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author | Richard Purdie <richard.purdie@linuxfoundation.org> | 2022-08-10 14:35:29 +0100 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2022-08-12 15:27:17 +0100 |
commit | fd1517e2b51a170f2427122c6b95396db251d827 (patch) | |
tree | dabfe3e631339c2fc99a9ee7febb0f9c128e325e /meta/classes-recipe/kernel-devicetree.bbclass | |
parent | 10317912ee319ccf7f83605d438b5cbf9663f296 (diff) | |
download | poky-fd1517e2b51a170f2427122c6b95396db251d827.tar.gz |
classes: Update classes to match new bitbake class scope functionality
Move classes to classes-global or classes-recipe as appropriate to take
advantage of new bitbake functionality to check class scope/usage.
(From OE-Core rev: f5c128008365e141082c129417eb72d2751e8045)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/classes-recipe/kernel-devicetree.bbclass')
-rw-r--r-- | meta/classes-recipe/kernel-devicetree.bbclass | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/meta/classes-recipe/kernel-devicetree.bbclass b/meta/classes-recipe/kernel-devicetree.bbclass new file mode 100644 index 0000000000..b2117de805 --- /dev/null +++ b/meta/classes-recipe/kernel-devicetree.bbclass | |||
@@ -0,0 +1,119 @@ | |||
1 | # | ||
2 | # Copyright OpenEmbedded Contributors | ||
3 | # | ||
4 | # SPDX-License-Identifier: MIT | ||
5 | # | ||
6 | |||
7 | # Support for device tree generation | ||
8 | python () { | ||
9 | if not bb.data.inherits_class('nopackages', d): | ||
10 | d.appendVar("PACKAGES", " ${KERNEL_PACKAGE_NAME}-devicetree") | ||
11 | if d.getVar('KERNEL_DEVICETREE_BUNDLE') == '1': | ||
12 | d.appendVar("PACKAGES", " ${KERNEL_PACKAGE_NAME}-image-zimage-bundle") | ||
13 | } | ||
14 | |||
15 | FILES:${KERNEL_PACKAGE_NAME}-devicetree = "/${KERNEL_IMAGEDEST}/*.dtb /${KERNEL_IMAGEDEST}/*.dtbo" | ||
16 | FILES:${KERNEL_PACKAGE_NAME}-image-zimage-bundle = "/${KERNEL_IMAGEDEST}/zImage-*.dtb.bin" | ||
17 | |||
18 | # Generate kernel+devicetree bundle | ||
19 | KERNEL_DEVICETREE_BUNDLE ?= "0" | ||
20 | |||
21 | # dtc flags passed via DTC_FLAGS env variable | ||
22 | KERNEL_DTC_FLAGS ?= "" | ||
23 | |||
24 | normalize_dtb () { | ||
25 | dtb="$1" | ||
26 | if echo $dtb | grep -q '/dts/'; then | ||
27 | bbwarn "$dtb contains the full path to the the dts file, but only the dtb name should be used." | ||
28 | dtb=`basename $dtb | sed 's,\.dts$,.dtb,g'` | ||
29 | fi | ||
30 | echo "$dtb" | ||
31 | } | ||
32 | |||
33 | get_real_dtb_path_in_kernel () { | ||
34 | dtb="$1" | ||
35 | dtb_path="${B}/arch/${ARCH}/boot/dts/$dtb" | ||
36 | if [ ! -e "$dtb_path" ]; then | ||
37 | dtb_path="${B}/arch/${ARCH}/boot/$dtb" | ||
38 | fi | ||
39 | echo "$dtb_path" | ||
40 | } | ||
41 | |||
42 | do_configure:append() { | ||
43 | if [ "${KERNEL_DEVICETREE_BUNDLE}" = "1" ]; then | ||
44 | if echo ${KERNEL_IMAGETYPE_FOR_MAKE} | grep -q 'zImage'; then | ||
45 | case "${ARCH}" in | ||
46 | "arm") | ||
47 | config="${B}/.config" | ||
48 | if ! grep -q 'CONFIG_ARM_APPENDED_DTB=y' $config; then | ||
49 | bbwarn 'CONFIG_ARM_APPENDED_DTB is NOT enabled in the kernel. Enabling it to allow the kernel to boot with the Device Tree appended!' | ||
