def AcpiChecksum.ok
import bend-osdev-acpi@0.1.1.0/checksum.bend as Checksumimport Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
19# the bytes sum to zero modulo 256
20def AcpiChecksum.ok(o: B.Octets) -> Bool:
21 U32.is_eq(AcpiChecksum.sum(o), 0)