git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9455 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 104 insertions, 0 deletions

diff --git a/os/ex/subsystems/mfs/mfs.c b/os/ex/subsystems/mfs/mfs.c
new file mode 100644
index 000000000..7380c34a3
--- /dev/null
+++ b/os/ex/subsystems/mfs/mfs.c
@@ -0,0 +1,104 @@
+/*
+    Managed Flash Storage - Copyright (C) 2016 Giovanni Di Sirio
+
+    This file is part of ChibiOS.
+
+    ChibiOS is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    mfs.c
+ * @brief   Managed Flash Storage module code.
+ *
+ * @addtogroup mfs
+ * @{
+ */
+
+#include "hal.h"
+
+#include "mfs.h"
+
+/*===========================================================================*/
+/* Driver local definitions.                                                 */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief   Initializes an instance.
+ *
+ * @param[out] devp     pointer to the @p MFSDriver object
+ *
+ * @init
+ */
+void mfsObjectInit(MFSDriver *devp) {
+
+  osalDbgCheck(devp != NULL);
+
+  devp->state = MFS_STOP;
+  devp->config = NULL;
+}
+
+/**
+ * @brief   Configures and activates a MFS driver.
+ *
+ * @param[in] devp      pointer to the @p MFSDriver object
+ * @param[in] config    pointer to the configuration
+ *
+ * @api
+ */
+void mfsStart(MFSDriver *devp, const MFSConfig *config) {
+
+  osalDbgCheck((devp != NULL) && (config != NULL));
+  osalDbgAssert(devp->state != MFS_UNINIT, "invalid state");
+
+  if (devp->state == MFS_STOP) {
+
+    devp->state = MFS_READY;
+  }
+} 
+
+/**
+ * @brief   Deactivates a MFS driver.
+ *
+ * @param[in] devp       pointer to the @p MFSDriver object
+ *
+ * @api
+ */
+void mfsStop(MFSDriver *devp) {
+
+  osalDbgCheck(devp != NULL);
+  osalDbgAssert(devp->state != MFS_UNINIT, "invalid state");
+
+  if (devp->state != MFS_STOP) {
+
+    devp->state = MFS_STOP;
+  }
+}
+
+/** @} */