1/* 2 * Copyright 2014, Haiku Inc. All Rights Reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5#ifndef _USB_MSC_H 6#define _USB_MSC_H 7 8 9// (Partial) USB Class Definitions for Mass Storage Devices (MSC), version 1.0 10// Reference: http://www.usb.org/developers/devclass_docs/usbmassbulk_10.pdf 11 12 13#define USB_MASS_STORAGE_DEVICE_CLASS 0x08 14 15#define USB_MASSBULK_CBW_SIGNATURE 0x43425355 16#define USB_MASSBULK_CBW_DATA_OUTPUT 0x00 17#define USB_MASSBULK_CBW_DATA_INPUT 0x80 18 19#define USB_MASSBULK_CSW_SIGNATURE 0x53425355 20#define USB_MASSBULK_CSW_STATUS_COMMAND_PASSED 0x00 21#define USB_MASSBULK_CSW_STATUS_COMMAND_FAILED 0x01 22#define USB_MASSBULK_CSW_STATUS_PHASE_ERROR 0x02 23 24#define USB_MASSBULK_REQUEST_MASS_STORAGE_RESET 0xff 25#define USB_MASSBULK_REQUEST_GET_MAX_LUN 0xfe 26 27 28typedef struct { 29 uint32 signature; 30 uint32 tag; 31 uint32 data_transfer_length; 32 uint8 flags; 33 uint8 lun; 34 uint8 command_block_length; 35 uint8 command_block[16]; 36} _PACKED usb_massbulk_command_block_wrapper; 37 38 39typedef struct { 40 uint32 signature; 41 uint32 tag; 42 uint32 data_residue; 43 uint8 status; 44} _PACKED usb_massbulk_command_status_wrapper; 45 46 47#endif 48 49