diff --git a/Makefile b/Makefile
index 3073c23..ab825c6 100644
--- a/Makefile
+++ b/Makefile
@@ -18,7 +18,6 @@ OBJS	+= main.o
 OBJS	+= mmio.o
 OBJS	+= util.o
 OBJS	+= bios/intfake.o
-OBJS	+= bios/int10.o
 
 uname_M      := $(shell uname -m | sed -e s/i.86/i386/)
 ifeq ($(uname_M),i386)
@@ -70,13 +69,6 @@ bios/intfake.o: bios/intfake.S bios/intfake-real.S
 	$(Q) objcopy -O binary -j .text bios/intfake-real.o bios/intfake-real.bin
 	$(Q) $(CC) $(CFLAGS) -c bios/intfake.S -o bios/intfake.o
 
-bios/int10.o: bios/int10.S bios/int10-real.S
-	$(E) "  CC      " $@
-	$(Q) $(CC) $(CFLAGS) -c bios/int10-real.S -o bios/int10-real.o
-	$(E) "  OBJCOPY " $@
-	$(Q) objcopy -O binary -j .text bios/int10-real.o bios/int10-real.bin
-	$(Q) $(CC) $(CFLAGS) -c bios/int10.S -o bios/int10.o
-
 check: $(PROGRAM)
 	$(MAKE) -C tests
 	./$(PROGRAM) tests/pit/tick.bin
diff --git a/include/kvm/bios-export.h b/include/kvm/bios-export.h
index aa53899..f76a5de 100644
--- a/include/kvm/bios-export.h
+++ b/include/kvm/bios-export.h
@@ -4,7 +4,4 @@
 extern char intfake[0];
 extern char intfake_end[0];
 
-extern char int10[0];
-extern char int10_end[0];
-
 #endif /* BIOS_EXPORT_H_ */
diff --git a/include/kvm/bios.h b/include/kvm/bios.h
index 9d62fd1..b6bffb2 100644
--- a/include/kvm/bios.h
+++ b/include/kvm/bios.h
@@ -2,27 +2,14 @@
 #define BIOS_H_
 
 /*
- * BIOS data area
+ * Motherboard BIOS
  */
-#define BDA_START		0xf0000
-#define BDA_END			0xfffff
-#define BDA_SIZE		(BDA_END - BDA_START)
-
-#define VIDEO_BASE		0xa0000
-#define VIDEO_BASE_SEG		0xa000
-#define VIDEO_LIMIT		0xbffff
-#define VIDEO_SIZE		0x007d0 /* 80x25 */
+#define KVM_BIOS_START		0xf0000
+#define KVM_BIOS_END		0xfffff
 
 #define REAL_INTR_BASE		0x0000
 #define REAL_INTR_VECTORS	256
 
-#define BIOS_STACK		0xFFF70
-#define BIOS_STACK_SEG		0xFFF7
-#define BIOS_STACK_SIZE		128
-
 #define ALIGN(x, a)		(((x)+((a)-1))&~((a)-1))
 
-#define BIOS_INTR_NEXT(prev, size)	\
-	((prev) + ALIGN(size, 16))
-
 #endif /* BIOS_H_ */
diff --git a/kvm.c b/kvm.c
index 591f64e..1b2dcd8 100644
--- a/kvm.c
+++ b/kvm.c
@@ -373,10 +373,8 @@ static bool load_bzimage(struct kvm *self, int fd, const char *kernel_cmdline)
 	/*
 	 * Setup a *fake* real mode vector table, it has only
 	 * one real hadler which does just iret
-	 *
-	 * This is where the BIOS lives -- BDA area
 	 */
-	intr_addr = BIOS_INTR_NEXT(BDA_START + 0, 16);
+	intr_addr = KVM_BIOS_START;
 	p = guest_flat_to_host(self, intr_addr);
 	memcpy(p, intfake, intfake_end - intfake);
 	intr = (struct real_intr_desc) {
@@ -385,15 +383,6 @@ static bool load_bzimage(struct kvm *self, int fd, const char *kernel_cmdline)
 	};
 	interrupt_table__setup(&self->interrupt_table, &intr);
 
-	intr_addr = BIOS_INTR_NEXT(BDA_START + (intfake_end - intfake), 16);
-	p = guest_flat_to_host(self, intr_addr);
-	memcpy(p, int10, int10_end - int10);
-	intr = (struct real_intr_desc) {
-		.segment	= REAL_SEGMENT(intr_addr),
-		.offset		= 0,
-	};
-	interrupt_table__set(&self->interrupt_table, &intr, 0x10);
-
 	p = guest_flat_to_host(self, 0);
 	interrupt_table__copy(&self->interrupt_table, p, REAL_INTR_SIZE);