Patent ID: 6219765
Filing Date: 2001-04-17
Classification: G06F

Abstract:
A computer system, comprising:a memory operable to store data;a device operable to read data from and write data to the memory; anda memory controller coupling the memory with the device and operable to apply a plurality of control signals to the memory to control data transfer operations between the device and the memory, the memory controller operable to place the memory in a first state subsequent to the device reading data from the memory, and the memory controller further operable to place the memory in a state other than the first state subsequent to the device writing data to the memory wherein the memory stores data in a plurality of memory pages, each being identified by a corresponding page address, wherein the memory controller includes a register, and wherein placing the memory in the first state includes leaving open a memory page from which the device read data and storing a value in the register corresponding to the address of the open memory page.