Increase E820 entries num back to 48

Reenable 1GB page support

src/Doc/ChangeLog.DD

@@ -169,8 +169,6 @@ $BK,1$* Zenith 1.0 released.$BK,0$
 
 * Added $LK,"Cls",A="MN:Cls"$() and $LK,"ZCls",A="MN:ZCls"$().
 
-* Fixed typo in class name: CRAXRBCRCXRDX -> $LK,"CRAXRBXRCXRDX",A="MN:CRAXRBXRCXRDX"$.
-
 * Functions starting with 'A' for Adam now start with 'Z' for Zenith.
 
 * $UL$Decompressed all files.$UL,0$ Removed Zip(), Unzip(), and ZipRep(). Slightly modified $LK,"FileRead",A="MN:FileRead"$() to disable reading compressed files. Removal of compression planned for the future.

src/Kernel/KernelA.HH

@@ -404,7 +404,7 @@ class CSysLimitBase
 };
 
 #help_index "Memory/Info"
-#define MEM_E820_ENTRIES_NUM	24
+#define MEM_E820_ENTRIES_NUM	48
 #define MEM_E820t_USABLE		1
 #define MEM_E820t_RESERVED		2
 #define MEM_E820t_ACPI			3

src/Kernel/Memory/PageTables.CC

@@ -7,9 +7,9 @@ SYS_INIT_PAGE_TABLES::
 				MOV 		EAX,0x80000001
 				CPUID
 				MOV 		EAX,1<<21
-//			BT			EDX,26
-//			JNC 		@@05
-//			MOV 		EAX,1<<30
+			BT			EDX,26
+			JNC 		@@05
+			MOV 		EAX,1<<30
 @@05: 	MOV 		U32 [MEM_PAGE_SIZE],EAX
 
 //Set mapped space limit