examples/embedding-full: Enable os.uname().

Signed-off-by: Christian Walther <cwalther@gmx.ch>

examples/embedding-full/main.c

@@ -30,6 +30,7 @@ static const char *example_2 =
     "help(sys)\n"
     "import os\n"
     "help(os)\n"
+    "print('os.uname():', os.uname())\n"
     "import random\n"
     "help(random)\n"
     "import time\n"

examples/embedding-full/mpconfigport.h

@@ -15,6 +15,9 @@
 #define MICROPY_PY_GC                           (1)
 
 #define MICROPY_PY_SYS_PLATFORM                 "embedded"
+#define MICROPY_PY_OS_UNAME                     (1)
+#define MICROPY_HW_BOARD_NAME                   "embedded"
+#define MICROPY_HW_MCU_NAME                     "C"
 
 // Requires shared/readline/readline.h, don't bother as we have no input.
 #define MICROPY_PY_BUILTINS_INPUT               (0)