Hi Ovidiu, Thank you so much, with those two configs added, u-boot-spl was finally built ok (The remaining 3 or 4 link errors are all gone together) Thank you,
Best regards, Chan Kim > -----Original Message----- > From: Ovidiu Panait <ovidiu.pan...@windriver.com> > Sent: Monday, November 22, 2021 12:30 AM > To: Chan Kim <c...@etri.re.kr>; U-Boot Mailing List <u-boot@lists.denx.de> > Subject: Re: link error while u-boot-spl build : undefined ref to `printf` > or `strcmp` etc. > > Hi Chan, > > On 11/21/21 1:45 PM, Chan Kim wrote: > > [Please note: This e-mail is from an EXTERNAL e-mail address] > > > > Hello, > > > > When I build u-boot, I get this error at the end. (during u-boot-spl > build). > > > > I've been fixing some link errors by adding config values but I can't > > figure out what is wrong with this. > > > > Below is the final command for u-boot-spl build and the error messages. > > > > Can any expert tell me what can be wrong here? > > > > > > > > ( cd spl && aarch64-none-elf-gcc -nostdlib -nostartfiles > > -fuse-linker-plugin -flto=28 -Wall -Wstrict-prototypes > > -Wno-format-security -fno-builtin -ffreestanding -std=gnu11 > > -fshort-wchar -fno-strict-aliasing -fno-PIE -Os -flto=28 > > -fno-stack-protector -fno-delete-null-pointer-checks -Wno-pointer-sign > > -Wno-stringop-truncation -Wno-zero-length-bounds -Wno-array-bounds > > -Wno-stringop-overflow -Wno-maybe-uninitialized -fmacro-prefix-map=./= > > -g -fstack-usage -Wno-format-nonliteral -Wno-address-of-packed-member > > -Wno-unused-but-set-variable -Werror=date-time -Wno-packed-not-aligned > > -ffunction-sections -fdata-sections -fno-stack-protector -D__KERNEL__ - > D__UBOOT__ -DCONFIG_SPL_BUILD -D__ARM__ > > -mstrict-align -fno-common -ffixed-r9 -mgeneral-regs-only -fno- > common > > -ffixed-x18 -pipe -march=armv8-a+crc -D__LINUX_ARM_ARCH__=8 - > Ispl/include > > -Iinclude -I./arch/arm/include -include ./include/linux/kconfig.h > > -nostdinc -isystem > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ gcc/aarch64-none-elf/10.2.1/include -Wl,-T -Wl,u-boot-spl.lds > > -Wl,--gc-sections -Wl,-Bstatic -Wl,--gc-sections > > -Wl,--no-dynamic-linker -Wl,--build-id=none -Wl,-Ttext -Wl,0x4000000 > > arch/arm/cpu/armv8/start.o -Wl,--whole-archive > > arch/arm/cpu/armv8/built-in.o arch/arm/cpu/built-in.o > > arch/arm/lib/built-in.o board/etri/ab21m/built-in.o > > common/spl/built-in.o common/init/built-in.o common/built-in.o > > cmd/built-in.o env/built-in.o disk/built-in.o drivers/built-in.o > > dts/built-in.o fs/built-in.o keep-syms-lto.o -L > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1 -lgcc -Wl,--no-whole-archive > > -Wl,-Map,u-boot-spl.map -o u-boot-spl ) > > > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1/../../../../aarch64-none-elf/bin/ld: > > /tmp/u-boot-spl.GeKfJh.ltrans0.ltrans.o: in function `alloc_simple': > > > > /home/ckim/U-BOOT/u-boot/spl/../common/malloc_simple.c:29: undefined > > reference to `printf' > > > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1/../../../../aarch64-none-elf/bin/ld: > > /tmp/u-boot-spl.GeKfJh.ltrans0.ltrans.o: in function > `device_bind_by_name': > > > > /home/ckim/U-BOOT/u-boot/spl/../drivers/core/lists.c:31: undefined > > reference to `strcmp' > > > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1/../../../../aarch64-none-elf/bin/ld: > > /tmp/u-boot-spl.GeKfJh.ltrans0.ltrans.o: in function `board_init_r': > > > > /home/ckim/U-BOOT/u-boot/spl/../common/spl/spl.c:697: undefined > > reference to `timer_init' > > > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1/../../../../aarch64-none-elf/bin/ld: > > /home/ckim/U-BOOT/u-boot/spl/../common/spl/spl.c:690: undefined > > reference to `hang' > > > > /opt/arm-toolchains/gcc-arm-10.2-2020.11-x86_64-aarch64-none-elf/bin/. > > ./lib/ > > gcc/aarch64-none-elf/10.2.1/../../../../aarch64-none-elf/bin/ld: > > /home/ckim/U-BOOT/u-boot/spl/../common/spl/spl.c:633: undefined > > reference to `printf' > > > > collect2: error: ld returned 1 exit status > > > > make[1]: *** [scripts/Makefile.spl:509: spl/u-boot-spl] Error 1 > > > > make: *** [Makefile:1984: spl/u-boot-spl] Error 2 > > Could you try to enable CONFIG_SPL_LIBCOMMON_SUPPORT and > CONFIG_SPL_LIBGENERIC_SUPPORT Kconfig options? > > > Ovidiu > > > > > > > Thank you. > > > > Chan Kim > >