[tkreuzer] 65485: [FREELDR] Move down MEMORY_MARGIN to 0x9A00 to fix boot on BIOSes with even larger EBDAs (see also r64945 and r65127), still leaving 48KB for the DISKREADBUFFER CORE-8830 #resolve

Author: tkreuzer
Date: Tue Nov 25 20:21:16 2014
New Revision: 65485

URL: http://svn.reactos.org/svn/reactos?rev=65485&view=rev
Log:
[FREELDR]
Move down MEMORY_MARGIN to 0x9A00 to fix boot on BIOSes with even larger EBDAs (see also
r64945 and r65127), still leaving 48KB for the DISKREADBUFFER
CORE-8830 #resolve

Modified:
    trunk/reactos/boot/freeldr/freeldr/include/arch/pc/x86common.h

Modified: trunk/reactos/boot/freeldr/freeldr/include/arch/pc/x86common.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/inclu…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/include/arch/pc/x86common.h	[iso-8859-1]
(original)
+++ trunk/reactos/boot/freeldr/freeldr/include/arch/pc/x86common.h	[iso-8859-1] Tue Nov 25
20:21:16 2014
@@ -17,7 +17,7 @@
 #define FREELDR_BASE        HEX(F800)
 #define FREELDR_PE_BASE    HEX(10000)
 #define DISKREADBUFFER     HEX(8E000) /* Buffer to store data read in from the disk via
the BIOS */
-#define MEMORY_MARGIN      HEX(9C000) /* Highest usable address */
+#define MEMORY_MARGIN      HEX(9A000) /* Highest usable address */
 /* 9F000- 9FFFF is reserved for the EBDA */
 
 #define BIOSCALLBUFSEGMENT (BIOSCALLBUFFER/16) /* Buffer to store temporary data for any
Int386() call */