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authorLiu Yibin <jiulong@linux.alibaba.com>2020-04-21 15:56:28 +0800
committerGuo Ren <guoren@linux.alibaba.com>2020-05-13 17:55:05 +0800
commit165f2d2858013253042809df082b8df7e34e86d7 (patch)
treeaeccca734fe97d89105a3674fc30d7355e6581fe
parentc2e59d1f4df8783856a4e6a05a7d4a76d7cf7082 (diff)
downloadlinux-165f2d2858013253042809df082b8df7e34e86d7.tar.gz
csky: Fixup msa highest 3 bits mask
Just as comment mentioned, the msa format: cr<30/31, 15> MSA register format: 31 - 29 | 28 - 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 BA Reserved SH WA B SO SEC C D V So we should shift 29 bits not 28 bits for mask Signed-off-by: Liu Yibin <jiulong@linux.alibaba.com> Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
-rw-r--r--arch/csky/abiv1/inc/abi/entry.h4
-rw-r--r--arch/csky/abiv2/inc/abi/entry.h4
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/csky/abiv1/inc/abi/entry.h b/arch/csky/abiv1/inc/abi/entry.h
index 5056ebb902d183..61d94ec7dd160f 100644
--- a/arch/csky/abiv1/inc/abi/entry.h
+++ b/arch/csky/abiv1/inc/abi/entry.h
@@ -167,8 +167,8 @@
* BA Reserved C D V
*/
cprcr r6, cpcr30
- lsri r6, 28
- lsli r6, 28
+ lsri r6, 29
+ lsli r6, 29
addi r6, 0xe
cpwcr r6, cpcr30
diff --git a/arch/csky/abiv2/inc/abi/entry.h b/arch/csky/abiv2/inc/abi/entry.h
index a99aff555a0ac1..ab63c41abccadf 100644
--- a/arch/csky/abiv2/inc/abi/entry.h
+++ b/arch/csky/abiv2/inc/abi/entry.h
@@ -285,8 +285,8 @@
*/
mfcr r6, cr<30, 15> /* Get MSA0 */
2:
- lsri r6, 28
- lsli r6, 28
+ lsri r6, 29
+ lsli r6, 29
addi r6, 0x1ce
mtcr r6, cr<30, 15> /* Set MSA0 */