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-rw-r--r--meta-ti-bsp/classes/kernel-fitimage-deprecated.bbclass839
-rw-r--r--meta-ti-bsp/classes/kernel_deprecated.bbclass869
2 files changed, 0 insertions, 1708 deletions
diff --git a/meta-ti-bsp/classes/kernel-fitimage-deprecated.bbclass b/meta-ti-bsp/classes/kernel-fitimage-deprecated.bbclass
deleted file mode 100644
index b1705818..00000000
--- a/meta-ti-bsp/classes/kernel-fitimage-deprecated.bbclass
+++ /dev/null
@@ -1,839 +0,0 @@
1#
2# Copyright OpenEmbedded Contributors
3#
4# SPDX-License-Identifier: MIT
5#
6
7inherit kernel-uboot-deprecated kernel-artifact-names uboot-config
8require conf/image-fitimage.conf
9
10def get_fit_replacement_type(d):
11 kerneltypes = d.getVar('KERNEL_IMAGETYPES') or ""
12 replacementtype = ""
13 if 'fitImage' in kerneltypes.split():
14 uarch = d.getVar("UBOOT_ARCH")
15 if uarch == "arm64":
16 replacementtype = "Image"
17 elif uarch == "riscv":
18 replacementtype = "Image"
19 elif uarch == "mips":
20 replacementtype = "vmlinuz.bin"
21 elif uarch == "x86":
22 replacementtype = "bzImage"
23 elif uarch == "microblaze":
24 replacementtype = "linux.bin"
25 else:
26 replacementtype = "zImage"
27 return replacementtype
28
29KERNEL_IMAGETYPE_REPLACEMENT ?= "${@get_fit_replacement_type(d)}"
30DEPENDS:append = " ${@'u-boot-tools-native dtc-native' if 'fitImage' in (d.getVar('KERNEL_IMAGETYPES') or '').split() else ''}"
31
32python __anonymous () {
33 # Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal
34 # to kernel.bbclass . We have to override it, since we pack zImage
35 # (at least for now) into the fitImage .
36 typeformake = d.getVar("KERNEL_IMAGETYPE_FOR_MAKE") or ""
37 if 'fitImage' in typeformake.split():
38 d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake.replace('fitImage', d.getVar('KERNEL_IMAGETYPE_REPLACEMENT')))
39
40 image = d.getVar('INITRAMFS_IMAGE')
41 if image and not bb.utils.to_boolean(d.getVar('INITRAMFS_IMAGE_BUNDLE')):
42 if d.getVar('INITRAMFS_MULTICONFIG'):
43 mc = d.getVar('BB_CURRENT_MC')
44 d.appendVarFlag('do_assemble_fitimage_initramfs', 'mcdepends', ' mc:' + mc + ':${INITRAMFS_MULTICONFIG}:${INITRAMFS_IMAGE}:do_image_complete')
45 else:
46 d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
47
48 #check if there are any dtb providers
49 providerdtb = d.getVar("PREFERRED_PROVIDER_virtual/dtb")
50 if providerdtb:
51 d.appendVarFlag('do_assemble_fitimage', 'depends', ' virtual/dtb:do_populate_sysroot')
52 d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' virtual/dtb:do_populate_sysroot')
53 d.setVar('EXTERNAL_KERNEL_DEVICETREE', "${RECIPE_SYSROOT}/boot/devicetree")
54}
55
56#
57# Emit the fitImage ITS header
58#
59# $1 ... .its filename
60fitimage_emit_fit_header() {
61 cat << EOF >> $1
62/dts-v1/;
63
64/ {
65 description = "${FIT_DESC}";
66 #address-cells = <${FIT_ADDRESS_CELLS}>;
67EOF
68}
69
70#
71# Emit the fitImage section bits
72#
73# $1 ... .its filename
74# $2 ... Section bit type: imagestart - image section start
75# confstart - configuration section start
76# sectend - section end
77# fitend - fitimage end
78#
79fitimage_emit_section_maint() {
80 case $2 in
81 imagestart)
82 cat << EOF >> $1
83
84 images {
85EOF
86 ;;
87 confstart)
88 cat << EOF >> $1
89
90 configurations {
91EOF
92 ;;
93 sectend)
94 cat << EOF >> $1
95 };
96EOF
97 ;;
98 fitend)
99 cat << EOF >> $1
100};
101EOF
102 ;;
103 esac
104}
105
106#
107# Emit the fitImage ITS kernel section
108#
109# $1 ... .its filename
110# $2 ... Image counter
111# $3 ... Path to kernel image
112# $4 ... Compression type
113fitimage_emit_section_kernel() {
114
115 kernel_csum="${FIT_HASH_ALG}"
116 kernel_sign_algo="${FIT_SIGN_ALG}"
117 kernel_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
118
119 ENTRYPOINT="${UBOOT_ENTRYPOINT}"
120 if [ -n "${UBOOT_ENTRYSYMBOL}" ]; then
121 ENTRYPOINT=`${HOST_PREFIX}nm vmlinux | \
122 awk '$3=="${UBOOT_ENTRYSYMBOL}" {print "0x"$1;exit}'`
123 fi
124
125 cat << EOF >> $1
126 kernel-$2 {
127 description = "Linux kernel";
128 data = /incbin/("$3");
129 type = "${UBOOT_MKIMAGE_KERNEL_TYPE}";
130 arch = "${UBOOT_ARCH}";
131 os = "linux";
132 compression = "$4";
133 load = <${UBOOT_LOADADDRESS}>;
134 entry = <$ENTRYPOINT>;
135 hash-1 {
136 algo = "$kernel_csum";
137 };
138 };
139EOF
140
141 if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$kernel_sign_keyname" ] ; then
142 sed -i '$ d' $1
143 cat << EOF >> $1
144 signature-1 {
145 algo = "$kernel_csum,$kernel_sign_algo";
146 key-name-hint = "$kernel_sign_keyname";
147 };
148 };
149EOF
150 fi
151}
152
153#
154# Emit the fitImage ITS DTB section
155#
156# $1 ... .its filename
157# $2 ... Image counter
158# $3 ... Path to DTB image
159fitimage_emit_section_dtb() {
160
161 dtb_csum="${FIT_HASH_ALG}"
162 dtb_sign_algo="${FIT_SIGN_ALG}"
163 dtb_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
164
165 dtb_loadline=""
166 dtb_ext=${DTB##*.}
167 if [ "${dtb_ext}" = "dtbo" ]; then
168 if [ -n "${UBOOT_DTBO_LOADADDRESS}" ]; then
169 dtb_loadline="load = <${UBOOT_DTBO_LOADADDRESS}>;"
170 fi
171 elif [ -n "${UBOOT_DTB_LOADADDRESS}" ]; then
172 dtb_loadline="load = <${UBOOT_DTB_LOADADDRESS}>;"
173 fi
174 cat << EOF >> $1
175 fdt-$2 {
176 description = "Flattened Device Tree blob";
177 data = /incbin/("$3");
178 type = "flat_dt";
179 arch = "${UBOOT_ARCH}";
180 compression = "none";
181 $dtb_loadline
182 hash-1 {
183 algo = "$dtb_csum";
184 };
185 };
186EOF
187
188 if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$dtb_sign_keyname" ] ; then
189 sed -i '$ d' $1
190 cat << EOF >> $1
191 signature-1 {
192 algo = "$dtb_csum,$dtb_sign_algo";
193 key-name-hint = "$dtb_sign_keyname";
194 };
195 };
196EOF
197 fi
198}
199
200#
201# Emit the fitImage ITS u-boot script section
202#
203# $1 ... .its filename
204# $2 ... Image counter
205# $3 ... Path to boot script image
206fitimage_emit_section_boot_script() {
207
208 bootscr_csum="${FIT_HASH_ALG}"
209 bootscr_sign_algo="${FIT_SIGN_ALG}"
210 bootscr_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
211
212 cat << EOF >> $1
213 bootscr-$2 {
214 description = "U-boot script";
215 data = /incbin/("$3");
216 type = "script";
217 arch = "${UBOOT_ARCH}";
218 compression = "none";
219 hash-1 {
220 algo = "$bootscr_csum";
221 };
222 };
223EOF
224
225 if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$bootscr_sign_keyname" ] ; then
226 sed -i '$ d' $1
227 cat << EOF >> $1
228 signature-1 {
229 algo = "$bootscr_csum,$bootscr_sign_algo";
230 key-name-hint = "$bootscr_sign_keyname";
231 };
232 };
233EOF
234 fi
235}
236
237#
238# Emit the fitImage ITS setup section
239#
240# $1 ... .its filename
241# $2 ... Image counter
242# $3 ... Path to setup image
243fitimage_emit_section_setup() {
244
245 setup_csum="${FIT_HASH_ALG}"
246 setup_sign_algo="${FIT_SIGN_ALG}"
247 setup_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
248
249 cat << EOF >> $1
250 setup-$2 {
