Re: [OE-core] [PATCH v2 0/1] u-boot-tools: drop yaml in DT validation

[Michael Opdenacker <michael.opdenacker@rootcommit.com>]

Hi João Marcos

FYI, building the "qemuriscv64" machine is still broken on OE-core 
(master), and it's seems likely to be related to this change;

| /usr/bin/ld: scripts/dtc/yamltree.o: in function `dt_to_yaml':
| yamltree.c:(.text+0x8fa): undefined reference to `yaml_emitter_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x905): undefined reference to 
`yaml_emitter_set_output_file'
| /usr/bin/ld: yamltree.c:(.text+0x912): undefined reference to 
`yaml_stream_start_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x91d): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x936): undefined reference to 
`yaml_document_start_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x941): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x962): undefined reference to 
`yaml_sequence_start_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x96d): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x98a): undefined reference to 
`yaml_sequence_end_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x995): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x9a7): undefined reference to 
`yaml_document_end_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x9b2): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x9be): undefined reference to 
`yaml_stream_end_event_initialize'
| /usr/bin/ld: yamltree.c:(.text+0x9c9): undefined reference to 
`yaml_emitter_emit'
| /usr/bin/ld: yamltree.c:(.text+0x9d5): undefined reference to 
`yaml_emitter_delete'
| collect2: error: ld returned 1 exit status
| make[2]: *** 
[/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04/scripts/Makefile.host:105: 
scripts/dtc/dtc] Error 1
| make[2]: *** Waiting for unfinished jobs....
| if [ -f 
/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04/.config 
-o -d 
/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04/include/config 
]; then \
|     echo >&2 " 
/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04 
is not clean, please run 'make mrproper'"; \
|     echo >&2 "  in the 
'/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04' 
directory.";\
|     /bin/false; \
| fi;
| set -e; mkdir -p include/generated/; trap "rm -f 
include/generated/.version_autogenerated.h.tmp" EXIT; {     (echo 
\#define PLAIN_VERSION \"2026.04\"; echo \#define U_BOOT_VERSION 
\"U-Boot \" PLAIN_VERSION; echo \#define U_BOOT_VERSION_NUM 2026; echo 
\#define U_BOOT_VERSION_NUM_PATCH $(echo 04 | sed -e "s/^0*//"); echo 
\#define HOST_ARCH 0x8664; echo \#define CC_VERSION_STRING \"$(LC_ALL=C 
gcc 
-isystem/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/usr/include 
-O2 -pipe 
-L/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/usr/lib 
  -L/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/lib 
                        -Wl,--enable-new-dtags 
  -Wl,-rpath-link,/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/usr/lib 
  -Wl,-rpath-link,/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/lib 
  -Wl,-rpath,/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/usr/lib 
  -Wl,-rpath,/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/recipe-sysroot-native/lib 
                        -Wl,-O1 -Wl,--allow-shlib-undefined 
-Wl,--dynamic-linker=/home/mike/work/kas/qemuriscv64/build/tmp/sysroots-uninative/x86_64-linux/lib/ld-linux-x86-64.so.2 
-pthread --version | head -n 1)\"; echo \#define LD_VERSION_STRING 
\"$(LC_ALL=C ld --version | head -n 1)\"; ); } > 
include/generated/.version_autogenerated.h.tmp; if [ ! -r 
include/generated/version_autogenerated.h ] || ! cmp -s 
include/generated/version_autogenerated.h 
include/generated/.version_autogenerated.h.tmp; then : '  UPD 
  include/generated/version_autogenerated.h'; mv -f 
include/generated/.version_autogenerated.h.tmp 
include/generated/version_autogenerated.h; fi
| make[1]: *** 
[/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04/Makefile:2385: 
scripts_dtc] Error 2
| ERROR: oe_runmake failed
| make: Leaving directory 
'/home/mike/work/kas/qemuriscv64/build/tmp/work/x86_64-linux/u-boot-tools-native/2026.04/sources/u-boot-tools-2026.04'
| WARNING: exit code 1 from a shell command.
| make: *** [Makefile:189: __sub-make] Error 2
ERROR: Task 
(virtual:native:/home/mike/work/kas/qemuriscv64/build/../openembedded-core/meta/recipes-bsp/u-boot/u-boot-tools_2026.04.bb:do_compile) 
failed with exit code '1'
NOTE: Tasks Summary: Attempted 3456 tasks of which 18 didn't need to be 
rerun and 1 failed.

Cheers
Michael.

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