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- Load drivers database (AppPatch/drvmain.sdb), so Windows could use it if needed.

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svn path=/trunk/; revision=32363
This commit is contained in:
Aleksey Bragin 2008-02-14 20:27:59 +00:00
parent 99b1ac6cb9
commit bf3c65f8a3
2 changed files with 68 additions and 1 deletions
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4
reactos/boot/freeldr/freeldr/include/winldr.h
View file

@ -68,6 +68,10 @@ WinLdrScanImportDescriptorTable(IN OUT PLOADER_PARAMETER_BLOCK WinLdrBlock,
IN PCCH DirectoryPath,
IN PLDR_DATA_TABLE_ENTRY ScanDTE);
// winldr.c
PVOID WinLdrLoadModule(PCSTR ModuleName, ULONG *Size,
TYPE_OF_MEMORY MemoryType);
// wlmemory.c
BOOLEAN
WinLdrTurnOnPaging(IN OUT PLOADER_PARAMETER_BLOCK LoaderBlock,

65
reactos/boot/freeldr/freeldr/windows/winldr.c
View file

@ -76,6 +76,7 @@ VOID
WinLdrInitializePhase1(PLOADER_PARAMETER_BLOCK LoaderBlock,
PCHAR Options,
PCHAR SystemPath,
PCHAR BootPath,
WORD VersionToBoot)
{
/* Examples of correct options and paths */
@ -87,6 +88,7 @@ WinLdrInitializePhase1(PLOADER_PARAMETER_BLOCK LoaderBlock,
CHAR HalPath[] = "\\";
CHAR SystemRoot[256];
CHAR ArcBoot[256];
CHAR MiscFiles[256];
ULONG i, PathSeparator;
PLOADER_PARAMETER_EXTENSION Extension;
@ -193,6 +195,12 @@ WinLdrInitializePhase1(PLOADER_PARAMETER_BLOCK LoaderBlock,
Extension->MinorVersion = VersionToBoot & 0xFF;
Extension->Profile.Status = 2;
/* Load drivers database */
strcpy(MiscFiles, BootPath);
strcat(MiscFiles, "AppPatch\\drvmain.sdb");
Extension->DrvDBImage = PaToVa(WinLdrLoadModule(MiscFiles,
&Extension->DrvDBSize, LoaderRegistryData));
LoaderBlock->Extension = PaToVa(Extension);
}
@ -353,6 +361,61 @@ WinLdrLoadBootDrivers(PLOADER_PARAMETER_BLOCK LoaderBlock,
return TRUE;
}
PVOID WinLdrLoadModule(PCSTR ModuleName, ULONG *Size,
TYPE_OF_MEMORY MemoryType)
{
PFILE FileHandle;
PVOID PhysicalBase;
ULONG FileSize;
BOOLEAN Status;
//CHAR ProgressString[256];
/* Inform user we are loading files */
//sprintf(ProgressString, "Loading %s...", FileName);
//UiDrawProgressBarCenter(1, 100, ProgressString);
DbgPrint((DPRINT_WINDOWS, "Loading module %s\n", ModuleName));
*Size = 0;
/* Open the image file */
FileHandle = FsOpenFile(ModuleName);
if (FileHandle == NULL)
{
/* In case of errors, we just return, without complaining to the user */
return NULL;
}
/* Get this file's size */
FileSize = FsGetFileSize(FileHandle);
*Size = FileSize;
/* Allocate memory */
PhysicalBase = MmAllocateMemoryWithType(FileSize, MemoryType);
if (PhysicalBase == NULL)
{
FsCloseFile(FileHandle);
return NULL;
}
/* Load whole file */
Status = FsReadFile(FileHandle, FileSize, NULL, PhysicalBase);
if (!Status)
{
FsCloseFile(FileHandle);
return NULL;
}
DbgPrint((DPRINT_WINDOWS, "Loaded %s at 0x%x with size 0x%x\n", ModuleName, PhysicalBase, FileSize));
/* We are done with the file - close it */
FsCloseFile(FileHandle);
return PhysicalBase;
}
VOID
LoadAndBootWindows(PCSTR OperatingSystemName, WORD OperatingSystemVersion)
{
@ -487,7 +550,7 @@ LoadAndBootWindows(PCSTR OperatingSystemName, WORD OperatingSystemVersion)
WinLdrSetupForNt(LoaderBlock, &GdtIdt, &PcrBasePage, &TssBasePage);
/* Initialize Phase 1 - no drivers loading anymore */
WinLdrInitializePhase1(LoaderBlock, BootOptions, SystemPath, OperatingSystemVersion);
WinLdrInitializePhase1(LoaderBlock, BootOptions, SystemPath, BootPath, OperatingSystemVersion);
/* Save entry-point pointer and Loader block VAs */
KiSystemStartup = (KERNEL_ENTRY_POINT)KernelDTE->EntryPoint;