4.1system% devinfo
Node 'SUNW,Sun 4/50', unit #0 (no driver)
        Node 'packages', unit #0 (no driver)
        Node 'openprom', unit #0 (no driver)
        Node 'zs', unit #0
        Node 'zs', unit #1
        Node 'audio', unit #0
        Node 'eeprom', unit #0 (no driver)
        Node 'counter-timer', unit #0 (no driver)
        Node 'memory-error', unit #0 (no driver)
        Node 'interrupt-enable', unit #0 (no driver)
        Node 'auxiliary-io', unit #0 (no driver)
        Node 'sbus', unit #0
                Node 'dma', unit #0
                Node 'esp', unit #0
                        Node 'sr', unit #0
                        Node 'sd', unit #0
                Node 'le', unit #0
                Node 'cgsix', unit #0
        Node 'memory', unit #0 (no driver)
        Node 'virtual-memory', unit #0 (no driver)
        Node 'fd', unit #0
        Node 'options', unit #0 (no driver)

5.3system% prtconf
System Configuration:  Sun Microsystems  sun4c
Memory size: 32 Megabytes
System Peripherals (Software Nodes):

SUNW,Sun 4_75
    packages (driver not attached)
        disk-label (driver not attached)
        deblocker (driver not attached)
        obp-tftp (driver not attached)
    openprom (driver not attached)
    zs, instance #0
    zs, instance #1
    audio (driver not attached)
    eeprom (driver not attached)
    counter-timer (driver not attached)
    memory-error (driver not attached)
    interrupt-enable (driver not attached)
    auxiliary-io (driver not attached)
    sbus, instance #0
        dma, instance #0
        esp, instance #0
            sd (driver not attached)
            st (driver not attached)
            sd, instance #0
            sd, instance #1 (driver not attached)
            sd, instance #2 (driver not attached)
            sd, instance #3
            sd, instance #4 (driver not attached)
            sd, instance #5 (driver not attached)
            sd, instance #6
        le, instance #0
        cgsix, instance #0
    memory (driver not attached)
    virtual-memory (driver not attached)
    fd (driver not attached)
    options, instance #0
    pseudo, instance #0