251 description = "Linux setup.bin";
252 data = /incbin/("$3");
253 type = "x86_setup";
254 arch = "${UBOOT_ARCH}";
255 os = "linux";
256 compression = "none";
257 load = <0x00090000>;
258 entry = <0x00090000>;
259 hash-1 {
260 algo = "$setup_csum";
261 };
262 };
263EOF
264
265 if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$setup_sign_keyname" ] ; then
266 sed -i '$ d' $1
267 cat << EOF >> $1
268 signature-1 {
269 algo = "$setup_csum,$setup_sign_algo";
270 key-name-hint = "$setup_sign_keyname";
271 };
272 };
273EOF
274 fi
275}
276
277#
278# Emit the fitImage ITS ramdisk section
279#
280# $1 ... .its filename
281# $2 ... Image counter
282# $3 ... Path to ramdisk image
283fitimage_emit_section_ramdisk() {
284
285 ramdisk_csum="${FIT_HASH_ALG}"
286 ramdisk_sign_algo="${FIT_SIGN_ALG}"
287 ramdisk_sign_keyname="${UBOOT_SIGN_IMG_KEYNAME}"
288 ramdisk_loadline=""
289 ramdisk_entryline=""
290
291 if [ -n "${UBOOT_RD_LOADADDRESS}" ]; then
292 ramdisk_loadline="load = <${UBOOT_RD_LOADADDRESS}>;"
293 fi
294 if [ -n "${UBOOT_RD_ENTRYPOINT}" ]; then
295 ramdisk_entryline="entry = <${UBOOT_RD_ENTRYPOINT}>;"
296 fi
297
298 cat << EOF >> $1
299 ramdisk-$2 {
300 description = "${INITRAMFS_IMAGE}";
301 data = /incbin/("$3");
302 type = "ramdisk";
303 arch = "${UBOOT_ARCH}";
304 os = "linux";
305 compression = "none";
306 $ramdisk_loadline
307 $ramdisk_entryline
308 hash-1 {
309 algo = "$ramdisk_csum";
310 };
311 };
312EOF
313
314 if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${FIT_SIGN_INDIVIDUAL}" = "1" -a -n "$ramdisk_sign_keyname" ] ; then
315 sed -i '$ d' $1
316 cat << EOF >> $1
317 signature-1 {
318 algo = "$ramdisk_csum,$ramdisk_sign_algo";
319 key-name-hint = "$ramdisk_sign_keyname";
320 };
321 };
322EOF
323 fi
324}
325
326#
327# echoes symlink destination if it points below directory
328#
329# $1 ... file that's a potential symlink
330# $2 ... expected parent directory
331symlink_points_below() {
332 file="$2/$1"
333 dir=$2
334
335 if ! [ -L "$file" ]; then
336 return
337 fi
338
339 realpath="$(realpath --relative-to=$dir $file)"
340 if [ -z "${realpath%%../*}" ]; then
341 return
342 fi
343
344 echo "$realpath"
345}
346
347#
348# Emit the fitImage ITS configuration section
349#
350# $1 ... .its filename
351# $2 ... Linux kernel ID
352# $3 ... DTB image name
353# $4 ... ramdisk ID
354# $5 ... u-boot script ID
355# $6 ... config ID
356# $7 ... default flag
357# $8 ... default DTB image name
358fitimage_emit_section_config() {
359
360 conf_csum="${FIT_HASH_ALG}"
361 conf_sign_algo="${FIT_SIGN_ALG}"
362 conf_padding_algo="${FIT_PAD_ALG}"
363 if [ "${UBOOT_SIGN_ENABLE}" = "1" ] ; then
364 conf_sign_keyname="${UBOOT_SIGN_KEYNAME}"
365 fi
366
367 its_file="$1"
368 kernel_id="$2"
369 dtb_image="$3"
370 ramdisk_id="$4"
371 bootscr_id="$5"
372 config_id="$6"
373 default_flag="$7"
374 default_dtb_image="$8"
375
376 # Test if we have any DTBs at all
377 sep=""
378 conf_desc=""
379 conf_node="${FIT_CONF_PREFIX}"
380 kernel_line=""
381 fdt_line=""
382 ramdisk_line=""
383 bootscr_line=""
384 setup_line=""
385 default_line=""
386 compatible_line=""
387
388 dtb_image_sect=$(symlink_points_below $dtb_image "${EXTERNAL_KERNEL_DEVICETREE}")
389 if [ -z "$dtb_image_sect" ]; then
390 dtb_image_sect=$dtb_image
391 fi
392
393 dtb_path="${EXTERNAL_KERNEL_DEVICETREE}/${dtb_image_sect}"
394 if [ -f "$dtb_path" ] || [ -L "$dtb_path" ]; then
395 compat=$(fdtget -t s "$dtb_path" / compatible | sed 's/ /", "/g')
396 if [ -n "$compat" ]; then
397 compatible_line="compatible = \"$compat\";"
398 fi
399 fi
400
401 dtb_image=$(echo $dtb_image | tr '/' '_')
402 dtb_image_sect=$(echo "${dtb_image_sect}" | tr '/' '_')
403
404 # conf node name is selected based on dtb ID if it is present,
405 # otherwise its selected based on kernel ID
406 if [ -n "$dtb_image" ]; then
407 conf_node=$conf_node$dtb_image
408 else
409 conf_node=$conf_node$kernel_id
410 fi
411
412 if [ -n "$kernel_id" ]; then
413 conf_desc="Linux kernel"
414 sep=", "
415 kernel_line="kernel = \"kernel-$kernel_id\";"
416 fi
417
418 if [ -n "$dtb_image" ]; then
419 conf_desc="$conf_desc${sep}FDT blob"
420 sep=", "
421 fdt_line="fdt = \"fdt-$dtb_image_sect\";"
422 fi
423
424 if [ -n "$ramdisk_id" ]; then
425 conf_desc="$conf_desc${sep}ramdisk"
426 sep=", "
427 ramdisk_line="ramdisk = \"ramdisk-$ramdisk_id\";"
428 fi
429
430 if [ -n "$bootscr_id" ]; then
431 conf_desc="$conf_desc${sep}u-boot script"
432 sep=", "
433 bootscr_line="bootscr = \"bootscr-$bootscr_id\";"
434 fi
435
436 if [ -n "$config_id" ]; then
437 conf_desc="$conf_desc${sep}setup"
438 setup_line="setup = \"setup-$config_id\";"
439 fi
440
441 if [ "$default_flag" = "1" ]; then
442 # default node is selected based on dtb ID if it is present,
443 # otherwise its selected based on kernel ID
444 if [ -n "$dtb_image" ]; then
445 # Select default node as user specified dtb when
446 # multiple dtb exists.
447 if [ -n "$default_dtb_image" ]; then
448 default_line="default = \"${FIT_CONF_PREFIX}$default_dtb_image\";"
449 else
450 default_line="default = \"${FIT_CONF_PREFIX}$dtb_image\";"
451 fi
452 else
453 default_line="default = \"${FIT_CONF_PREFIX}$kernel_id\";"
454 fi
455 fi
456
457 cat << EOF >> $its_file
458 $default_line
459 $conf_node {
460 description = "$default_flag $conf_desc";
461 $compatible_line
462 $kernel_line
463 $fdt_line
464 $ramdisk_line
465 $bootscr_line
466 $setup_line
467 hash-1 {
468 algo = "$conf_csum";
469 };
470EOF
471
472 if [ -n "$conf_sign_keyname" ] ; then
473
474 sign_line="sign-images = "
475 sep=""
476
477 if [ -n "$kernel_id" ]; then
478 sign_line="$sign_line${sep}\"kernel\""
479 sep=", "
480 fi
481
482 if [ -n "$dtb_image" ]; then
483 sign_line="$sign_line${sep}\"fdt\""
484 sep=", "
485 fi
486
487 if [ -n "$ramdisk_id" ]; then
488 sign_line="$sign_line${sep}\"ramdisk\""
489 sep=", "
490 fi
491
492 if [ -n "$bootscr_id" ]; then
493 sign_line="$sign_line${sep}\"bootscr\""
494 sep=", "
495 fi
496
497 if [ -n "$config_id" ]; then
498 sign_line="$sign_line${sep}\"setup\""
499 fi
500
501 sign_line="$sign_line;"
502
503 cat << EOF >> $its_file
504 signature-1 {
505 algo = "$conf_csum,$conf_sign_algo";
506 key-name-hint = "$conf_sign_keyname";
507 padding = "$conf_padding_algo";
508 $sign_line
509 };
510EOF
511 fi
512
513 cat << EOF >> $its_file
514 };
515EOF
516}
517
518#
519# Assemble fitImage
520#
521# $1 ... .its filename
522# $2 ... fitImage name
523# $3 ... include ramdisk
524fitimage_assemble() {
525 kernelcount=1
526 dtbcount=""
527 DTBS=""
528 ramdiskcount=$3
529 setupcount=""
530 bootscr_id=""
531 default_dtb_image=""
532 rm -f $1 arch/${ARCH}/boot/$2
533
534 if [ -n "${UBOOT_SIGN_IMG_KEYNAME}" -a "${UBOOT_SIGN_KEYNAME}" = "${UBOOT_SIGN_IMG_KEYNAME}" ]; then
535 bbfatal "Keys used to sign images and configuration nodes must be different."
536 fi
537
538 fitimage_emit_fit_header $1
539
540 #
541 # Step 1: Prepare a kernel image section.
