[tkreuzer] 45383: [FREELDR] Fix KGDT64 names, initialize KGDT64_NULL and KGDT64_R3_CMCODE

Author: tkreuzer
Date: Wed Feb  3 01:04:27 2010
New Revision: 45383

URL: http://svn.reactos.org/svn/reactos?rev=45383&view=rev
Log:
[FREELDR]
Fix KGDT64 names, initialize KGDT64_NULL and KGDT64_R3_CMCODE

Modified:
    branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/windows/amd64/wlmemory.c

Modified: branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/windows/amd64/wlmemory.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/boot/f...
==============================================================================
--- branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/windows/amd64/wlmemory.c [iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/boot/freeldr/freeldr/windows/amd64/wlmemory.c [iso-8859-1] Wed Feb  3 01:04:27 2010
@@ -252,28 +252,36 @@
    PKGDTENTRY64 Entry;
    KDESCRIPTOR GdtDesc;

-	/* Setup KGDT_64_R0_CODE */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_64_R0_CODE);
+	/* Setup KGDT64_NULL */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_NULL);
+	*(PULONG64)Entry = 0x0000000000000000ULL;
+
+	/* Setup KGDT64_R0_CODE */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R0_CODE);
    *(PULONG64)Entry = 0x00209b0000000000ULL;

-	/* Setup KGDT_64_R0_SS */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_64_R0_SS);
+	/* Setup KGDT64_R0_DATA */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R0_DATA);
    *(PULONG64)Entry = 0x00cf93000000ffffULL;

-	/* Setup KGDT_64_DATA */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_64_DATA);
+	/* Setup KGDT64_R3_CMCODE */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R3_CMCODE);
+	*(PULONG64)Entry = 0x00cffb000000ffffULL;
+
+	/* Setup KGDT64_R3_DATA */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R3_DATA);
    *(PULONG64)Entry = 0x00cff3000000ffffULL;

-	/* Setup KGDT_64_R3_CODE */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_64_R3_CODE);
+	/* Setup KGDT64_R3_CODE */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R3_CODE);
    *(PULONG64)Entry = 0x0020fb0000000000ULL;

-	/* Setup KGDT_32_R3_TEB */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_32_R3_TEB);
+	/* Setup KGDT64_R3_CMTEB */
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_R3_CMTEB);
    *(PULONG64)Entry = 0xff40f3fd50003c00ULL;

/* Setup TSS entry */
-	Entry = KiGetGdtEntry(GdtBase, KGDT_TSS);
+	Entry = KiGetGdtEntry(GdtBase, KGDT64_SYS_TSS);
    KiInitGdtEntry(Entry, TssBase, sizeof(KTSS), I386_TSS, 0);

/* Setup GDT descriptor */
@@ -334,14 +342,14 @@
 //    __lldt(0);

/* Load selectors for DS/ES/FS/GS/SS */
-    Ke386SetDs(KGDT_64_DATA | RPL_MASK);   // 0x2b
-    Ke386SetEs(KGDT_64_DATA | RPL_MASK);   // 0x2b
-    Ke386SetFs(KGDT_32_R3_TEB | RPL_MASK); // 0x53
-	Ke386SetGs(KGDT_64_DATA | RPL_MASK);   // 0x2b
-	Ke386SetSs(KGDT_64_R0_SS);             // 0x18
+    Ke386SetDs(KGDT64_R3_DATA | RPL_MASK);   // 0x2b
+    Ke386SetEs(KGDT64_R3_DATA | RPL_MASK);   // 0x2b
+    Ke386SetFs(KGDT64_R3_CMTEB | RPL_MASK);  // 0x53
+	Ke386SetGs(KGDT64_R3_DATA | RPL_MASK);   // 0x2b
+	Ke386SetSs(KGDT64_R0_DATA);              // 0x18

/* Load TSR */
-	__ltr(KGDT_TSS);
+	__ltr(KGDT64_SYS_TSS);

DPRINTM(DPRINT_WINDOWS, "leave WinLdrSetProcessorContext\n");
 }