src/MacOSX/macos_util_macosx.h

/*
 *      $Id$
 *
 *      macos_util_macosx.h - Work around clashes with the enums in <CarbonCore/OSUtils.h>
 *                                                Based on:
 *
 *  macos_util.h - MacOS definitions/utility functions
 *
 *  Basilisk II (C) 1997-2002 Christian Bauer
 *
 *  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; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef MACOS_UTIL_H
#define MACOS_UTIL_H

#include "cpu_emulation.h"

#import <CarbonCore/OSUtils.h>

/*
 *  Queues
 */

enum {  // QElem struct
        qLink = 0,
        qType = 4,
        qData = 6
};

enum {  // QHdr struct
        qFlags = 0,
        qHead = 2,
        qTail = 6
};


/*
 *  Definitions for Device Manager
 */

// Misc constants

enum {  // IOParam struct
        ioTrap = 6,
        ioCmdAddr = 8,
        ioCompletion = 12,
        ioResult = 16,
        ioNamePtr = 18,
        ioVRefNum = 22,
        ioRefNum = 24,
        ioVersNum = 26,
        ioPermssn = 27,
        ioMisc = 28,
        ioBuffer = 32,
        ioReqCount = 36,
        ioActCount = 40,
        ioPosMode = 44,
        ioPosOffset = 46,
        ioWPosOffset = 46,      // Wide positioning offset when ioPosMode has kWidePosOffsetBit set
        SIZEOF_IOParam = 50
};

enum {  // CntrlParam struct
        csCode = 26,
        csParam = 28
};

enum {  // DrvSts struct
        dsTrack = 0,
        dsWriteProt = 2,
        dsDiskInPlace = 3,
        dsInstalled = 4,
        dsSides = 5,
        dsQLink = 6,
        dsQType = 10,
        dsQDrive = 12,
        dsQRefNum = 14,
        dsQFSID = 16,
        dsTwoSideFmt = 18,
        dsNewIntf = 19,
        dsDiskErrs = 20,
        dsMFMDrive = 22,
        dsMFMDisk = 23,
        dsTwoMegFmt = 24
};

enum {  // DrvSts2 struct
        dsDriveSize = 18,
        dsDriveS1 = 20,
        dsDriveType = 22,
        dsDriveManf = 24,
        dsDriveChar = 26,
        dsDriveMisc = 28,
        SIZEOF_DrvSts = 30
};

enum {  // DCtlEntry struct
        dCtlDriver = 0,
        dCtlFlags = 4,
        dCtlQHdr = 6,
        dCtlPosition = 16,
        dCtlStorage = 20,
        dCtlRefNum = 24,
        dCtlCurTicks = 26,
        dCtlWindow = 30,
        dCtlDelay = 34,
        dCtlEMask = 36,
        dCtlMenu = 38,
        dCtlSlot = 40,
        dCtlSlotId = 41,
        dCtlDevBase = 42,
        dCtlOwner = 46,
        dCtlExtDev = 50,
        dCtlFillByte = 51,
        dCtlNodeID = 52
};


/*
 *  Definitions for Deferred Task Manager
 */

enum {  // DeferredTask struct
        dtFlags = 6,
        dtAddr = 8,
        dtParam = 12,
        dtReserved = 16
};


// Definitions for DebugUtil() Selector
enum {
        duDebuggerGetMax = 0,
        duDebuggerEnter = 1,
        duDebuggerExit = 2,
        duDebuggerPoll = 3,
        duGetPageState = 4,
        duPageFaultFatal = 5,
        duDebuggerLockMemory = 6,
        duDebuggerUnlockMemory = 7,
        duEnterSupervisorMode = 8
};

// Functions
extern void EnqueueMac(uint32 elem, uint32 list);       // Enqueue QElem in list
extern int FindFreeDriveNumber(int num);                        // Find first free drive number, starting at "num"
extern void MountVolume(void *fh);                                      // Mount volume with given file handle (see sys.h)
extern void FileDiskLayout(loff_t size, uint8 *data, loff_t &start_byte, loff_t &real_size);    // Calculate disk image file layout given file size and first 256 data bytes
extern uint32 DebugUtil(uint32 Selector);                       // DebugUtil() Replacement
extern uint32 TimeToMacTime(time_t t);                          // Convert time_t value to MacOS time

// Construct four-character-code
#define FOURCC(a,b,c,d) (((uint32)(a) << 24) | ((uint32)(b) << 16) | ((uint32)(c) << 8) | (uint32)(d))

// Emulator identification codes (4 and 2 characters)
const uint32 EMULATOR_ID_4 = 0x62617369;                        // 'basi'
const uint16 EMULATOR_ID_2 = 0x6261;                            // 'ba'

// Test if basic MacOS initializations (of the ROM) are done
static inline bool HasMacStarted(void)
{
        return ReadMacInt32(0xcfc) == FOURCC('W','L','S','C');  // Mac warm start flag
}

