From 669b792c77bbc30e9f4d9c95dbc918dc348c49c2 Mon Sep 17 00:00:00 2001
From: Robin Getz <robin.getz@analog.com>
Date: Thu, 21 Jun 2007 16:34:08 +0800
Subject: Blackfin arch: Clean up trace buffer handling, No major functional
 changes.

Turns on trace earlier, so crashes at kernel start should print out a
trace, making things easier to debug.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
---
 arch/blackfin/mach-bf533/head.S | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'arch/blackfin/mach-bf533/head.S')

diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S
index 7e2aa8d0f44f..7dd0e9c3a936 100644
--- a/arch/blackfin/mach-bf533/head.S
+++ b/arch/blackfin/mach-bf533/head.S
@@ -30,6 +30,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/blackfin.h>
+#include <asm/trace.h>
 #if CONFIG_BFIN_KERNEL_CLOCK
 #include <asm/mach/mem_init.h>
 #endif
@@ -96,6 +97,10 @@ ENTRY(__start)
 	M2 = r0;
 	M3 = r0;
 
+	trace_buffer_start(p0,r0);
+	P0 = R1;
+	R0 = R1;
+
 #if CONFIG_DEBUG_KERNEL_START
 
 /*
-- 
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