diff options
| author | Martin Schwan <[email protected]> | 2025-06-04 14:15:29 +0200 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2025-06-18 12:15:35 -0600 |
| commit | 7e5c2c782fb9aba2d9a2e580f51582dd394dc5a3 (patch) | |
| tree | f4721081e7edc1f3170594e3c0bf6ffdd8c7fbb1 /boot/Kconfig | |
| parent | b22a276f039f818d5564bec6637071cfc8a7e432 (diff) | |
bootstd: Add implementation for bootmeth rauc
Add a bootmeth driver which supports booting A/B system with RAUC as
their update client.
Signed-off-by: Martin Schwan <[email protected]>
Tested-by: Wadim Egorov <[email protected]>
Diffstat (limited to 'boot/Kconfig')
| -rw-r--r-- | boot/Kconfig | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/boot/Kconfig b/boot/Kconfig index 30eb5b328d7..a610cf9faf9 100644 --- a/boot/Kconfig +++ b/boot/Kconfig @@ -855,6 +855,57 @@ config EXPO The expo can be presented in graphics form using a vidconsole, or in text form on a serial console. +config BOOTMETH_RAUC + bool "Bootdev support for RAUC A/B systems" + default y if BOOTSTD_FULL + depends on CMDLINE + select BOOTMETH_GLOBAL + select HUSH_PARSER + help + Enables support for booting RAUC A/B systems from MMC devices. This + makes the bootdevs look for a 'boot.scr.uimg' or 'boot.scr' in the + respective boot partitions, describing how to boot the distro. + +if BOOTMETH_RAUC + +config BOOTMETH_RAUC_BOOT_ORDER + string "RAUC boot order" + default "A B" + help + Sets the default boot order. This must be list of space-separated + strings naming the individual boot slots. Each entry in this string + should correspond to an existing slot on the target's flash device. + +config BOOTMETH_RAUC_PARTITIONS + string "RAUC boot and root partitions indexes" + default "1,2 3,4" + help + Sets the partition indexes of boot and root slots. This must be a list + of comma-separated pair values, which in turn are separated by spaces. + The first value in pair is for the boot partition and second for the + root partition. + +config BOOTMETH_RAUC_DEFAULT_TRIES + int "RAUC slot default tries" + default 3 + help + Sets how many times a slot should be tried booting, before considering + it to be bad. + +config BOOTMETH_RAUC_RESET_ALL_ZERO_TRIES + bool "Reset slot tries when all RAUC slots have zero tries left" + default y + help + When all slots have zero tries left or no valid slot was found, reset + to the default boot order set by BOOTMETH_RAUC_BOOT_ORDER and set the + slot tries to their default value specified by + BOOTMETH_RAUC_DEFAULT_TRIES. + + This prevents a system from remaining in an unbootable state, after + all slot tries were decremented to zero. + +endif # BOOTMETH_RAUC + config BOOTMETH_SANDBOX def_bool y depends on SANDBOX |