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/*
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**************************************************************************************************************
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* NXP USB Host Stack
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*
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* (c) Copyright 2008, NXP SemiConductors
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* (c) Copyright 2008, OnChip Technologies LLC
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* All Rights Reserved
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*
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* www.nxp.com
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* www.onchiptech.com
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*
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* File : usbhost_ms.h
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* Programmer(s) : Ravikanth.P
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* Version :
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*
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**************************************************************************************************************
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*/
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#ifndef USBHOST_MS_H
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#define USBHOST_MS_H
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/*
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**************************************************************************************************************
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* INCLUDE HEADER FILES
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**************************************************************************************************************
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*/
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#include "usbhost_inc.h"
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/*
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**************************************************************************************************************
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* MASS STORAGE SPECIFIC DEFINITIONS
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**************************************************************************************************************
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*/
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#define MS_GET_MAX_LUN_REQ 0xFE
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#define MASS_STORAGE_CLASS 0x08
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#define MASS_STORAGE_SUBCLASS_SCSI 0x06
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#define MASS_STORAGE_PROTOCOL_BO 0x50
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#define INQUIRY_LENGTH 36
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/*
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**************************************************************************************************************
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* SCSI SPECIFIC DEFINITIONS
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**************************************************************************************************************
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*/
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#define CBW_SIGNATURE 0x43425355
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#define CSW_SIGNATURE 0x53425355
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#define CBW_SIZE 31
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#define CSW_SIZE 13
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#define CSW_CMD_PASSED 0x00
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#define SCSI_CMD_REQUEST_SENSE 0x03
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#define SCSI_CMD_TEST_UNIT_READY 0x00
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#define SCSI_CMD_INQUIRY 0x12
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#define SCSI_CMD_READ_10 0x28
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#define SCSI_CMD_READ_CAPACITY 0x25
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#define SCSI_CMD_WRITE_10 0x2A
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/*
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**************************************************************************************************************
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* TYPE DEFINITIONS
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**************************************************************************************************************
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*/
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typedef enum ms_data_dir {
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MS_DATA_DIR_IN = 0x80,
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MS_DATA_DIR_OUT = 0x00,
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MS_DATA_DIR_NONE = 0x01
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} MS_DATA_DIR;
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/*
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**************************************************************************************************************
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* FUNCTION PROTOTYPES
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**************************************************************************************************************
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*/
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USB_INT32S MS_BulkRecv ( USB_INT32U block_number,
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USB_INT16U num_blocks,
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volatile USB_INT08U *user_buffer);
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USB_INT32S MS_BulkSend ( USB_INT32U block_number,
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USB_INT16U num_blocks,
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volatile USB_INT08U *user_buffer);
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USB_INT32S MS_ParseConfiguration(void);
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USB_INT32S MS_TestUnitReady (void);
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USB_INT32S MS_ReadCapacity (USB_INT32U *numBlks, USB_INT32U *blkSize);
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USB_INT32S MS_GetMaxLUN (void);
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USB_INT32S MS_GetSenseInfo (void);
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USB_INT32S MS_Init (USB_INT32U *blkSize, USB_INT32U *numBlks, USB_INT08U *inquiryResult);
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USB_INT32S MS_Inquire (USB_INT08U *response);
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void Fill_MSCommand ( USB_INT32U block_number,
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USB_INT32U block_size,
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USB_INT16U num_blocks,
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MS_DATA_DIR direction,
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USB_INT08U scsi_cmd,
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USB_INT08U scsi_cmd_len);
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#endif
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Chris Styles