The 80386 introduced Virtual 8086 (V86) mode -- allowing real-mode DOS programs to run inside protected mode under OS supervision. While not full virtualization in the modern sense, V86 was the first practical hardware-assisted mechanism on x86 for running legacy software in a protected environment -- used widely in Windows 3.x and Windows 9x.
5D6 PROTUN - OPR_W WR W ; write PROTUN (with A-bit) to GDT/LDT
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Tony Jolliffe BBC
A new California law says all operating systems, including Linux, need to have some form of age verification at account setup
2024年12月19日，习近平总书记在澳门科技大学考察时指出：“中医药是中华文明的瑰宝，传承创新发展中医药是件大事。要把这一祖先留给我们的宝贵财富继承好、发展好、利用好，推动中医药走向世界。”