-The /proc/sys/dev/parport directory tree looks like:
-
-parport
-|-- default
-| |-- spintime
-| `-- timeslice
-|-- parport0
-| |-- autoprobe
-| |-- autoprobe0
-| |-- autoprobe1
-| |-- autoprobe2
-| |-- autoprobe3
-| |-- devices
-| | |-- active
-| | `-- lp
-| | `-- timeslice
-| |-- base-addr
-| |-- irq
-| |-- dma
-| |-- modes
-| `-- spintime
-`-- parport1
- |-- autoprobe
- |-- autoprobe0
- |-- autoprobe1
- |-- autoprobe2
- |-- autoprobe3
- |-- devices
- | |-- active
- | `-- ppa
- | `-- timeslice
- |-- base-addr
- |-- irq
- |-- dma
- |-- modes
- `-- spintime
-
-
-File: Contents:
-
-devices/active A list of the device drivers using that port. A "+"
- will appear by the name of the device currently using
- the port (it might not appear against any). The
- string "none" means that there are no device drivers
- using that port.
-
-base-addr Parallel port's base address, or addresses if the port
- has more than one in which case they are separated
- with tabs. These values might not have any sensible
- meaning for some ports.
-
-irq Parallel port's IRQ, or -1 if none is being used.
-
-dma Parallel port's DMA channel, or -1 if none is being
- used.
-
-modes Parallel port's hardware modes, comma-separated,
- meaning:
-
- PCSPP PC-style SPP registers are available.
- TRISTATE Port is bidirectional.
- COMPAT Hardware acceleration for printers is
+The ``/proc/sys/dev/parport`` directory tree looks like::
+
+ parport
+ |-- default
+ | |-- spintime
+ | `-- timeslice
+ |-- parport0
+ | |-- autoprobe
+ | |-- autoprobe0
+ | |-- autoprobe1
+ | |-- autoprobe2
+ | |-- autoprobe3
+ | |-- devices
+ | | |-- active
+ | | `-- lp
+ | | `-- timeslice
+ | |-- base-addr
+ | |-- irq
+ | |-- dma
+ | |-- modes
+ | `-- spintime
+ `-- parport1
+ |-- autoprobe
+ |-- autoprobe0
+ |-- autoprobe1
+ |-- autoprobe2
+ |-- autoprobe3
+ |-- devices
+ | |-- active
+ | `-- ppa
+ | `-- timeslice
+ |-- base-addr
+ |-- irq
+ |-- dma
+ |-- modes
+ `-- spintime
+
+.. tabularcolumns:: |p{4.0cm}|p{13.5cm}|
+
+======================= =======================================================
+File Contents
+======================= =======================================================
+``devices/active`` A list of the device drivers using that port. A "+"
+ will appear by the name of the device currently using
+ the port (it might not appear against any). The
+ string "none" means that there are no device drivers
+ using that port.
+
+``base-addr`` Parallel port's base address, or addresses if the port
+ has more than one in which case they are separated
+ with tabs. These values might not have any sensible
+ meaning for some ports.
+
+``irq`` Parallel port's IRQ, or -1 if none is being used.
+
+``dma`` Parallel port's DMA channel, or -1 if none is being
+ used.
+
+``modes`` Parallel port's hardware modes, comma-separated,
+ meaning:
+
+ - PCSPP
+ PC-style SPP registers are available.
+
+ - TRISTATE
+ Port is bidirectional.
+
+ - COMPAT
+ Hardware acceleration for printers is