542 #
543 fitimage_emit_section_maint $1 imagestart
544
545 uboot_prep_kimage
546 fitimage_emit_section_kernel $1 $kernelcount linux.bin "$linux_comp"
547
548 #
549 # Step 2: Prepare a DTB image section
550 #
551
552 if [ -n "${KERNEL_DEVICETREE}" ]; then
553 dtbcount=1
554 for DTB in ${KERNEL_DEVICETREE}; do
555 if echo $DTB | grep -q '/dts/'; then
556 bbwarn "$DTB contains the full path to the the dts file, but only the dtb name should be used."
557 DTB=`basename $DTB | sed 's,\.dts$,.dtb,g'`
558 fi
559
560 # Skip ${DTB} if it's also provided in ${EXTERNAL_KERNEL_DEVICETREE}
561 if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ] && [ -s ${EXTERNAL_KERNEL_DEVICETREE}/${DTB} ]; then
562 continue
563 fi
564
565 DTB_PATH="${KERNEL_OUTPUT_DIR}/dts/$DTB"
566 if [ ! -e "$DTB_PATH" ]; then
567 DTB_PATH="${KERNEL_OUTPUT_DIR}/$DTB"
568 fi
569
570 # Strip off the path component from the filename
571 if "${@'false' if oe.types.boolean(d.getVar('KERNEL_DTBVENDORED')) else 'true'}"; then
572 DTB=`basename $DTB`
573 fi
574
575 # Set the default dtb image if it exists in the devicetree.
576 if [ "${FIT_CONF_DEFAULT_DTB}" = "$DTB" ];then
577 default_dtb_image=$(echo "$DTB" | tr '/' '_')
578 fi
579
580 DTB=$(echo "$DTB" | tr '/' '_')
581
582 # Skip DTB if we've picked it up previously
583 echo "$DTBS" | tr ' ' '\n' | grep -xq "$DTB" && continue
584
585 DTBS="$DTBS $DTB"
586 DTB=$(echo $DTB | tr '/' '_')
587 fitimage_emit_section_dtb $1 $DTB $DTB_PATH
588 done
589 fi
590
591 if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ]; then
592 dtbcount=1
593 for DTB in $(find "${EXTERNAL_KERNEL_DEVICETREE}" -name '*.dtb' -printf '%P\n' | sort) \
594 $(find "${EXTERNAL_KERNEL_DEVICETREE}" -name '*.dtbo' -printf '%P\n' | sort); do
595 # Set the default dtb image if it exists in the devicetree.
596 if [ ${FIT_CONF_DEFAULT_DTB} = $DTB ];then
597 default_dtb_image=$(echo "$DTB" | tr '/' '_')
598 fi
599
600 DTB=$(echo "$DTB" | tr '/' '_')
601
602 # Skip DTB/DTBO if we've picked it up previously
603 echo "$DTBS" | tr ' ' '\n' | grep -xq "$DTB" && continue
604
605 DTBS="$DTBS $DTB"
606
607 # Also skip if a symlink. We'll later have each config section point at it
608 [ $(symlink_points_below $DTB "${EXTERNAL_KERNEL_DEVICETREE}") ] && continue
609
610 DTB=$(echo $DTB | tr '/' '_')
611 fitimage_emit_section_dtb $1 $DTB "${EXTERNAL_KERNEL_DEVICETREE}/$DTB"
612 done
613 fi
614
615 if [ -n "${FIT_CONF_DEFAULT_DTB}" ] && [ -z $default_dtb_image ]; then
616 bbwarn "${FIT_CONF_DEFAULT_DTB} is not available in the list of device trees."
617 fi
618
619 #
620 # Step 3: Prepare a u-boot script section
621 #
622
623 if [ -n "${FIT_UBOOT_ENV}" ]; then
624 cp ${UNPACKDIR}/${FIT_UBOOT_ENV} ${B}
625 bootscr_id="${FIT_UBOOT_ENV}"
626 fitimage_emit_section_boot_script $1 "$bootscr_id" ${FIT_UBOOT_ENV}
627 fi
628
629 #
630 # Step 4: Prepare a setup section. (For x86)
631 #
632 if [ -e ${KERNEL_OUTPUT_DIR}/setup.bin ]; then
633 setupcount=1
634 fitimage_emit_section_setup $1 $setupcount ${KERNEL_OUTPUT_DIR}/setup.bin
635 fi
636
637 #
638 # Step 5: Prepare a ramdisk section.
639 #
640 if [ "x${ramdiskcount}" = "x1" ] && [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
641 # Find and use the first initramfs image archive type we find
642 found=
643 for img in ${FIT_SUPPORTED_INITRAMFS_FSTYPES}; do
644 initramfs_path="${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img"
645 if [ -e "$initramfs_path" ]; then
646 bbnote "Found initramfs image: $initramfs_path"
647 found=true
648 fitimage_emit_section_ramdisk $1 "$ramdiskcount" "$initramfs_path"
649 break
650 else
651 bbnote "Did not find initramfs image: $initramfs_path"
652 fi
653 done
654
655 if [ -z "$found" ]; then
656 bbfatal "Could not find a valid initramfs type for ${INITRAMFS_IMAGE_NAME}, the supported types are: ${FIT_SUPPORTED_INITRAMFS_FSTYPES}"
657 fi
658 fi
659
660 fitimage_emit_section_maint $1 sectend
661
662 # Force the first Kernel and DTB in the default config
663 kernelcount=1
664 if [ -n "$dtbcount" ]; then
665 dtbcount=1
666 fi
667
668 #
669 # Step 6: Prepare a configurations section
670 #
671 fitimage_emit_section_maint $1 confstart
672
673 # kernel-fitimage.bbclass currently only supports a single kernel (no less or
674 # more) to be added to the FIT image along with 0 or more device trees and
675 # 0 or 1 ramdisk.
676 # It is also possible to include an initramfs bundle (kernel and rootfs in one binary)
677 # When the initramfs bundle is used ramdisk is disabled.
678 # If a device tree is to be part of the FIT image, then select
679 # the default configuration to be used is based on the dtbcount. If there is
680 # no dtb present than select the default configuation to be based on
681 # the kernelcount.
682 if [ -n "$DTBS" ]; then
683 i=1
684 for DTB in ${DTBS}; do
685 dtb_ext=${DTB##*.}
686 if [ "$dtb_ext" = "dtbo" ]; then
687 fitimage_emit_section_config $1 "" "$DTB" "" "$bootscr_id" "" "`expr $i = $dtbcount`" "$default_dtb_image"
688 else
689 fitimage_emit_section_config $1 $kernelcount "$DTB" "$ramdiskcount" "$bootscr_id" "$setupcount" "`expr $i = $dtbcount`" "$default_dtb_image"
690 fi
691 i=`expr $i + 1`
692 done
693 else
694 defaultconfigcount=1
695 fitimage_emit_section_config $1 $kernelcount "" "$ramdiskcount" "$bootscr_id" "$setupcount" $defaultconfigcount "$default_dtb_image"
696 fi
697
698 fitimage_emit_section_maint $1 sectend
699
700 fitimage_emit_section_maint $1 fitend
701
702 #
703 # Step 7: Assemble the image
704 #
705 ${UBOOT_MKIMAGE} \
706 ${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
707 -f $1 \
708 ${KERNEL_OUTPUT_DIR}/$2
709
710 #
711 # Step 8: Sign the image
712 #
713 if [ "x${UBOOT_SIGN_ENABLE}" = "x1" ] ; then
714 ${UBOOT_MKIMAGE_SIGN} \
715 ${@'-D "${UBOOT_MKIMAGE_DTCOPTS}"' if len('${UBOOT_MKIMAGE_DTCOPTS}') else ''} \
716 -F -k "${UBOOT_SIGN_KEYDIR}" \
717 -r ${KERNEL_OUTPUT_DIR}/$2 \
718 ${UBOOT_MKIMAGE_SIGN_ARGS}
719 fi
720}
721
722do_assemble_fitimage() {
723 if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage"; then
724 cd ${B}
725 fitimage_assemble fit-image.its fitImage-none ""
726 if [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
727 ln -sf fitImage-none ${B}/${KERNEL_OUTPUT_DIR}/fitImage
728 fi
729 fi
730}
731
732addtask assemble_fitimage before do_install after do_compile
733
734SYSROOT_DIRS:append = " /sysroot-only"
735do_install:append() {
736 if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage" && \
737 [ "${UBOOT_SIGN_ENABLE}" = "1" ]; then
738 install -D ${B}/${KERNEL_OUTPUT_DIR}/fitImage-none ${D}/sysroot-only/fitImage
739 fi
740}
741
742do_assemble_fitimage_initramfs() {
743 if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage" && \
744 test -n "${INITRAMFS_IMAGE}" ; then
745 cd ${B}
746 if [ "${INITRAMFS_IMAGE_BUNDLE}" = "1" ]; then
747 fitimage_assemble fit-image-${INITRAMFS_IMAGE}.its fitImage-bundle ""
748 ln -sf fitImage-bundle ${B}/${KERNEL_OUTPUT_DIR}/fitImage
749 else
750 fitimage_assemble fit-image-${INITRAMFS_IMAGE}.its fitImage-${INITRAMFS_IMAGE} 1
751 fi
752 fi
753}
754
755addtask assemble_fitimage_initramfs before do_deploy after do_bundle_initramfs
756
757do_kernel_generate_rsa_keys() {
758 if [ "${UBOOT_SIGN_ENABLE}" = "0" ] && [ "${FIT_GENERATE_KEYS}" = "1" ]; then
759 bbwarn "FIT_GENERATE_KEYS is set to 1 even though UBOOT_SIGN_ENABLE is set to 0. The keys will not be generated as they won't be used."
