172 lines
7.2 KiB
C
172 lines
7.2 KiB
C
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/* @(#)srb_os2.h 1.1 98/11/01 Copyright 1998 D. Dorau, C. Wohlgemuth J. Schilling */
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/*
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* Definitions for ASPI-Router (ASPIROUT.SYS).
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*
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* Copyright (c) 1998 D. Dorau, C. Wohlgemuth
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*/
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/*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* See the file CDDL.Schily.txt in this distribution for details.
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*
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* The following exceptions apply:
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* CDDL <EFBFBD>3.6 needs to be replaced by: "You may create a Larger Work by
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* combining Covered Software with other code if all other code is governed by
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* the terms of a license that is OSI approved (see www.opensource.org) and
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* you may distribute the Larger Work as a single product. In such a case,
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* You must make sure the requirements of this License are fulfilled for
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* the Covered Software."
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file CDDL.Schily.txt from this distribution.
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*/
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#pragma pack(1)
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/* SRB command */
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#define SRB_Inquiry 0x00
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#define SRB_Device 0x01
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#define SRB_Command 0x02
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#define SRB_Abort 0x03
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#define SRB_Reset 0x04
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#define SRB_Param 0x05
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/* SRB status */
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#define SRB_Busy 0x00 /* SCSI request in progress */
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#define SRB_Done 0x01 /* SCSI request completed without error */
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#define SRB_Aborted 0x02 /* SCSI aborted by host */
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#define SRB_BadAbort 0x03 /* Unable to abort SCSI request */
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#define SRB_Error 0x04 /* SCSI request completed with error */
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#define SRB_BusyPost 0x10 /* SCSI request in progress with POST - Nokia */
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#define SRB_InvalidCmd 0x80 /* Invalid SCSI request */
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#define SRB_InvalidHA 0x81 /* Invalid Hhost adapter number */
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#define SRB_BadDevice 0x82 /* SCSI device not installed */
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/* SRB flags */
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#define SRB_Post 0x01 /* Post vector valid */
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#define SRB_Link 0x02 /* Link vector valid */
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#define SRB_SG 0x04 /* Nokia: scatter/gather */
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/* S/G: n * (4 bytes length, 4 bytes addr) */
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/* No of s/g items not limited by HA spec. */
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#define SRB_NoCheck 0x00 /* determined by command, not checked */
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#define SRB_Read 0x08 /* target to host, length checked */
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#define SRB_Write 0x10 /* host to target, length checked */
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#define SRB_NoTransfer 0x18 /* no data transfer */
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#define SRB_DirMask 0x18 /* bit mask */
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/* SRB host adapter status */
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#define SRB_NoError 0x00 /* No host adapter detected error */
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#define SRB_Timeout 0x11 /* Selection timeout */
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#define SRB_DataLength 0x12 /* Data over/underrun */
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#define SRB_BusFree 0x13 /* Unexpected bus free */
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#define SRB_BusSequence 0x14 /* Target bus sequence failure */
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/* SRB target status field */
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#define SRB_NoStatus 0x00 /* No target status */
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#define SRB_CheckStatus 0x02 /* Check status (sense data valid) */
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#define SRB_LUN_Busy 0x08 /* Specified LUN is busy */
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#define SRB_Reserved 0x18 /* Reservation conflict */
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#define MaxCDBStatus 64 /* max size of CDB + status */
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typedef struct SRb {
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unsigned char cmd, /* 00 */
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status, /* 01 */
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ha_num, /* 02 */
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flags; /* 03 */
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unsigned long res_04_07; /* 04..07 */
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union { /* 08 */
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/* SRB_Inquiry */
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struct {
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unsigned char num_ha, /* 08 */
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ha_target, /* 09 */
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aspimgr_id[16], /* 0A..19 */
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host_id[16], /* 1A..29 */
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unique_id[16]; /* 2A..39 */
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} inq;
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/* SRB_Device */
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struct {
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unsigned char target, /* 08 */
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lun, /* 09 */
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devtype; /* 0A */
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} dev;
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/* SRB_Command */
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struct {
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unsigned char target, /* 08 */
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lun; /* 09 */
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unsigned long data_len; /* 0A..0D */
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unsigned char sense_len; /* 0E */
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unsigned long data_ptr; /* 0F..12 */
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unsigned long link_ptr; /* 13..16 */
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// void * _Seg16 data_ptr; /* 0F..12 */
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// void * _Seg16 link_ptr; /* 13..16 */
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unsigned char cdb_len, /* 17 */
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ha_status, /* 18 */
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target_status; /* 19 */
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unsigned char _Seg16postSRB[4];
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// void (* _Seg16 post) (SRB *); /* 1A..1D */
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unsigned char res_1E_29[12]; /* 1E..29 */
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unsigned char res_2A_3F[22]; /* 2A..3F */
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unsigned char cdb_st[64]; /* 40..7F CDB+status */
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unsigned char res_80_BF[64]; /* 80..BF */
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} cmd;
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/* SRB_Abort */
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struct {
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unsigned char _Seg16srb[4];
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// void * _Seg16 srb; /* 08..0B */
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} abt;
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/* SRB_Reset */
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struct {
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unsigned char target, /* 08 */
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lun, /* 09 */
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res_0A_17[14], /* 0A..17 */
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ha_status, /* 18 */
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target_status; /* 19 */
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} res;
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/* SRB_Param - unused by ASPI4OS2 */
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struct {
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unsigned char unique[16]; /* 08..17 */
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} par;
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} u;
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} SRB;
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// SCSI sense codes
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// Note! This list may not be complete. I did this compilation for use with tape drives.
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#define Sense_Current 0x70; // Current Error
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#define Sense_Deferred 0x71; // Deferred Error
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#define Sense_Filemark 0x80; // Filemark detected
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#define Sense_EOM 0x40; // End of medium detected
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#define Sense_ILI 0x20; // Incorrect length indicator
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// Sense Keys
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#define SK_NoSense 0x00; // No Sense
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#define SK_RcvrdErr 0x01; // Recovered Error
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#define SK_NotReady 0x02; // Not ready
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#define SK_MedErr 0x03; // Medium Error
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#define SK_HWErr 0x04; // Hardware Error
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#define SK_IllReq 0x05; // Illegal Request
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#define SK_UnitAtt 0x06; // Unit attention
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#define SK_DataProt 0x07: // Data Protect
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#define SK_BlankChk 0x08: // Blank Check
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#define SK_VndSpec 0x09; // Vendor Specific
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#define SK_CopyAbort 0x0A; // Copy Aborted
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#define SK_AbtdCmd 0x0B; // Aborted Command
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#define SK_Equal 0x0C; // Equal
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#define SK_VolOvfl 0x0D; // Volume Overflow
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#define SK_MisComp 0x0E; // Miscompare
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#define SK_Reserved 0x0F; // Reserved
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