console: Remove old fix for DEBUG_SMI

No longer needed as wrap_putchar() survives SMM relocation to TSEG.

Change-Id: I6143844b0b9902ef63baf3e5781a5dc4f54234be
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5335
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/src/console/printk.c b/src/console/printk.c
index 1d6b9bf..2fa160b4 100644
--- a/src/console/printk.c
+++ b/src/console/printk.c
@@ -21,7 +21,7 @@
 	console_tx_byte(byte);
 }
 
-void wrap_putchar(unsigned char byte, void *data)
+static void wrap_putchar(unsigned char byte, void *data)
 {
 	do_putchar(byte);
 }
@@ -61,4 +61,3 @@
 	console_tx_flush();
 }
 #endif
-