An example apparatus includes a first memory configured to store a table, and a direct memory access controller coupled to the first memory and including a second memory local to the direct memory access controller, the direct memory access controller configured to read a first set of data from a first location in the table, wherein the first set of data includes an address, write the first set of data from the table to the second memory of the direct memory access controller, read a second set of data from a second location in the table, the second location different than the first location, and write the second set of data to a third location in the first memory, wherein the third location corresponds to the address of the first set of data.