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Ί΋Γʔ $IBU(15ͱͭ͘Δ 1)1Ͱ04࣮૷ 1)1ΧϯϑΝϨϯε 1

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Ί΋Γʔ NNS ෳ਺ͷϕϯνϟʔاۀ΍ελʔτΞοϓاۀɼ ্৔اۀͰιϑτ΢ΣΞΤϯδχΞ΍$50ͱ ͯ͠׆ಈɻ ೥݄ʹגࣜձࣾϋ΢ςϨϏδϣϯʹೖ ࣾ͠ɺࢠձࣾͷ-JJHBגࣜձࣾ$50ʹब೚ɻ ಉ೥݄ʹגࣜձࣾϋ΢ςϨϏδϣϯ$50 ʹब೚ɻ 2 NFNPSZ NNS

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3 NEW!

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04ͷಈ͘࢓૊Έ $IBU(15Ͱ͓ࢼ͠ 1)1ͰͲ͏΍ͬͯ࡞Δͷʁ %&.0 4 ΋͘͡

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1)1Ͱ04Λ࡞Δʹ͋ͨΓҎԼΛ ࢀߟʹ͠·ͨ͠ 5 OS ͦͷ΋ͷͷ࡞Γํ OS ͮ͘ΓʹඞཁͳΞηϯϒϦɾCPU ͷ஌ࣝ

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˞ղઆ͢Δ಺༰͸$IBU(15Ͱ ֶΜͩ஌ࣝͰ͢ 7

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04ͷಈ͘࢓૊Έ 8

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04ͱ͸ 0QFSBUJOH4ZTUFN ΦϖϨʔςΟϯάγεςϜ ͷ͜ͱ 8JOEPXT -JOVY NBD04ͳͲͳͲ ͳΜ͔͍͍ײ͡ʹιϑτ΢ΣΞͱϋʔυΛܨ͍Ͱ͘ΕΔ΍ͭ 9 04ͷಈ͘࢓૊Έ

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04ͷಈ͘࢓૊Έ جຊతʹ͸#*04ʢ#BTJD*OQVU0VUQVU4ZTUFNʣʹઃஔ͞ΕͨCZUFTͰ ॻ͔Εͨϒʔτϩʔμʔ͔Β͍ΖΜͳ΋ͷΛىಈ΍४උΛ͢Δ CJUTQSPUFDUJPONPEF΁ͷҠߦʢCJU͔ΒCJU΁ͷҠߦͳͲʣ ωοτϫʔΫɼ$16ɺ64#΍Ϟχλ΁ͷ઀ଓͳͲ֎෦ͷσόΠεͱͷ௨৴ ˞6&'*ʢ6OJ fi FE&YUFOTJCMF'JSNXBSF*OUFSGBDFʣͳͲ΋͋Γ·͢ 10 04ͷಈ͘࢓૊Έ

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04ͷಈ͘࢓૊Έ ࠓճ͸खܰʹ࣮૷͢ΔͨΊʹ6&'*Ͱ͸ͳ͘#*04Ͱಈ͘͜ͱΛલఏͱ͠·͢ɻ׳Εͯ ͖ͨΓࢲ͕ࢀߟʹ͍ͯ͠ΔจݙͰ͸ɼ6&'*Ͱղઆ͓ͯ͠Γ·͕͢ʜɻ ϒʔτϩʔμʔʢ.#3ʣʹࡌͤΒΕΔͷ͸CZUFTͰ͕͢ɼ͔͜͜ΒଞͷσΟεΫ ͷը૾ΛಡΈࠐΜͰϝϞϦʹॻ͖ࠐΜͩΓɼωοτϫʔΫͱ઀ଓͨ͠ΓͳͲɼ༷ʑͳ͜ ͱΛ͍ͯ͘͠ඞཁ͕͋Γ·͢ɻ ಛʹϏοτϦΞϧϞʔυͱݺ͹ΕΔঢ়ଶ͔ΒϏοτϓϩςΫγϣϯϞʔυʢ· ͨ͸ʣʹҠߦ͢Δඞཁ͕͋Γ·͢ɻ 11 04ͷಈ͘࢓૊Έ

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04ͷಈ͘࢓૊Έ ϓϩςΫγϣϯϞʔυ͸ϝϞϦͷอޢͰ͋ͬͨΓɼγεςϜͷ҆શੑΛ୲อ͢ΔͨΊʹ ಛݖϨϕϧͳͲ͕༻ҙ͞Ε͍ͯ·͢ɻ ϦΞϧϞʔυͰ͸ϞχλʢϏσΦʣؚΊͨσόΠεʹ௚઀ΞΫηεͰ͖ΔͳͲɼڧ͍ݖ ݶΛ͍࣋ͬͯ·͢ɻ ͦͷͨΊɼϋʔυ΢ΣΞʹ઀ଓ͢Δࡍʹ͸ϦΞϧϞʔυͱϓϩςΫγϣϯϞʔυΛߦ͖ དྷͨ͠Γ͠·͢ɻ 12 04ͷಈ͘࢓૊Έ

