Lines Matching +full:boot +full:- +full:enabled
37 .Bd -ragged -offset indent
46 module at boot time, place the following lines in
48 .Bd -literal -offset indent
64 .Tn SCSI-Select
65 menu, accessible at boot
72 For systems that store non-volatile settings in a system specific manner
76 must be enabled for the driver to access this information.
78 many chip-down motherboard configurations.
88 .Bd -ragged -offset indent
89 .Bl -column "aic7895CX" "MIPSX" "PCI/64X" "MaxSyncX" "MaxWidthX" "SCBsX" "2 3 4 5 6 7 8X"
106 .Bl -enum -compact
108 Multiplexed Twin Channel Device - One controller servicing two busses.
110 Multi-function Twin Channel Device - Two controllers on one chip.
112 Command Channel Secondary DMA Engine - Allows scatter gather list and
115 64 Byte SCB Support - SCSI CDB is embedded in the SCB to eliminate an extra DMA.
117 Block Move Instruction Support - Doubles the speed of certain sequencer
121 style Scatter Gather Engine - Improves S/G prefetch performance.
123 Queuing Registers - Allows queueing of new transactions without pausing the
126 Multiple Target IDs - Allows the controller to respond to selection as a
132 To allow PCI adapters to use memory mapped I/O if enabled:
134 .Cd options AHC_ALLOW_MEMIO=(0 -- disabled, 1 -- enabled)
135 .Bd -ragged -offset indent
139 sitting behind a PCI->PCI bridge, the BIOS may fail to properly initialize
144 with this option enabled and it is the default. This option can also be
151 .Bd -ragged -offset indent
159 .Sh BOOT OPTIONS
161 .Pa /boot/device.hints .
164 .Bl -tag -width indent
166 A hint to define whether the SCSI target mode is enabled, defaults to disabled
167 (0 -- disabled, 1 -- enabled).
169 A hint to define whether memory mapped io is enabled or disabled for this
170 adapter, defaults to enabled (0 -- disabled, 1 -- enabled).
181 .Bl -bullet -compact
330 Many motherboards with on-board
341 the number of SCBs that can be stored in on-chip memory.
389 sequencer-code assembler,
400 .Tn SCSI-Select