760 fi
761
762 if [ "${UBOOT_SIGN_ENABLE}" = "1" ] && [ "${FIT_GENERATE_KEYS}" = "1" ]; then
763
764 # Generate keys to sign configuration nodes, only if they don't already exist
765 if [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key ] || \
766 [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".crt ]; then
767
768 # make directory if it does not already exist
769 mkdir -p "${UBOOT_SIGN_KEYDIR}"
770
771 bbnote "Generating RSA private key for signing fitImage"
772 openssl genrsa ${FIT_KEY_GENRSA_ARGS} -out \
773 "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key \
774 "${FIT_SIGN_NUMBITS}"
775
776 bbnote "Generating certificate for signing fitImage"
777 openssl req ${FIT_KEY_REQ_ARGS} "${FIT_KEY_SIGN_PKCS}" \
778 -key "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".key \
779 -out "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_KEYNAME}".crt
780 fi
781
782 # Generate keys to sign image nodes, only if they don't already exist
783 if [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key ] || \
784 [ ! -f "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".crt ]; then
785
786 # make directory if it does not already exist
787 mkdir -p "${UBOOT_SIGN_KEYDIR}"
788
789 bbnote "Generating RSA private key for signing fitImage"
790 openssl genrsa ${FIT_KEY_GENRSA_ARGS} -out \
791 "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key \
792 "${FIT_SIGN_NUMBITS}"
793
794 bbnote "Generating certificate for signing fitImage"
795 openssl req ${FIT_KEY_REQ_ARGS} "${FIT_KEY_SIGN_PKCS}" \
796 -key "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".key \
797 -out "${UBOOT_SIGN_KEYDIR}/${UBOOT_SIGN_IMG_KEYNAME}".crt
798 fi
799 fi
800}
801
802addtask kernel_generate_rsa_keys before do_assemble_fitimage after do_compile
803
804kernel_deprecated_do_deploy[vardepsexclude] = "DATETIME"
805kernel_deprecated_do_deploy:append() {
806 # Update deploy directory
807 if echo ${KERNEL_IMAGETYPES} | grep -wq "fitImage"; then
808
809 if [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
810 bbnote "Copying fit-image.its source file..."
811 install -m 0644 ${B}/fit-image.its "$deployDir/fitImage-its-${KERNEL_FIT_NAME}.its"
812 if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
813 ln -snf fitImage-its-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${KERNEL_FIT_LINK_NAME}"
814 fi
815
816 bbnote "Copying linux.bin file..."
817 install -m 0644 ${B}/linux.bin $deployDir/fitImage-linux.bin-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT}
818 if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
819 ln -snf fitImage-linux.bin-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT} "$deployDir/fitImage-linux.bin-${KERNEL_FIT_LINK_NAME}"
820 fi
821 fi
822
823 if [ -n "${INITRAMFS_IMAGE}" ]; then
824 bbnote "Copying fit-image-${INITRAMFS_IMAGE}.its source file..."
825 install -m 0644 ${B}/fit-image-${INITRAMFS_IMAGE}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its"
826 if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
827 ln -snf fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}.its "$deployDir/fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
828 fi
829
830 if [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ]; then
831 bbnote "Copying fitImage-${INITRAMFS_IMAGE} file..."
832 install -m 0644 ${B}/${KERNEL_OUTPUT_DIR}/fitImage-${INITRAMFS_IMAGE} "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT}"
833 if [ -n "${KERNEL_FIT_LINK_NAME}" ] ; then
834 ln -snf fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_NAME}${KERNEL_FIT_BIN_EXT} "$deployDir/fitImage-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}"
835 fi
836 fi
837 fi
838 fi
839}
diff --git a/meta-ti-bsp/classes/kernel_deprecated.bbclass b/meta-ti-bsp/classes/kernel_deprecated.bbclass
deleted file mode 100644
index 328a08fd..00000000
--- a/meta-ti-bsp/classes/kernel_deprecated.bbclass
+++ /dev/null
@@ -1,869 +0,0 @@
1#
2# Copyright OpenEmbedded Contributors
3#
4# SPDX-License-Identifier: MIT
5#
6
7inherit linux-kernel-base kernel-module-split
8
9COMPATIBLE_HOST = ".*-linux"
10
11KERNEL_PACKAGE_NAME ??= "kernel"
12KERNEL_DEPLOYSUBDIR ??= "${@ "" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else d.getVar("KERNEL_PACKAGE_NAME") }"
13
14PROVIDES += "virtual/kernel"
15DEPENDS += "virtual/cross-binutils virtual/cross-cc kmod-native bc-native bison-native"
16DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.lzo", "lzop-native", "", d)}"
17DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.lz4", "lz4-native", "", d)}"
18DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.zst", "zstd-native", "", d)}"
19PACKAGE_WRITE_DEPS += "depmodwrapper-cross"
20
21do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot gzip-native:do_populate_sysroot"
22do_clean[depends] += "make-mod-scripts:do_clean"
23
24# CPE entries from NVD use linux_kernel, but the raw CVE entries from the kernel CNA have
25# vendor: linux and product: linux. Note that multiple distributions use "linux" as a product
26# name, so we need to fill vendor to avoid false positives
27CVE_PRODUCT ?= "linux_kernel linux:linux"
28
29S = "${STAGING_KERNEL_DIR}"
30B = "${WORKDIR}/build"
31KBUILD_OUTPUT = "${B}"
32OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT"
33
34# we include gcc above, we dont need virtual/libc
35INHIBIT_DEFAULT_DEPS = "1"
36
37KERNEL_IMAGETYPE ?= "zImage"
38INITRAMFS_IMAGE ?= ""
39INITRAMFS_TASK ?= ""
40INITRAMFS_IMAGE_BUNDLE ?= ""
41INITRAMFS_DEPLOY_DIR_IMAGE ?= "${DEPLOY_DIR_IMAGE}"
42INITRAMFS_MULTICONFIG ?= ""
43
44# KERNEL_VERSION is extracted from source code. It is evaluated as
45# None for the first parsing, since the code has not been fetched.
46# After the code is fetched, it will be evaluated as real version
47# number and cause kernel to be rebuilt. To avoid this, make
48# KERNEL_VERSION_NAME and KERNEL_VERSION_PKG_NAME depend on
49# LINUX_VERSION which is a constant.
50KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION') or ""}"
51KERNEL_VERSION_NAME[vardepvalue] = "${LINUX_VERSION}"
52KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
53KERNEL_VERSION_PKG_NAME[vardepvalue] = "${LINUX_VERSION}"
54
55python __anonymous () {
56 pn = d.getVar("PN")
57 kpn = d.getVar("KERNEL_PACKAGE_NAME")
58
59 # XXX Remove this after bug 11905 is resolved
60 # FILES:${KERNEL_PACKAGE_NAME}-dev doesn't expand correctly
61 if kpn == pn:
62 bb.warn("Some packages (E.g. *-dev) might be missing due to "
63 "bug 11905 (variable KERNEL_PACKAGE_NAME == PN)")
64
65 # The default kernel recipe builds in a shared location defined by
66 # bitbake/distro confs: STAGING_KERNEL_DIR and STAGING_KERNEL_BUILDDIR.
67 # Set these variables to directories under ${WORKDIR} in alternate
68 # kernel recipes (I.e. where KERNEL_PACKAGE_NAME != kernel) so that they
69 # may build in parallel with the default kernel without clobbering.
70 if kpn != "kernel":
71 workdir = d.getVar("WORKDIR")
72 sourceDir = os.path.join(workdir, 'kernel-source')
73 artifactsDir = os.path.join(workdir, 'kernel-build-artifacts')
74 d.setVar("STAGING_KERNEL_DIR", sourceDir)
75 d.setVar("STAGING_KERNEL_BUILDDIR", artifactsDir)
76
77 # Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES
78 type = d.getVar('KERNEL_IMAGETYPE') or ""
79 alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
80 types = d.getVar('KERNEL_IMAGETYPES') or ""
81 if type not in types.split():
82 types = (type + ' ' + types).strip()
83 if alttype not in types.split():
84 types = (alttype + ' ' + types).strip()
85 d.setVar('KERNEL_IMAGETYPES', types)
86
87 # KERNEL_IMAGETYPES may contain a mixture of image types supported directly
88 # by the kernel build system and types which are created by post-processing
89 # the output of the kernel build system (e.g. compressing vmlinux ->
90 # vmlinux.gz in kernel_deprecated_do_transform_kernel()).
91 # KERNEL_IMAGETYPE_FOR_MAKE should contain only image types supported
92 # directly by the kernel build system.
