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Solaris™ Operating Environment Boot Camp by Dominic Butler, David Rhodes

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Solaris Devices

Now that we know a bit more about SCSI, let's see how the system refers to the devices once they are connected and how they are made available for us to use.

Solaris devices are located in two main directories—/dev and /devices—and appear in these as files in the filesystem, just as any other file or directory would. The difference between the two directories is that /devices contains “physical” device entries, while /dev contains “logical” device entries. Let's look at what these are in more detail.

Physical Devices

When devices are connected to the system they are added to its device tree. This is a list, generated by the OpenBoot PROM at boot-time, of all the connected hardware. The list is stored in memory as a tree hierarchy, ...

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