2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
174 lines
4.8 KiB
C
Executable file
174 lines
4.8 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2010 - 2014 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*****************************************************************************/
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/**
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*
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* @file xusbps_ch9_storage.h
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*
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* This file contains definitions used in the chapter 9 code.
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*
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*
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* <pre>
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* MODIFICATION HISTORY:
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*
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* Ver Who Date Changes
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* ----- ---- -------- -------------------------------------------------------
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* 1.00a wgr 10/10/10 First release
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* </pre>
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*
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******************************************************************************/
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#ifndef XUSBPS_CLASS_STORAGE_H
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#define XUSBPS_CLASS_STORAGE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************** Include Files *********************************/
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#include "xil_types.h"
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#include "xusbps_ch9_storage.h"
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/************************** Constant Definitions *****************************/
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/* Mass storage opcodes.
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*/
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#define USB_RBC_FORMAT 0x04
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#define USB_RBC_INQUIRY 0x12
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#define USB_RBC_MODE_SEL 0x15
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#define USB_RBC_MODE_SENSE 0x1a
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#define USB_RBC_READ 0x28
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#define USB_RBC_READ_CAP 0x25
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#define USB_RBC_VERIFY 0x2f
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#define USB_RBC_WRITE 0x2a
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#define USB_RBC_STARTSTOP_UNIT 0x1b
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#define USB_RBC_TEST_UNIT_READY 0x00
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#define USB_RBC_MEDIUM_REMOVAL 0x1e
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#define USB_UFI_GET_CAP_LIST 0x23
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/* Virtual Flash memory related definitions.
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*/
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#define VFLASH_SIZE 0x100000 /* 1MB space */
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#define VFLASH_BLOCK_SIZE 0x200
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#define VFLASH_NUM_BLOCKS (VFLASH_SIZE/VFLASH_BLOCK_SIZE)
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/* Class request opcodes.
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*/
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#define XUSBPS_CLASSREQ_MASS_STORAGE_RESET 0xFF
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#define XUSBPS_CLASSREQ_GET_MAX_LUN 0xFE
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/* SCSI machine states
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*/
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#define USB_EP_STATE_COMMAND 0
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#define USB_EP_STATE_DATA 1
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#define USB_EP_STATE_STATUS 2
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/**************************** Type Definitions *******************************/
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/* The following structures define USB storage class requests. The details of
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* the contents of those structures are not important in the context of this
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* example.
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*/
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typedef struct {
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u32 dCBWSignature;
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u32 dCBWTag;
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u32 dCBWDataTransferLength;
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u8 bmCBWFlags;
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u8 cCBWLUN;
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u8 bCBWCBLength;
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u8 CBWCB[16];
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} __attribute__((__packed__))USB_CBW;
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typedef struct {
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u8 deviceType;
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u8 rmb;
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u8 version;
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u8 blah;
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u8 additionalLength;
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u8 sccs;
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u8 info0;
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u8 info1;
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u8 vendorID[8];
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u8 productID[16];
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u8 revision[4];
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} __attribute__((__packed__))SCSI_INQUIRY;
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typedef struct {
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u8 reserved[3];
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u8 listLength;
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u32 numBlocks;
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u8 descCode;
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u8 blockLengthMSB;
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u16 blockLength;
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} __attribute__((__packed__))SCSI_CAP_LIST;
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typedef struct {
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u32 numBlocks;
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u32 blockSize;
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} __attribute__((__packed__))SCSI_READ_CAPACITY;
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typedef struct {
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u8 opCode;
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u8 reserved1;
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u32 block;
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u8 reserved2;
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u16 length;
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u8 control;
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} __attribute__((__packed__))SCSI_READ_WRITE;
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typedef struct {
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u8 opCode;
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u8 immed;
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u8 reserved1;
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u8 reserved2;
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u8 start;
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u8 control;
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} __attribute__((__packed__))SCSI_START_STOP;
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/***************** Macros (Inline Functions) Definitions *********************/
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/************************** Function Prototypes ******************************/
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void XUsbPs_HandleStorageReq(XUsbPs *InstancePtr, u8 EpNum,
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u8 *BufferPtr, u32 BufferLen);
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void XUsbPs_ClassReq(XUsbPs *InstancePtr, XUsbPs_SetupData *SetupData);
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#ifdef __cplusplus
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}
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#endif
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#endif /* XUSBPS_CLASS_STORAGE_H */
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