Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
DEC_6600,DEC_TITAN Implementation of NetBSD(仮)
Search
nullnilaki
November 30, 2013
Technology
1
150
DEC_6600,DEC_TITAN Implementation of NetBSD(仮)
2013/11/30にNBUGで発表した内容です。
nullnilaki
November 30, 2013
Tweet
Share
Other Decks in Technology
See All in Technology
4th place solution Eedi - Mining Misconceptions in Mathematics
rist
0
150
開発者体験を定量的に把握する手法と活用事例
ham0215
0
120
日経のデータベース事業とElasticsearch
hinatades
PRO
0
260
IAMのマニアックな話2025
nrinetcom
PRO
6
1.4k
事業モメンタムを生み出すプロダクト開発
macchiitaka
0
100
Amazon Q Developerの無料利用枠を使い倒してHello worldを表示させよう!
nrinetcom
PRO
2
120
ディスプレイ広告(Yahoo!広告・LINE広告)におけるバックエンド開発
lycorptech_jp
PRO
0
550
AIエージェント開発のノウハウと課題
pharma_x_tech
8
4.6k
JAWS FESTA 2024「バスロケ」GPS×サーバーレスの開発と運用の舞台裏/jawsfesta2024-bus-gps-serverless
ma2shita
3
310
サイト信頼性エンジニアリングとAmazon Web Services / SRE and AWS
ymotongpoo
7
1.8k
Platform Engineeringで クラウドの「楽しくない」を解消しよう
jacopen
4
190
フォーイット_エンジニア向け会社紹介資料_Forit_Company_Profile.pdf
forit_tech
1
1.7k
Featured
See All Featured
A designer walks into a library…
pauljervisheath
205
24k
Why You Should Never Use an ORM
jnunemaker
PRO
55
9.2k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
251
21k
Stop Working from a Prison Cell
hatefulcrawdad
268
20k
Being A Developer After 40
akosma
89
590k
BBQ
matthewcrist
87
9.5k
How STYLIGHT went responsive
nonsquared
99
5.4k
Designing for Performance
lara
605
68k
Git: the NoSQL Database
bkeepers
PRO
428
65k
What's in a price? How to price your products and services
michaelherold
244
12k
Reflections from 52 weeks, 52 projects
jeffersonlam
348
20k
Building an army of robots
kneath
303
45k
Transcript
ɹɹΞϧϑΝɾϫʔϧυ ɹɹɹɹɹɹɹPCIͷόε ͑ͱΈɹͳΔ͖͋ @nullnilaki
ࣗݾհ • ໊ݹߓͷߓӡૹձࣾʹۈ • ݱࡏใγεςϜ෦ʹॴଐ (લݿͰՙΛ͑ͯ·ͨ͠) • ࣄͰCOBOL͔͠৮ͬͨࣄ͕༗Γ·ͤΜ (CݴޠʁΒͳ͍ࢠͰ͢Ͷ…) •
αʔόͷઃఆϕϯμʔ͞ΜͤͳͷͰ UNIXΛ৮ΔͷίϯύΠϥͷίϚϯυΛୟ͚ͩ͘ (ΧʔωϧʁΒͳ͍ࢠͰ͢Ͷ…)
ౙͷ໊ݹߓΩϨΠʂ ͧ͏ΛӡΜͩΓ͠·͢ɻ͍͘͘͢͝͞…
DEC Alphaͱʁ • DEC͕ઃܭͨ͠CPU (͕৺͍ͨͱ͖ʹDECطʹ… ʢ´ʀωʀʆʣ řŕ…) • 64bit RISCϓϩηοα
• ͪΐ͏͍ • NetBSDͰԾΞυϨε43bit(ԾΞυϨεۭؒ8TB) ͪͳΈʹ Tru64UNIX ϥΠηϯεΛೖྗ ͠ͳ͍ͱ͑·ͤΜ
AlphaStation DS15(TITAN chipset) ࠇͯ͘… ΧίΠΠ (;ƅ˲ƅ)=3ŰōŰō
NetBSDͰಈ͔ͳ͔ͬͨͷͰ OpenBSD͔ΒҠ২(send-pr-48148) Notice!: Do not use radeonfb because Display blackout
and panic.
