[PATCH 05/13] x86: Support debug UART in 64-bit mode

Simon Glass sjg at chromium.org
Mon Mar 13 04:11:02 CET 2023


The debug UART is already set up in SPL, so there is no need to do
anything here. We must provide the (empty) function though.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/x86/cpu/x86_64/cpu.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/x86/cpu/x86_64/cpu.c b/arch/x86/cpu/x86_64/cpu.c
index 6a387612916c..d1c3873dd6a7 100644
--- a/arch/x86/cpu/x86_64/cpu.c
+++ b/arch/x86/cpu/x86_64/cpu.c
@@ -50,3 +50,10 @@ int x86_cpu_init_f(void)
 {
 	return 0;
 }
+
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+void board_debug_uart_init(void)
+{
+	/* this was already done in SPL */
+}
+#endif
-- 
2.40.0.rc1.284.g88254d51c5-goog



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