A method for the operation of memory pages of a dram and corresponding dram - system structure

摘要

The invention relates to a method for the operation of memory pages of a dram as well as on a corresponding dram - system structure. The method comprises a configuration procedure and an operating procedure. The configuration procedure test the memory for the existence of damaged or defective memory pages, takes place such out and ensures an allocation table of look - aside - buffer tlb which, the damaged or defective locations and the respectively associated new locations indicates. The operating procedure, after the completion of the configuration procedure is carried out. In this case, an almost page look-up table fplt according to the results of the configuration procedure, in order to indicate whether a specific memory page or storage unit with a normal operating mode, or a sides operation mode. Error-free "good" memory pages then replace in accordance with the entries of the page look-up table fplt damaged or faulty "poor" memory pages. The "poor" memory pages are connected to the last addresses in the memory, so that the memory itself can operate in spite of damage or errors. A fault or a damage on a single dram - memory page and - memory unit therefore causes no stopping or sticking of the entire system.