93 if not d.getVar('KERNEL_IMAGETYPE_FOR_MAKE'):
94 typeformake = set()
95 for type in types.split():
96 if type == 'vmlinux.gz':
97 type = 'vmlinux'
98 typeformake.add(type)
99
100 d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', ' '.join(sorted(typeformake)))
101
102 kname = d.getVar('KERNEL_PACKAGE_NAME') or "kernel"
103 imagedest = d.getVar('KERNEL_IMAGEDEST')
104
105 for type in types.split():
106 if bb.data.inherits_class('nopackages', d):
107 continue
108 typelower = type.lower()
109 d.appendVar('PACKAGES', ' %s-image-%s' % (kname, typelower))
110 d.setVar('FILES:' + kname + '-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
111 d.appendVar('RDEPENDS:%s-image' % kname, ' %s-image-%s (= ${EXTENDPKGV})' % (kname, typelower))
112 splitmods = d.getVar("KERNEL_SPLIT_MODULES")
113 if splitmods != '1':
114 d.appendVar('RDEPENDS:%s-image' % kname, ' %s-modules (= ${EXTENDPKGV})' % kname)
115 d.appendVar('RDEPENDS:%s-image-%s' % (kname, typelower), ' %s-modules-${KERNEL_VERSION_PKG_NAME} (= ${EXTENDPKGV})' % kname)
116 d.setVar('PKG:%s-modules' % kname, '%s-modules-${KERNEL_VERSION_PKG_NAME}' % kname)
117 d.appendVar('RPROVIDES:%s-modules' % kname, ' %s-modules-${KERNEL_VERSION_PKG_NAME}' % kname)
118
119 d.setVar('PKG:%s-image-%s' % (kname,typelower), '%s-image-%s-${KERNEL_VERSION_PKG_NAME}' % (kname, typelower))
120 d.setVar('ALLOW_EMPTY:%s-image-%s' % (kname, typelower), '1')
121
122 if d.getVar('KERNEL_IMAGETYPE_SYMLINK') == '1':
123 d.prependVar('pkg_postinst:%s-image-%s' % (kname,typelower), """set +e
124if [ -n "$D" ]; then
125 ln -sf %s-${KERNEL_VERSION} $D/${KERNEL_IMAGEDEST}/%s > /dev/null 2>&1
126else
127 ln -sf %s-${KERNEL_VERSION} ${KERNEL_IMAGEDEST}/%s > /dev/null 2>&1
128 if [ $? -ne 0 ]; then
129 echo "Filesystem on ${KERNEL_IMAGEDEST}/ doesn't support symlinks, falling back to copied image (%s)."
130 install -m 0644 ${KERNEL_IMAGEDEST}/%s-${KERNEL_VERSION} ${KERNEL_IMAGEDEST}/%s
131 fi
132fi
133set -e
134""" % (type, type, type, type, type, type, type))
135 d.setVar('pkg_postrm:%s-image-%s' % (kname,typelower), """set +e
136if [ -f "${KERNEL_IMAGEDEST}/%s" -o -L "${KERNEL_IMAGEDEST}/%s" ]; then
137 rm -f ${KERNEL_IMAGEDEST}/%s > /dev/null 2>&1
138fi
139set -e
140""" % (type, type, type))
141
142
143 image = d.getVar('INITRAMFS_IMAGE')
144 # If the INTIRAMFS_IMAGE is set but the INITRAMFS_IMAGE_BUNDLE is set to 0,
145 # the do_bundle_initramfs does nothing, but the INITRAMFS_IMAGE is built
146 # standalone for use by wic and other tools.
147 if image:
148 if d.getVar('INITRAMFS_MULTICONFIG'):
149 d.appendVarFlag('do_bundle_initramfs', 'mcdepends', ' mc:${BB_CURRENT_MC}:${INITRAMFS_MULTICONFIG}:${INITRAMFS_IMAGE}:do_image_complete')
150 else:
151 d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
152 if image and bb.utils.to_boolean(d.getVar('INITRAMFS_IMAGE_BUNDLE')):
153 bb.build.addtask('do_transform_bundled_initramfs', 'do_deploy', 'do_bundle_initramfs', d)
154
155 # NOTE: setting INITRAMFS_TASK is for backward compatibility
156 # The preferred method is to set INITRAMFS_IMAGE, because
157 # this INITRAMFS_TASK has circular dependency problems
158 # if the initramfs requires kernel modules
159 image_task = d.getVar('INITRAMFS_TASK')
160 if image_task:
161 d.appendVarFlag('do_configure', 'depends', ' ${INITRAMFS_TASK}')
162}
163
164# Here we pull in all various kernel image types which we support.
165#
166# In case you're wondering why kernel.bbclass inherits the other image
167# types instead of the other way around, the reason for that is to
168# maintain compatibility with various currently existing meta-layers.
169# By pulling in the various kernel image types here, we retain the
170# original behavior of kernel.bbclass, so no meta-layers should get
171# broken.
172#
173# KERNEL_CLASSES by default pulls in kernel-uimage.bbclass, since this
174# used to be the default behavior when only uImage was supported. This
175# variable can be appended by users who implement support for new kernel
176# image types.
177
178KERNEL_CLASSES ?= " kernel-uimage "
179inherit_defer ${KERNEL_CLASSES}
180
181# Old style kernels may set ${S} = ${WORKDIR}/git for example
182# We need to move these over to STAGING_KERNEL_DIR. We can't just
183# create the symlink in advance as the git fetcher can't cope with
184# the symlink.
185do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
186do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
187python do_symlink_kernsrc () {
188 s = d.getVar("S")
189 kernsrc = d.getVar("STAGING_KERNEL_DIR")
190 if s != kernsrc:
191 bb.utils.mkdirhier(kernsrc)
192 bb.utils.remove(kernsrc, recurse=True)
193 if s[-1] == '/':
194 # drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as
195 # directory name and fail
196 s = s[:-1]
197 if d.getVar("EXTERNALSRC"):
198 # With EXTERNALSRC S will not be wiped so we can symlink to it
199 os.symlink(s, kernsrc)
200 else:
201 import shutil
202 shutil.move(s, kernsrc)
203 os.symlink(kernsrc, s)
204}
205# do_patch is normally ordered before do_configure, but
206# externalsrc.bbclass deletes do_patch, breaking the dependency of
207# do_configure on do_symlink_kernsrc.
208addtask symlink_kernsrc before do_patch do_configure after do_unpack
209
210inherit kernel-arch deploy
211
212PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-module-.*"
213PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-image-.*"
214PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-firmware-.*"
215
216export OS = "${TARGET_OS}"
217export CROSS_COMPILE = "${TARGET_PREFIX}"
218
219KERNEL_RELEASE ?= "${KERNEL_VERSION}"
220
221# The directory where built kernel lies in the kernel tree
222KERNEL_OUTPUT_DIR ?= "arch/${ARCH}/boot"
223KERNEL_IMAGEDEST ?= "boot"
224KERNEL_DTBDEST ?= "${KERNEL_IMAGEDEST}"
225KERNEL_DTBVENDORED ?= "0"
226
227#
228# configuration
229#
230KERNEL_VERSION = "${@get_kernelversion_headers('${B}')}"
231
232# kernels are generally machine specific
233PACKAGE_ARCH = "${MACHINE_ARCH}"
234
235# U-Boot support
236UBOOT_ENTRYPOINT ?= "0x20008000"
237UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
238
239# Some Linux kernel configurations need additional parameters on the command line
240KERNEL_EXTRA_ARGS ?= ""
241
242EXTRA_OEMAKE += ' CC="${KERNEL_CC}" LD="${KERNEL_LD}" OBJCOPY="${KERNEL_OBJCOPY}" STRIP="${KERNEL_STRIP}"'
243EXTRA_OEMAKE += ' HOSTCC="${BUILD_CC}" HOSTCFLAGS="${BUILD_CFLAGS}" HOSTLDFLAGS="${BUILD_LDFLAGS}" HOSTCPP="${BUILD_CPP}"'
244EXTRA_OEMAKE += ' HOSTCXX="${BUILD_CXX}" HOSTCXXFLAGS="${BUILD_CXXFLAGS}"'
245# Only for newer kernels (5.19+), native pkg-config variables are set for older kernels when building kernel and modules
246EXTRA_OEMAKE += ' HOSTPKG_CONFIG="pkg-config-native"'
247
248KERNEL_ALT_IMAGETYPE ??= ""
249
250copy_initramfs() {
251 echo "Copying initramfs into ./usr ..."
252 # In case the directory is not created yet from the first pass compile:
253 mkdir -p ${B}/usr
254 # Find and use the first initramfs image archive type we find
255 rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
256 for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.zst; do
257 if [ -e "${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
258 cp ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
259 case $img in
260 *gz)
261 echo "gzip decompressing image"
262 gunzip -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
263 break
264 ;;
265 *lz4)
266 echo "lz4 decompressing image"
267 lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
268 break
269 ;;
270 *lzo)
271 echo "lzo decompressing image"
272 lzop -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
273 break
274 ;;
275 *lzma)
276 echo "lzma decompressing image"
277 lzma -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
278 break
279 ;;
280 *xz)
281 echo "xz decompressing image"
282 xz -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
283 break
284 ;;
285 *zst)
286 echo "zst decompressing image"
287 zstd -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
288 break
289 ;;
290 esac
291 break
292 fi
293 done
294 # Verify that the above loop found a initramfs, fail otherwise
295 [ -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio ] && echo "Finished copy of initramfs into ./usr" || die "Could not find any ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.cpio{.gz|.lz4|.lzo|.lzma|.xz|.zst) for bundling; INITRAMFS_IMAGE_NAME might be wrong."
