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Annotation of drvEIDE/EIDE.drvproj/EIDE.lksproj/AtapiCntCmds.h, revision 1.1.1.1

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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