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Index: share/man/man4/da.4
===================================================================
--- share/man/man4/da.4
+++ share/man/man4/da.4
@@ -133,6 +133,36 @@
.Xr loader 8
tunables:
.Bl -tag -width 12
+.It Va kern.cam.da.default_softtimeout
+Soft I/O timeout (ms). The default is 0.
+Attempting to set this value to a
+time span longer than
+.Va kern.cam.da.default_timeout
+will return
+.Dv EINVAL .
+.It Va kern.cam.da.default_timeout
+This variable determines how long the
+.Nm
+driver will wait before timing out an outstanding command.
+The units for this value are seconds, and the default is currently 60
+seconds.
+.It Va kern.cam.da.disable_wp_protection
+Disable detection of write-protected disks.
+Default is disabled.
+.Po
+detection of write-protected disks is enabled
+.Pc .
+.It Va kern.cam.da.enable_biospeedup
+Enable
+.Dv BIO_SPEEDUP
+processing.
+Default is enabled.
+.It Va kern.cam.da.enable_uma_ccbs
+Use UMA for CCBs.
+Default is enabled.
+.It Va kern.cam.da.poll_period
+Media polling period in seconds.
+Default is 3 seconds.
.It Va kern.cam.da.retry_count
This variable determines how many times the
.Nm
@@ -142,12 +172,13 @@
.Nm
driver dump routine.
This value currently defaults to 4.
-.It Va kern.cam.da.default_timeout
-This variable determines how long the
+.It Va kern.cam.da.send_ordered
+Send Ordered Tags.
+On shutdown, step through all the
.Nm
-driver will wait before timing out an outstanding command.
-The units for this value are seconds, and the default is currently 60
-seconds.
+peripheral drivers, and if the device is still open,
+sync the disk to physical media.
+Default is enabled.
.It Va kern.cam.sort_io_queue
.It Va kern.cam.da. Ns Ar X Ns Va .sort_io_queue
These variables determine whether request queue should be sorted trying

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