Mass Storage Controllers
First things first, want to make sure i have this information posted since this is one of the most common things I see on the forums. In my environment we have mostly HP and Lenovo laptops, which all use Intel SATA, so it's fairly easy for us.
Basically I took HP's sata guide and modified it to encorporate all the steps needed for integration into SMS.
Adding Sata Support to WINPE and SMS 2003 OSD.doc
Also see these threads on MyITforum:
SATA integration -
http://www.myitforum.com/forums/Adding_Sata-support_on_an_universal_image_for_zti%3F/m_145983/tm.htm
http://www.myitforum.com/forums/SATA_--_ACPI%2FCompatibility_Mode/m_164378/tm.htm