SPRUHZ7K August 2015 – April 2024 AM5706 , AM5708 , AM5716 , AM5718 , AM5718-HIREL
Similar to first-level section descriptors, second-level descriptors provide all of the necessary information for the translation of a large or small page. Table 20-5 shows the format of second-level descriptors.
Second-Level Descriptor Format | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
31:16 | 15:12 | 11:2 | 1 | 0 | |||||||||
X | 0 | 0 | Fault | ||||||||||
Large Page Base Address | X | 0 | 1 | Large Page | |||||||||
Small Page Base Address | X | 1 | X | Small Page |
X = Don't care. Set to 0 for future compatibility.