Device self-mitigation of electrical transients
AssigneeNCR Voyix Corporation
InventorRobert Michael Dolezal
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AssigneeNCR Voyix Corporation
InventorRobert Michael Dolezal
Estimating the term…
During startup or boot of a device, software or firmware associated with a processor and/or microcontroller of the device slow walks the handover of control to critical initialization or steady-state functions to account for any instability due to an electrical transient that may cause the processor and/or microcontroller to perform erratically or non-deterministically during startup or boot. The wait time associated with the slow-walk handover of control is optimized to ensure that no instability due to transients is present when the wait time expires. In an embodiment, after the wait time expires, firmware/software associated with the bootloader and/or Basic Input/Output System (BIOS) may further continuously calculate a checksum value for the corresponding target software/firmware and compare the calculated value against an expected checksum value. When the calculated checksum matches the expected checksum, remaining portions of the firmware/software for the bootloader and/or BIOS are given control.
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Dependencies are inferred from the claim text.