133 lines
4.7 KiB
C
133 lines
4.7 KiB
C
/* $NetBSD: linux_sg.h,v 1.3 2005/12/11 12:20:19 christos Exp $ */
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/*
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* Copyright (c) 2004 Soren S. Jorvang. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _LINUX_SG_H
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#define _LINUX_SG_H
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/* sg driver version 3 */
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#define LINUX_SG_EMULATED_HOST _LINUX_IO('"', 0x03)
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#define LINUX_SG_SET_TRANSFORM _LINUX_IO('"', 0x04)
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#define LINUX_SG_GET_TRANSFORM _LINUX_IO('"', 0x05)
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#define LINUX_SG_SET_RESERVED_SIZE _LINUX_IO('"', 0x75)
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#define LINUX_SG_GET_RESERVED_SIZE _LINUX_IO('"', 0x72)
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#define LINUX_SG_GET_SCSI_ID _LINUX_IO('"', 0x76)
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#define LINUX_SG_SET_FORCE_LOW_DMA _LINUX_IO('"', 0x79)
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#define LINUX_SG_GET_LOW_DMA _LINUX_IO('"', 0x7a)
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#define LINUX_SG_SET_FORCE_PACK_ID _LINUX_IO('"', 0x7b)
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#define LINUX_SG_GET_PACK_ID _LINUX_IO('"', 0x7c)
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#define LINUX_SG_GET_NUM_WAITING _LINUX_IO('"', 0x7d)
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#define LINUX_SG_GET_SG_TABLESIZE _LINUX_IO('"', 0x7f)
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#define LINUX_SG_GET_VERSION_NUM _LINUX_IO('"', 0x82)
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#define LINUX_SG_SCSI_RESET _LINUX_IO('"', 0x84)
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#define LINUX_SG_IO _LINUX_IO('"', 0x85)
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#define LINUX_SG_GET_REQUEST_TABLE _LINUX_IO('"', 0x86)
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#define LINUX_SG_SET_KEEP_ORPHAN _LINUX_IO('"', 0x87)
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#define LINUX_SG_GET_KEEP_ORPHAN _LINUX_IO('"', 0x88)
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#define LINUX_SG_GET_ACCESS_COUNT _LINUX_IO('"', 0x89)
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/* sg driver version 2 */
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#define LINUX_SG_SET_TIMEOUT _LINUX_IO('"', 0x01)
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#define LINUX_SG_GET_TIMEOUT _LINUX_IO('"', 0x02)
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#define LINUX_SG_GET_COMMAND_Q _LINUX_IO('"', 0x70)
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#define LINUX_SG_SET_COMMAND_Q _LINUX_IO('"', 0x71)
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#define LINUX_SG_SET_DEBUG _LINUX_IO('"', 0x7e)
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#define LINUX_SG_NEXT_CMD_LEN _LINUX_IO('"', 0x83)
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struct linux_sg_io_hdr {
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int interface_id;
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#define SG_DXFER_NONE -1
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#define SG_DXFER_TO_DEV -2
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#define SG_DXFER_FROM_DEV -3
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#define SG_DXFER_TO_FROM_DEV -4
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#define SG_DXFER_UNKNOWN -5
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int dxfer_direction;
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unsigned char cmd_len;
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unsigned char mx_sb_len;
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unsigned short iovec_count;
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unsigned int dxfer_len;
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void *dxferp;
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unsigned char *cmdp;
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unsigned char *sbp;
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unsigned int timeout;
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unsigned int flags;
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int pack_id;
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void *usr_ptr;
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unsigned char status;
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unsigned char masked_status;
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unsigned char msg_status;
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unsigned char sb_len_wr;
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unsigned short host_status;
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unsigned short driver_status;
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int resid;
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unsigned int duration;
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unsigned int info;
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};
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#define SG_MAX_SENSE 16
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/*
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* Host codes
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*/
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#define LINUX_DID_OK 0x00 /* OK */
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#define LINUX_DID_NO_CONNECT 0x01 /* timeout during connect */
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#define LINUX_DID_BUS_BUSY 0x02 /* timeout during command */
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#define LINUX_DID_TIME_OUT 0x03 /* other timeout */
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#define LINUX_DID_BAD_TARGET 0x04 /* bad target */
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#define LINUX_DID_ABORT 0x05 /* abort */
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#define LINUX_DID_PARITY 0x06 /* parity error */
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#define LINUX_DID_ERROR 0x07 /* internal error */
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#define LINUX_DID_RESET 0x08 /* reset by somebody */
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#define LINUX_DID_BAD_INTR 0x09 /* unexpected interrupt */
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#define LINUX_DID_PASSTHROUGH 0x0a /* passthrough */
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#define LINUX_DID_SOFT_ERROR 0x0b /* low driver wants retry */
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#define LINUX_DID_IMM_RETRY 0x0c /* retry without decreasing retrycnt */
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/*
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* Driver codes
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*/
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#define LINUX_DRIVER_BUSY 0x01
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#define LINUX_DRIVER_SOFT 0x02
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#define LINUX_DRIVER_MEDIA 0x03
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#define LINUX_DRIVER_ERROR 0x04
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#define LINUX_DRIVER_INVALID 0x05
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#define LINUX_DRIVER_TIMEOUT 0x06
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#define LINUX_DRIVER_HARD 0x07
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#define LINUX_DRIVER_SENSE 0x08
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#define LINUX_SUGGEST_RETRY 0x10
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#define LINUX_SUGGEST_ABORT 0x20
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#define LINUX_SUGGEST_REMAP 0x30
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#define LINUX_SUGGEST_DIE 0x40
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#define LINUX_SUGGEST_SENSE 0x80
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#define LINUX_SUGGEST_IS_OK 0xff
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#define LINUX_DRIVER_MASK 0x0f
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#define LINUX_SUGGEST_MASK 0xf0
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#endif /* !_LINUX_SG_H */
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