[systemd.git] / src / udev / src / scsi_id / scsi.h

/*
 * scsi.h
 *
 * General scsi and linux scsi specific defines and structs.
 *
 * Copyright (C) IBM Corp. 2003
 *
 *        This program is free software; you can redistribute it and/or modify it
 *        under the terms of the GNU General Public License as published by the
 *        Free Software Foundation version 2 of the License.
 */

#include <scsi/scsi.h>

struct scsi_ioctl_command {
        unsigned int inlen;        /* excluding scsi command length */
        unsigned int outlen;
        unsigned char data[1];
        /* on input, scsi command starts here then opt. data */
};

/*
 * Default 5 second timeout
 */
#define DEF_TIMEOUT        5000

#define SENSE_BUFF_LEN        32

/*
 * The request buffer size passed to the SCSI INQUIRY commands, use 254,
 * as this is a nice value for some devices, especially some of the usb
 * mass storage devices.
 */
#define        SCSI_INQ_BUFF_LEN        254

/*
 * SCSI INQUIRY vendor and model (really product) lengths.
 */
#define VENDOR_LENGTH        8
#define        MODEL_LENGTH        16

#define INQUIRY_CMD     0x12
#define INQUIRY_CMDLEN  6

/*
 * INQUIRY VPD page 0x83 identifier descriptor related values. Reference the
 * SCSI Primary Commands specification for details.
 */

/*
 * id type values of id descriptors. These are assumed to fit in 4 bits.
 */
#define SCSI_ID_VENDOR_SPECIFIC        0
#define SCSI_ID_T10_VENDOR        1
#define SCSI_ID_EUI_64                2
#define SCSI_ID_NAA                3
#define SCSI_ID_RELPORT                4
#define SCSI_ID_TGTGROUP        5
#define SCSI_ID_LUNGROUP        6
#define SCSI_ID_MD5                7
#define SCSI_ID_NAME                8

/*
 * Supported NAA values. These fit in 4 bits, so the "don't care" value
 * cannot conflict with real values.
 */
#define        SCSI_ID_NAA_DONT_CARE                0xff
#define        SCSI_ID_NAA_IEEE_REG                5
#define        SCSI_ID_NAA_IEEE_REG_EXTENDED        6

/*
 * Supported Code Set values.
 */
#define        SCSI_ID_BINARY        1
#define        SCSI_ID_ASCII        2

struct scsi_id_search_values {
        u_char        id_type;
        u_char        naa_type;
        u_char        code_set;
};

/*
 * Following are the "true" SCSI status codes. Linux has traditionally
 * used a 1 bit right and masked version of these. So now CHECK_CONDITION
 * and friends (in <scsi/scsi.h>) are deprecated.
 */
#define SCSI_CHECK_CONDITION 0x2
#define SCSI_CONDITION_MET 0x4
#define SCSI_BUSY 0x8
#define SCSI_IMMEDIATE 0x10
#define SCSI_IMMEDIATE_CONDITION_MET 0x14
#define SCSI_RESERVATION_CONFLICT 0x18
#define SCSI_COMMAND_TERMINATED 0x22
#define SCSI_TASK_SET_FULL 0x28
#define SCSI_ACA_ACTIVE 0x30
#define SCSI_TASK_ABORTED 0x40
Commit	Line	Data
c521693b GKH	1	/*
	2	* scsi.h
	3	*
	4	* General scsi and linux scsi specific defines and structs.
	5	*
	6	* Copyright (C) IBM Corp. 2003
	7	*
912541b0 KS	8	* This program is free software; you can redistribute it and/or modify it
	9	* under the terms of the GNU General Public License as published by the
	10	* Free Software Foundation version 2 of the License.
c521693b GKH	11	*/
	12
	13	#include <scsi/scsi.h>
	14
	15	struct scsi_ioctl_command {
912541b0 KS	16	unsigned int inlen; /* excluding scsi command length */
	17	unsigned int outlen;
	18	unsigned char data[1];
	19	/* on input, scsi command starts here then opt. data */
c521693b GKH	20	};
	21
	22	/*
	23	* Default 5 second timeout
	24	*/
912541b0	25	#define DEF_TIMEOUT 5000
c521693b	26
912541b0	27	#define SENSE_BUFF_LEN 32
c521693b	28
01f950e2 PM	29	/*
	30	* The request buffer size passed to the SCSI INQUIRY commands, use 254,
	31	* as this is a nice value for some devices, especially some of the usb
	32	* mass storage devices.
	33	*/
912541b0	34	#define SCSI_INQ_BUFF_LEN 254
01f950e2	35
c521693b GKH	36	/*
	37	* SCSI INQUIRY vendor and model (really product) lengths.
	38	*/
912541b0 KS	39	#define VENDOR_LENGTH 8
912541b0 KS	40	#define MODEL_LENGTH 16
c521693b GKH	41
	42	#define INQUIRY_CMD 0x12
	43	#define INQUIRY_CMDLEN 6
	44
	45	/*
	46	* INQUIRY VPD page 0x83 identifier descriptor related values. Reference the
	47	* SCSI Primary Commands specification for details.
	48	*/
	49
	50	/*
	51	* id type values of id descriptors. These are assumed to fit in 4 bits.
	52	*/
912541b0 KS	53	#define SCSI_ID_VENDOR_SPECIFIC 0
	54	#define SCSI_ID_T10_VENDOR 1
	55	#define SCSI_ID_EUI_64 2
	56	#define SCSI_ID_NAA 3
	57	#define SCSI_ID_RELPORT 4
	58	#define SCSI_ID_TGTGROUP 5
	59	#define SCSI_ID_LUNGROUP 6
	60	#define SCSI_ID_MD5 7
	61	#define SCSI_ID_NAME 8
c521693b GKH	62
	63	/*
	64	* Supported NAA values. These fit in 4 bits, so the "don't care" value
	65	* cannot conflict with real values.
	66	*/
912541b0 KS	67	#define SCSI_ID_NAA_DONT_CARE 0xff
	68	#define SCSI_ID_NAA_IEEE_REG 5
	69	#define SCSI_ID_NAA_IEEE_REG_EXTENDED 6
c521693b GKH	70
	71	/*
	72	* Supported Code Set values.
	73	*/
912541b0 KS	74	#define SCSI_ID_BINARY 1
912541b0 KS	75	#define SCSI_ID_ASCII 2
c521693b GKH	76
c521693b GKH	77	struct scsi_id_search_values {
912541b0 KS	78	u_char id_type;
	79	u_char naa_type;
	80	u_char code_set;
c521693b GKH	81	};
	82
	83	/*
	84	* Following are the "true" SCSI status codes. Linux has traditionally
	85	* used a 1 bit right and masked version of these. So now CHECK_CONDITION
	86	* and friends (in <scsi/scsi.h>) are deprecated.
	87	*/
	88	#define SCSI_CHECK_CONDITION 0x2
	89	#define SCSI_CONDITION_MET 0x4
	90	#define SCSI_BUSY 0x8
	91	#define SCSI_IMMEDIATE 0x10
	92	#define SCSI_IMMEDIATE_CONDITION_MET 0x14
	93	#define SCSI_RESERVATION_CONFLICT 0x18
	94	#define SCSI_COMMAND_TERMINATED 0x22
	95	#define SCSI_TASK_SET_FULL 0x28
	96	#define SCSI_ACA_ACTIVE 0x30
	97	#define SCSI_TASK_ABORTED 0x40