sys7.1-doc-wip/ProcessMgr/Glue.h
2020-04-26 16:46:44 +08:00

166 lines
3.8 KiB
C

/*
Hacks to match MacOS (most recent first):
<Sys7.1> 8/3/92 Added MyGestalt prototype here (original location uncertain) for
Startup.c and DAHandler.c.
9/2/94 SuperMario ROM source dump (header preserved below)
*/
/*
File: Glue.h
Contains: Assembly glue header for Process Manager.
Written by: Phil Goldman
Copyright: © 1988-1991 by Apple Computer, Inc., all rights reserved.
This file is used in these builds: System
Change History (most recent first):
<3> 7/26/91 stb remove glue for HOpenResFile. Inline is used now when
SystemSevenOrLater is defined.
<0> 5/20/88 PYG New Today.
*/
#ifndef __GLUE__
#define __GLUE__
#ifndef __FILES__
#include "Files.h"
#endif
/* Symbols for values of the asynch parameter of HFS calls */
#define AsyncHFS true
#define SyncHFS false
/* First come the routines that will change the a5 register to either the
* Process Mgr value or the CURRENTA5 value, and back again. ProcessMgrA5Setup and
* CurrentA5Setup also copy the long word that the outgoing a5 points to. This
* long word is a pointer to the QuickDraw global data. This gives the incoming
* a5 world some decent graphics information, and is required if we intend to use
* QuickDraw or its clients while we have the new a5 set up.
*/
/* ProcessMgrA5Setup. Set up PROCESSMGRGLOBALS and copy in the graphics global pointer */
unsigned long
ProcessMgrA5Setup(void)
= {0x200D, 0x2215, 0x2A78, 0x0B7C, 0x2a81};
/* move.l a5,d0
* move.l (a5),d1
* move.l PROCESSMGRGLOBALS,a5
* move.l d1,(a5)
*/
/* CurrentA5Setup. Set up CURRENTA5 and copy in the graphics global pointer.
* NOTE: When is this useful, since the CURRENTA5 graphics world is
* undoubtedly OK to use?
*/
unsigned long
CurrentA5Setup(void)
= {0x200D, 0x2215, 0x2A78, 0x0904, 0x2a81};
/* move.l a5,d0
* move.l (a5),d1
* move.l $904,a5
* move.l d1,(a5)
*/
/* A5Restore. Set a5 from parameter. Does not restore the graphics global pointer. */
#pragma parameter A5Restore(__D0)
void
A5Restore(unsigned long myA5)
= {0x2A40};
/* move.l d0,a5
*/
/* ProcessMgrA5SimpleSetup. Set up PROCESSMGRGLOBALS, but don't copy the graphics global
* pointer.
*/
unsigned long
ProcessMgrA5SimpleSetup(void)
= {0x200D, 0x2A78, 0x0B7C};
/* move.l a5,d0
* move.l PROCESSMGRGLOBALS,a5
*/
/* CurrentA5SimpleSetup. Set up CURRENTA5, but don't copy the graphics global pointer */
unsigned long
CurrentA5SimpleSetup(void)
= {0x200D, 0x2A78, 0x0904};
/* move.l a5,d0
* move.l $904,a5
*/
/* A5SimpleRestore. Set a5 from parameter. Does not restore the graphics global pointer. */
#pragma parameter A5SimpleRestore(__D0)
void
A5SimpleRestore(unsigned long myA5)
= {0x2A40};
/* move.l d0,a5
*/
/* Access to assembler */
void
GetLiveFPURegs(Ptr dstPtr)
= {0x2057, 0xF218, 0xBC00, 0xF210, 0xF0FF};
/* move.l (sp),a0
* fmovem fpcr/fpsr/fpiar,(a0)+
* fmovem fp0-fp7,(a0)
*/
void
SetLiveFPURegs(Ptr srcPtr)
= {0x2057, 0xF218, 0x9C00, 0xF210, 0xD0FF};
/* move.l (sp),a0
* fmovem (a0)+,fpcr/fpsr/fpiar
* fmovem (a0),fp0-fp7
*/
unsigned long
GetVBR(void)
= {0x4E7A, 0x0801};
/* move.l vbr,d0
*/
/* Direct access to traps */
/* SysContigPurgeSpace. This "customizes" the trap by specifying SYS, and
* by moving the value we care about from a0 to d0.
*/
#pragma parameter __D0 SysContigPurgeSpace
pascal long
SysContigPurgeSpace(void)
= {0xA562, 0x2008};
/* _PurgeSpace ,SYS
* move.l a0,d0
*/
#pragma parameter ControlImmed(__A0)
void
ControlImmed(CntrlParam *)
= {0xA204};
/* _Control ,Immed
*/
pascal void
ShutDwnUserChoice(void)
= {0x3F3C,0x0005,0xA895};
/* move.w #$0005,-(A7)
* _ShutDown
*/
pascal void
debugger(StringPtr message)
= {0xABFF};
/* _Debugger
*/
/* <Sys7.1> Assembly-language glue */
pascal OSErr
MyGestalt(OSType selector,long *response);
#endif __GLUE__