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Adds a CAVEATS section to mention DMA issues that currently only

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a solution is using PIO mode.  As fas as I know all open source based
broadcom drivers for specially LP PHY has this issue because it's
a reverse engineered driver from wl(4).

Pointed by:	Warren Block <wblock at wonkity.com>
This commit is contained in:
Weongyo Jeong 2010-09-06 22:10:57 +00:00
parent d3e3be7fc7
commit 5454c3c04e
1 changed files with 3 additions and 0 deletions
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share/man/man4/bwn.4
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@ -125,6 +125,9 @@ The
.Nm
driver first appeared in
.Fx 8.1 .
.Sh CAVEATS
Some LP PHY devices have DMA operation problems that in that case try to
use PIO mode.
.Sh AUTHORS
.An -nosplit
The