#endif
Revision:	1.1
Committed:	2002-03-16T04:00:20Z (22 years, 8 months ago) by nigel
Content type:	text/plain
Branch:	MAIN
CVS Tags:	nigel-build-12, nigel-build-13, nigel-build-10
Log Message:	Initial revision of Mac OS X port code. Uses Objective-C++. Needs Mac OS 10.1
#	User	Rev	Content
1	nigel	1.1	/*
2			* $Id$
3			*
4			* macos_util_macosx.h - Work around clashes with the enums in <CarbonCore/OSUtils.h>
5			* Based on:
6			*
7			* macos_util.h - MacOS definitions/utility functions
8			*
9			* Basilisk II (C) 1997-2002 Christian Bauer
10			*
11			* This program is free software; you can redistribute it and/or modify
12			* it under the terms of the GNU General Public License as published by
13			* the Free Software Foundation; either version 2 of the License, or
14			* (at your option) any later version.
15			*
16			* This program is distributed in the hope that it will be useful,
17			* but WITHOUT ANY WARRANTY; without even the implied warranty of
18			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19			* GNU General Public License for more details.
20			*
21			* You should have received a copy of the GNU General Public License
22			* along with this program; if not, write to the Free Software
23			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24			*/
25
26			#ifndef MACOS_UTIL_H
27			#define MACOS_UTIL_H
28
29			#include "cpu_emulation.h"
30
31			#import <CarbonCore/OSUtils.h>
32
33			/*
34			* Queues
35			*/
36
37			enum { // QElem struct
38			qLink = 0,
39			qType = 4,
40			qData = 6
41			};
42
43			enum { // QHdr struct
44			qFlags = 0,
45			qHead = 2,
46			qTail = 6
47			};
48
49
50			/*
51			* Definitions for Device Manager
52			*/
53
54			// Misc constants
55
56			enum { // IOParam struct
57			ioTrap = 6,
58			ioCmdAddr = 8,
59			ioCompletion = 12,
60			ioResult = 16,
61			ioNamePtr = 18,
62			ioVRefNum = 22,
63			ioRefNum = 24,
64			ioVersNum = 26,
65			ioPermssn = 27,
66			ioMisc = 28,
67			ioBuffer = 32,
68			ioReqCount = 36,
69			ioActCount = 40,
70			ioPosMode = 44,
71			ioPosOffset = 46,
72			ioWPosOffset = 46, // Wide positioning offset when ioPosMode has kWidePosOffsetBit set
73			SIZEOF_IOParam = 50
74			};
75
76			enum { // CntrlParam struct
77			csCode = 26,
78			csParam = 28
79			};
80
81			enum { // DrvSts struct
82			dsTrack = 0,
83			dsWriteProt = 2,
84			dsDiskInPlace = 3,
85			dsInstalled = 4,
86			dsSides = 5,
87			dsQLink = 6,
88			dsQType = 10,
89			dsQDrive = 12,
90			dsQRefNum = 14,
91			dsQFSID = 16,
92			dsTwoSideFmt = 18,
93			dsNewIntf = 19,
94			dsDiskErrs = 20,
95			dsMFMDrive = 22,
96			dsMFMDisk = 23,
97			dsTwoMegFmt = 24
98			};
99
100			enum { // DrvSts2 struct
101			dsDriveSize = 18,
102			dsDriveS1 = 20,
103			dsDriveType = 22,
104			dsDriveManf = 24,
105			dsDriveChar = 26,
106			dsDriveMisc = 28,
107			SIZEOF_DrvSts = 30
108			};
109
110			enum { // DCtlEntry struct
111			dCtlDriver = 0,
112			dCtlFlags = 4,
113			dCtlQHdr = 6,
114			dCtlPosition = 16,
115			dCtlStorage = 20,
116			dCtlRefNum = 24,
117			dCtlCurTicks = 26,
118			dCtlWindow = 30,
119			dCtlDelay = 34,
120			dCtlEMask = 36,
121			dCtlMenu = 38,
122			dCtlSlot = 40,
123			dCtlSlotId = 41,
124			dCtlDevBase = 42,
125			dCtlOwner = 46,
126			dCtlExtDev = 50,
127			dCtlFillByte = 51,
128			dCtlNodeID = 52
129			};
130
131
132			/*
133			* Definitions for Deferred Task Manager
134			*/
135
136			enum { // DeferredTask struct
137			dtFlags = 6,
138			dtAddr = 8,
139			dtParam = 12,
140			dtReserved = 16
141			};
142
143
144			// Definitions for DebugUtil() Selector
145			enum {
146			duDebuggerGetMax = 0,
147			duDebuggerEnter = 1,
148			duDebuggerExit = 2,
149			duDebuggerPoll = 3,
150			duGetPageState = 4,
151			duPageFaultFatal = 5,
152			duDebuggerLockMemory = 6,
153			duDebuggerUnlockMemory = 7,
154			duEnterSupervisorMode = 8
155			};
156
157			// Functions
158			extern void EnqueueMac(uint32 elem, uint32 list); // Enqueue QElem in list
159			extern int FindFreeDriveNumber(int num); // Find first free drive number, starting at "num"
160			extern void MountVolume(void *fh); // Mount volume with given file handle (see sys.h)
161			extern void FileDiskLayout(loff_t size, uint8 *data, loff_t &start_byte, loff_t &real_size); // Calculate disk image file layout given file size and first 256 data bytes
162			extern uint32 DebugUtil(uint32 Selector); // DebugUtil() Replacement
163			extern uint32 TimeToMacTime(time_t t); // Convert time_t value to MacOS time
164
165			// Construct four-character-code
166			#define FOURCC(a,b,c,d) (((uint32)(a) << 24) \| ((uint32)(b) << 16) \| ((uint32)(c) << 8) \| (uint32)(d))
167
168			// Emulator identification codes (4 and 2 characters)
169			const uint32 EMULATOR_ID_4 = 0x62617369; // 'basi'
170			const uint16 EMULATOR_ID_2 = 0x6261; // 'ba'
171
172			// Test if basic MacOS initializations (of the ROM) are done
173			static inline bool HasMacStarted(void)
174			{
175			return ReadMacInt32(0xcfc) == FOURCC('W','L','S','C'); // Mac warm start flag
176			}
177
178			#endif