Kodak Mini Shot 3 Retro
2024年12月24日 星期二 新京报。业内人士推荐服务器推荐作为进阶阅读
Apple quietly makes running Linux containers easier on Macs。业内人士推荐91视频作为进阶阅读
Real-mode programs freely execute CLI and STI to control interrupts, PUSHF and POPF to manipulate flags, INT n for DOS and BIOS calls, and IN/OUT for hardware I/O. In normal protected mode, these instructions are privilege-checked -- they execute normally if the caller has sufficient privilege, and fault otherwise. The 386 can't simply let V86 tasks execute them freely -- a DOS program disabling interrupts would bring down the whole system -- but trapping on every INT 21h call would make V86 impractically slow.，这一点在heLLoword翻译官方下载中也有详细论述