50 | sed -i "/CONFIG_ARM_APPENDED_DTB[ =]/d" $config | ||
51 | echo "CONFIG_ARM_APPENDED_DTB=y" >> $config | ||
52 | echo "# CONFIG_ARM_ATAG_DTB_COMPAT is not set" >> $config | ||
53 | fi | ||
54 | ;; | ||
55 | *) | ||
56 | bberror "KERNEL_DEVICETREE_BUNDLE is not supported for ${ARCH}. Currently it is only supported for 'ARM'." | ||
57 | esac | ||
58 | else | ||
59 | bberror 'The KERNEL_DEVICETREE_BUNDLE requires the KERNEL_IMAGETYPE to contain zImage.' | ||
60 | fi | ||
61 | fi | ||
62 | } | ||
63 | |||
64 | do_compile:append() { | ||
65 | if [ -n "${KERNEL_DTC_FLAGS}" ]; then | ||
66 | export DTC_FLAGS="${KERNEL_DTC_FLAGS}" | ||
67 | fi | ||
68 | |||
69 | for dtbf in ${KERNEL_DEVICETREE}; do | ||
70 | dtb=`normalize_dtb "$dtbf"` | ||
71 | oe_runmake $dtb CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} | ||
72 | done | ||
73 | } | ||
74 | |||
75 | do_install:append() { | ||
76 | for dtbf in ${KERNEL_DEVICETREE}; do | ||
77 | dtb=`normalize_dtb "$dtbf"` | ||
78 | dtb_ext=${dtb##*.} | ||
79 | dtb_base_name=`basename $dtb .$dtb_ext` | ||
80 | dtb_path=`get_real_dtb_path_in_kernel "$dtb"` | ||
81 | install -m 0644 $dtb_path ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext | ||
82 | done | ||
83 | } | ||
84 | |||
85 | do_deploy:append() { | ||
86 | for dtbf in ${KERNEL_DEVICETREE}; do | ||
87 | dtb=`normalize_dtb "$dtbf"` | ||
88 | dtb_ext=${dtb##*.} | ||
89 | dtb_base_name=`basename $dtb .$dtb_ext` | ||
90 | install -d $deployDir | ||
91 | install -m 0644 ${D}/${KERNEL_IMAGEDEST}/$dtb_base_name.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext | ||
92 | if [ "${KERNEL_IMAGETYPE_SYMLINK}" = "1" ] ; then | ||
93 | ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name.$dtb_ext | ||
94 | fi | ||
95 | if [ -n "${KERNEL_DTB_LINK_NAME}" ] ; then | ||
96 | ln -sf $dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext $deployDir/$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext | ||
97 | fi | ||
98 | for type in ${KERNEL_IMAGETYPE_FOR_MAKE}; do | ||
99 | if [ "$type" = "zImage" ] && [ "${KERNEL_DEVICETREE_BUNDLE}" = "1" ]; then | ||
100 | cat ${D}/${KERNEL_IMAGEDEST}/$type \ | ||
101 | $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \ | ||
102 | > $deployDir/$type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} | ||
103 | if [ -n "${KERNEL_DTB_LINK_NAME}" ]; then | ||
104 | ln -sf $type-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} \ | ||
105 | $deployDir/$type-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} | ||
106 | fi | ||
107 | if [ -e "${KERNEL_OUTPUT_DIR}/${type}.initramfs" ]; then | ||
108 | cat ${KERNEL_OUTPUT_DIR}/${type}.initramfs \ | ||
109 | $deployDir/$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext \ | ||
110 | > $deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} | ||
111 | if [ -n "${KERNEL_DTB_LINK_NAME}" ]; then | ||
112 | ln -sf ${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} \ | ||
113 | $deployDir/${type}-${INITRAMFS_NAME}-$dtb_base_name-${KERNEL_DTB_LINK_NAME}.$dtb_ext${KERNEL_DTB_BIN_EXT} | ||
114 | fi | ||
115 | fi | ||
116 | fi | ||
117 | done | ||
118 | done | ||
119 | } | ||