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132 lines
3.8 KiB
Plaintext
132 lines
3.8 KiB
Plaintext
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; File: PPCInstall.a
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;
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; Contains: Initialization code for the PPC Toolbox.
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;
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; Written by: Jeff Miller
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;
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; Copyright: <09> 1990-1992 by Apple Computer, Inc. All rights reserved.
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;
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; Change History (most recent first):
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;
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; <SM3> 11/3/92 SWC Changed ShutdownEqu.a->Shutdown.a.
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; <2> 6/29/92 DTY PPCPromptForUserGlobals needs to be a word longer to include
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; IKeyScriptDone.
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; <1> 6/9/92 JSM first checked in
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; <0> 6/9/92 JSM Created from PPCPatch.a to factor out common code
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; for both ROM and System. Also, in ROM builds or
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; in TheFuture for System builds, allocate
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; emPPCPromptForUserGlobals in setupGlobal. Change
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; case of PPCInstall.
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;
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LOAD 'StandardEqu.d'
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INCLUDE 'LinkedPatchMacros.a'
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INCLUDE 'GestaltEqu.a'
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INCLUDE 'ShutDown.a'
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IF (forROM OR TheFuture) THEN
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INCLUDE 'PromptForUserEqu.a'
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ENDIF
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CASE OBJ
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STRING ASIS
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;
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; The PPCToolbox is installed on all ROM families
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;
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ROMs Plus,SE,II,Portable,IIci
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;===============================================================================
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;
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; PPCINSTALL();
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;
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; InstallProc for PPC. Calls ppcLoader and installs the Gestalt and Shutdown
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; routines. For this reason, both Gestalt and the Shutdown Manager must be
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; installed before us. ppcLoader also calls FindFolder, so the Alias Manager
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; must also be installed before us.
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;
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;===============================================================================
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PPCINSTALL InstallProc
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IMPORT ppcLoader
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IMPORT PPCGESTALTFUNCTION ; Pascal function
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IMPORT PPCSHUTDOWN ; Pascal function
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JSR ppcLoader ; do initialization from C
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leaResident PPCGESTALTFUNCTION,A0 ; get gestalt function
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MOVE.L #gestaltPPCToolboxAttr,D0 ; stuff selector
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_NewGestalt ; install Gestalt function
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peaResident PPCSHUTDOWN ; get shutdown procedure
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MOVE.W #sdOnPowerOff,-(SP) ; only for power off
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_SDInstall ; install Shutdown procedure
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RTS
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ENDPROC ; end of PPCINSTALL
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;===============================================================================
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;
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; PPCRemove();
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;
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; PPCRemove is provided in only in the INITVERSION case, so that PPC can
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; kill the PPCToolBox previously installed.
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;
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;===============================================================================
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PPCRemove PROC EXPORT
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Move.L (SP)+,A1 ;get return address
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Moveq #-1,D0
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DC.W $A0DD
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Jmp (A1)
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ENDPROC
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;===============================================================================
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;
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; Ptr setupGlobal(long length);
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;
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; Allocates the global area. Called from ppcLoader, needed only at
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; install time.
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;
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;===============================================================================
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setupGlobal PROC EXPORT
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IF (forROM OR TheFuture) THEN
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MOVE.L ExpandMem,A1 ; get expanded memory area
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WITH ExpandMemRec
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; allocate emPPCPromptForUserGlobals <SM4>
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MOVE.L #PromptForUserGlobalsRec.pGlobalSize,D0 ; D0 = size of globals for PromptForUser <SM4> <SM2> RLM
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_NewPtr SYS,CLEAR ; allocate them in system heap <SM4>
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MOVE.L A0,emPPCPromptForUserGlobals(A1) ; stuff pointer in our global <SM4>
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; allocate emPPCGlobals (which is returned to the caller)
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MOVE.L 4(SP),D0 ; get size of globals
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_NewPtr ,SYS,CLEAR ; allocate them in system heap
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MOVE.L A0,emPPCGlobals(A1) ; stuff pointer in our global
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ENDWITH
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ELSE
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MOVE.L 4(SP),D0 ; get size of globals
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_NewPtr ,SYS,CLEAR ; allocate them in system heap
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MOVE.L ExpandMem,A1 ; get expanded memory area
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WITH ExpandMemRec
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MOVE.L A0,emPPCGlobals(A1) ; stuff pointer in our global
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ENDWITH
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ENDIF ; forROM OR TheFuture
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MOVE.L A0,D0 ; return pointer to caller
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RTS
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ENDPROC ; end of setupGlobal
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END
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