#include <ndk/ldrtypes.h>
#include <debug.h>
+// TODO: Move to .h
+void WinLdrSetupForNt(PLOADER_PARAMETER_BLOCK LoaderBlock,
+ PVOID *GdtIdt,
+ ULONG *PcrBasePage,
+ ULONG *TssBasePage);
+
//FIXME: Do a better way to retrieve Arc disk information
extern ULONG reactos_disk_count;
extern ARC_DISK_SIGNATURE reactos_arc_disk_info[];
VOID
WinLdrInitializePhase1(PLOADER_PARAMETER_BLOCK LoaderBlock,
PCHAR Options,
- PCHAR SystemPath,
+ PCHAR SystemRoot,
PCHAR BootPath,
USHORT VersionToBoot)
{
//CHAR ArcBoot[] = "multi(0)disk(0)rdisk(0)partition(1)";
CHAR HalPath[] = "\\";
- CHAR SystemRoot[256];
CHAR ArcBoot[256];
CHAR MiscFiles[256];
ULONG i, PathSeparator;
PLOADER_PARAMETER_EXTENSION Extension;
- LoaderBlock->u.I386.CommonDataArea = NULL; // Force No ABIOS support
-
/* Construct SystemRoot and ArcBoot from SystemPath */
- PathSeparator = strstr(SystemPath, "\\") - SystemPath;
- strncpy(ArcBoot, SystemPath, PathSeparator);
+ PathSeparator = strstr(BootPath, "\\") - BootPath;
+ strncpy(ArcBoot, BootPath, PathSeparator);
ArcBoot[PathSeparator] = 0;
- strcpy(SystemRoot, &SystemPath[PathSeparator]);
- strcat(SystemRoot, "\\");
DPRINTM(DPRINT_WINDOWS, "ArcBoot: %s\n", ArcBoot);
DPRINTM(DPRINT_WINDOWS, "SystemRoot: %s\n", SystemRoot);
LoaderBlock->SetupLdrBlock = PaToVa(LoaderBlock->SetupLdrBlock);
}
-// Last step before going virtual
-void WinLdrSetupForNt(PLOADER_PARAMETER_BLOCK LoaderBlock,
- PVOID *GdtIdt,
- ULONG *PcrBasePage,
- ULONG *TssBasePage)
-{
- ULONG TssSize;
- ULONG TssPages;
- ULONG_PTR Pcr = 0;
- ULONG_PTR Tss = 0;
- ULONG BlockSize, NumPages;
-
- LoaderBlock->u.I386.CommonDataArea = NULL; //CommonDataArea;
- LoaderBlock->u.I386.MachineType = 0; // ntldr sets this to 0
-
- /* Allocate 2 pages for PCR */
- Pcr = (ULONG_PTR)MmAllocateMemoryWithType(2 * MM_PAGE_SIZE, LoaderStartupPcrPage);
- *PcrBasePage = Pcr >> MM_PAGE_SHIFT;
-
- if (Pcr == 0)
- {
- UiMessageBox("Can't allocate PCR\n");
- return;
- }
-
- /* Allocate TSS */
- TssSize = (sizeof(KTSS) + MM_PAGE_SIZE) & ~(MM_PAGE_SIZE - 1);
- TssPages = TssSize / MM_PAGE_SIZE;
-
- Tss = (ULONG_PTR)MmAllocateMemoryWithType(TssSize, LoaderMemoryData);
-
- *TssBasePage = Tss >> MM_PAGE_SHIFT;
-
- /* Allocate space for new GDT + IDT */
- BlockSize = NUM_GDT*sizeof(KGDTENTRY) + NUM_IDT*sizeof(KIDTENTRY);//FIXME: Use GDT/IDT limits here?
