From f30cf5dcb7a09c5facd0329b21640005c19b541f Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Mon, 30 Sep 2013 09:20:11 -0600
Subject: Add freedom-kl25z/minnsh configuration:  This is an experiment to see
 just how small we and get an NSH configuration.  From Alan Carvalho de Assis.

---
 nuttx/ChangeLog                              | 7 ++++++-
 nuttx/arch/arm/src/kl/kl_lowgetc.c           | 4 ++--
 nuttx/configs/freedom-kl25z/minnsh/Make.defs | 2 +-
 nuttx/configs/freedom-kl25z/nsh/Make.defs    | 2 +-
 4 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog
index ffb114cb6..9b9274576 100644
--- a/nuttx/ChangeLog
+++ b/nuttx/ChangeLog
@@ -5678,4 +5678,9 @@
 	* arch/arm/src/sama5/sam_touchscreen.h and .h:  Framework for a
 	  touchscreen driver (also an empty "skeleton" file on the initial
 	  commit) (2013-9-30).
-
+	* arch/arm/src/kl/kl_lowgetc.c and .h:  First cut at low-level
+	  getc() function for operation with no file system (and, hence,
+	  no serial driver) (from Alan Carvalho de Assis, 2013-9-30).
+	* configs/freedom-kl25z/minnsh:  A new configuration that is
+	  an experiement to see how small we can get the NuttX footprint.
+	  From Carvalho de Assis. (2013-9-30).
diff --git a/nuttx/arch/arm/src/kl/kl_lowgetc.c b/nuttx/arch/arm/src/kl/kl_lowgetc.c
index b46b184b1..291762602 100644
--- a/nuttx/arch/arm/src/kl/kl_lowgetc.c
+++ b/nuttx/arch/arm/src/kl/kl_lowgetc.c
@@ -109,7 +109,7 @@
  *
  **************************************************************************/
 
-uint32_t kl_lowgetc(void)
+int kl_lowgetc(void)
 {
   uint8_t ch = 0;
 
@@ -125,5 +125,5 @@ uint32_t kl_lowgetc(void)
   ch = getreg8(CONSOLE_BASE+KL_UART_D_OFFSET);
 #endif
 
-  return (int) ch;
+  return (int)ch;
 }
diff --git a/nuttx/configs/freedom-kl25z/minnsh/Make.defs b/nuttx/configs/freedom-kl25z/minnsh/Make.defs
index 5f8183a58..c04c870e9 100644
--- a/nuttx/configs/freedom-kl25z/minnsh/Make.defs
+++ b/nuttx/configs/freedom-kl25z/minnsh/Make.defs
@@ -116,7 +116,7 @@ ifeq ($(WINTOOL),y)
   DIRUNLINK = $(TOPDIR)/tools/unlink.sh
   MKDEP = $(TOPDIR)/tools/mknulldeps.sh
 else
-  # Linux/Cygwin-native host tools 
+  # Linux/Cygwin-native host tools
   MKDEP = $(TOPDIR)/tools/mkdeps$(HOSTEXEEXT)
 endif
 
diff --git a/nuttx/configs/freedom-kl25z/nsh/Make.defs b/nuttx/configs/freedom-kl25z/nsh/Make.defs
index b2e6b718e..8706282c5 100644
--- a/nuttx/configs/freedom-kl25z/nsh/Make.defs
+++ b/nuttx/configs/freedom-kl25z/nsh/Make.defs
@@ -116,7 +116,7 @@ ifeq ($(WINTOOL),y)
   DIRUNLINK = $(TOPDIR)/tools/unlink.sh
   MKDEP = $(TOPDIR)/tools/mknulldeps.sh
 else
-  # Linux/Cygwin-native host tools 
+  # Linux/Cygwin-native host tools
   MKDEP = $(TOPDIR)/tools/mkdeps$(HOSTEXEEXT)
 endif
 
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