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/* |
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* $Id$ |
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* |
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* macos_util_macosx.h - Work around clashes with the enums in <CarbonCore/OSUtils.h> |
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* Based on: |
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* |
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* macos_util.h - MacOS definitions/utility functions |
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* |
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* Basilisk II (C) 1997-2002 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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#ifndef MACOS_UTIL_H |
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#define MACOS_UTIL_H |
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|
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#include "cpu_emulation.h" |
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|
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#import <CarbonCore/OSUtils.h> |
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|
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/* |
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* Queues |
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*/ |
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|
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enum { // QElem struct |
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qLink = 0, |
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qType = 4, |
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qData = 6 |
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}; |
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|
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enum { // QHdr struct |
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qFlags = 0, |
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qHead = 2, |
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qTail = 6 |
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}; |
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|
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|
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/* |
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* Definitions for Device Manager |
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*/ |
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|
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// Misc constants |
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|
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enum { // IOParam struct |
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ioTrap = 6, |
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ioCmdAddr = 8, |
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ioCompletion = 12, |
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ioResult = 16, |
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ioNamePtr = 18, |
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ioVRefNum = 22, |
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ioRefNum = 24, |
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ioVersNum = 26, |
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ioPermssn = 27, |
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ioMisc = 28, |
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ioBuffer = 32, |
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ioReqCount = 36, |
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ioActCount = 40, |
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ioPosMode = 44, |
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ioPosOffset = 46, |
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ioWPosOffset = 46, // Wide positioning offset when ioPosMode has kWidePosOffsetBit set |
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SIZEOF_IOParam = 50 |
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}; |
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|
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enum { // CntrlParam struct |
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csCode = 26, |
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csParam = 28 |
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}; |
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|
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enum { // DrvSts struct |
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dsTrack = 0, |
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dsWriteProt = 2, |
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dsDiskInPlace = 3, |
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dsInstalled = 4, |
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dsSides = 5, |
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dsQLink = 6, |
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dsQType = 10, |
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dsQDrive = 12, |
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dsQRefNum = 14, |
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dsQFSID = 16, |
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dsTwoSideFmt = 18, |
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dsNewIntf = 19, |
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dsDiskErrs = 20, |
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dsMFMDrive = 22, |
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dsMFMDisk = 23, |
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dsTwoMegFmt = 24 |
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}; |
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|
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enum { // DrvSts2 struct |
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dsDriveSize = 18, |
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dsDriveS1 = 20, |
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dsDriveType = 22, |
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dsDriveManf = 24, |
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dsDriveChar = 26, |
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dsDriveMisc = 28, |
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SIZEOF_DrvSts = 30 |
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}; |
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|
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enum { // DCtlEntry struct |
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dCtlDriver = 0, |
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dCtlFlags = 4, |
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dCtlQHdr = 6, |
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dCtlPosition = 16, |
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dCtlStorage = 20, |
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dCtlRefNum = 24, |
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dCtlCurTicks = 26, |
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dCtlWindow = 30, |
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dCtlDelay = 34, |
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dCtlEMask = 36, |
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dCtlMenu = 38, |
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dCtlSlot = 40, |
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dCtlSlotId = 41, |
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dCtlDevBase = 42, |
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dCtlOwner = 46, |
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dCtlExtDev = 50, |
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dCtlFillByte = 51, |
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dCtlNodeID = 52 |
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}; |
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|
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|
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/* |
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* Definitions for Deferred Task Manager |
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*/ |
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|
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enum { // DeferredTask struct |
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dtFlags = 6, |
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dtAddr = 8, |
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dtParam = 12, |
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dtReserved = 16 |
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}; |
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|
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|
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// Definitions for DebugUtil() Selector |
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enum { |
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duDebuggerGetMax = 0, |
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duDebuggerEnter = 1, |
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duDebuggerExit = 2, |
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duDebuggerPoll = 3, |
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duGetPageState = 4, |
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duPageFaultFatal = 5, |
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duDebuggerLockMemory = 6, |
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duDebuggerUnlockMemory = 7, |
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duEnterSupervisorMode = 8 |
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}; |
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|
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// Functions |
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extern void EnqueueMac(uint32 elem, uint32 list); // Enqueue QElem in list |
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extern int FindFreeDriveNumber(int num); // Find first free drive number, starting at "num" |
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extern void MountVolume(void *fh); // Mount volume with given file handle (see sys.h) |
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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 |
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extern uint32 DebugUtil(uint32 Selector); // DebugUtil() Replacement |
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extern uint32 TimeToMacTime(time_t t); // Convert time_t value to MacOS time |
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|
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// Construct four-character-code |
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#define FOURCC(a,b,c,d) (((uint32)(a) << 24) | ((uint32)(b) << 16) | ((uint32)(c) << 8) | (uint32)(d)) |
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|
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// Emulator identification codes (4 and 2 characters) |
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const uint32 EMULATOR_ID_4 = 0x62617369; // 'basi' |
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const uint16 EMULATOR_ID_2 = 0x6261; // 'ba' |
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|
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// Test if basic MacOS initializations (of the ROM) are done |
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static inline bool HasMacStarted(void) |
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{ |
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return ReadMacInt32(0xcfc) == FOURCC('W','L','S','C'); // Mac warm start flag |
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} |
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|
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#endif |
