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-rw-r--r--doc/openocd.texi18
1 files changed, 12 insertions, 6 deletions
diff --git a/doc/openocd.texi b/doc/openocd.texi
index 32501ca6..893d738c 100644
--- a/doc/openocd.texi
+++ b/doc/openocd.texi
@@ -3187,8 +3187,11 @@ and AT91SAM7 on-chip flash.
@anchor{flash erase_sector}
@deffn Command {flash erase_sector} num first last
-Erase sectors in bank @var{num}, starting at sector @var{first} up to and including
-@var{last}. Sector numbering starts at 0.
+Erase sectors in bank @var{num}, starting at sector @var{first}
+up to and including @var{last}.
+Sector numbering starts at 0.
+Providing a @var{last} sector of @option{last}
+specifies "to the end of the flash bank".
The @var{num} parameter is a value shown by @command{flash banks}.
@end deffn
@@ -3247,7 +3250,7 @@ and display that status.
The @var{num} parameter is a value shown by @command{flash banks}.
This is the only operation that
updates the erase state information displayed by @option{flash info}. That means you have
-to issue an @command{flash erase_check} command after erasing or programming the device
+to issue a @command{flash erase_check} command after erasing or programming the device
to get updated information.
(Code execution may have invalidated any state records kept by OpenOCD.)
@end deffn
@@ -3259,9 +3262,12 @@ The information includes per-sector protect status.
@end deffn
@anchor{flash protect}
-@deffn Command {flash protect} num first last (on|off)
-Enable (@var{on}) or disable (@var{off}) protection of flash sectors
-@var{first} to @var{last} of flash bank @var{num}.
+@deffn Command {flash protect} num first last (@option{on}|@option{off})
+Enable (@option{on}) or disable (@option{off}) protection of flash sectors
+in flash bank @var{num}, starting at sector @var{first}
+and continuing up to and including @var{last}.
+Providing a @var{last} sector of @option{last}
+specifies "to the end of the flash bank".
The @var{num} parameter is a value shown by @command{flash banks}.
@end deffn