Hi Chan, On Mon, 8 May 2023 at 03:41, Chan Kim <c...@etri.re.kr> wrote: > > Hello experts, > > > > Today I tried this test from scratch. > > In my environment, CROSS_COMPILE=aarch64-none-elf. > > Under u-boot directory, when I do 'make CROSS_COMPILE=aarch64-none-elf- > qemu_arm64_defconfig' and 'make -j28', I see this error at the end. > > > > aarch64-none-elf-ld.bfd: invalid length for memory region .sram > > > > after examining it, I added in include/configs/qemu-arm.h, > > > > #define CONFIG_SPL_MAX_SIZE value to 0x400000 > > > > After fixing it, I got another similar error for .sdram and I added in > include/configs/qemu-arm.h, > > > > #define CONFIG_SPL_BSS_START_ADDR 0x40800000 > > #define CONFIG_SPL_BSS_MAX_SIZE 0x100000 > > > > Now I can do 'make -j28' with no error. > > But I found I have both 'u-boot' and 'spl/u-boot-spl' generated and I > realized for this qemu_arm64_defconfig, CONFIG_SPL=y and I get both u-boot > proper and u-boot spl. (SPL: secondary program loader, proper: main > bootloader. SPL runs first and the proper runs next). > > > > Until now I did objcopy of the u-boot(proper) and then extended it to > 0x400000 byte. (the pflash size of the virt machine which starts at address > 0x00000000). > > $ aarch64-none-elf-objcopy -O binary u-boot.v2022.07/u-boot pflashp.img > > $ dd if=/dev/zero of=pflashp.img bs=1c count=1 seek=67108863 > > > > And the qemu command is : > > $ qemu-6.2.0/build/aarch64-softmmu/qemu-system-aarch64 -machine > virt,gic-version=max,secure=on,virtualization=true -cpu max -drive > if=pflash,file=pflashp.img -m 2G -nographic -device > loader,file=linux-5.15.68/arch/arm64/boot/Image,addr=0x80200000 > > > > The qemu virt machine has RAM from 0x40000000 until 0xbfffffff. > > And I could see u-boot runs and it waits input for 3 seconds and outputs the > u-boot prompt. > > This is running u-boot (proper) from address 0 but since I have u-boot-spl > too, I should run it from u-boot-spl first, shouldn't I? > > > > How am I supposed to run u-boot-spl and u-boot on this qemu machine? (from > lds files, it looks like they both start at address 0). > > (qemu machine is arm64 virt machine, qemu 6.2.0).
Have you tried the docs here? https://u-boot.readthedocs.io/en/latest/board/emulation/qemu-arm.html Why are you trying to run SPL? Regards, Simon
