Author: tkreuzer
Date: Fri Aug 22 20:19:34 2008
New Revision: 35547
URL:
http://svn.reactos.org/svn/reactos?rev=35547&view=rev
Log:
Setup KUSER_SHARED_DATA.
Modified:
branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/arch/amd64/loader.c
Modified: branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/arch/amd64/loader.c
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/boot/…
==============================================================================
--- branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/arch/amd64/loader.c
[iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/arch/amd64/loader.c
[iso-8859-1] Fri Aug 22 20:19:34 2008
@@ -198,6 +198,7 @@
FrLdrSetupPageDirectory(VOID)
{
ULONG KernelPages;
+ PVOID UserSharedData;
/* Allocate a Page for the PML4 */
pPML4 = MmAllocateMemoryWithType(PAGE_SIZE, LoaderSpecialMemory);
@@ -238,9 +239,15 @@
TssBase = GdtBase + 20 * sizeof(ULONG64); // FIXME: don't hardcode
if (!FrLdrMapSinglePage(GdtBase, (ULONGLONG)pGdt))
{
- DbgPrint("Could not map idt page.\n", KernelPages);
- }
-
+ DbgPrint("Could not map gdt page.\n", KernelPages);
+ }
+
+ /* Setup KUSER_SHARED_DATA page */
+ UserSharedData = MmAllocateMemoryWithType(PAGE_SIZE, LoaderSpecialMemory);
+ if (!FrLdrMapSinglePage(KI_USER_SHARED_DATA, (ULONG64)UserSharedData))
+ {
+ DbgPrint("Could not map KUSER_SHARED_DATA page.\n", KernelPages);
+ }
}