codal_port/mpconfigport.h: Enable seeding of random module on import.

Signed-off-by: Damien George <[email protected]>

Author: dpgeorge

src/codal_port/mpconfigport.h

@@ -81,6 +81,7 @@
 #define MICROPY_PY_UERRNO                       (1)
 #define MICROPY_PY_UTIME_MP_HAL                 (1)
 #define MICROPY_PY_URANDOM                      (1)
+#define MICROPY_PY_URANDOM_SEED_INIT_FUNC       (rng_generate_random_word())
 #define MICROPY_PY_URANDOM_EXTRA_FUNCS          (1)
 #define MICROPY_PY_MACHINE                      (1)
 #define MICROPY_PY_MACHINE_PULSE                (1)
@@ -156,4 +157,7 @@ typedef long mp_off_t;
 // We need to provide a declaration/definition of alloca()
 #include <alloca.h>
 
+// Needed for MICROPY_PY_URANDOM_SEED_INIT_FUNC.
+extern uint32_t rng_generate_random_word(void);
+
 #endif