15+ Premium newsletters by leading experts
石头科技一直以“技术驱动”自居,但研发投入的实际效能正在被营销投入挤压。。业内人士推荐WhatsApp Web 網頁版登入作为进阶阅读
56个超火“养龙虾”玩法,快把你的AI牛马用起来。手游是该领域的重要参考
The x86 protection model is notoriously complex, with four privilege rings, segmentation, paging, call gates, task switches, and virtual 8086 mode. What's interesting from a hardware perspective is how the 386 manages this complexity on a 275,000-transistor budget. The 386 employs a variety of techniques to implement protection: a dedicated PLA for protection checking, a hardware state machine for page table walks, segment and paging caches, and microcode for everything else.