tmp02
GDT_DES : DESCRIPTOR 0??? 0??? 0
[section .gdt] GDT_DES : DESCRIPTOR 0 0 0 ;空白描述符 VIDEO_DES : DESCRIPTOR 0x0B8000H 0x0FFFFH DA_DRW CODE32_DES : DESCRIPTOR 0 0 DA_C|DA_32 ;32位,不知道intel如何彌補64位的這個窟窿,補丁越補越丑,越不協調 [section .s16] [bits 16]?
[section .gdt] GDT_DES : DESCRIPTOR 0 0 0 ;空白描述符 VIDEO_DES : DESCRIPTOR 0x0B8000H 0x0FFFFH DA_DRW CODE32_DES : DESCRIPTOR 0 0 DA_C|DA_32 ;32位,不知道intel如何彌補64位的這個窟窿,補丁越補越丑,越不協調 VIDEO_SEL SELECTOR VIDEO_DES - GDT_DES CODE32_SEL SELECTOR CODE32_DES - GDT_DES?
[section .gdt] GDT_DES : DESCRIPTOR 0 0 0 ;空白描述符 VIDEO_DES : DESCRIPTOR 0x0B8000H 0x0FFFFH DA_DRW CODE32_DES : DESCRIPTOR 0 0 DA_C|DA_32 ;32位,不知道intel如何彌補64位的這個窟窿,補丁越補越丑,越不協調;獲取索引,但是還沒有設置權限和GDT/LDT標示符 VIDEO_SEL SELECTOR VIDEO_DES - GDT_DES CODE32_SEL SELECTOR CODE32_DES - GDT_DES?
轉載于:https://www.cnblogs.com/darknife/p/3460122.html
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