--- src/sys/boot/common/loader.8	2008/09/15 20:32:53	1.23
+++ src/sys/boot/common/loader.8	2008/09/15 21:23:44	1.24
@@ -452,6 +452,9 @@ are also accepted and indicate kilobytes
 respectively.
 An invalid suffix will result in the variable being ignored by the
 kernel.
+.It Va hw.usb.hack_defer_exploration
+The USB keyboard will sometimes not attach properly unless you set this
+variable to 1.
 .It Va kern.emergency_intr_enable
 Setting this to 1 enables emergency interrupt polling.  All interrupt
 handlers are executed periodically.  This mode is very expensive and should
@@ -532,8 +535,9 @@ Must be a power of 2.
 .It Va vfs.root.mountfrom
 File system type and partition, separated by colon,
 for kernel root file system.
-For example
-.Dq hammer:da8s1a .
+Used with boot-only partition, which is typically mounted on root file system as
+.Pa /boot .
+Example: "hammer:da8s1a"
 .El
 .Ss BUILTIN PARSER
 When a builtin command is executed, the rest of the line is taken