> 
> 
>                                                   ¢z¢{¢z¢{¡Û
> ¡i ¢·¢¯¢²¢·¢µ«OÅ@¼Ò¦¡Â²¤¶¤G ¡j                    ¢}¢|¢}¢|¢}
> --------------------------------------------------------------------------
>     ¶i¤J«OÅ@¼Ò¦¡¥i¥H±o¨ì«Ü¦h¦n³B ,Åý§Aªºµ{¦¡¤£¦A¦³ 640K ­­¨î ,¥i¥H£¥Íµê
> ÀÀ°O¾ÐÅé¡BÄd I/O ,©Ò¦³ªºÀ³¥Îµ{¦¡Åª¼g¨t²Î¼È¦s¾¹ ,²£¥Í¤¤Â_....³£¥i¥H§¹¥þÄd
> ºI ,¦Ó¥B TSS ¤u§@¤Á´«¯à¤O¥i¥HÅý§A¤£¦û¥Î DOS ¤Uªº°ïÅ|°Ï ,ÁÙ¦³«Ü¦h¦n³BµLªk
> ¤@¤@±Ô­z ,¦]¦¹¥Ñµ§ªÌ¨Ó±Ð§A¦p¦ó¤Á¤J«OÅ@¼Ò¦¡§a....±q²³æªº¶}©l¡C
> 
>     ¦b«OÅ@¼Ò¦¡¤U¦³«Ü¦h·sªº¦Wµü ,¥]§t GDT.LDT.IDT ¥H¤Î CR0-CR3 ,µ§ªÌ¹ï«OÅ@
> ¼Ò¦¡¨Ã¤£²M·¡ ,©Ò¥H©³¤U¸ê®Æ¥i¯à¦³¿ù»~¡C³o¸Ì¨Ï¥Î¤j¶qªº½u©Ê°O¾ÐÅéÆ[©À ,½Ð±z
> ¤@©w­n±qÀY©¹«á¬Ý ,§_«h«Ü¥i¯à·|¬Ý¤£À´ ,¥B¥²¶·À´½u©Ê°O¾ÐÅé­pºâ¤è¦¡¡C
> 
> --------------------------------------------------------------------------
>     ¦b¶i¤J«OÅ@¼Ò¦¡®É ,­º¥ý§A­n¥ý³]©w GDT ªí®æ ,³o­Óªí®æ´y­z¥D­n¬O¨Ó©w¸q¨C
> ­Ó¬q¸¨ªº°O¾ÐÅé°_©l¦ì§}»Pªø«×¡B¦s¨úÅv¡C   ³o­Ó±¡§Î´N¦n¹³¶Ç²Î REAL MODE  ¨º
> ¼Ë ,REAL MODE ¨C­Ó°Ï¬qªº°O¾ÐÅé¶}©l¦ì§}»Pªø«×³£¤w¸g¥Ñ CPU ©w¦º¤F ,¤ñ¦p»¡·í
> §Ú­Ì¬Ý¨ì 1000:0000 ,¨ä¹ê¥¦´N¬O«ü°O¾ÐÅ骺²Ä 64K ¦ì§} ,¦P²z¬Ý¨ì 2000:0000
> ´N¥Nªí¬O²Ä 128K ¦ì§} ,©w§}¤è¦¡´N¬O Segment:Offset¡C
> 
>     ¦Ó«OÅ@¼Ò¦¡ªº¬q¸¨°_©l¦ì§}»Pªø«×«o¬O¥iµ{¦¡Åܰʪº ,³o­Ó¥iÅܰʪº¬q¸¨°_©l
> ¦ì§}»Pªø«×´N¬O¥Ñ GDT ¨Ó³]©wªº ,®Ú¾Ú³o­Ó­È ,§A¥i¥H±N¨C­Ó¬q¸¨§ï¦¨64K ,©Î¬O
> 1MB...¬Æ¦Ü§ó¦h ,¥i¥ô·N³]©w 1BYTE¡ã4GB ,©Ò¥H©w§}¤è¦¡Åܦ¨ Selector:Offset
> ©Î³\±z´¿¥Î¹L 386DEBUG ,¬Ý¹L©w§}¤è¦¡¬° XXXX:XXXXXXXX ,®Ú¾Ú«á­±³o¤K¦ì¼Æ ,
> ²z½×¤W¥i©w§}¨ì 4GB ,¨ä¹ê³o¬O¤£¦æªº ,¦pªG§A¦b GDT ªí®æ³]©wªº°O¾ÐÅ鬰 1K
> «h§A¹Á¸Õ DUMP 1K ¥H«áªº°O¾ÐÅé³£·|¬Ý¨ì FF ,´N¦n¹³¨S¦³°O¾ÐÅé¤@¯ë¡C
> 
> ---------------------------------------------------------------------------
> Gdtadds dw      0018h,GdtTable 32 ¦ì¤¸½u©Ê¦ì§}
> GdtTable db     00h,00h,00h,00h,00h,00h,00h,00h         ;
>         db      7fh,ffh,00h,08h,0bh,93h,00h,00h         ;B800:0 32K
>         db      ffh,ffh,56h,34h,12h,93h,0fh,78h         ;
>                 ^^^^^^^ ^^^^^^^^^^^ ^^^ ^^^ ^^^
>                 ¡ô      ¡ô          ¡ô  ¡ô  ¡ô
>                 ¢x      ¢x          ¢|¢w¢w¢w¢w¢w¢w93=¥iŪ¼g°Ï¬q
>                 ¢x      ¢x              ¢x  ¢x
>                 ¢|¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢r¢w¢w¢w¢w0fffff+1=1MB (Limits)
>                         ¢x                  ¢x
>                         ¢|¢w¢w¢w¢w¢w¢w¢w¢w¢w¢r¢w¢w12345678 (Base)
> 
> 
> ¥¦©Ò¥Nªíªº·N«ä¬O¦p¤U¹Ï©Ò¥Ü¡G(¨C²Õ 8 byte)
