From: Christophe Leroy <christophe.leroy@c-s.fr>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
scottwood@freescale.com
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 06/11] powerpc/8xx: Remove duplicated code in set_context()
Date: Tue, 20 Jan 2015 10:57:34 +0100 (CET) [thread overview]
Message-ID: <20150120095734.E85D81A5E85@localhost.localdomain> (raw)
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
v2: no change
arch/powerpc/kernel/head_8xx.S | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index a485ad7..a1571b3 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -853,23 +853,21 @@ _GLOBAL(set_context)
*/
li r5, (swapper_pg_dir-PAGE_OFFSET)@l
sub r4, r4, r5
+ tophys (r4, r4)
#ifdef CONFIG_8xx_CPU6
lis r6, cpu6_errata_word@h
ori r6, r6, cpu6_errata_word@l
- tophys (r4, r4)
li r7, 0x3f80
stw r7, 12(r6)
lwz r7, 12(r6)
+#endif
mtspr SPRN_M_TW, r4 /* Update pointeur to level 1 table */
+#ifdef CONFIG_8xx_CPU6
li r7, 0x3380
stw r7, 12(r6)
lwz r7, 12(r6)
- mtspr SPRN_M_CASID, r3 /* Update context */
-#else
- mtspr SPRN_M_CASID,r3 /* Update context */
- tophys (r4, r4)
- mtspr SPRN_M_TW, r4 /* and pgd */
#endif
+ mtspr SPRN_M_CASID, r3 /* Update context */
SYNC
blr
--
2.1.0
reply other threads:[~2015-01-20 9:57 UTC|newest]
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