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-rw-r--r--meta/classes/kernel-devicetree.bbclass102
1 files changed, 0 insertions, 102 deletions
diff --git a/meta/classes/kernel-devicetree.bbclass b/meta/classes/kernel-devicetree.bbclass
deleted file mode 100644
index d4f8864200..0000000000
--- a/meta/classes/kernel-devicetree.bbclass
+++ /dev/null
@@ -1,102 +0,0 @@
1# Support for device tree generation
2PACKAGES_append = " \
3 ${KERNEL_PACKAGE_NAME}-devicetree \
4 ${@[d.getVar('KERNEL_PACKAGE_NAME') + '-image-zimage-bundle', ''][d.getVar('KERNEL_DEVICETREE_BUNDLE') != '1']} \
5"
6FILES_${KERNEL_PACKAGE_NAME}-devicetree = "/${KERNEL_IMAGEDEST}/*.dtb /${KERNEL_IMAGEDEST}/*.dtbo"
7FILES_${KERNEL_PACKAGE_NAME}-image-zimage-bundle = "/${KERNEL_IMAGEDEST}/zImage-*.dtb.bin"
8
9# Generate kernel+devicetree bundle
10KERNEL_DEVICETREE_BUNDLE ?= "0"
11
12# dtc flags passed via DTC_FLAGS env variable
13KERNEL_DTC_FLAGS ?= ""
14
15normalize_dtb () {
16 dtb="$1"
17 if echo $dtb | grep -q '/dts/'; then
18 bbwarn "$dtb contains the full path to the the dts file, but only the dtb name should be used."
19 dtb=`basename $dtb | sed 's,\.dts$,.dtb,g'`
20 fi
21 echo "$dtb"
22}
23
24get_real_dtb_path_in_kernel () {
25 dtb="$1"
26 dtb_path="${B}/arch/${ARCH}/boot/dts/$dtb"
27 if [ ! -e "$dtb_path" ]; then
28 dtb_path="${B}/arch/${ARCH}/boot/$dtb"
29 fi
30 echo "$dtb_path"
31}
32
33do_configure_append() {
34 if [ "${KERNEL_DEVICETREE_BUNDLE}" = "1" ]; then
35 if echo ${KERNEL_IMAGETYPE_FOR_MAKE} | grep -q 'zImage'; then
36 case "${ARCH}" in
37 "arm")
38 config="${B}/.config"
39 if ! grep -q 'CONFIG_ARM_APPENDED_DTB=y' $config; then
40 bbwarn 'CONFIG_ARM_APPENDED_DTB is NOT enabled in the kernel. Enabling it to allow the kernel to boot with the Device Tree appended!'
41 sed -i "/CONFIG_ARM_APPENDED_DTB[ =]/d" $config
42 echo "CONFIG_ARM_APPENDED_DTB=y" >> $config
43 echo "# CONFIG_ARM_ATAG_DTB_COMPAT is not set" >> $config
44 fi
45 ;;
46 *)
47 bberror "KERNEL_DEVICETREE_BUNDLE is not supported for ${ARCH}. Currently it is only supported for 'ARM'."
48 esac
49 else
50 bberror 'The KERNEL_DEVICETREE_BUNDLE requires the KERNEL_IMAGETYPE to contain zImage.'
51 fi
52 fi
53}
54
55do_compile_append() {
56 if [ -n "${KERNEL_DTC_FLAGS}" ]; then
57 export DTC_FLAGS="${KERNEL_DTC_FLAGS}"
58 fi
59
60 for dtbf in ${KERNEL_DEVICETREE}; do
61 dtb=`normalize_dtb "$dtbf"`
62 oe_runmake $dtb CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS}
63 done
64}
65
66do_install_append() {
67 for dtbf in ${KERNEL_DEVICETREE}; do
68 dtb=`normalize_dtb "$dtbf"`
69 dtb_ext=${dtb##*.}
70 dtb_base_name=`basename $dtb .$dtb_ext`
71 dtb_path=`get_real_dtb_path_in_kernel "$dtb"`
72 install -m 0644 $dtb_path ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext
73 done
74}
75
76do_deploy_append() {
77 for dtbf in ${KERNEL_DEVICETREE}; do
78 dtb=`normalize_dtb "$dtbf"`
79 dtb_ext=${dtb##*.}
80 dtb_base_name=`basename $dtb .$dtb_ext`
81 install -d $deployDir
82 install -m 0644 ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext
83 ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name.$dtb_ext
84 ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext
85 for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do
86 if [ "$type" = "zImage" ] && [ "${KERNEL_DEVICETREE_BUNDLE}" = "1" ]; then
87 cat ${D}/${KERNEL_IMAGEDEST}/$type \
88 $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
89 > $deployDir/$type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
90 ln -sf $type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin \
91 $deployDir/$type-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
92 if [ -e "${KERNEL_OUTPUT_DIR}/${type}.initramfs" ]; then
93 cat ${KERNEL_OUTPUT_DIR}/${type}.initramfs \
94 $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \
95 > $deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin
96 ln -sf ${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext.bin \
97 $deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext.bin
98 fi
99 fi
100 done
101 done
102}