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...ensure correct and reliable operation of the platform. This document will be supplemented from time to time with specification updates. The specification updates contain information relating to the latest programming changes. Check with your Intel representative for availability of specification updates. Intel® 815 Chipset: Graphics Controller Programmer's Reference Manual (PRM) The Intel® 815 chipset family consists of high-flexibility chipsets designed to extend from the basic graphics/multimedia PC platform up to the mainstream performance desktop platform. The Intel® 815 chipset consists of the 82815 GMCH and 82801AA ICH. The Intel® 815E chipset consists of the 82815 GMCH and 82801BA ICH2. This document describes the S/W programmer's interface to the Intel® 82815 Graphics Memory Controller Hub (GMCH This document assists Independent Hardware Vendors (IHV) in supporting the feature set of the Intel® 8XX I/O Controller Hub (ICH) IDE Controller. General requirements for developing an IDE mini-port driver that utilizes the IDE Interface are described. The information in this document supplements the information provided in the Intel® 82801EB (ICH5), 82801ER (ICH5R), Intel® 82801DB (ICH4), Intel® 82801CA (ICH3), Intel® 82801BA (ICH2), Intel® 82801AA (ICH), and Intel® 82801AB (ICH0) I/O ...