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*OUFMYΞʔΩςΫνϟ ୊ࡐʹ͠΍͍͢ͷ͸*OUFMYΞʔΩςΫνϟ ͍ΖΜͳࢿྉ͕΢Σϒ্ʹެ։͞Ε͍ͯΔͷ Ͱɼ$IBU(15Ͱෆ଍͍ͯ͠Δ৘ใͳͲΛूΊ ΍͍͢ ͦͷͨΊɼॳֶͰ΋ೖ໳͠΍͍͢ͷ͕*OUFM YΞʔΩςΫνϟͰ͢ 13 04ͷಈ͘࢓૊Έ

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ΞηϯϒϦͷछྨ ΞηϯϒϦʹ͸࣮͸༷ʑͳํݴ͕͋Γ·͢ɻͦΕͦ͜*OUFMYΞʔΩςΫνϟ͔Ͳ͏ ͔ʹΑͬͯ΋มΘΓ·͢ɻ ࠓճ͸*OUFMY͓ΑͼY޲͚ͰΑ͘࢖ΘΕΔͰ͋Ζ͏/"4. /FUXJEF "TTFNCMFS Ͱղઆ͠·͢ɻ 14 04ͷಈ͘࢓૊Έ

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$IBU(15Ͱ͓ࢼ͠ 15

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ຊಡΜ͚ͩͲΑ͘Θ͔ΒΜʜ 16

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ͦ͏ͩ$IBU(15ʹฉ͜͏ʂ 17

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ͳΜͱग़ͩ͠ͷ෦෼͸ڭ͑ͯ͘Ε·͢ 20

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ڭ͑ͯ͘Εͨ΍ΓํͰ ͱΓ͋͑ͣ΍ͬͯΈ·͠ΐ͏ 21

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·ͣ͸OBTNͱRFNVΛΠϯετʔϧ͠·͢ 22

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ઌ΄ͲͷίʔυΛCPPUMPBEFSBTNͱͯ͠ อଘ͠·͢ 24

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$IBU(15ͷͱ͓ΓʹίϚϯυΛ࣮ߦ͠·͢ 26

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RFNVͰ)FMMP8PSME͕ىಈͰ͖·ͨ͠ʂ 29

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1)1ͰͲ͏΍ͬͯ࡞Δͷʁ 30

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1)1Ͱͷ࡞Γํʹ͸ෳ਺͋Γ·͢ 31

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όΠφϦΛͦͷ··ॻ͘ 1)1ΛΞηϯϒϦʹ͢ΔίϯόʔλΛ࡞Δ $ݴޠͰ࡞ͬͨ΋ͷΛ1)1''*Λ࢖ͬͯ࡞Δ 32 1)1Ͱ࡞Δํ๏

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શ෦ָͦ͠͏͡Όͳ͍Ͱ͔͢ʁ 33

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ͨͩ࣌ؒ͸༗ݶͳͷͰࠓճ͸ʜ 34

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όΠφϦΛͦͷ··ॻ͘ 1)1ΛΞηϯϒϦʹ͢ΔίϯόʔλΛ࡞Δ $ݴޠͰ࡞ͬͨ΋ͷΛ1)1''*Λ࢖ͬͯ࡞Δ 35 1)1Ͱ࡞Δํ๏

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όΠφϦΛͦͷ··ॻ͘ख๏Ͱղઆ͠·͢ 36

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όΠφϦΛͦͷ··ॻ͘ 37

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όΠφϦΛ೷͘ 38 όΠφϦΛͦͷ··ॻ͘

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όΠφϦΛ೷͘ 39 όΠφϦΛͦͷ··ॻ͘ xxd ίϚϯυͰઌ΄Ͳ nasm Ͱੜ੒ͨ͠ bootloader.bin Λ೷͍ͯΈ·͢

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όΠφϦΛ೷͘ 40 όΠφϦΛͦͷ··ॻ͘ ʮHello, World!ʯͱ͍͏୯ޠ͕ݟ͑·͢Ͷʂ

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όΠφϦΛ೷͘ 41 όΠφϦΛͦͷ··ॻ͘ ʮHello, World!ʯͱ͍͏୯ޠ͕ݟ͑·͢Ͷʂ 512 όΠτʹͳΔΑ͏ʹθϩϑΟϧ͞Ε͍ͯ·͢

