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-rw-r--r--mbr/isohdpfx.S3
1 files changed, 1 insertions, 2 deletions
diff --git a/mbr/isohdpfx.S b/mbr/isohdpfx.S
index 0bf807e9..2784fb80 100644
--- a/mbr/isohdpfx.S
+++ b/mbr/isohdpfx.S
@@ -65,9 +65,8 @@ bootsec:
.text
.globl _start
_start:
-
+ .byte 0x33, 0xed /* xorw %bp, %bp */
cli
- xorw %bp, %bp
movw %bp, %ss
movw $stack, %sp
sti