update; mostly to eliminate ambiguity about what hardware is supported

1 files changed, 3 insertions, 23 deletions

diff --git a/share/man/man4/ath.4 b/share/man/man4/ath.4
index 7719b0e..5b7b356 100644
--- a/share/man/man4/ath.4
+++ b/share/man/man4/ath.4
@@ -28,7 +28,7 @@
 .\"
 .\" $FreeBSD$
 .\"/
-.Dd January 13, 2009
+.Dd March 25, 2009
 .Dt ATH 4
 .Os
 .Sh NAME
@@ -59,8 +59,6 @@ driver provides support for wireless network adapters based on
 the Atheros AR5210, AR5211, AR5212, and AR5416 programming APIs.
 These APIs are used by a wide variety of chips; most all chips with
 a PCI and/or CardBus interface are supported.
-Chip-specific support is provided by the Atheros Hardware Access Layer
-(HAL).
 .Pp
 Supported features include 802.11 and 802.3 frames, power management, BSS,
 IBSS, TDMA, and host-based access point operation modes.
@@ -129,7 +127,7 @@ The driver also support
 .Cm tdma
 operation when compiled with
 .Cd "options AH_SUPPORT_TDMA"
-(and the wlan module is build with
+(and the wlan module is built with
 .Cd "options IEEE80211_SUPPORT_TDMA"
 to enable the associated 802.11 support).
 For more information on configuring this device, see
@@ -142,10 +140,8 @@ Wireless cards in Cardbus slots may be inserted and ejected on the fly.
 .Sh HARDWARE
 The
 .Nm
-driver supports most Atheros Cardbus or PCI cards,
+driver supports all Atheros Cardbus and PCI cards,
 except those that are based on the AR5005VL chipset.
-More recent parts may require a hal that is not part of
-.Fb .
 .Pp
 A list of cards that are supported can be found at
 .Pa http://customerproducts.atheros.com/customerproducts/default.asp .
@@ -252,13 +248,6 @@ This should not happen.
 The Atheros Hardware Access Layer was unable to reset the hardware
 when switching channels during scanning.
 This should not happen.
-.It "ath%d: unable to allocate channel table"
-The driver was unable to allocate memory for the table used to hold
-the set of available channels.
-.It "ath%d: unable to collect channel list from hal"
-A problem occurred while querying the HAL to find the set of available
-channels for the device.
-This should not happen.
 .It "ath%d: failed to enable memory mapping"
 The driver was unable to enable memory-mapped I/O to the PCI device registers.
 This should not happen.
@@ -294,15 +283,6 @@ The
 device driver first appeared in
 .Fx 5.2 .
 .Sh CAVEATS
-Different regulatory domains have different default channels for adhoc
-mode.
-See
-.Xr ifconfig 8
-for information on how to change the channel.
-Different regulatory domains may not be able to communicate with each
-other with 802.11a as different regulatory domains do not necessarily
-have overlapping channels.
-.Pp
 Revision A1 of the D-LINK DWL-G520 and DWL-G650 are based on an
 Intersil PrismGT chip and are not supported by this driver.
 .Sh BUGS