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Annotation of driverkit/libDriver/ppc/IOPEFLoader.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*
        !            25:  * Copyright (c) 1997 Apple Computer, Inc.
        !            26:  *
        !            27:  *
        !            28:  * HISTORY
        !            29:  *
        !            30:  * Simon Douglas  22 Oct 97
        !            31:  * - first checked in.
        !            32:  */
        !            33: 
        !            34: 
        !            35: #ifndef __IOPEFLOADER__
        !            36: #define __IOPEFLOADER__
        !            37: 
        !            38: #include  <driverkit/ppc/IOMacOSTypes.h>
        !            39: 
        !            40: enum {
        !            41:     cfragFirstErrCode           = -2800,                        /* The first value in the range of CFM errors.*/
        !            42:     cfragContextIDErr           = -2800,                        /* The context ID was not valid.*/
        !            43:     cfragConnectionIDErr        = -2801,                        /* The connection ID was not valid.*/
        !            44:     cfragNoSymbolErr            = -2802,                        /* The specified symbol was not found.*/
        !            45:     cfragNoSectionErr           = -2803,                        /* The specified section was not found.*/
        !            46:     cfragNoLibraryErr           = -2804,                        /* The named library was not found.*/
        !            47:     cfragDupRegistrationErr     = -2805,                        /* The registration name was already in use.*/
        !            48:     cfragFragmentFormatErr      = -2806,                        /* A fragment's container format is unknown.*/
        !            49:     cfragUnresolvedErr          = -2807,                        /* A fragment had "hard" unresolved imports.*/
        !            50:     cfragNoPositionErr          = -2808,                        /* The registration insertion point was not found.*/
        !            51:     cfragNoPrivateMemErr        = -2809,                        /* Out of memory for internal bookkeeping.*/
        !            52:     cfragNoClientMemErr         = -2810,                        /* Out of memory for fragment mapping or section instances.*/
        !            53:     cfragNoIDsErr               = -2811,                        /* No more CFM IDs for contexts, connections, etc.*/
        !            54:     cfragInitOrderErr           = -2812,                        /* */
        !            55:     cfragImportTooOldErr        = -2813,                        /* An import library was too old for a client.*/
        !            56:     cfragImportTooNewErr        = -2814,                        /* An import library was too new for a client.*/
        !            57:     cfragInitLoopErr            = -2815,                        /* Circularity in required initialization order.*/
        !            58:     cfragInitAtBootErr          = -2816,                        /* A boot library has an initialization function.  (System 7 only)*/
        !            59:     cfragLibConnErr             = -2817,                        /* */
        !            60:     cfragCFMStartupErr          = -2818,                        /* Internal error during CFM initialization.*/
        !            61:     cfragCFMInternalErr         = -2819,                        /* An internal inconstistancy has been detected.*/
        !            62:     cfragFragmentCorruptErr     = -2820,                        /* A fragment's container was corrupt (known format).*/
        !            63:     cfragInitFunctionErr        = -2821,                        /* A fragment's initialization routine returned an error.*/
        !            64:     cfragNoApplicationErr       = -2822,                        /* No application member found in the cfrg resource.*/
        !            65:     cfragArchitectureErr        = -2823,                        /* A fragment has an unacceptable architecture.*/
        !            66:     cfragFragmentUsageErr       = -2824,                        /* A semantic error in usage of the fragment.*/
        !            67:     cfragFileSizeErr            = -2825,                        /* A file was too large to be mapped.*/
        !            68:     cfragNotClosureErr          = -2826,                        /* The closure ID was actually a connection ID.*/
        !            69:     cfragNoRegistrationErr      = -2827,                        /* The registration name was not found.*/
        !            70:     cfragContainerIDErr         = -2828,                        /* The fragment container ID was not valid.*/
        !            71:     cfragClosureIDErr           = -2829,                        /* The closure ID was not valid.*/
        !            72:     cfragAbortClosureErr        = -2830                         /* Used by notification handlers to abort a closure.*/
        !            73: };
        !            74: 
        !            75: enum {
        !            76:     paramErr            = -50,
        !            77:     unimpErr            = -4
        !            78: };
        !            79: 
        !            80: 
        !            81: typedef UInt32 CFragVersionNumber;
        !            82: enum {
        !            83:     kNullCFragVersion           = 0,
        !            84:     kWildcardCFragVersion       = 0xFFFFFFFF
        !            85: };
        !            86: 
        !            87: typedef UInt8 CFragSymbolClass;
        !            88: enum {
        !            89:     kCodeCFragSymbol            = 0,
        !            90:     kDataCFragSymbol            = 1,
        !            91:     kTVectorCFragSymbol         = 2,
        !            92:     kTOCCFragSymbol             = 3,
        !            93:     kGlueCFragSymbol            = 4
        !            94: };
        !            95: 
        !            96: enum {
        !            97:     kUnresolvedCFragSymbolAddress = 0
        !            98: };
        !            99: 
        !           100: typedef UInt32 CFragShortVersionPair;
        !           101: #define ComposeCFragShortVersionPair(current,older) (current << 16 | older)
        !           102: #define GetCFragShortVersionCurrent(version)        (version >> 16)
        !           103: #define GetCFragShortVersionOlder(version)          (version & 0xFFFF)
        !           104: 
        !           105: 
        !           106: enum {
        !           107:     kMainCFragSymbolIndex       = -1,
        !           108:     kInitCFragSymbolIndex       = -2,
        !           109:     kTermCFragSymbolIndex       = -3
        !           110: };
        !           111: 
        !           112: typedef void * PCodeInstance;
        !           113: 
        !           114: OSStatus
        !           115: PCodeOpen( LogicalAddress container, ByteCount containerSize, PCodeInstance * instance );
        !           116: OSStatus
        !           117: PCodeClose( PCodeInstance instance );
        !           118: OSStatus
        !           119: PCodeInstantiate( PCodeInstance instance );
        !           120: OSStatus
        !           121: PCodeFindExport( PCodeInstance instance, const char * symbolName, LogicalAddress * address, CFragSymbolClass * symbolClass );
        !           122: OSStatus
        !           123: PCodeFindMain( PCodeInstance instance, LogicalAddress * mainAddress );
        !           124: 
        !           125: 
        !           126: struct TVector {
        !           127:     LogicalAddress     pc;
        !           128:     UInt32             toc;
        !           129: };
        !           130: typedef struct TVector TVector;
        !           131: 
        !           132: static __inline__ unsigned int get_R2(void)
        !           133: {
        !           134:     unsigned int result;
        !           135:     __asm__ volatile("mr %0,   r2" : "=r" (result));
        !           136:     return result;
        !           137: }
        !           138: 
        !           139: static __inline__ void set_R2(unsigned int val)
        !           140: {
        !           141:     __asm__ volatile("mr r2,%0" : : "r" (val));
        !           142:     return;
        !           143: }
        !           144: 
        !           145: #endif /* __IOPEFLOADER__ */
        !           146: 

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