diff options
Diffstat (limited to 'os/hal/include/usbh/dev/msd.h')
| -rw-r--r-- | os/hal/include/usbh/dev/msd.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/os/hal/include/usbh/dev/msd.h b/os/hal/include/usbh/dev/msd.h new file mode 100644 index 0000000..2ca8817 --- /dev/null +++ b/os/hal/include/usbh/dev/msd.h @@ -0,0 +1,125 @@ +/*
+ ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
+ Copyright (C) 2015 Diego Ismirlian, TISA, (dismirlian (at) google's mail)
+
+ 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.
+*/
+
+#ifndef USBH_MSD_H_
+#define USBH_MSD_H_
+
+#include "usbh.h"
+
+#if HAL_USE_USBH && HAL_USBH_USE_MSD
+
+/* TODO:
+ *
+ * - Implement of conditional compilation of multiple-luns per instance.
+ * - Implement error checking and recovery when commands fail.
+ *
+ */
+
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+#define _usbhmsd_driver_methods \
+ _base_block_device_methods
+
+struct USBHMassStorageDriverVMT {
+ _usbhmsd_driver_methods
+};
+
+typedef struct USBHMassStorageLUNDriver USBHMassStorageLUNDriver;
+typedef struct USBHMassStorageDriver USBHMassStorageDriver;
+
+struct USBHMassStorageLUNDriver {
+ /* inherited from abstract block driver */
+ const struct USBHMassStorageDriverVMT *vmt;
+ _base_block_device_data
+
+ BlockDeviceInfo info;
+ USBHMassStorageDriver *msdp;
+
+ USBHMassStorageLUNDriver *next;
+};
+
+typedef struct USBHMassStorageDriver {
+ /* inherited from abstract class driver */
+ _usbh_base_classdriver_data
+
+ /* for LUN request serialization, can be removed
+ * if the driver is configured to support only one LUN
+ * per USBHMassStorageDriver instance */
+ mutex_t mtx;
+
+ usbh_ep_t epin;
+ usbh_ep_t epout;
+ uint8_t ifnum;
+ uint8_t max_lun;
+ uint32_t tag;
+
+ USBHMassStorageLUNDriver *luns;
+} USBHMassStorageDriver;
+
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+extern USBHMassStorageLUNDriver MSBLKD[HAL_USBHMSD_MAX_LUNS];
+extern USBHMassStorageDriver USBHMSD[HAL_USBHMSD_MAX_INSTANCES];
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ /* Mass Storage Driver */
+ void usbhmsdObjectInit(USBHMassStorageDriver *msdp);
+
+ /* Mass Storage LUN Driver (block driver) */
+ void usbhmsdLUNObjectInit(USBHMassStorageLUNDriver *lunp);
+ void usbhmsdLUNStart(USBHMassStorageLUNDriver *lunp);
+ void usbhmsdLUNStop(USBHMassStorageLUNDriver *lunp);
+ bool usbhmsdLUNConnect(USBHMassStorageLUNDriver *lunp);
+ bool usbhmsdLUNDisconnect(USBHMassStorageLUNDriver *lunp);
+ bool usbhmsdLUNRead(USBHMassStorageLUNDriver *lunp, uint32_t startblk,
+ uint8_t *buffer, uint32_t n);
+ bool usbhmsdLUNWrite(USBHMassStorageLUNDriver *lunp, uint32_t startblk,
+ const uint8_t *buffer, uint32_t n);
+ bool usbhmsdLUNSync(USBHMassStorageLUNDriver *lunp);
+ bool usbhmsdLUNGetInfo(USBHMassStorageLUNDriver *lunp, BlockDeviceInfo *bdip);
+ bool usbhmsdLUNIsInserted(USBHMassStorageLUNDriver *lunp);
+ bool usbhmsdLUNIsProtected(USBHMassStorageLUNDriver *lunp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+#endif /* USBH_MSD_H_ */
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