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From: Larry Johnson <lrj@arlinx.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH] ppc4xx: Fix dflush() to restore DVLIM register
Date: Wed, 09 Jan 2008 23:10:27 -0500	[thread overview]
Message-ID: <47859AB3.1040506@arlinx.com> (raw)

Signed-off-by: Larry Johnson <lrj@acm.org>
---
 cpu/ppc4xx/start.S |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
index a730604..77c2aa4 100644
--- a/cpu/ppc4xx/start.S
+++ b/cpu/ppc4xx/start.S
@@ -1700,6 +1700,7 @@ trap_reloc:
 	rlwinm	r8,r9,0,15,13
 	rlwinm	r8,r8,0,17,15
 	mtmsr	r8
+	mfspr	r8,dvlim
 	addi	r3,r0,0x0000
 	mtspr	dvlim,r3
 	mfspr	r3,ivpr
@@ -1714,6 +1715,7 @@ trap_reloc:
 ..ag:	dcbf	r0,r3
 	addi	r3,r3,-32
 	bdnz	..ag
+	mtspr	dvlim,r8
 	sync
 	mtmsr	r9
 	blr

             reply	other threads:[~2008-01-10  4:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-10  4:10 Larry Johnson [this message]
2008-01-10 17:53 ` [U-Boot-Users] [PATCH] ppc4xx: Fix dflush() to restore DVLIM register Stefan Roese

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