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Openbsd days
 

Openbsd days

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Openbsd days Openbsd days Presentation Transcript

  • OpenBSD syuu@openbsd.org
  • General Hackathon! • 2010/06/25 - 2010/07/03 • Edmonton, Canada ←Theo • kernel hackers + port maintainers • Hackathon • Network, Hardware, Ports... •
  • Hackroom
  • BBQ
  • BEER!
  • Food
  • Short trip to Vancouver!
  • • SGI Origin SMP … • OpenBSD
  • Cavium OCTEON • MIPS64 SoC, Multicore(1-32 core) • 300MHz - 1.5GHz • GbE, DDR DRAM, USB, PCI... • for Router(Both broadband and Enterprise)
  • OCTEON Based routers • IIJ SEIL/X, SEIL/X2 • YAMAHA RTX-1200 • Juniper SRX100 • SonicWALL TotalSecure TZ210 • CENTURY SYSTEMS FutureNet NXR-130/C • NTT etc...
  • OCTEON based manycore machines • Movidis x16(16 cores) • ADVANTECH NCP-7560(12~96 cores!!!)
  • OpenBSD/OCTEON? OpenBSD Theo: “No.” (AsiaBSDCon 2010) →
  • Portwell CAM-0100 OCTEON CN5020 500MHz, 2core DDR2 SODIMM, 6 port GbE, MiniPCI, SATA, CF, USB
  • *BSD/OCTEON • FreeBSD - • NetBSD - IIJ • OpenBSD - • DragonflyBSD - ( Д ) ?
  • • FreeBSD • Loongson port •
  • • Hackathon Portwell IIJ SEIL • OCTEON Cavium u-boot • • u-boot • u-boot • • u-boot →
  • • TLB • FreeBSD ↑ • • OCTEON (Valid bit=0) SGI Loongson
  • • MIPS x86 →TLB miss Exception OS • TLB miss ERL Exception • ERL • ERL
  • • ramdisk /sbin/init …/sbin/sh panic • FP /sbin/sh FPU • OCTEON FPU (^o^)
  • FPU • • float FPU • FPU • • • FPU trap • •
  • current status • NetBSD FPEMUL • • (^q^