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Annotation of drvEIDE/EIDE.drvproj/EIDE.lksproj/AtapiCntCmds.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.0 (the 'License').  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License."
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*
        !            25:  * Copyright 1997-1998 by Apple Computer, Inc., All rights reserved.
        !            26:  * Copyright 1994-1997 NeXT Software, Inc., All rights reserved.
        !            27:  *
        !            28:  * AtapiCntCmds.h - ATAPI command interface for ATA. 
        !            29:  *
        !            30:  * HISTORY
        !            31:  *
        !            32:  * 5-Jan-1998  Joe Liu at Apple
        !            33:  *     Added fields in atapiIoReq_t for SCSI/ATAPI command conversion.
        !            34:  *
        !            35:  * 1-Sep-1994  Rakesh Dubey at NeXT
        !            36:  *     Created.
        !            37:  */
        !            38: 
        !            39: #ifndef _ATAPI_CNT_CMDS_H
        !            40: #define _ATAPI_CNT_CMDS_H 1
        !            41: 
        !            42: #import "atapi_extern.h"
        !            43: #import "IdeCnt.h"
        !            44: #import <driverkit/kernelDriver.h>
        !            45: #import <driverkit/interruptMsg.h>
        !            46: #import <mach/mach_interface.h>
        !            47: #import <driverkit/IODevice.h>
        !            48: #import <driverkit/align.h>
        !            49: #import <machkit/NXLock.h>
        !            50: #import <machdep/i386/io_inline.h>
        !            51: #import <driverkit/scsiTypes.h>
        !            52: #import <bsd/string.h>
        !            53: 
        !            54: #define MAX_ATAPI_CMD_LEN      16
        !            55: 
        !            56: typedef struct {
        !            57:     unsigned char drive;
        !            58:     unsigned char lun;                         /* dream on */
        !            59:     unsigned char atapiCmd[MAX_ATAPI_CMD_LEN];
        !            60:     unsigned char scsiCmd;
        !            61:        unsigned int  timeout;                  /* timeout in seconds */
        !            62:     unsigned char cmdLen;
        !            63:     unsigned int maxTransfer;
        !            64:     BOOL  read;
        !            65:     esense_reply_t senseData;
        !            66:     unsigned int bytesTransferred;
        !            67:     unsigned char scsiStatus;
        !            68: } atapiIoReq_t;
        !            69: 
        !            70: @interface IdeController(ATAPI)
        !            71: 
        !            72: - (atapi_return_t) atapiWaitStatusBitsFor:(unsigned int)timeout
        !            73:        on:(unsigned char)on
        !            74:        off:(unsigned char)off
        !            75:        alt:(BOOL)alt;
        !            76: 
        !            77: - (unsigned char) atapiCommandPacketSize:(unsigned char)unit;
        !            78: 
        !            79: - (atapi_return_t) atapiSoftReset:(unsigned char)unit;
        !            80: 
        !            81: - (void) printAtapiInfo:(ideIdentifyInfo_t *)ideIdentifyInfo
        !            82:                Device:(unsigned char)unit;
        !            83: 
        !            84: - (atapi_return_t) atapiIdentifyDevice:(struct vm_map *)client
        !            85:                                addr:(caddr_t)xferAddr
        !            86:                                unit:(unsigned char)unit;
        !            87:                                
        !            88: - (void) atapiInitParameters:(ideIdentifyInfo_t *)infoPtr 
        !            89:                Device:(unsigned char)unit;
        !            90:                
        !            91: - (atapi_return_t) issuePacketCommand;
        !            92: 
        !            93: - (void) sendAtapiCommand:(unsigned char *)atapiCmd
        !            94:        cmdLen:(unsigned char)len;
        !            95: 
        !            96: - (sc_status_t) atapiPIODataTransfer:(atapiIoReq_t *)atapiIoReq 
        !            97:                        buffer:(void *)buffer 
        !            98:                        client:(struct vm_map *)client;
        !            99: 
        !           100: - (void) dumpStatus:(atapiIoReq_t *)atapiIoReq;
        !           101: 
        !           102: - (sc_status_t) atapiExecuteCmd:(atapiIoReq_t *)atapiIoReq 
        !           103:                    buffer : (void *)buffer 
        !           104:                    client : (struct vm_map *)client;
        !           105: @end
        !           106: 
        !           107: /*
        !           108:  * So that we can use ATAPI naming convention and still use the ATA
        !           109:  * registers. 
        !           110:  */
        !           111: #define interruptReason                sectCnt
        !           112: #define byteCountLow           cylLow
        !           113: #define byteCountHigh          cylHigh
        !           114: #define driveSelect                    drHead
        !           115: 
        !           116: #endif /* _ATAPI_CNT_CMDS_H */

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