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/**
******************************************************************************
* @file usbh_msc_bot.h
* @author MCD Application Team
* @brief Header file for usbh_msc_bot.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_BOT_H
#define __USBH_MSC_BOT_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "usbh_core.h"
/** @addtogroup USBH_LIB
* @{
*/
/** @addtogroup USBH_CLASS
* @{
*/
/** @addtogroup USBH_MSC_CLASS
* @{
*/
/** @defgroup USBH_MSC_BOT
* @brief This file is the Header file for usbh_msc_bot.c
* @{
*/
/** @defgroup USBH_MSC_BOT_Exported_Types
* @{
*/
typedef enum
{
BOT_OK = 0,
BOT_FAIL = 1,
BOT_PHASE_ERROR = 2,
BOT_BUSY = 3
}
BOT_StatusTypeDef;
typedef enum
{
BOT_CMD_IDLE = 0,
BOT_CMD_SEND,
BOT_CMD_WAIT,
}
BOT_CMDStateTypeDef;
/* CSW Status Definitions */
typedef enum
{
BOT_CSW_CMD_PASSED = 0x00,
BOT_CSW_CMD_FAILED = 0x01,
BOT_CSW_PHASE_ERROR = 0x02,
}
BOT_CSWStatusTypeDef;
typedef enum
{
BOT_SEND_CBW = 1,
BOT_SEND_CBW_WAIT,
BOT_DATA_IN,
BOT_DATA_IN_WAIT,
BOT_DATA_OUT,
BOT_DATA_OUT_WAIT,
BOT_RECEIVE_CSW,
BOT_RECEIVE_CSW_WAIT,
BOT_ERROR_IN,
BOT_ERROR_OUT,
BOT_UNRECOVERED_ERROR
}
BOT_StateTypeDef;
typedef union
{
struct __CBW
{
uint32_t Signature;
uint32_t Tag;
uint32_t DataTransferLength;
uint8_t Flags;
uint8_t LUN;
uint8_t CBLength;
uint8_t CB[16];
} field;
uint8_t data[31];
}
BOT_CBWTypeDef;
typedef union
{
struct __CSW
{
uint32_t Signature;
uint32_t Tag;
uint32_t DataResidue;
uint8_t Status;
} field;
uint8_t data[13];
}
BOT_CSWTypeDef;
typedef struct
{
uint32_t data[16];
BOT_StateTypeDef state;
BOT_StateTypeDef prev_state;
BOT_CMDStateTypeDef cmd_state;
BOT_CBWTypeDef cbw;
uint8_t Reserved1;
BOT_CSWTypeDef csw;
uint8_t Reserved2[3];
uint8_t *pbuf;
}
BOT_HandleTypeDef;
/**
* @}
*/
/** @defgroup USBH_MSC_BOT_Exported_Defines
* @{
*/
#define BOT_CBW_SIGNATURE 0x43425355U
#define BOT_CBW_TAG 0x20304050U
#define BOT_CSW_SIGNATURE 0x53425355U
#define BOT_CBW_LENGTH 31U
#define BOT_CSW_LENGTH 13U
#define BOT_SEND_CSW_DISABLE 0U
#define BOT_SEND_CSW_ENABLE 1U
#define BOT_DIR_IN 0U
#define BOT_DIR_OUT 1U
#define BOT_DIR_BOTH 2U
#define BOT_PAGE_LENGTH 512U
#define BOT_CBW_CB_LENGTH 16U
#define MAX_BULK_STALL_COUNT_LIMIT 0x04U /* If STALL is seen on Bulk
Endpoint continuously, this means
that device and Host has phase error
Hence a Reset is needed */
/**
* @}
*/
/** @defgroup USBH_MSC_BOT_Exported_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBH_MSC_BOT_Exported_Variables
* @{
*/
/**
* @}
*/
/** @defgroup USBH_MSC_BOT_Exported_FunctionsPrototype
* @{
*/
USBH_StatusTypeDef USBH_MSC_BOT_REQ_Reset(USBH_HandleTypeDef *phost);
USBH_StatusTypeDef USBH_MSC_BOT_REQ_GetMaxLUN(USBH_HandleTypeDef *phost, uint8_t *Maxlun);
USBH_StatusTypeDef USBH_MSC_BOT_Init(USBH_HandleTypeDef *phost);
USBH_StatusTypeDef USBH_MSC_BOT_Process(USBH_HandleTypeDef *phost, uint8_t lun);
USBH_StatusTypeDef USBH_MSC_BOT_Error(USBH_HandleTypeDef *phost, uint8_t lun);
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __USBH_MSC_BOT_H__ */
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/