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Correct and improve the description of le(4) vs. pcn(4); apparently I

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was thinking from the pcn(4) perspective instead of the le(4) one when
writing the former version as le(4) supports a superset of the chips
supported by pcn(4) and not the other way round.
This commit is contained in:
Marius Strobl 2006-02-02 14:57:00 +00:00
parent 165ba65d7b
commit e9646f6441
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=155220
1 changed files with 12 additions and 5 deletions
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17
share/man/man4/le.4
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@ -79,17 +79,24 @@ driver also supports PCnet adapters based on the
.Tn AMD 79C9xx
family of chips, which are single-chip implementations of a
.Tn LANCE
chip and
chip and a DMA engine.
This includes a superset of the
.Tn PCI
bus interface.
This includes most of the adapters which are also supported by the
bus Ethernet chip sets supported by the
.Xr pcn 4
driver.
The
.Nm
driver does not support all features of these adapters however, thus the
driver treats all of these
.Tn PCI
bus Ethernet chip sets as an
.Tn AMD Am79C970 PCnet-PCI
and does not support the additional features like the MII bus and burst mode of
.Tn AMD Am79C971 PCnet-FAST
and greater chip sets.
Thus the
.Xr pcn 4
driver should be preferred.
driver should be preferred for the latter.
.Pp
The
.Nm