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/**
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******************************************************************************
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* @file usbh_msc_bot.h
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* @author MCD Application Team
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* @version V2.1.0
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* @date 19-March-2012
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* @brief Header file for usbh_msc_bot.c
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (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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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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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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******************************************************************************
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*/
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/* Define to prevent recursive ----------------------------------------------*/
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#ifndef __USBH_MSC_BOT_H__
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#define __USBH_MSC_BOT_H__
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/* Includes ------------------------------------------------------------------*/
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#include "usbh_stdreq.h"
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/** @addtogroup USBH_LIB
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* @{
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*/
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/** @addtogroup USBH_CLASS
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* @{
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*/
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/** @addtogroup USBH_MSC_CLASS
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* @{
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*/
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/** @defgroup USBH_MSC_BOT
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* @brief This file is the Header file for usbh_msc_core.c
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* @{
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*/
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/** @defgroup USBH_MSC_BOT_Exported_Types
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* @{
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*/
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typedef union _USBH_CBW_Block
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{
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struct __CBW
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{
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uint32_t CBWSignature;
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uint32_t CBWTag;
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uint32_t CBWTransferLength;
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uint8_t CBWFlags;
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uint8_t CBWLUN;
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uint8_t CBWLength;
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uint8_t CBWCB[16];
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}field;
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uint8_t CBWArray[31];
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}HostCBWPkt_TypeDef;
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typedef enum
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{
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USBH_MSC_BOT_INIT_STATE = 0,
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USBH_MSC_BOT_RESET,
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USBH_MSC_GET_MAX_LUN,
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USBH_MSC_TEST_UNIT_READY,
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USBH_MSC_READ_CAPACITY10,
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USBH_MSC_MODE_SENSE6,
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USBH_MSC_REQUEST_SENSE,
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USBH_MSC_BOT_USB_TRANSFERS,
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USBH_MSC_DEFAULT_APPLI_STATE,
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USBH_MSC_CTRL_ERROR_STATE,
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USBH_MSC_UNRECOVERED_STATE
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}
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MSCState;
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typedef struct _BOTXfer
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{
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uint8_t MSCState;
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uint8_t MSCStateBkp;
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uint8_t MSCStateCurrent;
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uint8_t CmdStateMachine;
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uint8_t BOTState;
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uint8_t BOTStateBkp;
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uint8_t* pRxTxBuff;
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uint16_t DataLength;
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uint8_t BOTXferErrorCount;
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uint8_t BOTXferStatus;
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} USBH_BOTXfer_TypeDef;
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typedef union _USBH_CSW_Block
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{
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struct __CSW
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{
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uint32_t CSWSignature;
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uint32_t CSWTag;
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uint32_t CSWDataResidue;
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uint8_t CSWStatus;
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}field;
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uint8_t CSWArray[13];
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}HostCSWPkt_TypeDef;
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/**
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* @}
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*/
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/** @defgroup USBH_MSC_BOT_Exported_Defines
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* @{
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*/
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#define USBH_MSC_SEND_CBW 1
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#define USBH_MSC_SENT_CBW 2
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#define USBH_MSC_BOT_DATAIN_STATE 3
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#define USBH_MSC_BOT_DATAOUT_STATE 4
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#define USBH_MSC_RECEIVE_CSW_STATE 5
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#define USBH_MSC_DECODE_CSW 6
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#define USBH_MSC_BOT_ERROR_IN 7
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#define USBH_MSC_BOT_ERROR_OUT 8
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#define USBH_MSC_BOT_CBW_SIGNATURE 0x43425355
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#define USBH_MSC_BOT_CBW_TAG 0x20304050
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#define USBH_MSC_BOT_CSW_SIGNATURE 0x53425355
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#define USBH_MSC_CSW_DATA_LENGTH 0x000D
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#define USBH_MSC_BOT_CBW_PACKET_LENGTH 31
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#define USBH_MSC_CSW_LENGTH 13
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#define USBH_MSC_CSW_MAX_LENGTH 63
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/* CSW Status Definitions */
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#define USBH_MSC_CSW_CMD_PASSED 0x00
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#define USBH_MSC_CSW_CMD_FAILED 0x01
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#define USBH_MSC_CSW_PHASE_ERROR 0x02
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#define USBH_MSC_SEND_CSW_DISABLE 0
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#define USBH_MSC_SEND_CSW_ENABLE 1
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#define USBH_MSC_DIR_IN 0
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#define USBH_MSC_DIR_OUT 1
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#define USBH_MSC_BOTH_DIR 2
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//#define USBH_MSC_PAGE_LENGTH 0x40
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#define USBH_MSC_PAGE_LENGTH 512
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#define CBW_CB_LENGTH 16
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#define CBW_LENGTH 10
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#define CBW_LENGTH_TEST_UNIT_READY 6
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#define USB_REQ_BOT_RESET 0xFF
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#define USB_REQ_GET_MAX_LUN 0xFE
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#define MAX_BULK_STALL_COUNT_LIMIT 0x04 /* If STALL is seen on Bulk
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Endpoint continously, this means
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that device and Host has phase error
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Hence a Reset is needed */
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/**
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* @}
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*/
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/** @defgroup USBH_MSC_BOT_Exported_Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup USBH_MSC_BOT_Exported_Variables
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* @{
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*/
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extern USBH_BOTXfer_TypeDef USBH_MSC_BOTXferParam;
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extern HostCBWPkt_TypeDef USBH_MSC_CBWData;
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extern HostCSWPkt_TypeDef USBH_MSC_CSWData;
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/**
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* @}
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*/
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/** @defgroup USBH_MSC_BOT_Exported_FunctionsPrototype
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* @{
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*/
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void USBH_MSC_HandleBOTXfer(USB_OTG_CORE_HANDLE *pdev,
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USBH_HOST *phost);
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uint8_t USBH_MSC_DecodeCSW(USB_OTG_CORE_HANDLE *pdev,
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USBH_HOST *phost);
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void USBH_MSC_Init(USB_OTG_CORE_HANDLE *pdev);
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USBH_Status USBH_MSC_BOT_Abort(USB_OTG_CORE_HANDLE *pdev,
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USBH_HOST *phost,
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uint8_t direction);
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/**
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* @}
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*/
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#endif //__USBH_MSC_BOT_H__
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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