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List I/ O bus types to be supported List physical requirements of I/ O devices PowerPoint Presentation
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List I/ O bus types to be supported List physical requirements of I/ O devices - PowerPoint PPT Presentation


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6 Basic I/ O Design Steps. List I/ O bus types to be supported List physical requirements of I/ O devices volume, power, bus slots, expansion slots or cabinets, ... List cost of each device and associated controller Record CPU resource demands - e. g. cycles

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6 Basic I/ O Design Steps

  • List I/ O bus types to be supported
  • List physical requirements of I/ O devices
    • volume, power, bus slots, expansion slots or cabinets, ...
  • List cost of each device and associated controller
  • Record CPU resource demands - e. g. cycles
    • start, support, and complete I/ O operation
    • stalls due to I/ O waits
    • overhead - e. g. cache flushes and context switches
  • List memory and bus bandwidth demands
  • Balance the organization
    • of course you’ll need to get into queuing theory to get it right