[tkreuzer] 44008: - Remove useless check in KeInvalidateAllCaches - implement KiDoubleFaultAbort

Author: tkreuzer
Date: Sat Nov  7 18:43:55 2009
New Revision: 44008

URL: http://svn.reactos.org/svn/reactos?rev=44008&view=rev
Log:
- Remove useless check in KeInvalidateAllCaches
- implement KiDoubleFaultAbort

Modified:
    branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/cpu.c
    branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/trap.S

Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/cpu.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntoskr...
==============================================================================
--- branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/cpu.c [iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/cpu.c [iso-8859-1] Sat Nov  7 18:43:55 2009
@@ -601,9 +601,6 @@
 NTAPI
 KeInvalidateAllCaches(VOID)
 {
-    /* Only supported on Pentium Pro and higher */
-    if (KeI386CpuType < 6) return FALSE;
-
     /* Invalidate all caches */
     __wbinvd();
     return TRUE;

Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/trap.S
URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntoskr...
==============================================================================
--- branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/trap.S [iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/ntoskrnl/ke/amd64/trap.S [iso-8859-1] Sat Nov  7 18:43:55 2009
@@ -354,7 +354,15 @@
     push 0
     .allocstack 0x8

-    UNIMPLEMENTED KiDoubleFaultAbort
+    /* Bugcheck code UNEXPECTED_KERNEL_MODE_TRAP */
+    mov rcx, 0x0000007F
+    
+    /* Specify double fault */
+    mov rdx, 0x00000008
+    mov r8, 0
+    mov r9, 0
+
+    call _KeBugCheckEx

jmp $
 .endproc