[ros-diffs] [dgorbachev] 53910: [FREELDR] Fill .bss with 0s at startup. Bug #6523.

Author: dgorbachev
Date: Fri Sep 30 22:15:08 2011
New Revision: 53910

URL: http://svn.reactos.org/svn/reactos?rev=53910&view=rev
Log:
[FREELDR]
Fill .bss with 0s at startup. Bug #6523.

Modified:
    trunk/reactos/boot/freeldr/freeldr/arch/i386/arch.S

Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/arch.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/arch.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/arch.S [iso-8859-1] Fri Sep 30 22:15:08
2011
@@ -58,6 +58,14 @@
 	mov byte ptr [_FrldrBootPartition], dh
 
 	call _EnableA20
+
+	/* Clean out bss */
+	xor eax, eax
+	mov edi, offset __bss_start__
+	mov ecx, offset __bss_end__ + 3
+	sub ecx, edi
+	shr ecx, 2
+	rep stosd
 
 	/* GO! */
 	push eax