added my Recipes

meta-st/meta-st-openstlinux/recipes-graphics/wayland/weston-init/check-gpu

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+#!/bin/sh -
+#===============================================================================
+#
+#          FILE: system-generator-check-gpu
+#
+#   DESCRIPTION: The goal are to detect if the gpu are present/loaded or not
+#  ORGANIZATION: STMicroelectronics
+#     COPYRIGHT: Copyright (C) 2018, STMicroelectronics - All Rights Reserved
+#===============================================================================
+
+check_dt_status() {
+    gcnano_dir=$(ls /proc/device-tree/soc/ | grep gpu)
+    if [ -z "$gcnano_dir" ] || [ ! -d /proc/device-tree/soc/$gcnano_dir ];
+    then
+        echo "Gcnano in /proc/device-tree/soc/ is not available" > /dev/kmsg
+        force_no_dtb_gpu="1"
+    else
+        if [ ! -f /proc/device-tree/soc/$gcnano_dir/status ]; then
+            gcnano_status="okay"
+        else
+            if $(grep -q "okay" /proc/device-tree/soc/$gcnano_dir/status); then
+                gcnano_status="okay"
+            fi
+        fi
+    fi
+}
+
+check_load_module() {
+    local _timeout=0
+    if [ -n "$(cat /proc/modules | grep etnaviv)"  ]; then
+        galcore_module=$(cat /proc/modules | grep ^etnaviv)
+        return
+    fi
+    while [ -z "$(cat /proc/modules | grep galcore)" ]; do
+        sleep 1
+        _timeout=$(($_timeout+1))
+        if [ "$_timeout" -eq "10" ]; then
+            echo "Time out check load galcore module expired" > /dev/kmsg
+            break
+        fi
+    done
+    galcore_module=$(cat /proc/modules | grep galcore)
+}
+
+check_devices() {
+    local _timeout=0
+    if [ -n "$(cat /proc/modules | grep etnaviv)"  ]; then
+        galcore_device=$(cat /proc/modules | grep ^etnaviv)
+        return
+    fi
+    while [ -z "$(ls -l /dev/ | grep galcore)" ]; do
+        sleep 1
+        _timeout=$(($_timeout+1))
+        if [ "$_timeout" -eq "10" ]; then
+            echo "Time out check galcore device expired" > /dev/kmsg
+            break
+        fi
+    done
+    galcore_device=$(ls -l /dev/ | grep galcore)
+}
+
+check_default_weston_config() {
+    if [ "$force_no_dtb_gpu" = "1" ];
+    then
+        if [ -e /etc/default/weston ] && $(grep -q "Autogenerated" /etc/default/weston);
+        then
+            default_weston_status="Autogenerated"
+        fi
+    fi
+}
+#
+# Main
+#
+gcnano_status="disabled"
+galcore_module=""
+galcore_device=""
+default_weston_status=""
+force_no_dtb_gpu=0
+
+check_dt_status
+check_default_weston_config
+if [ "$default_weston_status" = "Autogenerated" ];
+then
+    echo "Weston already configured"
+    exit 0
+fi
+
+check_load_module
+check_devices
+
+if [ "$gcnano_status" = "okay" ] && [ -n "$galcore_module" ] && [ -n "$galcore_device" ];
+then
+    #echo "Gcnano is present and activated" > /dev/kmsg
+    if [ -f /etc/default/weston ] && $(grep -q "Autogenerated" /etc/default/weston) ;
+    then
+        sed -i "s/OPTARGS=--use-pixman/#OPTARGS=--use-pixman/g" /etc/default/weston
+        sed -i "/#Autogenerated/d" /etc/default/weston
+    fi
+    if [ ! -f /etc/default/weston ];
+    then
+        echo "#Autogenerated" > /etc/default/weston
+        echo "#OPTARGS=--use-pixman" >> /etc/default/weston
+        echo "WESTON_USER=weston" >> /etc/default/weston
+    fi
+else
+    if [ -f /etc/default/weston ] && $(grep -q "Autogenerated" /etc/default/weston) ;
+    then
+        echo "Weston already configured on pixman" > /dev/kmsg
+    else
+        echo "Configure weston on pixman" > /dev/kmsg
+        echo "#Autogenerated" > /etc/default/weston
+        echo "OPTARGS=--use-pixman" >> /etc/default/weston
+        echo "WESTON_USER=weston" >> /etc/default/weston
+    fi
+fi
+
+dri_device=$(ls -l /dev/ | grep dri)
+if [ -z "$dri_device" ];
+then
+    exit 1
+fi