TITAN chipsetͷಛ • ಠཱͨ͠PCIόε͕ೋͭ͋Δʂʁ
BUS͝ͱͷBase address͑͞ ઃఆ͢Εେৎʂ(tsp_configߏମ͕ҰຊͷόεΛཧ) P-01
·ͬͨͱ͜Ζ(radeonfbฤͦͷ̍) P-01 จࣈ͕ग़ྗ͞Εͣ radeonfb_putchar_wrapper ͰޡຎԽͯͨ͠Β… radeonfb.c,v 1.66 Ͱमਖ਼ࡁΈʂ
·ͬͨͱ͜Ζ(radeonfbฤͦͷ̎) radeonfb_set_backlightΛ࣮ߦ͢Δͱը໘͕҉స AlphaΩʔϘʔυ͕ͬͯ͞͞ͳ͍ͱɺϑϨʔϜόοϑΝʹग़ྗ͞Εͳ͍… γϦΞϧίϯιʔϧʹແཧཧग़ྗ ͤ͞Δͱ͍͏ٕΛ֮͑Δʂ radeonfb_set_backlight͕ ͏·͘ಈ͔ͳ͍ͷ Alpha͔ͩΒʁ
·ͬͨͱ͜Ζ(radeonfbฤͦͷ̏)
·ͬͨͱ͜Ζ(cn_tabฤ̍) cn_tabίϯιʔϧͷग़ྗఆٛ ͜ͷΓସ͑ॲཧʹࣦഊ͢Δͱ… ϑΝʔϜΣΞͷจࣈग़ྗ͔Β radeonfb_putcharʹΓସ͑
·ͬͨͱ͜Ζ(cn_tabฤ̎) P-01 ϑΝʔϜΣΞ͕จࣈΛग़ྗ͍ͯ͠Δͱ͜Ζ
·ͬͨͱ͜Ζ(cn_tabฤ̏) • Ͳ͏ͯ͠ߏମͷΞυϨεͷೖʹࣦഊ… ͜ΕͩͱɺOKʂ NAZEDA!!
ͬͨ͢Μͩͷʹɺ radeonfb͕͑ΔΑ͏ʹͳͬͨͷͷ…
·ͬͨͱ͜Ζ(bus_space_mmapฤ̍) ҒେͳΔιϑτΣΞ mlterm-fb͕͑ͳ͍ʂʂ
·ͬͨͱ͜Ζ(bus_space_mmapฤ̎) arakiken͞Μͱ͓͋·͞Μ͕ ΞυόΠεͩͬͨ͘͞ʂʂ(´;ω;`)řřř
·ͬͨͱ͜Ζ(bus_space_mmapฤ̏) radeonfbͷதͰϑϨʔϜόοϑΝͷΞυϨεʹ ॻ͖ࠐΈ͢ΔͱԠ͋ͬͨɻ Ϣʔβʔϥϯυ͔Βͩͱɺ ը໘ʹશ͘Ԡ͕ͳ͍
·ͬͨͱ͜Ζ(bus_space_mmapฤ̐) ղܾʂʂ
·ͬͨͱ͜Ζ(bus_space_mmapฤ̑) P-01 AlphaͰXΛಈ͔͢ਓ ͍ͳ͍ʁ
ͦͯ͠mlterm-fb͕ಈ͖… P-01
Xͷ͜ͱͰࠞཚ͢Δ… oshimaya͞ΜͷΘ͔Γ͍͢ ղઆʂʂ
mikutterಈ͍ͨɻɹʂ
ँࣙ • ຊʹଚܟͯ͠·͢ ͍ͭͭ͞Μ • ΞυόΠε͍͚ͨͩͯɺϝνϟϝνϟخ͍͠Ͱ͢ ɹɹarakiken͞Μɺ͓͋·͞Μɺoshimaya͞Μ • ਐ͋ͬͨͷཌேʹ;͊΅ͬͯݩؾ͚ͮͯͩ͘͞Δ ebijun͞Μ(ͷີ͔ͳָ͠Έ)
• Compaq Professional workstaion XP1000ΛৡͬͯԼͬͨ͞ impreza_gf8͞Μ • pkgsrcΛڭ͑ͯԼ͞Δ ;͡ΘΒ͞Μɺ͓ͨ͞Μɺ͓ͷͰΒ͞Μ • ΄͔ɺtwitterͰ͓͠ΖπΟʔτΛͯ͠ɺসΘͤͯԼ͞Δ ɹɹϑΥϩʔɺϑΥϩϫʔͷํʑ ࢀߟจݙ ͍ͭͭ͞ΜͷαΠτ BSDϚΨδϯ