1 files changed, 38 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-wolfpass/recipes-intel/temporary/set-passthrough/set-passthrough.sh b/meta-openbmc-mods/meta-wolfpass/recipes-intel/temporary/set-passthrough/set-passthrough.sh
new file mode 100644
index 000000000..3fbe5e7c6
--- /dev/null
+++ b/meta-openbmc-mods/meta-wolfpass/recipes-intel/temporary/set-passthrough/set-passthrough.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# this script uses devmem to set hardware passthrough
+# it is temporary and should be removed in the future
+
+PASSTHROUGH_ENABLE=0x3000
+
+if [[ -z $1 ]]; then
+    echo "First Argument Must Be 1 To Enable or 0 To Disable"
+    exit 1
+fi
+
+if [[ $1 != "0" && $1 != "1" ]]; then
+    echo "Arg 1 must be 0 or 1"
+    exit 1
+fi
+
+# read register
+var=$(devmem 0x1e6e208C w)
+
+# convert to int
+typeset -i value=$( echo $(( $var )) )
+
+if [[ $1 == "0" ]]; then
+    value=$((value & ~PASSTHROUGH_ENABLE))
+fi
+
+if [[ $1 == "1" ]]; then
+    value=$((value | PASSTHROUGH_ENABLE))
+fi
+
+val=$(printf '0x%x\n' $value)
+
+#echo $val
+
+devmem 0x1e6e208C w $val
+
+# devmem 0x1e6e208C w