296}
297
298do_bundle_initramfs () {
299 if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
300 echo "Creating a kernel image with a bundled initramfs..."
301 copy_initramfs
302 # Backing up kernel image relies on its type(regular file or symbolic link)
303 tmp_path=""
304 for imageType in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
305 if [ -h ${KERNEL_OUTPUT_DIR}/$imageType ] ; then
306 linkpath=`readlink -n ${KERNEL_OUTPUT_DIR}/$imageType`
307 realpath=`readlink -fn ${KERNEL_OUTPUT_DIR}/$imageType`
308 mv -f $realpath $realpath.bak
309 tmp_path=$tmp_path" "$imageType"#"$linkpath"#"$realpath
310 elif [ -f ${KERNEL_OUTPUT_DIR}/$imageType ]; then
311 mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.bak
312 tmp_path=$tmp_path" "$imageType"##"
313 fi
314 done
315 use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
316 kernel_deprecated_do_compile
317 # Restoring kernel image
318 for tp in $tmp_path ; do
319 imageType=`echo $tp|cut -d "#" -f 1`
320 linkpath=`echo $tp|cut -d "#" -f 2`
321 realpath=`echo $tp|cut -d "#" -f 3`
322 if [ -n "$realpath" ]; then
323 mv -f $realpath $realpath.initramfs
324 mv -f $realpath.bak $realpath
325 ln -sf $linkpath.initramfs ${B}/${KERNEL_OUTPUT_DIR}/$imageType.initramfs
326 else
327 mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.initramfs
328 mv -f ${KERNEL_OUTPUT_DIR}/$imageType.bak ${KERNEL_OUTPUT_DIR}/$imageType
329 fi
330 done
331 fi
332}
333do_bundle_initramfs[dirs] = "${B}"
334
335kernel_deprecated_do_transform_bundled_initramfs() {
336 # vmlinux.gz is not built by kernel
337 if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then
338 gzip -9cn < ${KERNEL_OUTPUT_DIR}/vmlinux.initramfs > ${KERNEL_OUTPUT_DIR}/vmlinux.gz.initramfs
339 fi
340}
341do_transform_bundled_initramfs[dirs] = "${B}"
342
343python do_package:prepend () {
344 d.setVar('STRIP', d.getVar('KERNEL_STRIP').strip())
345}
346
347python do_devshell:prepend () {
348 os.environ["LDFLAGS"] = ''
349}
350
351addtask bundle_initramfs after do_install before do_deploy
352
353KERNEL_DEBUG_TIMESTAMPS ??= "0"
354
355kernel_deprecated_do_compile() {
356 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
357
358 # setup native pkg-config variables (kconfig scripts call pkg-config directly, cannot generically be overriden to pkg-config-native)
359 export PKG_CONFIG_DIR="${STAGING_DIR_NATIVE}${libdir_native}/pkgconfig"
360 export PKG_CONFIG_PATH="$PKG_CONFIG_DIR:${STAGING_DATADIR_NATIVE}/pkgconfig"
361 export PKG_CONFIG_LIBDIR="$PKG_CONFIG_DIR"
362 export PKG_CONFIG_SYSROOT_DIR=""
363
364 if [ "${KERNEL_DEBUG_TIMESTAMPS}" != "1" ]; then
365 # kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
366 # be set....
367 if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
368 # The source directory is not necessarily a git repository, so we
369 # specify the git-dir to ensure that git does not query a
370 # repository in any parent directory.
371 SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"`
372 fi
373
374 ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
375 export KBUILD_BUILD_TIMESTAMP="$ts"
376 export KCONFIG_NOTIMESTAMP=1
377 bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
378 else
379 ts=`LC_ALL=C date`
380 export KBUILD_BUILD_TIMESTAMP="$ts"
381 bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
382 fi
383 # The $use_alternate_initrd is only set from
384 # do_bundle_initramfs() This variable is specifically for the
385 # case where we are making a second pass at the kernel
386 # compilation and we want to force the kernel build to use a
387 # different initramfs image. The way to do that in the kernel
388 # is to specify:
389 # make ...args... CONFIG_INITRAMFS_SOURCE=some_other_initramfs.cpio
390 if [ "$use_alternate_initrd" = "" ] && [ "${INITRAMFS_TASK}" != "" ] ; then
391 # The old style way of copying an prebuilt image and building it
392 # is turned on via INTIRAMFS_TASK != ""
393 copy_initramfs
394 use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
395 fi
396 for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
397 oe_runmake ${PARALLEL_MAKE} ${typeformake} ${KERNEL_EXTRA_ARGS} $use_alternate_initrd
398 done
399}
400
401kernel_deprecated_do_transform_kernel() {
402 # vmlinux.gz is not built by kernel
403 if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then
404 mkdir -p "${KERNEL_OUTPUT_DIR}"
405 gzip -9cn < ${B}/vmlinux > "${KERNEL_OUTPUT_DIR}/vmlinux.gz"
406 fi
407}
408do_transform_kernel[dirs] = "${B}"
409addtask transform_kernel after do_compile before do_install
410
411do_compile_kernelmodules() {
412 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
413
414 # setup native pkg-config variables (kconfig scripts call pkg-config directly, cannot generically be overriden to pkg-config-native)
415 export PKG_CONFIG_DIR="${STAGING_DIR_NATIVE}${libdir_native}/pkgconfig"
416 export PKG_CONFIG_PATH="$PKG_CONFIG_DIR:${STAGING_DATADIR_NATIVE}/pkgconfig"
417 export PKG_CONFIG_LIBDIR="$PKG_CONFIG_DIR"
418 export PKG_CONFIG_SYSROOT_DIR=""
419
420 if [ "${KERNEL_DEBUG_TIMESTAMPS}" != "1" ]; then
421 # kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
422 # be set....
423 if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
424 # The source directory is not necessarily a git repository, so we
425 # specify the git-dir to ensure that git does not query a
426 # repository in any parent directory.
427 SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"`
428 fi
429
430 ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
431 export KBUILD_BUILD_TIMESTAMP="$ts"
432 export KCONFIG_NOTIMESTAMP=1
433 bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
434 else
435 ts=`LC_ALL=C date`
436 export KBUILD_BUILD_TIMESTAMP="$ts"
437 bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
438 fi
439 if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then
440 oe_runmake -C ${B} ${PARALLEL_MAKE} modules ${KERNEL_EXTRA_ARGS}
441
442 # Module.symvers gets updated during the
443 # building of the kernel modules. We need to
444 # update this in the shared workdir since some
445 # external kernel modules has a dependency on
446 # other kernel modules and will look at this
447 # file to do symbol lookups
448 cp ${B}/Module.symvers ${STAGING_KERNEL_BUILDDIR}/
449 # 5.10+ kernels have module.lds that we need to copy for external module builds
450 if [ -e "${B}/scripts/module.lds" ]; then
451 install -Dm 0644 ${B}/scripts/module.lds ${STAGING_KERNEL_BUILDDIR}/scripts/module.lds
452 fi
453 else
454 bbnote "no modules to compile"
455 fi
456}
457addtask compile_kernelmodules after do_compile before do_strip
458
459kernel_deprecated_do_install() {
460 #
461 # First install the modules
462 #
463 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
464 if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
465 oe_runmake DEPMOD=echo MODLIB=${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION} INSTALL_FW_PATH=${D}${nonarch_base_libdir}/firmware modules_install
466 rm -f "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
467 rm -f "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/source"
468 # Remove empty module directories to prevent QA issues
469 [ -d "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/kernel" ] && find "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/kernel" -type d -empty -delete
470 else
471 bbnote "no modules to install"
472 fi
473
474 #
475 # Install various kernel output (zImage, map file, config, module support files)
476 #
477 install -d ${D}/${KERNEL_IMAGEDEST}
478
479 #
480 # When including an initramfs bundle inside a FIT image, the fitImage is created after the install task
481 # by do_assemble_fitimage_initramfs.
482 # This happens after the generation of the initramfs bundle (done by do_bundle_initramfs).
483 # So, at the level of the install task we should not try to install the fitImage. fitImage is still not
484 # generated yet.
485 # After the generation of the fitImage, the deploy task copies the fitImage from the build directory to
486 # the deploy folder.
