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-rw-r--r--arch/x86/cpu/start.S11
1 files changed, 3 insertions, 8 deletions
diff --git a/arch/x86/cpu/start.S b/arch/x86/cpu/start.S
index d072825bcd..5b4ee79d88 100644
--- a/arch/x86/cpu/start.S
+++ b/arch/x86/cpu/start.S
@@ -126,14 +126,9 @@ car_init_ret:
call board_init_f_mem
mov %eax, %esp
- /*
- * Debug UART is available here although it may not be plumbed out
- * to pins depending on the board. To use it:
- *
- * call debug_uart_init
- * mov $'a', %eax
- * call printch
- */
+#ifdef CONFIG_DEBUG_UART
+ call debug_uart_init
+#endif
/* Get address of global_data */
mov %fs:0, %edx