Enable bootstd options and provide instructions on how to boot a linux distro using coreboot.
Signed-off-by: Simon Glass sjg@chromium.org Reviewed-by: Bin Meng bmeng.cn@gmail.com ---
Changes in v5: - Use 'lzma' instead of 'LZMA'
configs/coreboot64_defconfig | 14 ++------------ configs/coreboot_defconfig | 1 + doc/board/coreboot/coreboot.rst | 16 ++++++++++++++-- 3 files changed, 17 insertions(+), 14 deletions(-)
diff --git a/configs/coreboot64_defconfig b/configs/coreboot64_defconfig index a456547a25d4..5623197f6be2 100644 --- a/configs/coreboot64_defconfig +++ b/configs/coreboot64_defconfig @@ -10,39 +10,29 @@ CONFIG_VENDOR_COREBOOT=y CONFIG_TARGET_COREBOOT=y CONFIG_FIT=y CONFIG_FIT_SIGNATURE=y +CONFIG_BOOTSTD_FULL=y +CONFIG_BOOTSTD_DEFAULTS=y CONFIG_SYS_MONITOR_BASE=0x01120000 CONFIG_SHOW_BOOT_PROGRESS=y CONFIG_USE_BOOTARGS=y CONFIG_BOOTARGS="root=/dev/sdb3 init=/sbin/init rootwait ro" -CONFIG_USE_BOOTCOMMAND=y -CONFIG_BOOTCOMMAND="ext2load scsi 0:3 01000000 /boot/vmlinuz; zboot 01000000" CONFIG_PRE_CONSOLE_BUFFER=y CONFIG_SYS_CONSOLE_INFO_QUIET=y CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_SPL_NO_BSS_LIMIT=y -CONFIG_HUSH_PARSER=y CONFIG_SYS_PBSIZE=532 CONFIG_CMD_IDE=y CONFIG_CMD_MMC=y -CONFIG_CMD_PART=y CONFIG_CMD_SATA=y CONFIG_CMD_USB=y # CONFIG_CMD_SETEXPR is not set -CONFIG_CMD_DHCP=y CONFIG_BOOTP_BOOTFILESIZE=y -CONFIG_CMD_PING=y CONFIG_CMD_TIME=y CONFIG_CMD_SOUND=y -CONFIG_CMD_EXT2=y -CONFIG_CMD_EXT4=y CONFIG_CMD_EXT4_WRITE=y -CONFIG_CMD_FAT=y -CONFIG_CMD_FS_GENERIC=y CONFIG_MAC_PARTITION=y # CONFIG_SPL_MAC_PARTITION is not set # CONFIG_SPL_DOS_PARTITION is not set -CONFIG_ISO_PARTITION=y -CONFIG_EFI_PARTITION=y # CONFIG_SPL_EFI_PARTITION is not set CONFIG_ENV_OVERWRITE=y CONFIG_SYS_RELOC_GD_ENV_ADDR=y diff --git a/configs/coreboot_defconfig b/configs/coreboot_defconfig index aedad4c93c30..311ca6672cbd 100644 --- a/configs/coreboot_defconfig +++ b/configs/coreboot_defconfig @@ -10,6 +10,7 @@ CONFIG_TARGET_COREBOOT=y CONFIG_FIT=y CONFIG_FIT_SIGNATURE=y CONFIG_BOOTSTD_FULL=y +CONFIG_BOOTSTD_DEFAULTS=y CONFIG_SYS_MONITOR_BASE=0x01110000 CONFIG_SHOW_BOOT_PROGRESS=y CONFIG_USE_BOOTARGS=y diff --git a/doc/board/coreboot/coreboot.rst b/doc/board/coreboot/coreboot.rst index be5b0de5495e..3ef563b71dc9 100644 --- a/doc/board/coreboot/coreboot.rst +++ b/doc/board/coreboot/coreboot.rst @@ -67,9 +67,21 @@ To use 4GB of memory, typically necessary for booting Linux distros, add In addition to the 32-bit 'coreboot' build there is a 'coreboot64' build. This produces an image which can be booted from coreboot (32-bit). Internally it works by using a 32-bit SPL binary to switch to 64-bit for running U-Boot. It -can be useful for running UEFI applications, for example. +can be useful for running UEFI applications, for example with the coreboot +build in `$CBDIR`:: + + DISK=ubuntu-23.04-desktop-amd64.iso + CBDIR=~/coreboot/build + + cp $CBDIR/coreboot.rom.in coreboot.rom + cbfstool coreboot.rom add-flat-binary -f u-boot-x86-with-spl.bin \ + -n fallback/payload -c lzma -l 0x1110000 -e 0x1110000 + + qemu-system-x86_64 -m 2G -smp 4 -bios coreboot.rom \ + -drive id=disk,file=$DISK,if=none \ + -device ahci,id=ahci \ + -device ide-hd,drive=disk,bus=ahci.0 \
-This has only been lightly tested.
CBFS access -----------