embeddedsw/XilinxProcessorIPLib/drivers/usbps/examples/xusbps_class_storage.h
Jagannadha Sutradharudu Teki 2c8f92039d embeddesw: Add initial code support
Added initial support Xilinx Embedded Software.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
2014-06-24 16:45:01 +05:30

174 lines
4.8 KiB
C
Executable file

/******************************************************************************
*
* Copyright (C) 2010 - 2014 Xilinx, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* Use of the Software is limited solely to applications:
* (a) running on a Xilinx device, or
* (b) that interact with a Xilinx device through a bus or interconnect.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of the Xilinx shall not be used
* in advertising or otherwise to promote the sale, use or other dealings in
* this Software without prior written authorization from Xilinx.
*
******************************************************************************/
/*****************************************************************************/
/**
*
* @file xusbps_ch9_storage.h
*
* This file contains definitions used in the chapter 9 code.
*
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver Who Date Changes
* ----- ---- -------- -------------------------------------------------------
* 1.00a wgr 10/10/10 First release
* </pre>
*
******************************************************************************/
#ifndef XUSBPS_CLASS_STORAGE_H
#define XUSBPS_CLASS_STORAGE_H
#ifdef __cplusplus
extern "C" {
#endif
/***************************** Include Files *********************************/
#include "xil_types.h"
#include "xusbps_ch9_storage.h"
/************************** Constant Definitions *****************************/
/* Mass storage opcodes.
*/
#define USB_RBC_FORMAT 0x04
#define USB_RBC_INQUIRY 0x12
#define USB_RBC_MODE_SEL 0x15
#define USB_RBC_MODE_SENSE 0x1a
#define USB_RBC_READ 0x28
#define USB_RBC_READ_CAP 0x25
#define USB_RBC_VERIFY 0x2f
#define USB_RBC_WRITE 0x2a
#define USB_RBC_STARTSTOP_UNIT 0x1b
#define USB_RBC_TEST_UNIT_READY 0x00
#define USB_RBC_MEDIUM_REMOVAL 0x1e
#define USB_UFI_GET_CAP_LIST 0x23
/* Virtual Flash memory related definitions.
*/
#define VFLASH_SIZE 0x100000 /* 1MB space */
#define VFLASH_BLOCK_SIZE 0x200
#define VFLASH_NUM_BLOCKS (VFLASH_SIZE/VFLASH_BLOCK_SIZE)
/* Class request opcodes.
*/
#define XUSBPS_CLASSREQ_MASS_STORAGE_RESET 0xFF
#define XUSBPS_CLASSREQ_GET_MAX_LUN 0xFE
/* SCSI machine states
*/
#define USB_EP_STATE_COMMAND 0
#define USB_EP_STATE_DATA 1
#define USB_EP_STATE_STATUS 2
/**************************** Type Definitions *******************************/
/* The following structures define USB storage class requests. The details of
* the contents of those structures are not important in the context of this
* example.
*/
typedef struct {
u32 dCBWSignature;
u32 dCBWTag;
u32 dCBWDataTransferLength;
u8 bmCBWFlags;
u8 cCBWLUN;
u8 bCBWCBLength;
u8 CBWCB[16];
} __attribute__((__packed__))USB_CBW;
typedef struct {
u8 deviceType;
u8 rmb;
u8 version;
u8 blah;
u8 additionalLength;
u8 sccs;
u8 info0;
u8 info1;
u8 vendorID[8];
u8 productID[16];
u8 revision[4];
} __attribute__((__packed__))SCSI_INQUIRY;
typedef struct {
u8 reserved[3];
u8 listLength;
u32 numBlocks;
u8 descCode;
u8 blockLengthMSB;
u16 blockLength;
} __attribute__((__packed__))SCSI_CAP_LIST;
typedef struct {
u32 numBlocks;
u32 blockSize;
} __attribute__((__packed__))SCSI_READ_CAPACITY;
typedef struct {
u8 opCode;
u8 reserved1;
u32 block;
u8 reserved2;
u16 length;
u8 control;
} __attribute__((__packed__))SCSI_READ_WRITE;
typedef struct {
u8 opCode;
u8 immed;
u8 reserved1;
u8 reserved2;
u8 start;
u8 control;
} __attribute__((__packed__))SCSI_START_STOP;
/***************** Macros (Inline Functions) Definitions *********************/
/************************** Function Prototypes ******************************/
void XUsbPs_HandleStorageReq(XUsbPs *InstancePtr, u8 EpNum,
u8 *BufferPtr, u32 BufferLen);
void XUsbPs_ClassReq(XUsbPs *InstancePtr, XUsbPs_SetupData *SetupData);
#ifdef __cplusplus
}
#endif
#endif /* XUSBPS_CLASS_STORAGE_H */