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-rw-r--r--sys/boot/i386/libi386/biosdisk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/boot/i386/libi386/biosdisk.c b/sys/boot/i386/libi386/biosdisk.c
index 1d60f10..53e7e6a 100644
--- a/sys/boot/i386/libi386/biosdisk.c
+++ b/sys/boot/i386/libi386/biosdisk.c
@@ -215,6 +215,8 @@ bd_int13probe(struct bdinfo *bd)
bd->bd_hds, bd->bd_sec);
/* Determine if we can use EDD with this device. */
+ v86.ctl = V86_FLAGS;
+ v86.addr = 0x13;
v86.eax = 0x4100;
v86.edx = bd->bd_unit;
v86.ebx = 0x55aa;
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