reset command

Synopsis

reset
reset -h
reset -u
reset -w

Description

Perform reset of the CPU. By default does COLD reset, which resets CPU, DDR and peripherals, on some boards also resets external PMIC.

-w

Do WARM reset: reset CPU but keep peripheral/DDR/PMIC active.

-h

Do a hot reset, if supported, which returns back to the program which started U-Boot.

-u

Reset to firmware UI (EFI app only). Sets the EFI_OS_INDICATIONS_BOOT_TO_FW_UI bit in the OsIndications variable and performs a warm reset, causing the firmware to boot directly to its setup/configuration interface.

Return value

The return value $? is always set to 0 (true).