1 files changed, 84 insertions, 0 deletions
diff --git a/meta-ti-bsp/recipes-kernel/linux/setup-defconfig.inc b/meta-ti-bsp/recipes-kernel/linux/setup-defconfig.inc
new file mode 100644
index 00000000..8da90c79
--- /dev/null
+++ b/meta-ti-bsp/recipes-kernel/linux/setup-defconfig.inc
@@ -0,0 +1,84 @@
+KERNEL_LOCALVERSION = "-ti"
+
+# Check the defconfig file and see if it points to an in kernel
+# defconfig that should be used, or if it is a complete config file
+# Or if it points to a combined defconfig that lists both in kernel
+# defconfig and associated config fragments.
+
+do_configure() {
+    # Always copy the defconfig file to .config to keep consistency
+    # between the case where there is a real config and the in kernel
+    # tree config
+    cp ${WORKDIR}/defconfig ${B}/.config
+
+    scm_version=$(printf '%s%s' -g $(git -C ${S} rev-parse --verify HEAD 2>/dev/null | cut -c1-12))
+
+    echo ${scm_version} > ${B}/.scmversion
+    echo ${scm_version} > ${S}/.scmversion
+
+    # Zero, when using "tisdk" configs, pass control to defconfig_builder
+    config=`cat ${B}/.config | grep use-tisdk-config | cut -d= -f2`
+    if [ -n "$config" ]
+    then
+        ${DEFCONFIG_BUILDER} -w ${S} -t $config
+        oe_runmake -C ${S} O=${B} "$config"_defconfig
+    else
+        # First, check if pointing to a combined config with config fragments
+        config=`cat ${B}/.config | grep use-combined-config | cut -d= -f2`
+        if [ -n "$config" ]
+        then
+            cp ${S}/$config ${B}/.config
+        fi
+
+        # Second, extract any config fragments listed in the defconfig
+        config=`cat ${B}/.config | grep config-fragment | cut -d= -f2`
+        if [ -n "$config" ]
+        then
+            configfrags=""
+            for f in $config
+            do
+                # Check if the config fragment is available
+                if [ ! -e "${S}/$f" ]
+                then
+                    echo "Could not find kernel config fragment $f"
+                    exit 1
+                else
+                    # Sanitize config fragment files to be relative to sources
+                    configfrags="$configfrags ${S}/$f"
+                fi
+            done
+        fi
+
+        # Third, check if pointing to a known in kernel defconfig
+        config=`cat ${B}/.config | grep use-kernel-config | cut -d= -f2`
+        if [ -n "$config" ]
+        then
+            oe_runmake -C ${S} O=${B} $config
+        else
+            yes '' | oe_runmake -C ${S} O=${B} oldconfig
+        fi
+    fi
+
+    # Fourth, handle config fragments specified in the recipe
+    # The assumption is that the config fragment will be specified with the absolute path.
+    # E.g. ${WORKDIR}/config1.cfg or ${S}/config2.cfg
+    if [ -n "${KERNEL_CONFIG_FRAGMENTS}" ]
+    then
+        for f in ${KERNEL_CONFIG_FRAGMENTS}
+        do
+            # Check if the config fragment is available
+            if [ ! -e "$f" ]
+            then
+                echo "Could not find kernel config fragment $f"
+                exit 1
+            fi
+        done
+    fi
+
+    # Now that all the fragments are located merge them
+    if [ -n "${KERNEL_CONFIG_FRAGMENTS}" -o -n "$configfrags" ]
+    then
+        ( cd ${WORKDIR} && ${S}/scripts/kconfig/merge_config.sh -m -r -O ${B} ${B}/.config $configfrags ${KERNEL_CONFIG_FRAGMENTS} 1>&2 )
+        yes '' | oe_runmake -C ${S} O=${B} oldconfig
+    fi
+}