487 #
488
489 for imageType in ${KERNEL_IMAGETYPES} ; do
490 if [ $imageType != "fitImage" ] || [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ] ; then
491 install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType ${D}/${KERNEL_IMAGEDEST}/$imageType-${KERNEL_VERSION}
492 fi
493 done
494
495 install -m 0644 System.map ${D}/${KERNEL_IMAGEDEST}/System.map-${KERNEL_VERSION}
496 install -m 0644 .config ${D}/${KERNEL_IMAGEDEST}/config-${KERNEL_VERSION}
497 install -m 0644 vmlinux ${D}/${KERNEL_IMAGEDEST}/vmlinux-${KERNEL_VERSION}
498 ! [ -e Module.symvers ] || install -m 0644 Module.symvers ${D}/${KERNEL_IMAGEDEST}/Module.symvers-${KERNEL_VERSION}
499}
500
501# Must be ran no earlier than after do_kernel_checkout or else Makefile won't be in ${S}/Makefile
502do_kernel_version_sanity_check() {
503 if [ "x${KERNEL_VERSION_SANITY_SKIP}" = "x1" ]; then
504 exit 0
505 fi
506
507 # The Makefile determines the kernel version shown at runtime
508 # Don't use KERNEL_VERSION because the headers it grabs the version from aren't generated until do_compile
509 VERSION=$(grep "^VERSION =" ${S}/Makefile | sed s/.*=\ *//)
510 PATCHLEVEL=$(grep "^PATCHLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
511 SUBLEVEL=$(grep "^SUBLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
512 EXTRAVERSION=$(grep "^EXTRAVERSION =" ${S}/Makefile | sed s/.*=\ *//)
513
514 # Build a string for regex and a plain version string
515 reg="^${VERSION}\.${PATCHLEVEL}"
516 vers="${VERSION}.${PATCHLEVEL}"
517 if [ -n "${SUBLEVEL}" ]; then
518 # Ignoring a SUBLEVEL of zero is fine
519 if [ "${SUBLEVEL}" = "0" ]; then
520 reg="${reg}(\.${SUBLEVEL})?"
521 else
522 reg="${reg}\.${SUBLEVEL}"
523 vers="${vers}.${SUBLEVEL}"
524 fi
525 fi
526 vers="${vers}${EXTRAVERSION}"
527 reg="${reg}${EXTRAVERSION}"
528
529 if [ -z `echo ${PV} | grep -E "${reg}"` ]; then
530 bbfatal "Package Version (${PV}) does not match of kernel being built (${vers}). Please update the PV variable to match the kernel source or set KERNEL_VERSION_SANITY_SKIP=\"1\" in your recipe."
531 fi
532 exit 0
533}
534
535addtask shared_workdir after do_compile before do_compile_kernelmodules
536addtask shared_workdir_setscene
537
538do_shared_workdir_setscene () {
539 exit 1
540}
541
542emit_depmod_pkgdata() {
543 # Stash data for depmod
544 install -d ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/
545 echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/${KERNEL_PACKAGE_NAME}-abiversion
546 cp ${B}/System.map ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/System.map-${KERNEL_VERSION}
547}
548
549PACKAGEFUNCS += "emit_depmod_pkgdata"
550
551do_shared_workdir[cleandirs] += " ${STAGING_KERNEL_BUILDDIR}"
552do_shared_workdir () {
553 cd ${B}
554
555 kerneldir=${STAGING_KERNEL_BUILDDIR}
556 install -d $kerneldir
557
558 #
559 # Store the kernel version in sysroots for module-base.bbclass
560 #
561
562 echo "${KERNEL_VERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-abiversion
563 echo "${KERNEL_LOCALVERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-localversion
564
565 # Copy files required for module builds
566 cp System.map $kerneldir/System.map-${KERNEL_VERSION}
567 ! [ -e Module.symvers ] || cp Module.symvers $kerneldir/
568 cp .config $kerneldir/
569 mkdir -p $kerneldir/include/config
570 cp include/config/kernel.release $kerneldir/include/config/kernel.release
571 if [ -e certs/signing_key.x509 ]; then
572 # The signing_key.* files are stored in the certs/ dir in
573 # newer Linux kernels
574 mkdir -p $kerneldir/certs
575 cp certs/signing_key.* $kerneldir/certs/
576 elif [ -e signing_key.priv ]; then
577 cp signing_key.* $kerneldir/
578 fi
579
580 # We can also copy over all the generated files and avoid special cases
581 # like version.h, but we've opted to keep this small until file creep starts
582 # to happen
583 if [ -e include/linux/version.h ]; then
584 mkdir -p $kerneldir/include/linux
585 cp include/linux/version.h $kerneldir/include/linux/version.h
586 fi
587
588 # As of Linux kernel version 3.0.1, the clean target removes
589 # arch/powerpc/lib/crtsavres.o which is present in
590 # KBUILD_LDFLAGS_MODULE, making it required to build external modules.
591 if [ ${ARCH} = "powerpc" ]; then
592 if [ -e arch/powerpc/lib/crtsavres.o ]; then
593 mkdir -p $kerneldir/arch/powerpc/lib/
594 cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
595 fi
596 fi
597
598 if [ -d include/generated ]; then
599 mkdir -p $kerneldir/include/generated/
600 cp -fR include/generated/* $kerneldir/include/generated/
601 fi
602
603 if [ -d arch/${ARCH}/include/generated ]; then
604 mkdir -p $kerneldir/arch/${ARCH}/include/generated/
605 cp -fR arch/${ARCH}/include/generated/* $kerneldir/arch/${ARCH}/include/generated/
606 fi
607
608 if (grep -q -i -e '^CONFIG_UNWINDER_ORC=y$' $kerneldir/.config); then
609 # With CONFIG_UNWINDER_ORC (the default in 4.14), objtool is required for
610 # out-of-tree modules to be able to generate object files.
611 if [ -x tools/objtool/objtool ]; then
612 mkdir -p ${kerneldir}/tools/objtool
613 cp tools/objtool/objtool ${kerneldir}/tools/objtool/
614 fi
615 fi
616
617 # When building with CONFIG_MODVERSIONS=y and CONFIG_RANDSTRUCT=y we need
618 # to copy the build assets generated for the randstruct seed to
619 # STAGING_KERNEL_BUILDDIR, otherwise the out-of-tree modules build will
620 # generate those assets which will result in a different
621 # RANDSTRUCT_HASHED_SEED
622 if [ -d scripts/basic ]; then
623 mkdir -p ${kerneldir}/scripts
624 cp -r scripts/basic ${kerneldir}/scripts
625 fi
626
627 if [ -d scripts/gcc-plugins ]; then
628 mkdir -p ${kerneldir}/scripts
629 cp -r scripts/gcc-plugins ${kerneldir}/scripts
630 fi
631
632}
633
634# We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware
635SYSROOT_DIRS = ""
636
637KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} olddefconfig || oe_runmake -C ${S} O=${B} oldnoconfig"
638
639python check_oldest_kernel() {
640 oldest_kernel = d.getVar('OLDEST_KERNEL')
641 kernel_version = d.getVar('KERNEL_VERSION')
642 tclibc = d.getVar('TCLIBC')
643 if tclibc == 'glibc':
644 kernel_version = kernel_version.split('-', 1)[0]
645 if oldest_kernel and kernel_version:
646 if bb.utils.vercmp_string(kernel_version, oldest_kernel) < 0:
647 bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN'), oldest_kernel, kernel_version, tclibc))
648}
649
650check_oldest_kernel[vardepsexclude] += "OLDEST_KERNEL KERNEL_VERSION"
651do_compile[postfuncs] += "check_oldest_kernel"
652
653KERNEL_LOCALVERSION ??= ""
654
655# 6.3+ requires the variable LOCALVERSION to be set to not get a "+" in
656# the local version. Having it empty means nothing will be added, and any
657# value will be appended to the local kernel version. This replaces the
658# use of .scmversion file for setting a localversion without using
659# the CONFIG_LOCALVERSION option.
660#
661# Note: This class saves the value of localversion to a file
662# so other recipes like make-mod-scripts can restore it via the
663# helper function get_kernellocalversion_file
664export LOCALVERSION = "${KERNEL_LOCALVERSION}"
665
666kernel_deprecated_do_configure() {
667 # fixes extra + in /lib/modules/2.6.37+
668 # $ scripts/setlocalversion . => +
669 # $ make kernelversion => 2.6.37
670 # $ make kernelrelease => 2.6.37+
671 # See kernel-arch.bbclass for post v6.3 removal of the extra
672 # + in localversion. .scmversion is no longer used, and the
673 # variable LOCALVERSION must be used
674 if [ ! -e ${B}/.scmversion -a ! -e ${S}/.scmversion ]; then
675 echo ${KERNEL_LOCALVERSION} > ${B}/.scmversion
676 echo ${KERNEL_LOCALVERSION} > ${S}/.scmversion
677 fi
678
679 if [ "${S}" != "${B}" ] && [ -f "${S}/.config" ] && [ ! -f "${B}/.config" ]; then
680 mv "${S}/.config" "${B}/.config"
681 fi
682
683 # Copy defconfig to .config if .config does not exist. This allows
684 # recipes to manage the .config themselves in do_configure:prepend().
