| 1 | /* $Id: dev32.h,v 1.12 2001-07-08 03:03:14 bird Exp $
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| 2 | *
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| 3 | * dev32 - header file for 32-bit part of the driver.
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| 4 | *
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| 5 | * Copyright (c) 1999 knut st. osmundsen
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| 6 | *
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| 7 | * Project Odin Software License can be found in LICENSE.TXT
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| 8 | *
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| 9 | */
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| 10 | #ifndef _dev32_h_
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| 11 | #define _dev32_h_
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| 12 |
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| 13 | #ifdef __cplusplus
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| 14 | extern "C" {
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| 15 | #endif
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| 16 |
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| 17 | /*
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| 18 | * Wrapper for declaration from dev1632.h used in this file.
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| 19 | */
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| 20 | #ifndef _dev1632_h_
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| 21 | #define RP32INIT void
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| 22 | #define PRP32INIT void *
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| 23 | #define RP32GENIOCTL void
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| 24 | #define PRP32GENIOCTL void *
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| 25 | #define RP32GENIOCTL void
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| 26 | #define PRP32GENIOCTL void *
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| 27 | #define RP32OPENCLOSE void
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| 28 | #define PRP32OPENCLOSE void *
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| 29 | #define PKRNLINFO void *
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| 30 | #endif
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| 31 |
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| 32 |
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| 33 | /*
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| 34 | * Defines from reqpkt.h.
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| 35 | */
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| 36 | #define MAX_DISKDD_CMD 29
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| 37 |
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| 38 | #define STERR 0x8000 /* Bit 15 - Error */
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| 39 | #define STINTER 0x0400 /* Bit 10 - Interim character */
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| 40 | #define STBUI 0x0200 /* Bit 9 - Busy */
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| 41 | #define STDON 0x0100 /* Bit 8 - Done */
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| 42 | #define STECODE 0x00FF /* Error code */
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| 43 | #define WRECODE 0x0000
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| 44 |
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| 45 | #define STATUS_DONE 0x0100
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| 46 | #define STATUS_ERR_UNKCMD 0x8003
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| 47 |
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| 48 |
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| 49 | #define RPF_Int13RP 0x01 /* Int 13 Request Packet */
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| 50 | #define RPF_CallOutDone 0x02 /* Int 13 Callout completed */
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| 51 | #define RPF_PktDiskIOTchd 0x04 /* Disk_IO has touched this packet */
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| 52 | #define RPF_CHS_ADDRESSING 0x08 /* CHS Addressing used in RBA field */
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| 53 | #define RPF_Internal 0x10 /* Internal request packet command */
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| 54 | #define RPF_TraceComplete 0x20 /* Trace completion flag */
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| 55 |
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| 56 |
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| 57 | /*
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| 58 | * Function prototypes.
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| 59 | */
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| 60 | #if !defined(__cplusplus) && defined(RING0)
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| 61 | USHORT _loadds _Far32 _Pascal R0Init32(RP32INIT *pRpInit);
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| 62 | USHORT _loadds _Far32 _Pascal GetKernelInfo32(PKRNLINFO pKrnlInfo);
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| 63 | USHORT _loadds _Far32 _Pascal VerifyImportTab32(void);
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| 64 | USHORT _loadds _Far32 _Pascal ElfIOCtl(PRP32GENIOCTL pRpIOCtl);
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| 65 | USHORT _loadds _Far32 _Pascal Win32kIOCtl(PRP32GENIOCTL pRpIOCtl);
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| 66 | USHORT _loadds _Far32 _Pascal Win32kOpen(PRP32OPENCLOSE pRpOpen);
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| 67 | USHORT _loadds _Far32 _Pascal Win32kClose(PRP32OPENCLOSE pRpClose);
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| 68 | #endif
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| 69 | #ifdef _OS2KLDR_H_
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| 70 | PMTE _System GetOS2KrnlMTE(void); /* (devfirst.asm) */
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| 71 | #endif
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| 72 | ULONG _Optlink InitCallGate(void);
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| 73 | ULONG _Optlink x86DisableWriteProtect(void);
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| 74 | ULONG _Optlink x86RestoreWriteProtect(ULONG flWP);
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| 75 |
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| 76 |
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| 77 |
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| 78 | /*
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| 79 | * Global variables
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| 80 | */
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| 81 | extern PULONG pulTKSSBase32;
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| 82 | extern USHORT CallGateGDT;
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| 83 |
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| 84 | /*
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| 85 | * SSToDS( stack pointer )
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| 86 | *
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| 87 | * In RING-0 this translates pointers to stack memory in the
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| 88 | * Stack Segment (SS) to pointers to stack memory in the
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| 89 | * Data Segment (DS). SS is 16-bit compatible, DS is 32-bit flat.
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| 90 | * It is vitally important to use this macro whenever creating
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| 91 | * a pointer to stack memory which don't implies that is a pointer
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| 92 | * relative to SS. For example when passing the pointer to an stack
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| 93 | * variable into an function call; like the addToModule calls.
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| 94 | *
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| 95 | * Warning - At init-time you have ot make sure that the pulTKSSBase32 pointer is set!
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| 96 | *
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| 97 | * @returns 32-bit FLAT pointer.
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| 98 | */
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| 99 | #ifdef RING0
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| 100 | #define SSToDS(a) ((PVOID)((ULONG)(a) + *pulTKSSBase32))
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| 101 | #else
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| 102 | #define SSToDS(a) ((PVOID)(a))
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| 103 | #endif
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| 104 |
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| 105 | #ifdef __cplusplus
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| 106 | }
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| 107 | #endif
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| 108 |
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| 109 |
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| 110 | /*
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| 111 | * START and END labels. NOTE: these are not bytes only assembly labels.
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| 112 | */
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| 113 | extern char DATA16START ;
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| 114 | extern char DATA16_BSSSTART ;
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| 115 | extern char DATA16_CONSTSTART;
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| 116 | extern char DATA16_INITSTART ;
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| 117 | extern char DATA16_INIT_BSSSTART ;
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| 118 | extern char DATA16_INIT_CONSTSTART;
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| 119 | extern char CODE16START ;
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| 120 | extern char CODE16_INITSTART ;
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| 121 | extern char CODE32START ;
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| 122 | extern char DATA32START ;
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| 123 | extern char BSS32START ;
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| 124 | extern char CONST32_ROSTART ;
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| 125 | extern char _VFTSTART ;
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| 126 | extern char EH_DATASTART ;
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| 127 |
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| 128 | extern char CODE16END ;
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| 129 | extern char DATA16END ;
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| 130 | extern char DATA16_BSSEND ;
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| 131 | extern char DATA16_CONSTEND;
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| 132 | extern char DATA16_INITEND ;
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| 133 | extern char DATA16_INIT_BSSEND ;
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| 134 | extern char DATA16_INIT_CONSTEND;
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| 135 | extern char CODE16END ;
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| 136 | extern char CODE16_INITEND ;
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| 137 | extern char CODE32END ;
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| 138 | extern char DATA32END ;
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| 139 | extern char BSS32END ;
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| 140 | extern char CONST32_ROEND ;
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| 141 | extern char _VFTEND ;
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| 142 | extern char EH_DATAEND ;
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| 143 |
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| 144 | #endif
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