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όΠφϦΛ೷͘ 42 όΠφϦΛͦͷ··ॻ͘ 512όΠτͷ࠷ޙʹ 0x55, 0xAA Ͱϒʔτϩʔμͷ ऴΘΓΛࣔͯ͋͛͠ΒΕͯ·͢

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όΠφϦΛ೷͘ 43 όΠφϦΛͦͷ··ॻ͘ Φϖίʔυ B4 (mov ah, xxx) Φϖϥϯυ (0x0E)

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ΦϖίʔυͱΦϖϥϯυͬͯʁ 44

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ΦϖίʔυͱΦϖϥϯυͬͯʁ Φϖίʔυ͸ؔ਺Λ਺ࣈͰදͨ͠΋ͷɼΦϖϥϯυ͸Ҿ਺ͱ֮͑ͯ΋Β͑͹Α ͍Ͱ͢ɻ *OUFMYΞʔΩςΫνϟ͸γϣʔτΧοτͷΑ͏ͳΦϖίʔυ͕ଟ͍Ͱ͢ɻ ϒʔτϩʔμʔͰ͸CZUFT͔͠࢖͑ͳ͍ͷͰɼඞવͱ͍͑͹ඞવͰ͕͢ɻ ઌ΄ͲͷྫͰ͸NPWBI YYY͸NPWBI·ͰΛηοτͱͨ͠#ͱ͍͏ ΦϖίʔυʹͳΓ·͢ɻ 45 όΠφϦΛͦͷ··ॻ͘

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ઌ΄ͲͷίʔυΛΦϖίʔυͱΦϖϥϯυͰ දͯ͠Έ·͠ΐ͏ 46

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47 B4, 0E ah ͸ ax ͷ্Ґχϒϧ (্Ґ 4 bit)ʢh = highʣɼ al ͸ԼҐχϒϧ (ԼҐ 4bit) Ͱ͢ (l = low)

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48 BE, 0F 7C (0F 7C ͸ offset)

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49 AC

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50 3C, 00

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51 74, 04 (04 ͸Φϑηοτ)

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52 CD, 10

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53 EB, F7 (F7 ͸Φϑηοτ)

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54 F4

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55 48ʙ21 ·Ͱ ʢmessage ͸ΦϑηοτΛࣔ͢΋ͷͰ ίϯύΠϧ࣌ʹফ͑·͢ʣ

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56 512 - ݱࡏͷҐஔ - 2 ΛθϩϑΟϧ (γάωνϟ෼ΛҾ͍ͨ਺)

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57 55 AA Λॻ͖ࠐΈ (ϦτϧΤϯσΟΞϯͳͷͰٯ)

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͜ΕΛ1)1ͰදͤΒΕΕ͹ྑͦ͞͏ʂ 58

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)FMMP8PSMEΛ"DBUTBZT.FPXʹ ஔ͖׵͑ͯΈ·͠ΐ͏ʂ 62

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63 "A cat says \"Meow\"\x00" ʹ

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64 ग़ྗ݁Ռ͕มΘ͍ͬͯΔ͜ͱ͕ Θ͔Γ·͢Ͷʂ

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ݱঢ়ͩͱKNQ໋ྩͳͲͷΦϖϥϯυͷ ΦϑηοτΛݻఆ஋ͰೖΕ͍ͯΔͷͰɼ ࣗಈͰܭࢉ͢Δඞཁ͕͋Γ·͢ 65

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ͱ͍͏͜ͱͰ04Λ࡞Δʹ͸ ͜ΕΛίπίπ΍Ε͹͍͍ͷͰ͢ 66

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Θ͔Βͳ໋͍ྩ͕͋Ε͹ʜ 67

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$IBU(15͕ڭ͑ͯ͘Ε·͢ 69

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ϏσΦϝϞϦΞυϨε 70

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#*04ͷը໘Ͱ͸ͳ͘Կ͔Λදࣔ͢Δը໘Λ ࣮૷͢Δʹ͸ɼϏσΦϝϞϦ΁ͷॻ͖ࠐΈ͕ ඞཁͰ͢ 71

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ྫ΋͍͍ײ͡ʹͩͯ͘͠ΕΔͷͰ ͜ΕΛͦͷ··ίϐʔ࣮ͯ͠ߦͯ͠Έ·͢ 74

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ͦΕͧΕΦϖίʔυΛදʹͯ͠΋Β͍ 1)1Ͱॻ͖௚ͯ͠Έ·͠ΐ͏ 76

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$IBU(15εήʔʂ 78

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%&.0 79

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ʮ1)1ΛΞηϯϒϦʹ͢ΔίϯόʔλΛ࡞Δʯ ख๏Ͱ࡞ͬͨ044͕͋Γ·͢ 80

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IUUQTHJUIVCDPNNNSQIQPT 81

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%&.0 82

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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ 83