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/**
******************************************************************************
* @file usbh_msc.h
* @author MCD Application Team
* @brief This file contains all the prototypes for the usbh_msc.c
******************************************************************************
* @attention
*
* Copyright (c) 2015 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive ----------------------------------------------*/
#ifndef __USBH_MSC_H
#define __USBH_MSC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "usbh_core.h"
#include "usbh_msc_bot.h"
#include "usbh_msc_scsi.h"
/** @addtogroup USBH_LIB
* @{
*/
/** @addtogroup USBH_CLASS
* @{
*/
/** @addtogroup USBH_MSC_CLASS
* @{
*/
/** @defgroup USBH_MSC_CORE
* @brief This file is the Header file for usbh_msc.c
* @{
*/
/** @defgroup USBH_MSC_CORE_Exported_Types
* @{
*/
typedef enum
{
MSC_INIT = 0,
MSC_IDLE,
MSC_TEST_UNIT_READY,
MSC_READ_CAPACITY10,
MSC_READ_INQUIRY,
MSC_REQUEST_SENSE,
MSC_READ,
MSC_WRITE,
MSC_UNRECOVERED_ERROR,
MSC_PERIODIC_CHECK,
}
MSC_StateTypeDef;
typedef enum
{
MSC_OK,
MSC_NOT_READY,
MSC_ERROR,
}
MSC_ErrorTypeDef;
typedef enum
{
MSC_REQ_IDLE = 0,
MSC_REQ_RESET,
MSC_REQ_GET_MAX_LUN,
MSC_REQ_ERROR,
}
MSC_ReqStateTypeDef;
#ifndef MAX_SUPPORTED_LUN
#define MAX_SUPPORTED_LUN 2U
#endif
/* Structure for LUN */
typedef struct
{
MSC_StateTypeDef state;
MSC_ErrorTypeDef error;
USBH_StatusTypeDef prev_ready_state;
SCSI_CapacityTypeDef capacity;
SCSI_SenseTypeDef sense;
SCSI_StdInquiryDataTypeDef inquiry;
uint8_t state_changed;
}
MSC_LUNTypeDef;
/* Structure for MSC process */
typedef struct _MSC_Process
{
uint8_t max_lun;
uint8_t Reserved[3];
uint8_t InPipe;
uint8_t OutPipe;
uint8_t OutEp;
uint8_t InEp;
uint16_t OutEpSize;
uint16_t InEpSize;
MSC_StateTypeDef state;
MSC_ErrorTypeDef error;
MSC_ReqStateTypeDef req_state;
MSC_ReqStateTypeDef prev_req_state;
BOT_HandleTypeDef hbot;
MSC_LUNTypeDef unit[MAX_SUPPORTED_LUN];
uint16_t current_lun;
uint16_t rw_lun;
uint32_t timer;
}
MSC_HandleTypeDef;
/**
* @}
*/
/** @defgroup USBH_MSC_CORE_Exported_Defines
* @{
*/
#define USB_REQ_BOT_RESET 0xFFU
#define USB_REQ_GET_MAX_LUN 0xFEU
/* MSC Class Codes */
#define USB_MSC_CLASS 0x08U
/* Interface Descriptor field values for HID Boot Protocol */
#define MSC_BOT 0x50U
#define MSC_TRANSPARENT 0x06U
/**
* @}
*/
/** @defgroup USBH_MSC_CORE_Exported_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBH_MSC_CORE_Exported_Variables
* @{
*/
extern USBH_ClassTypeDef USBH_msc;
#define USBH_MSC_CLASS &USBH_msc
/**
* @}
*/
/** @defgroup USBH_MSC_CORE_Exported_FunctionsPrototype
* @{
*/
uint8_t USBH_MSC_IsReady(USBH_HandleTypeDef *phost);
uint8_t USBH_MSC_GetMaxLUN(USBH_HandleTypeDef *phost);
uint8_t USBH_MSC_UnitIsReady(USBH_HandleTypeDef *phost, uint8_t lun);
USBH_StatusTypeDef USBH_MSC_GetLUNInfo(USBH_HandleTypeDef *phost, uint8_t lun,
MSC_LUNTypeDef *info);
USBH_StatusTypeDef USBH_MSC_Read(USBH_HandleTypeDef *phost, uint8_t lun,
uint32_t address, uint8_t *pbuf, uint32_t length);
USBH_StatusTypeDef USBH_MSC_Write(USBH_HandleTypeDef *phost, uint8_t lun,
uint32_t address, uint8_t *pbuf, uint32_t length);
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __USBH_MSC_H */
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
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