--- a/TCS211-fw-arch	Thu Mar 28 16:49:38 2019 +0000
+++ b/TCS211-fw-arch	Mon Apr 08 08:23:41 2019 +0000
@@ -1471,15 +1471,15 @@
 The BOARD symbol is always fixed at 41 in all FreeCalypso firmwares,
 corresponding to TI's D-Sample and Leonardo, and we use our own different
 mechanism to distinguish among our supported targets.  The solution adopted in
-Magnetite and Selenite is as follows: we are supplementing TI's *.cfg files
-with our own fc-target.cfg (included as #include "fc-target.cfg" or as
-#include "config/fc-target.cfg" matching whatever existing TI code we are
-gently extending), and this fc-target.cfg header is populated by the build
-system by copying the appropriate targets/*.h header file.  These targets/*.h
+Magnetite and Selenite is as follows: we are supplementing TI's *.cfg and
+rv_swe.h files with our own fc-target.h (included as #include "fc-target.h" or
+as #include "config/fc-target.h" matching whatever existing TI code we are
+gently extending), and this fc-target.h header is populated by the build system
+by copying the appropriate targets/*.h header file.  These targets/*.h
 header snippets define C preprocessor symbols of our own invention like
 CONFIG_TARGET_xxx, and whenever we need to know our target in C code, we
-#include "fc-target.cfg" and use #ifdef logic based on these preprocessor
-symbols of our own addition.
+#include "fc-target.h" and use #ifdef logic based on these preprocessor symbols
+of our own addition.
 
 RVTMUX debug and development interface
 ======================================
@@ -1787,11 +1787,12 @@
 
 Now that we have built a proper FreeCalypso development board with two UARTs,
 the use of this AT-over-RVTMUX hack is deprecated for general usage: this hack
-does not support any data services (CSD or GPRS), and even for SMS it is
-crippled because maximum-length messages cannot be sent in the more capable PDU
-mode.  However, it still comes in handy during certain casual testing sessions,
-and it is required if one needs to run our FreeCalypso firmware on Mot C1xx or
-Pirelli DP-L10 hardware.
+does not support any data services (CSD or GPRS), and even for SMS it was
+crippled for a long time because maximum-length messages could not be sent in
+the more capable PDU mode until our recent extension that works around this
+limitation.  However, it still comes in handy during certain casual testing
+sessions, and it is required if one needs to run our FreeCalypso firmware on
+Mot C1xx or Pirelli DP-L10 hardware.
 
 FC host tools for talking to firmwares via RVTMUX
 =================================================