W7Int2Lect

W7Int2Lect - Secondary Storage 3 TheSCSI interface SCSI...

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Secondary Storage 3
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The SCSI  interface
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SCSI (small computer system interface) The SCSI controller (host adapter) functions as the gateway between the SCSI bus and the PC bus. The SCSI bus does not talk directly with devices, such as hard drives; instead, it talks to the controller that is built in to the drive.
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SCSI Device Drivers ASPI (Advanced SCSI Programming Interface) CAM (Common Access Method) Windows 2000 and XP support SCSI and has basic drivers
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BIOS IRQ and CMA conflicts of SCSI card Expansion slot 16-bit card in 16-bit slot Bus mastering Card uses bus-mastering, PCI slots support it too! SCAM-compliant SCSI Configuration Automatically a subset of the PnP specification that provides plug-and- play support for SCSI devices Issues to Consider when Selecting a Host Adapter
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Making it work Host adapter Adapter Card inserted in expansion slot or integrated on mother board Manages all devices on SCSI bus Supports internal and external SCSI devices Forms a single daisy chain with devices Device drivers Enable OS to communicate with a host adapter
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This note was uploaded on 04/14/2011 for the course HWD 101 taught by Professor Brain during the Spring '11 term at Seneca.

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W7Int2Lect - Secondary Storage 3 TheSCSI interface SCSI...

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