2 * Kernel initialization code
4 * Copyright 2000 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 #include "wine/winbase16.h"
37 extern void CODEPAGE_Init(void);
38 extern BOOL RELAY_Init(void);
41 /***********************************************************************
42 * KERNEL process initialisation routine
44 static BOOL process_attach(void)
49 FILE_umask = umask(0777);
52 /* Setup codepage info */
55 /* Initialize relay entry points */
56 if (!RELAY_Init()) return FALSE;
58 /* Initialize DOS memory */
59 if (!DOSMEM_Init(0)) return FALSE;
61 if ((hModule = LoadLibrary16( "krnl386.exe" )) < 32) return FALSE;
63 /* Initialize special KERNEL entry points */
65 /* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
66 NE_SetEntryPoint( hModule, 178, GetWinFlags16() );
68 /* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
69 NE_SetEntryPoint( hModule, 454, __get_cs() );
70 NE_SetEntryPoint( hModule, 455, __get_ds() );
72 /* Initialize KERNEL.THHOOK */
73 TASK_InstallTHHook(MapSL((SEGPTR)GetProcAddress16( hModule, (LPCSTR)332 )));
75 /* Initialize the real-mode selector entry points */
76 #define SET_ENTRY_POINT( num, addr ) \
77 NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
78 DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
79 WINE_LDT_FLAGS_DATA ))
81 SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
82 SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
83 SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
84 SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
85 SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
86 SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
87 NE_SetEntryPoint( hModule, 183, DOSMEM_0000H ); /* KERNEL.183: __0000H */
88 NE_SetEntryPoint( hModule, 173, DOSMEM_BiosSysSeg ); /* KERNEL.173: __ROMBIOS */
89 NE_SetEntryPoint( hModule, 193, DOSMEM_BiosDataSeg ); /* KERNEL.193: __0040H */
90 NE_SetEntryPoint( hModule, 194, DOSMEM_BiosSysSeg ); /* KERNEL.194: __F000H */
91 #undef SET_ENTRY_POINT
93 /* Force loading of some dlls */
94 if (LoadLibrary16( "system" ) < 32) return FALSE;
96 /* Create 16-bit task */
97 TASK_CreateMainTask();
99 /* Create the shared heap for broken win95 native dlls */
100 HeapCreate( HEAP_SHARED, 0, 0 );
105 /***********************************************************************
106 * KERNEL initialisation routine
108 BOOL WINAPI MAIN_KernelInit( HINSTANCE hinst, DWORD reason, LPVOID reserved )
112 case DLL_PROCESS_ATTACH:
113 return process_attach();
114 case DLL_PROCESS_DETACH:
115 WriteOutProfiles16();
121 /***********************************************************************
122 * EnableDos (KERNEL.41)
123 * DisableDos (KERNEL.42)
124 * GetLastDiskChange (KERNEL.98)
125 * ValidateCodeSegments (KERNEL.100)
126 * KbdRst (KERNEL.123)
127 * EnableKernel (KERNEL.124)
128 * DisableKernel (KERNEL.125)
129 * ValidateFreeSpaces (KERNEL.200)
131 * BUNNY_351 (KERNEL.351)
132 * PIGLET_361 (KERNEL.361)
134 * Entry point for kernel functions that do nothing.
136 LONG WINAPI KERNEL_nop(void)