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As discussed previously [1,2], the source command is not safe to use with verified boot unless there is a key with required = "images" (which has its own problems). This is because if such a key is absent, signatures are verified but not required. It is assumed that configuration nodes will provide the signature. Because the source command does not use configurations to determine the image to source, effectively no verification takes place. To address this, allow specifying configuration nodes. We use the same syntax as the bootm command (helpfully provided for us by fit_parse_conf). By default, we first try the default config and then the default image. To force using a config, # must be present in the command (e.g. `source $loadaddr#my-conf`). For convenience, the config may be omitted, just like the address may be (e.g. `source \#`). This also works for images (`source :` behaves exactly like `source` currently does). [1] https://lore.kernel.org/u-boot/7d711133-d513-5bcb-52f2-a9dbaa9eeded@prevas.dk/ [2] https://lore.kernel.org/u-boot/042dcb34-f85f-351e-1b0e-513f89005fdd@gmail.com/ Signed-off-by: Sean Anderson <sean.anderson@seco.com> Reviewed-by: Simon Glass <sjg@chromium.org>
This patch series adds support for ZFS listing and load to u-boot. To Enable zfs ls and load commands, modify the board specific config file with #define CONFIG_CMD_ZFS Steps to test: 1. After applying the patch, zfs specific commands can be seen in the boot loader prompt using UBOOT #help zfsload- load binary file from a ZFS file system zfsls - list files in a directory (default /) 2. To list the files in zfs pool, device or partition, execute zfsls <interface> <dev[:part]> [POOL/@/dir/file] For example: UBOOT #zfsls mmc 0:5 /rpool/@/usr/bin/ 3. To read and load a file from an ZFS formatted partition to RAM, execute zfsload <interface> <dev[:part]> [addr] [filename] [bytes] For example: UBOOT #zfsload mmc 2:2 0x30007fc0 /rpool/@/boot/uImage References : -- ZFS GRUB sources from Solaris GRUB-0.97 -- GRUB Bazaar repository Jorgen Lundman <lundman at lundman.net> 2012.