diff -ur linux-2.6.13.4/arch/i386/boot/setup.S linux-2.6.13.4-sc520/arch/i386/boot/setup.S
--- linux-2.6.13.4/arch/i386/boot/setup.S	2005-10-10 10:54:29.000000000 -0800
+++ linux-2.6.13.4-sc520/arch/i386/boot/setup.S	2005-10-12 10:07:15.000000000 -0800
@@ -391,13 +391,13 @@
 	movw	%ax, (2)
 
 # Set the keyboard repeat rate to the max
-	movw	$0x0305, %ax
-	xorw	%bx, %bx
-	int	$0x16
+#	movw	$0x0305, %ax
+#	xorw	%bx, %bx
+#	int	$0x16
 
 # Check for video adapter and its parameters and allow the
 # user to browse video modes.
-	call	video				# NOTE: we need %ds pointing
+#	call	video				# NOTE: we need %ds pointing
 						# to bootsector
 
 # Get hd0 data...
@@ -424,6 +424,7 @@
 	rep
 	movsb
 # Check that there IS a hd1 :-)
+	jmp	no_disk1
 	movw	$0x01500, %ax
 	movb	$0x81, %dl
 	int	$0x13
@@ -444,6 +445,7 @@
 	stosb
 is_disk1:
 # check for Micro Channel (MCA) bus
+	jmp	no_mca
 	movw	%cs, %ax			# aka SETUPSEG
 	subw	$DELTA_INITSEG, %ax		# aka INITSEG
 	movw	%ax, %ds
@@ -492,6 +494,7 @@
 no_voyager:	
 #endif
 # Check for PS/2 pointing device
+	jmp	no_psmouse
 	movw	%cs, %ax			# aka SETUPSEG
 	subw	$DELTA_INITSEG, %ax		# aka INITSEG
 	movw	%ax, %ds
@@ -516,6 +519,7 @@
 
 #if defined(CONFIG_APM) || defined(CONFIG_APM_MODULE)
 # Then check for an APM BIOS...
+	jmp	done_apm_bios
 						# %ds points to the bootsector
 	movw	$0, 0x40			# version = 0 means no APM BIOS
 	movw	$0x05300, %ax			# APM BIOS installation check
@@ -689,6 +693,7 @@
 # A20 code ported from SYSLINUX 1.52-1.63 by H. Peter Anvin.
 # AMD Elan bug fix by Robert Schwebel.
 #
+	jmp	a20_done
 
 #if defined(CONFIG_X86_ELAN)
 	movb $0x02, %al			# alternate A20 gate
diff -ur linux-2.6.13.4/arch/i386/kernel/cpu/amd.c linux-2.6.13.4-sc520/arch/i386/kernel/cpu/amd.c
--- linux-2.6.13.4/arch/i386/kernel/cpu/amd.c	2005-10-10 10:54:29.000000000 -0800
+++ linux-2.6.13.4-sc520/arch/i386/kernel/cpu/amd.c	2005-10-26 13:15:26.000000000 -0800
@@ -52,11 +52,14 @@
 #define CBAR		(0xfffc) /* Configuration Base Address  (32-bit) */
 #define CBAR_ENB	(0x80000000)
 #define CBAR_KEY	(0X000000CB)
+/*
 			if (c->x86_model==9 || c->x86_model == 10) {
 				if (inl (CBAR) & CBAR_ENB)
 					outl (0 | CBAR_KEY, CBAR);
 			}
+*/
 			break;
+
 		case 5:
 			if( c->x86_model < 6 )
 			{