--- embedtools/src/ub_env.c	2014/01/28 08:57:43	1.1.2.2
+++ embedtools/src/ub_env.c	2014/01/28 22:03:01	1.1.2.3
@@ -2,16 +2,41 @@
 #include "ub_env.h"
 
 
+static int
+ub_flash_io(env_t * __restrict e, int mode)
+{
+	int f, ret = 0;
+
+	FTRACE(4);
+
+	f = open(DRV_UB_ENV_MAP, mode);
+	if (f == -1) {
+		printf("Error:: Can't access u-boot-env device %s\n", DRV_UB_ENV_MAP);
+		return -1;
+	}
+
+	if (mode & O_RDWR) {
+	} else {
+	}
+
+	close(f);
+	return ret;
+}
+
 const char*
 ub_getenv(const char *csName)
 {
 	const char *str = NULL;
 
+	FTRACE(3);
+
 	return str;
 }
 
 int
 ub_setenv(const char *csName, const char *csValue)
 {
+	FTRACE(3);
+
 	return 0;
 }