r4106 - trunk/src/host/norwp
werner at sita.openmoko.org
werner at sita.openmoko.org
Sun Feb 24 21:39:21 CET 2008
Author: werner
Date: 2008-02-24 21:39:19 +0100 (Sun, 24 Feb 2008)
New Revision: 4106
Modified:
trunk/src/host/norwp/README
Log:
Clarified that querying NOR_WP is only reliable after it's been set.
Modified: trunk/src/host/norwp/README
===================================================================
--- trunk/src/host/norwp/README 2008-02-24 15:23:08 UTC (rev 4105)
+++ trunk/src/host/norwp/README 2008-02-24 20:39:19 UTC (rev 4106)
@@ -6,7 +6,7 @@
norwp
Queries the state of the NOR_WP line. Prints "rw" if writing to the
- NOR is enabled, "ro" if it isn't.
+ NOR is enabled, "ro" if it isn't. See "known issue" below.
norwp rw
@@ -25,3 +25,8 @@
OpenOCD doesn't have that problem, so it's something that's wrong in
norwp.c
+
+Querying the state of NOR_WP only works after the line has been
+configured as an output. After board reset, the state is not clearly
+defined, and we may read back "rw" even though the board may not be
+protected.
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