4 files changed, 33 insertions, 0 deletions

diff --git a/meta-yocto-bsp/conf/machine/genericx86.conf b/meta-yocto-bsp/conf/machine/genericx86.conf
index 2642caba54..798b62ec2b 100644
--- a/meta-yocto-bsp/conf/machine/genericx86.conf
+++ b/meta-yocto-bsp/conf/machine/genericx86.conf
@@ -6,3 +6,5 @@
 DEFAULTTUNE ?= "core2-32"
 require conf/machine/include/tune-core2.inc
 require conf/machine/include/genericx86-common.inc
+
+MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS += "gma500-gfx-check"
diff --git a/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.conf b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.conf
new file mode 100644
index 0000000000..69f109e5fc
--- /dev/null
+++ b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.conf
@@ -0,0 +1,2 @@
+# Mimic modprobe's install funcitonality with busybox's modprobe
+install gma500_gfx lsmod | grep gma || { gma500_gfx_check.sh || modprobe gma500_gfx; }
diff --git a/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.sh b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.sh
new file mode 100644
index 0000000000..0c7b3aa14f
--- /dev/null
+++ b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check/gma500-gfx-check.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# Check for devices we wish to avoid gma500_gfx for
+DEVICES="0x8119 0x4108"
+for DEVICE in $DEVICES; do
+    if udevadm trigger --subsystem-match=pci --verbose --attr-match=device=$DEVICE | grep "pci" >> /dev/null ; then
+        echo "Found $DEVICE, avoiding gma500_gfx module" >> /dev/kmsg;
+        exit 0
+    fi
+done
+exit 1
diff --git a/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check_1.0.bb b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check_1.0.bb
new file mode 100644
index 0000000000..00680de890
--- /dev/null
+++ b/meta-yocto-bsp/recipes-bsp/gma500-gfx-check/gma500-gfx-check_1.0.bb
@@ -0,0 +1,18 @@
+SUMMARY = "Intel gma500_gfx fix for certain hardware"
+DESCRIPTION = "Avoid inserting gma500_gfx module for certain hardware devices."
+LICENSE="GPLv2"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/GPL-2.0;md5=801f80980d171dd6425610833a22dbe6"
+
+SRC_URI = "file://gma500-gfx-check.conf \
+        file://gma500-gfx-check.sh "
+
+do_install(){
+    install -d ${D}${sysconfdir}/modprobe.d/
+    install -m 755 ${WORKDIR}/gma500-gfx-check.sh ${D}${sysconfdir}/modprobe.d/gma500-gfx-check.sh
+    install -m 644 ${WORKDIR}/gma500-gfx-check.conf ${D}${sysconfdir}/modprobe.d/gma500-gfx-check.conf
+}
+
+FILES_${PN}="${sysconfdir}/modprobe.d/gma500-gfx-check.conf \
+             ${sysconfdir}/modprobe.d/gma500-gfx-check.sh"
+
+COMPATIBLE_MACHINE = "genericx86"