From: Scott Wood <scottwood@freescale.com>
Date: Thu, 20 Aug 2009 22:44:20 +0000 (-0500)
Subject: ppc/85xx: Don't enable interrupts before we're ready
X-Git-Tag: v2010.09-rc1~1^2~19^2~42^2~92
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3477bda1f5944a7e97918917c63d56dc144e1a51;p=platform%2Fkernel%2Fu-boot.git

ppc/85xx: Don't enable interrupts before we're ready

We cannot handle any exceptions while running in AS1, as the exceptions
will transition back to AS0 without a valid mapping.

Signed-off-by: Scott Wood <scottwood@freescale.com>
---

diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S
index e21a4eb..eaed0e0 100644
--- a/cpu/mpc85xx/start.S
+++ b/cpu/mpc85xx/start.S
@@ -278,8 +278,8 @@ _start_e500:
 	msync
 	tlbwe
 
-	lis	r6,MSR_CE|MSR_ME|MSR_DE|MSR_IS|MSR_DS@h
-	ori	r6,r6,MSR_CE|MSR_ME|MSR_DE|MSR_IS|MSR_DS@l
+	lis	r6,MSR_IS|MSR_DS@h
+	ori	r6,r6,MSR_IS|MSR_DS@l
 	lis	r7,switch_as@h
 	ori	r7,r7,switch_as@l