106 lines
3.6 KiB
C
106 lines
3.6 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2017 Giovanni Di Sirio
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Copyright (C) 2015..2019 Diego Ismirlian, (dismirlian(at)google's mail)
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef USBH_MSD_H_
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#define USBH_MSD_H_
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#include "hal_usbh.h"
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#if HAL_USE_USBH && HAL_USBH_USE_MSD
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/* TODO:
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*
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* - Implement of conditional compilation of multiple-luns per instance.
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*
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*/
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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#define _usbhmsd_driver_methods \
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_base_block_device_methods
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struct USBHMassStorageDriverVMT {
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_usbhmsd_driver_methods
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};
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typedef struct USBHMassStorageLUNDriver USBHMassStorageLUNDriver;
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typedef struct USBHMassStorageDriver USBHMassStorageDriver;
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struct USBHMassStorageLUNDriver {
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/* inherited from abstract block driver */
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const struct USBHMassStorageDriverVMT *vmt;
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_base_block_device_data
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/* for serializing access to the LUN driver */
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semaphore_t sem;
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BlockDeviceInfo info;
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USBHMassStorageDriver *msdp;
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USBHMassStorageLUNDriver *next;
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};
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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extern USBHMassStorageLUNDriver MSBLKD[HAL_USBHMSD_MAX_LUNS];
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Mass Storage LUN Driver (block driver) */
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// void usbhmsdLUNStart(USBHMassStorageLUNDriver *lunp);
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// void usbhmsdLUNStop(USBHMassStorageLUNDriver *lunp);
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bool usbhmsdLUNConnect(USBHMassStorageLUNDriver *lunp);
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bool usbhmsdLUNDisconnect(USBHMassStorageLUNDriver *lunp);
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bool usbhmsdLUNRead(USBHMassStorageLUNDriver *lunp, uint32_t startblk,
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uint8_t *buffer, uint32_t n);
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bool usbhmsdLUNWrite(USBHMassStorageLUNDriver *lunp, uint32_t startblk,
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const uint8_t *buffer, uint32_t n);
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bool usbhmsdLUNSync(USBHMassStorageLUNDriver *lunp);
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bool usbhmsdLUNGetInfo(USBHMassStorageLUNDriver *lunp, BlockDeviceInfo *bdip);
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bool usbhmsdLUNIsInserted(USBHMassStorageLUNDriver *lunp);
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bool usbhmsdLUNIsProtected(USBHMassStorageLUNDriver *lunp);
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USBHDriver *usbhmsdLUNGetHost(const USBHMassStorageLUNDriver *lunp);
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif /* USBH_MSD_H_ */
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