fs/spiffs: Various fixes from initial testing. Still lots of issues. Also changes from further review to get better naming consistency and functional partitioning.

configs/sim/spiffs/defconfig

@@ -2,6 +2,7 @@ CONFIG_ARCH="sim"
 CONFIG_ARCH_BOARD="sim"
 CONFIG_ARCH_BOARD_SIM=y
 CONFIG_ARCH_SIM=y
+CONFIG_BOARD_INITIALIZE=y
 CONFIG_DEBUG_ASSERTIONS=y
 CONFIG_DEBUG_FEATURES=y
 CONFIG_DEBUG_SYMBOLS=y
@@ -11,6 +12,7 @@ CONFIG_DISABLE_POSIX_TIMERS=y
 CONFIG_DISABLE_PTHREAD=y
 CONFIG_DISABLE_SIGNALS=y
 CONFIG_EXAMPLES_FSTEST=y
+CONFIG_EXAMPLES_FSTEST_MOUNTPT="/mnt/spiffs"
 CONFIG_EXPERIMENTAL=y
 CONFIG_FS_SPIFFS=y
 CONFIG_IDLETHREAD_STACKSIZE=4096

configs/sim/src/sim_bringup.c

@@ -181,6 +181,16 @@ int sim_bringup(void)
                      ret);
             }
 
+          /* Mount the SPIFFS file system */
+
+          ret = mount("/dev/rammtd", "/mnt/spiffs", "spiffs", 0, NULL);
+          if (ret < 0)
+            {
+              syslog(LOG_ERR,
+                     "ERROR: Failed to mount SPIFFS at /mnt/spiffs: %d\n",
+                     ret);
+            }
+
 #elif defined(CONFIG_FS_NXFFS)
           /* Initialize to provide NXFFS on the MTD interface */