> 
>         ¢z¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢{
>        1¢x                Limit bit 0-15              ¢x 0 byte
>         ¢u¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢t
>        3¢x                Base bit 0-15               ¢x 2
>         ¢u¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢s¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢t
>        5¢x       ¦s¨úÅv       ¢x    Base bit 16-23    ¢x 4
>         ¢u¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢q¢w¢w¢w¢w¢w¢w¢w¢ww¢w¢w¢t
>        7¢x   Base bit 24-31   ¢xG¢x..¢xlimit bit 16-19¢x 6
>         ¢|¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢r¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢}
>             "G"¥Nªí Limit ªº³æ¦ì¬O Byte ©Î PAGE(4K)
> 
> ©Ò¥H....
> 
> #0000  Segment not present.
> #0008  Base=000B8000  Limit=0000FFFF  Flags=93  USE32  Byte granularity
> #0010  Base=12345678  Limit=000FFFFF  Flags=93  USE32  Byte granularity
> ^^^^^Selector                               ^^¦s¨úÅv
> 
> 
> 
> ³]©w§¹«á ,´N¬O¤Á¤J«OÅ@¼Ò¦¡ ,¥u­n±N CR0 ¼È¦s¾¹ªº Bit0 ³]¬° '1' ,¦A¥Î¤@­Ó
> ¸õ¶V«ü¥O ,´N¶i¤J«OÅ@¼Ò¦¡¤F¡C
> 
> 
> ---------------------------------------------------------------------------
> Á¿¤£À´¨SÃö«Y ,²{¦b¨Ó¬Ý¬Ý¹ê¨Ò ,³o¼Ë¤ñ¸û®e©öÀ´..
> 
> C:\>386MICE SAMPLE.EXE
> -G 1AE
> EAX=00044A1C  EBX=00000003  ECX=00000000  EDX=00000100
> ESI=00000000  EDI=00000000  EBP=00000000  ESP=0000FFFE
> DS=4A1C  SS=4A1C  ES=4A1C  FS=4A0C  GS=4A0C
> -U 1AE
> 4A1C:000001AE           CLI
> 4A1C:000001AF           LGDT    CS:[BX]     ¢w¢w¡÷ DUMP CS:[BX] ¢w¢w¡÷
> 4A1C:00000003  18 00 C9 A1 04 00 <--- GDT ªí©ñ¦b 0004A1C9 ªø«× 18h
> 4A1C:000001B3           MOV
> EAX,CR0                                                        ¢x
> 4A1C:000001B6           OR
> EAX,1                                                          ¡õ
> 4A1C:000001BA           MOV     CR0,EAX
> 4A1C:00000009  00 00 00 00 00 00 00 00-FF FF C0 A1 04 9B 00-00
> 4A1C:000001BD           JMP     01C0
> 4A1C:00000010  FF FF 00 80 0B 93 00 00 (GDTªí)
> 4A1C:000001BF           NOP
> 4A1C:000001C0           MOV     AX,0008H
> 4A1C:000001C3           MOV     DS,AX
> 4A1C:000001C5           MOV     WORD PTR DS:[0000H],7041h
> 
> 
> ¥Ñ¤W­±ªº GDT ªíª¾¹D ¦¹µ{¦¡¦@³W¹º¤F¤T­Ó°Ï¬q ,¨ä¤¤ 0000 °Ï¬q¬O¤£¨Ï¥Î
> ¬G°Ï¬qªºªí¥Ü¤è¦¡¦p¤U¡G
> 
> #0000  Segment not present.
