From c78a62acdfbc0a1cc75ee934f7897b9e99bd3e8d Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 17 Apr 2013 16:13:34 +0000
Subject: x86: Implement panic output for coreboot

panic_puts() can be called in early boot to display a message. It might
help with early debugging.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Wai-Hong Tam <waihong@chromium.org>
---
 arch/x86/cpu/coreboot/coreboot.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'arch/x86/cpu/coreboot/coreboot.c')

diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c
index f8e28f0c82..4a7dae4936 100644
--- a/arch/x86/cpu/coreboot/coreboot.c
+++ b/arch/x86/cpu/coreboot/coreboot.c
@@ -26,6 +26,7 @@
 #include <asm/u-boot-x86.h>
 #include <flash.h>
 #include <netdev.h>
+#include <ns16550.h>
 #include <asm/msr.h>
 #include <asm/cache.h>
 #include <asm/io.h>
@@ -135,3 +136,12 @@ int board_final_cleanup(void)
 
 	return 0;
 }
+
+void panic_puts(const char *str)
+{
+	NS16550_t port = (NS16550_t)0x3f8;
+
+	NS16550_init(port, 1);
+	while (*str)
+		NS16550_putc(port, *str++);
+}
-- 
cgit v1.2.3


From 8f0278eab4410de57ea6a32a8e5a50614a28084f Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 17 Apr 2013 16:13:48 +0000
Subject: x86: Add coreboot timestamps

Add selected coreboot timestamps into bootstage to get a unified view of
the boot timings.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 arch/x86/cpu/coreboot/coreboot.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'arch/x86/cpu/coreboot/coreboot.c')

diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c
index 4a7dae4936..14cb6994cf 100644
--- a/arch/x86/cpu/coreboot/coreboot.c
+++ b/arch/x86/cpu/coreboot/coreboot.c
@@ -91,6 +91,9 @@ void show_boot_progress(int val)
 
 int last_stage_init(void)
 {
+	if (gd->flags & GD_FLG_COLD_BOOT)
+		timestamp_add_to_bootstage();
+
 	return 0;
 }
 
-- 
cgit v1.2.3