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35 .Nd introduction to machine-independent SBus bus support and drivers
37 .Cd "sbus* at mainbus?"
43 attachments are specific to the
50 is a I/O interconnect bus mostly found in
52 workstations and small to medium server class systems.
53 It supports both on-board peripherals and extension boards.
56 specifications define the bus protocol as well as the electrical and
57 mechanical properties of the extension slots.
60 includes machine-independent
62 drivers, sorted by device type and driver name:
64 .Bl -tag -width xxxxxxxx -offset indent
66 NCR53c94 and compatible
74 .Ss Network interfaces
75 .Bl -tag -width xxxxxxxx -offset indent
86 Midway-based Efficient Networks Inc. and Adaptec ATM interfaces.
92 Quad Ethernet Controller
96 .Bl -tag -width xxxxxxxx -offset indent
103 .Bl -tag -width xxxxxxxx -offset indent
118 .Bl -tag -width xxxxxxxx -offset indent
122 .Ss Serial interfaces
123 .Bl -tag -width xxxxxxxx -offset indent
125 Magma Serial/Parallel combo device.
127 .Ss Floppy interfaces
128 .Bl -tag -width xxxxxxxx -offset indent
130 Floppy disk controller
152 The machine-independent
154 subsystem appeared in