Index: arch/amd64/src/boot/memmap.S
===================================================================
--- arch/amd64/src/boot/memmap.S	(revision b9e97fb2772f7c034a63b8c019ca6396de53e556)
+++ arch/amd64/src/boot/memmap.S	(revision 75d57210e43cbf13ea5866aace7462ee46124f8e)
@@ -120,6 +120,6 @@
 
 e820counter:
-	.byte 0xff
+	.byte 0x0
 
 e820table:
-	.space  (32*E820_RECORD_SIZE),0xff # space for 32 records, each E820_RECORD_SIZE bytes long
+	.space  (32*E820_RECORD_SIZE),0x0 # space for 32 records, each E820_RECORD_SIZE bytes long