2011-07-26 Philippe Waroquiers <philippe.waroquiers@skynet.be>

	* remote.c (remote_region_ok_for_hw_watchpoint): New function.
	(remote_hw_watchpoint_length_limit): New variable.
	(_initialize_remote) add set,show cmds for this new variable.
	* gdb.texinfo: document these new commands.
	* NEWS: Mention these new commands.

1 files changed, 12 insertions, 0 deletions

diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 600ad72..35fa075 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -16655,6 +16655,18 @@ responses.
 Restrict @value{GDBN} to using @var{limit} remote hardware breakpoint or
 watchpoints.  A limit of -1, the default, is treated as unlimited.
 
+@cindex limit hardware watchpoints length
+@cindex remote target, limit watchpoints length
+@anchor{set remote hardware-watchpoint-length-limit}
+@item set remote hardware-watchpoint-length-limit @var{limit}
+Restrict @value{GDBN} to using @var{limit} bytes for the maximum length of
+a remote hardware watchpoint.  A limit of -1, the default, is treated
+as unlimited.
+
+@item show remote hardware-watchpoint-length-limit
+Show the current limit (in bytes) of the maximum length of
+a remote hardware watchpoint.
+
 @item set remote exec-file @var{filename}
 @itemx show remote exec-file
 @anchor{set remote exec-file}