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-rw-r--r--meta/classes/kernel-fitimage.bbclass29
1 files changed, 27 insertions, 2 deletions
diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index 72b05ff8d1..fa4ea6feef 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -257,12 +257,21 @@ fitimage_emit_section_config() {
# Test if we have any DTBs at all
sep=""
conf_desc=""
+ conf_node="conf@"
kernel_line=""
fdt_line=""
ramdisk_line=""
setup_line=""
default_line=""
+ # conf node name is selected based on dtb ID if it is present,
+ # otherwise its selected based on kernel ID
+ if [ -n "${3}" ]; then
+ conf_node=$conf_node${3}
+ else
+ conf_node=$conf_node${2}
+ fi
+
if [ -n "${2}" ]; then
conf_desc="Linux kernel"
sep=", "
@@ -287,12 +296,18 @@ fitimage_emit_section_config() {
fi
if [ "${6}" = "1" ]; then
- default_line="default = \"conf@${3}\";"
+ # default node is selected based on dtb ID if it is present,
+ # otherwise its selected based on kernel ID
+ if [ -n "${3}" ]; then
+ default_line="default = \"conf@${3}\";"
+ else
+ default_line="default = \"conf@${2}\";"
+ fi
fi
cat << EOF >> ${1}
${default_line}
- conf@${3} {
+ $conf_node {
description = "${6} ${conf_desc}";
${kernel_line}
${fdt_line}
@@ -434,6 +449,13 @@ fitimage_assemble() {
#
fitimage_emit_section_maint ${1} confstart
+ # kernel-fitimage.bbclass currently only supports a single kernel (no less or
+ # more) to be added to the FIT image along with 0 or more device trees and
+ # 0 or 1 ramdisk.
+ # If a device tree is to be part of the FIT image, then select
+ # the default configuration to be used is based on the dtbcount. If there is
+ # no dtb present than select the default configuation to be based on
+ # the kernelcount.
if [ -n "${DTBS}" ]; then
i=1
for DTB in ${DTBS}; do
@@ -445,6 +467,9 @@ fitimage_assemble() {
fi
i=`expr ${i} + 1`
done
+ else
+ defaultconfigcount=1
+ fitimage_emit_section_config ${1} "${kernelcount}" "" "${ramdiskcount}" "${setupcount}" "${defaultconfigcount}"
fi
fitimage_emit_section_maint ${1} sectend