685 if [ -f "${UNPACKDIR}/defconfig" ] && [ ! -f "${B}/.config" ]; then
686 cp "${UNPACKDIR}/defconfig" "${B}/.config"
687 fi
688
689 ${KERNEL_CONFIG_COMMAND}
690}
691
692inherit cml1 pkgconfig
693
694EXPORT_FUNCTIONS do_compile do_transform_kernel do_transform_bundled_initramfs do_install do_configure
695
696# kernel-base becomes kernel-${KERNEL_VERSION}
697# kernel-image becomes kernel-image-${KERNEL_VERSION}
698PACKAGES = "${KERNEL_PACKAGE_NAME} ${KERNEL_PACKAGE_NAME}-base ${KERNEL_PACKAGE_NAME}-vmlinux ${KERNEL_PACKAGE_NAME}-image ${KERNEL_PACKAGE_NAME}-dev ${KERNEL_PACKAGE_NAME}-modules ${KERNEL_PACKAGE_NAME}-dbg"
699FILES:${PN} = ""
700FILES:${KERNEL_PACKAGE_NAME}-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin.modinfo"
701FILES:${KERNEL_PACKAGE_NAME}-image = ""
702FILES:${KERNEL_PACKAGE_NAME}-dev = "/${KERNEL_IMAGEDEST}/System.map* /${KERNEL_IMAGEDEST}/Module.symvers* /${KERNEL_IMAGEDEST}/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
703FILES:${KERNEL_PACKAGE_NAME}-vmlinux = "/${KERNEL_IMAGEDEST}/vmlinux-${KERNEL_VERSION_NAME}"
704FILES:${KERNEL_PACKAGE_NAME}-modules = ""
705FILES:${KERNEL_PACKAGE_NAME}-dbg = "/usr/lib/debug /usr/src/debug"
706RDEPENDS:${KERNEL_PACKAGE_NAME} = "${KERNEL_PACKAGE_NAME}-base (= ${EXTENDPKGV})"
707# Allow machines to override this dependency if kernel image files are
708# not wanted in images as standard
709RRECOMMENDS:${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image (= ${EXTENDPKGV})"
710PKG:${KERNEL_PACKAGE_NAME}-image = "${KERNEL_PACKAGE_NAME}-image-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
711RPROVIDES:${KERNEL_PACKAGE_NAME}-image += "${KERNEL_PACKAGE_NAME}-image"
712RDEPENDS:${KERNEL_PACKAGE_NAME}-image += "${@oe.utils.conditional('KERNEL_IMAGETYPE', 'vmlinux', '${KERNEL_PACKAGE_NAME}-vmlinux (= ${EXTENDPKGV})', '', d)}"
713PKG:${KERNEL_PACKAGE_NAME}-base = "${KERNEL_PACKAGE_NAME}-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
714RPROVIDES:${KERNEL_PACKAGE_NAME}-base += "${KERNEL_PACKAGE_NAME}-${KERNEL_VERSION} ${KERNEL_PACKAGE_NAME}-base"
715ALLOW_EMPTY:${KERNEL_PACKAGE_NAME} = "1"
716ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-base = "1"
717ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-image = "1"
718ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-modules = "1"
719DESCRIPTION:${KERNEL_PACKAGE_NAME}-modules = "Kernel modules meta package"
720
721pkg_postinst:${KERNEL_PACKAGE_NAME}-base () {
722 if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
723 mkdir -p $D/lib/modules/${KERNEL_VERSION}
724 fi
725 if [ -n "$D" ]; then
726 depmodwrapper -a -b $D ${KERNEL_VERSION} ${KERNEL_PACKAGE_NAME}
727 else
728 depmod -a ${KERNEL_VERSION}
729 fi
730}
731
732PACKAGESPLITFUNCS =+ "split_kernel_packages"
733
734python split_kernel_packages () {
735 do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex=r'^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='${KERNEL_PACKAGE_NAME}-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
736}
737
738# Many scripts want to look in arch/$arch/boot for the bootable
739# image. This poses a problem for vmlinux and vmlinuz based
740# booting. This task arranges to have vmlinux and vmlinuz appear
741# in the normalized directory location.
742do_kernel_link_images() {
743 if [ ! -d "${B}/arch/${ARCH}/boot" ]; then
744 mkdir ${B}/arch/${ARCH}/boot
745 fi
746 cd ${B}/arch/${ARCH}/boot
747 ln -sf ../../../vmlinux
748 if [ -f ../../../vmlinuz ]; then
749 ln -sf ../../../vmlinuz
750 fi
751 if [ -f ../../../vmlinuz.bin ]; then
752 ln -sf ../../../vmlinuz.bin
753 fi
754 if [ -f ../../../vmlinux.64 ]; then
755 ln -sf ../../../vmlinux.64
756 fi
757}
758addtask kernel_link_images after do_compile before do_strip
759
760python do_strip() {
761 import shutil
762
763 strip = d.getVar('KERNEL_STRIP')
764 extra_sections = d.getVar('KERNEL_IMAGE_STRIP_EXTRA_SECTIONS')
765 kernel_image = d.getVar('B') + "/" + d.getVar('KERNEL_OUTPUT_DIR') + "/vmlinux"
766
767 if (extra_sections and kernel_image.find(d.getVar('KERNEL_IMAGEDEST') + '/vmlinux') != -1):
768 kernel_image_stripped = kernel_image + ".stripped"
769 shutil.copy2(kernel_image, kernel_image_stripped)
770 oe.package.runstrip((kernel_image_stripped, 8, strip, extra_sections))
771 bb.debug(1, "KERNEL_IMAGE_STRIP_EXTRA_SECTIONS is set, stripping sections: " + \
772 extra_sections)
773}
774do_strip[dirs] = "${B}"
775
776addtask strip before do_sizecheck after do_kernel_link_images
777
778# Support checking the kernel size since some kernels need to reside in partitions
779# with a fixed length or there is a limit in transferring the kernel to memory.
780# If more than one image type is enabled, warn on any that don't fit but only fail
781# if none fit.
782do_sizecheck() {
783 if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
784 invalid=`echo ${KERNEL_IMAGE_MAXSIZE} | sed 's/[0-9]//g'`
785 if [ -n "$invalid" ]; then
786 die "Invalid KERNEL_IMAGE_MAXSIZE: ${KERNEL_IMAGE_MAXSIZE}, should be an integer (The unit is Kbytes)"
787 fi
788 at_least_one_fits=
789 for imageType in ${KERNEL_IMAGETYPES} ; do
790 size=`du -ks ${B}/${KERNEL_OUTPUT_DIR}/$imageType | awk '{print $1}'`
791 if [ $size -gt ${KERNEL_IMAGE_MAXSIZE} ]; then
792 bbwarn "This kernel $imageType (size=$size(K) > ${KERNEL_IMAGE_MAXSIZE}(K)) is too big for your device."
793 else
794 at_least_one_fits=y
795 fi
796 done
797 if [ -z "$at_least_one_fits" ]; then
798 die "All kernel images are too big for your device. Please reduce the size of the kernel by making more of it modular."
799 fi
800 fi
801}
802do_sizecheck[dirs] = "${B}"
803
804addtask sizecheck before do_install after do_strip
805
806inherit kernel-artifact-names
807
808kernel_deprecated_do_deploy() {
809 deployDir="${DEPLOYDIR}"
810 if [ -n "${KERNEL_DEPLOYSUBDIR}" ]; then
811 deployDir="${DEPLOYDIR}/${KERNEL_DEPLOYSUBDIR}"
812 mkdir "$deployDir"
813 fi
814
815 for imageType in ${KERNEL_IMAGETYPES} ; do
816 baseName=$imageType-${KERNEL_IMAGE_NAME}
817
818 if [ -s ${KERNEL_OUTPUT_DIR}/$imageType.stripped ] ; then
819 install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType.stripped $deployDir/$baseName${KERNEL_IMAGE_BIN_EXT}
820 else
821 install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType $deployDir/$baseName${KERNEL_IMAGE_BIN_EXT}
822 fi
823 if [ -n "${KERNEL_IMAGE_LINK_NAME}" ] ; then
824 ln -sf $baseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType-${KERNEL_IMAGE_LINK_NAME}${KERNEL_IMAGE_BIN_EXT}
825 fi
826 if [ "${KERNEL_IMAGETYPE_SYMLINK}" = "1" ] ; then
827 ln -sf $baseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType
828 fi
829 done
830
831 if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
832 mkdir -p ${D}${root_prefix}/lib
833 if [ -n "${SOURCE_DATE_EPOCH}" ]; then
834 TAR_ARGS="--sort=name --clamp-mtime --mtime=@${SOURCE_DATE_EPOCH}"
835 else
836 TAR_ARGS=""
837 fi
838 TAR_ARGS="$TAR_ARGS --owner=0 --group=0"
839 tar $TAR_ARGS -cv -C ${D}${root_prefix} lib | gzip -9n > $deployDir/modules-${MODULE_TARBALL_NAME}.tgz
840
841 if [ -n "${MODULE_TARBALL_LINK_NAME}" ] ; then
842 ln -sf modules-${MODULE_TARBALL_NAME}.tgz $deployDir/modules-${MODULE_TARBALL_LINK_NAME}.tgz
843 fi
844 fi
845
846 if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
847 for imageType in ${KERNEL_IMAGETYPES} ; do
848 if [ "$imageType" = "fitImage" ] ; then
849 continue
850 fi
851 initramfsBaseName=$imageType-${INITRAMFS_NAME}
852 install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType.initramfs $deployDir/$initramfsBaseName${KERNEL_IMAGE_BIN_EXT}
853 if [ -n "${INITRAMFS_LINK_NAME}" ] ; then
854 ln -sf $initramfsBaseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType-${INITRAMFS_LINK_NAME}${KERNEL_IMAGE_BIN_EXT}
855 fi
856 done
857 fi
858}
859
860# We deploy to filenames that include PKGV and PKGR, read the saved data to
861# ensure we get the right values for both
862do_deploy[prefuncs] += "read_subpackage_metadata"
863
864addtask deploy after do_populate_sysroot do_packagedata
865
866EXPORT_FUNCTIONS do_deploy
867
868# Add using Device Tree support
869inherit kernel-devicetree
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-07-05 05:59:53 +0000