92 lines
2.7 KiB
C
92 lines
2.7 KiB
C
/*
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* Kernel initialization code
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*/
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#include <assert.h>
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#include "winbase.h"
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#include "wine/winbase16.h"
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#include "neexe.h"
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#include "module.h"
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#include "task.h"
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#include "comm.h"
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#include "selectors.h"
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#include "miscemu.h"
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#include "global.h"
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/***********************************************************************
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* KERNEL process initialisation routine
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*/
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static BOOL process_attach(void)
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{
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HMODULE16 hModule;
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/* Initialize DOS memory */
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if (!DOSMEM_Init(0)) return FALSE;
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if ((hModule = LoadLibrary16( "krnl386.exe" )) < 32) return FALSE;
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/* Initialize special KERNEL entry points */
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/* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
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NE_SetEntryPoint( hModule, 178, GetWinFlags16() );
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/* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
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NE_SetEntryPoint( hModule, 454, __get_cs() );
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NE_SetEntryPoint( hModule, 455, __get_ds() );
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/* Initialize KERNEL.THHOOK */
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TASK_InstallTHHook((THHOOK *)PTR_SEG_TO_LIN((SEGPTR)NE_GetEntryPoint( hModule, 332 )));
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/* Initialize the real-mode selector entry points */
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#define SET_ENTRY_POINT( num, addr ) \
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NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
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DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
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FALSE, FALSE, FALSE, NULL ))
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SET_ENTRY_POINT( 183, 0x00000 ); /* KERNEL.183: __0000H */
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SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
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SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
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SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
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SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
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SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
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SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
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NE_SetEntryPoint( hModule, 173, DOSMEM_BiosSysSeg ); /* KERNEL.173: __ROMBIOS */
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NE_SetEntryPoint( hModule, 193, DOSMEM_BiosDataSeg ); /* KERNEL.193: __0040H */
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NE_SetEntryPoint( hModule, 194, DOSMEM_BiosSysSeg ); /* KERNEL.194: __F000H */
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#undef SET_ENTRY_POINT
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/* Force loading of some dlls */
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if (LoadLibrary16( "system" ) < 32) return FALSE;
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if (LoadLibrary16( "wprocs" ) < 32) return FALSE;
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/* Initialize communications */
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COMM_Init();
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/* Read DOS config.sys */
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if (!DOSCONF_ReadConfig()) return FALSE;
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return TRUE;
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}
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/***********************************************************************
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* KERNEL initialisation routine
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*/
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BOOL WINAPI MAIN_KernelInit( HINSTANCE hinst, DWORD reason, LPVOID reserved )
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{
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static int process_count;
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switch(reason)
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{
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case DLL_PROCESS_ATTACH:
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if (!process_count++) return process_attach();
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break;
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case DLL_PROCESS_DETACH:
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--process_count;
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break;
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}
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return TRUE;
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}
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