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usb_disk: extract specs into a public header.

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This commit is contained in:
Jérôme Duval
2014-08-03 18:10:51 +02:00
parent 22ea661b82
commit d9ecf5f373
3 changed files with 52 additions and 31 deletions
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headers/os/drivers/usb/USB_massbulk.h
+48
View File
@@ -0,0 +1,48 @@
/*
* Copyright 2014, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _USB_MSC_H
#define _USB_MSC_H
// (Partial) USB Class Definitions for Mass Storage Devices (MSC), version 1.0
// Reference: http://www.usb.org/developers/devclass_docs/usbmassbulk_10.pdf
#define USB_MASS_STORAGE_DEVICE_CLASS 0x08
#define CBW_SIGNATURE 0x43425355
#define CBW_DATA_OUTPUT 0x00
#define CBW_DATA_INPUT 0x80
#define CSW_SIGNATURE 0x53425355
#define CSW_STATUS_COMMAND_PASSED 0x00
#define CSW_STATUS_COMMAND_FAILED 0x01
#define CSW_STATUS_PHASE_ERROR 0x02
#define REQUEST_MASS_STORAGE_RESET 0xff
#define REQUEST_GET_MAX_LUN 0xfe
typedef struct {
uint32 signature;
uint32 tag;
uint32 data_transfer_length;
uint8 flags;
uint8 lun;
uint8 command_block_length;
uint8 command_block[16];
} _PACKED command_block_wrapper;
typedef struct {
uint32 signature;
uint32 tag;
uint32 data_residue;
uint8 status;
} _PACKED command_status_wrapper;
#endif
src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.cpp
+1 -1
View File
@@ -709,7 +709,7 @@ usb_disk_device_added(usb_device newDevice, void **cookie)
if (interface == NULL)
continue;
if (interface->descr->interface_class == 0x08 /* mass storage */
if (interface->descr->interface_class == USB_MASS_STORAGE_DEVICE_CLASS
&& (interface->descr->interface_subclass == 0x06 /* SCSI */
|| interface->descr->interface_subclass == 0x02 /* ATAPI */
|| interface->descr->interface_subclass == 0x05 /* ATAPI */)
src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.h
+3 -30
View File
@@ -5,27 +5,18 @@
* Authors:
* Michael Lotz <mmlr@mlotz.ch>
*/
#ifndef _USB_DISK_H_
#define _USB_DISK_H_
#include <lock.h>
#include <USB3.h>
#include <usb/USB_massbulk.h>
#define REQUEST_MASS_STORAGE_RESET 0xff
#define REQUEST_GET_MAX_LUN 0xfe
#define MAX_LOGICAL_UNIT_NUMBER 15
#define ATAPI_COMMAND_LENGTH 12
#define CBW_SIGNATURE 0x43425355
#define CBW_DATA_OUTPUT 0x00
#define CBW_DATA_INPUT 0x80
#define CSW_SIGNATURE 0x53425355
#define CSW_STATUS_COMMAND_PASSED 0x00
#define CSW_STATUS_COMMAND_FAILED 0x01
#define CSW_STATUS_PHASE_ERROR 0x02
#define SYNC_SUPPORT_RELOAD 5
typedef struct device_lun_s device_lun;
@@ -81,22 +72,4 @@ struct device_lun_s {
};
typedef struct command_block_wrapper_s {
uint32 signature;
uint32 tag;
uint32 data_transfer_length;
uint8 flags;
uint8 lun;
uint8 command_block_length;
uint8 command_block[16];
} _PACKED command_block_wrapper;
typedef struct command_status_wrapper_s {
uint32 signature;
uint32 tag;
uint32 data_residue;
uint8 status;
} _PACKED command_status_wrapper;
#endif // _USB_DISK_H_