* 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"
/*
* Queues
*/
enum { // Queue types
dummyType = 0,
vType = 1,
ioQType = 2,
drvQType = 3,
evType = 4,
fsQType = 5,
sIQType = 6,
dtQType = 7,
nmType = 8
};
enum { // QElem struct
qLink = 0,
qType = 4,
qData = 6
};
enum { // QHdr struct
qFlags = 0,
qHead = 2,
qTail = 6
};
/*
* Definitions for Device Manager
*/
// Error codes
enum {
noErr = 0,
controlErr = -17,
statusErr = -18,
readErr = -19,
writErr = -20,
badUnitErr = -21,
unitEmptyErr = -22,
openErr = -23,
closErr = -24,
abortErr = -27,
notOpenErr = -28,
dskFulErr = -34,
nsvErr = -35,
ioErr = -36,
bdNamErr = -37,
fnOpnErr = -38,
eofErr = -39,
posErr = -40,
tmfoErr = -42,
fnfErr = -43,
wPrErr = -44,
fLckdErr = -45,
fBsyErr = -47,
dupFNErr = -48,
paramErr = -50,
rfNumErr = -51,
permErr = -54,
nsDrvErr = -56,
extFSErr = -58,
noDriveErr = -64,
offLinErr = -65,
noNybErr = -66,
noAdrMkErr = -67,
dataVerErr = -68,
badCksmErr = -69,
badBtSlpErr = -70,
noDtaMkErr = -71,
badDCksum = -72,
badDBtSlp = -73,
wrUnderrun = -74,
cantStepErr = -75,
tk0BadErr = -76,
initIWMErr = -77,
twoSideErr = -78,
spdAdjErr = -79,
seekErr = -80,
sectNFErr = -81,
fmt1Err = -82,
fmt2Err = -83,
verErr = -84,
memFullErr = -108,
dirNFErr = -120
};
// Misc constants
enum {
goodbye = -1,
ioInProgress = 1,
aRdCmd = 2,
aWrCmd = 3,
asyncTrpBit = 10,
noQueueBit = 9,
dReadEnable = 0,
dWritEnable = 1,
dCtlEnable = 2,
dStatEnable = 3,
dNeedGoodBye = 4,
dNeedTime = 5,
dNeedLock = 6,
dOpened = 5,
dRAMBased = 6,
drvrActive = 7,
rdVerify = 64,
fsCurPerm = 0,
fsRdPerm = 1,
fsWrPerm = 2,
fsRdWrPerm = 3,
fsRdWrShPerm = 4,
fsAtMark = 0,
fsFromStart = 1,
fsFromLEOF = 2,
fsFromMark = 3,
sony = 0,
hard20 = 1
};
enum { // Large volume constants
kWidePosOffsetBit = 8,
kMaximumBlocksIn4GB = 0x007fffff
};
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
