[librm] Use libflat to enable A20 line on each real-to-protected transition
[gpxe.git] / src / arch / i386 / transitions / libflat.S
index 9062b74..5e5f7b9 100644 (file)
@@ -348,6 +348,7 @@ enable_a20_fast:
 #define ENABLE_A20_RETRIES 255
        .section ".text16.early", "awx", @progbits
        .code16
+       .globl  enable_a20
 enable_a20:
        /* Preserve registers */
        pushl   %ecx