exit 0
+fi
+
+if (( FWACTIVE == FWIMAGE )); then
+  echo "Cellular radio firmware has already been switched to $FWIMAGE image."
+  exit 0
+fi
+
+# Disable the LNA3 chat script in case of failure.
+if ! [[ -L $lna3_chat_link ]] || [[ $(basename $(readlink -f $lna3_chat_link)) != README.lna3 ]] ; then
+  ln -sf "${lna3_readme}" "${lna3_chat_link}"
+  echo "Chat script is now disabled."
+fi
+
+#
+# Switch the firmware
+#
+RESULT=$(radio-cmd --set-active-firmware "$FWIMAGE")
+if [ $? -ne 0 ]; then
+  [ "$VERBOSE" ] && >&2 echo "$RESULT"
+  exit 1
+fi
+
+
+#
+# Exit if no TIMEOUT set
+#
+# This is somewhat dangerous in that we assume the radio
+# will switch.
+if ((TIMEOUT == 0)) ; then
+   if ((FWIMAGE == 0)) ; then
+     [ "$VERBOSE" ] && >&2 echo "Use mlinux-switch-apn to switch the APN when the radio is ready, before dialing"
+     exit 0
+   fi
+fi
+# 
+#
+# Wait for the radio to be ready before continuing
+#
+COUNTER=0
+
+[ "$VERBOSE" ] && echo -n "Wait..."
+
+#
+# Give it some time
+#
+sleep 5
+
+while [ $COUNTER -lt $TIMEOUT ]; do
+  MODEL=$(radio-query --model)
+  if [ $? -eq 0 ]; then
+    echo "Cellular radio firmware has been switched to $FWIMAGE image."
+    exit 0
+  fi
+
+  let COUNTER=COUNTER+1
+
+  [ "$VERBOSE" ] && echo -n "."
+
+  sleep 1
+done
+
+>&2 echo "Cellular radio is not ready."
+>&2 echo "When it becomes ready, invoke /usr/sbin/mlinux-switch-apn"
+>&2 echo "to set the APN"
+exit 1