> #0008  Base=0004A1C0  Limit=0000FFFF  Flags=9B  USE32  Byte granularity
> #0010  Base=000B8000  Limit=0000FFFF  Flags=93  USE32  Byte granularity
> 
> 
> 
> -G 1BD
> EAX=00000001  EBX=00000003  ECX=00000000  EDX=00000100
> ESI=00000000  EDI=00000000  EBP=00000000  ESP=0000FFFE
> DS=4A1C  SS=4A1C  ES=4A1C  FS=4A0C  GS=4A0C
> 4A1C:000001BD           JMP     01C0
> 
> -T (³o¨à´Nºâ¬O¶i¤J«OÅ@¼Ò¦¡¤F)
> EAX=00000001  EBX=00000003  ECX=00000000  EDX=00000100
> ESI=00000000  EDI=00000000  EBP=00000000  ESP=0000FFFE
> DS=0000  SS=0000  ES=0000  FS=0000  GS=0000
> 0000:000001C0           MOV     AX,0008H
> 0000:000001C3           MOV     DS,AX
> 0000:000001C5           MOV     WORD PTR DS:[0000H],7041h
> 
> 
> 
> ¦]¬°¶i¤J«OÅ@¼Ò¦¡ ,©Ò¥H Selector ªº°Ï¬qÀ³¸Ó­n¥h¬d GDT ªí®æ ,³o­Ó¨Ò
> ¤lªº Selector 0010 ªº Base = B8000 ,©Ò¥H...
> «OÅ@¼Ò¦¡¤Uªº 0010:00000000 = ¯u¹ê¼Ò¦¡¤Uªº B800:0000 ,³o¼Ë±zÀ´¤F¶Ü?
> 
> ¦b¦æ¸¹ 1C5 ªº¦ì§}¦³¤@¦æ¼g¤J 7041 ªº°Ê§@ ,´N¬O¦b¿Ã¹õ¨q 'A' ¤Ï¥Õ¦r¤¸.
> 
> ³Ì«á­n¶i¤J¯u¹ê¼Ò¦¡®É ,¥u­n±N CR0 ªº Bit0 ³]¬° '0' ,¦A¥Î¤@­Ó¸õ¶V«ü
> ¥O´N¦^¨ì¯u¹ê¼Ò¦¡¤F..
> 
> --------------------------------------------------------------------------
> «á°O:
>     ­Y¦³°ÝÃD ,·Ð¦b¥»¯¸¡y¯¸¤º«H½c¡z¯d«Hµ¹§Ú....¾¨¶qÁ×§K¨Ï¥Îºô¸ô«H ,
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> «Hµ¹§Ú ,§Ú·|¦A§â³o¤@³¹¸`¦A²Ó²Ó­«·s»¡©ú¡C¦Ü©ó¹ï²Õ¦X»y¨¥¤£À´ ,©Î¬O¹ï
> «OÅ@¼Ò¦¡¨S¿³½ìªº¤H ,¥»¤H´NÀ°¤£¤W¦£¤F¡C
> 
>     ¢Ï¡G¤U¤@¦¸µ§ªÌ±NÄ~Äò¸Ñ»¡ V86 ¼Ò¦¡¤Uªº¤u§@¤Á´«
>     ¢Ð¡Gµ¥¯ÅÅv­­ / Äd I/O
> 
> ¢z¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢{
> ¢x  Soft Bugger ³nÅé³EÂÎ 90:90/2                    ³nÅé·s§Þ³Nªº¹ê¦æªÌ  ¢x
> ¢x  BBS:02-5955461 24HR          ID:Werong Ho               -- ³n³E --  ¢x
> ¢|¢w¢w¢w¢w¢w¢w¢w¢w¢w¢ww¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢w¢}
>