- NumPages = (BlockSize + MM_PAGE_SIZE - 1) >> MM_PAGE_SHIFT;
- *GdtIdt = (PKGDTENTRY)MmAllocateMemoryWithType(NumPages * MM_PAGE_SIZE, LoaderMemoryData);
-
- if (*GdtIdt == NULL)
- {
- UiMessageBox("Can't allocate pages for GDT+IDT!\n");
- return;
- }
-
- /* Zero newly prepared GDT+IDT */
- RtlZeroMemory(*GdtIdt, NumPages << MM_PAGE_SHIFT);
-}
-
BOOLEAN
WinLdrLoadDeviceDriver(PLOADER_PARAMETER_BLOCK LoaderBlock,
LPSTR BootPath,
LoadAndBootWindows(PCSTR OperatingSystemName, USHORT OperatingSystemVersion)
{
CHAR MsgBuffer[256];
- CHAR SystemPath[512], SearchPath[512];
- CHAR FileName[512];
- CHAR BootPath[512];
+ CHAR FullPath[MAX_PATH], SystemRoot[MAX_PATH], BootPath[MAX_PATH];
+ CHAR FileName[MAX_PATH];
CHAR BootOptions[256];
+ PCHAR File;
+ PCHAR PathSeparator;
PVOID NtosBase = NULL, HalBase = NULL, KdComBase = NULL;
BOOLEAN Status;
ULONG SectionId;
UiDrawProgressBarCenter(1, 100, "Loading Windows...");
/* Make sure the system path is set in the .ini file */
- if (!IniReadSettingByName(SectionId, "SystemPath", SystemPath, sizeof(SystemPath)))
+ if (!IniReadSettingByName(SectionId, "SystemPath", FullPath, sizeof(FullPath)))
{
UiMessageBox("System path not specified for selected operating system.");
return;
}
+ /* Special case for LiveCD */
+ if (!_strnicmp(FullPath, "LiveCD", strlen("LiveCD")))
+ {
+ strcpy(BootPath, FullPath + strlen("LiveCD"));
+ MachDiskGetBootPath(FullPath, sizeof(FullPath));
+ strcat(FullPath, BootPath);
+ }
+
+ /* Convert FullPath to SystemRoot */
+ PathSeparator = strstr(FullPath, "\\");
+ strcpy(SystemRoot, PathSeparator);
+ strcat(SystemRoot, "\\");
+
/* Read booting options */
if (!IniReadSettingByName(SectionId, "Options", BootOptions, sizeof(BootOptions)))
{
strcpy(BootOptions, "");
}
- /* Special case for LiveCD */
- if (!_strnicmp(SystemPath, "LiveCD", strlen("LiveCD")))
+ //
+ // Check if a ramdisk file was given
+ //
+ File = strstr(BootOptions, "/RDPATH=");
+ if (File)
{
- strcpy(BootPath, SystemPath + strlen("LiveCD"));
- MachDiskGetBootPath(SystemPath, sizeof(SystemPath));
- strcat(SystemPath, BootPath);
+ //
+ // Copy the file name and everything else after it
+ //
+ strcpy(FileName, File + 8);
+
+ //
+ // Null-terminate
+ //
+ *strstr(FileName, " ") = ANSI_NULL;
+
+ //
+ // Load the ramdisk
+ //
+ RamDiskLoadVirtualFile(FileName);
}
/* Let user know we started loading */
UiDrawStatusText("Loading...");
/* append a backslash */
- strcpy(BootPath, SystemPath);
+ strcpy(BootPath, FullPath);
if ((strlen(BootPath)==0) ||
BootPath[strlen(BootPath)] != '\\')
strcat(BootPath, "\\");
- DPRINTM(DPRINT_WINDOWS,"SystemRoot: '%s'\n", BootPath);
+ DPRINTM(DPRINT_WINDOWS,"BootPath: '%s'\n", BootPath);
/* Allocate and minimalistic-initialize LPB */
AllocateAndInitLPB(&LoaderBlock);
}
/* Load all referenced DLLs for kernel, HAL and kdcom.dll */
- strcpy(SearchPath, BootPath);
- strcat(SearchPath, "SYSTEM32\\");
- WinLdrScanImportDescriptorTable(LoaderBlock, SearchPath, KernelDTE);
- WinLdrScanImportDescriptorTable(LoaderBlock, SearchPath, HalDTE);
+ strcpy(FileName, BootPath);
+ strcat(FileName, "SYSTEM32\\");
+ WinLdrScanImportDescriptorTable(LoaderBlock, FileName, KernelDTE);
+ WinLdrScanImportDescriptorTable(LoaderBlock, FileName, HalDTE);
if (KdComDTE)
- WinLdrScanImportDescriptorTable(LoaderBlock, SearchPath, KdComDTE);
+ WinLdrScanImportDescriptorTable(LoaderBlock, FileName, KdComDTE);
/* Load Hive, and then NLS data, OEM font, and prepare boot drivers list */
Status = WinLdrLoadAndScanSystemHive(LoaderBlock, BootPath);
WinLdrSetupForNt(LoaderBlock, &GdtIdt, &PcrBasePage, &TssBasePage);
/* Initialize Phase 1 - no drivers loading anymore */
- WinLdrInitializePhase1(LoaderBlock, BootOptions, SystemPath, BootPath, OperatingSystemVersion);
+ WinLdrInitializePhase1(LoaderBlock, BootOptions, SystemRoot, BootPath, OperatingSystemVersion);
/* Save entry-point pointer and Loader block VAs */
KiSystemStartup = (KERNEL_ENTRY_POINT)KernelDTE->EntryPoint;