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.
他告訴 BBC：「吉絲蓮是主要聯絡人，確實是她讓我與克林頓總統的左右手道格・班德取得聯繫。」
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最终结果就是——两头不靠岸。。业内人士推荐Line官方版本下载作为进阶阅读
2026-02-25 08:30彩电大王业绩暴雷，昔日家电巨头濒临退市螺旋实验室，推荐阅读im钱包官方下载获取更多信息
Медведев вышел в финал турнира в Дубае17:59