Merge remote-tracking branch 'upstream/master'

1 files changed, 86 insertions, 0 deletions

diff --git a/os/various/ramdisk.h b/os/various/ramdisk.h
new file mode 100644
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+++ b/os/various/ramdisk.h
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+/*
+    ChibiOS/HAL - Copyright (C) 2016 Uladzimir Pylinsky aka barthess
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    ramdisk.h
+ * @brief   Virtual block devise driver header.
+ *
+ * @addtogroup ramdisk
+ * @{
+ */
+
+#ifndef RAMDISK_H_
+#define RAMDISK_H_
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+typedef struct RamDisk RamDisk;
+
+/**
+ *
+ */
+#define _ramdisk_device_data                                                \
+  _base_block_device_data                                                   \
+  uint8_t       *storage;                                                   \
+  uint32_t      blk_size;                                                   \
+  uint32_t      blk_num;                                                    \
+  bool          readonly;
+
+/**
+ *
+ */
+struct RamDisk {
+  /** @brief Virtual Methods Table.*/
+  const struct BaseBlockDeviceVMT *vmt;
+  _ramdisk_device_data
+};
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void ramdiskObjectInit(RamDisk *rdp);
+  void ramdiskStart(RamDisk *rdp, uint8_t *storage, uint32_t blksize,
+                    uint32_t blknum, bool readonly);
+  void ramdiskStop(RamDisk *rdp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RAMDISK_H_ */
+
+/** @} */