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Re: [Minios-devel] [UNIKRAFT PATCHv3 08/25] plat/common: Use correct dsb operation flag for Arm64
- To: Wei Chen <wei.chen@xxxxxxx>, <minios-devel@xxxxxxxxxxxxxxxxxxxx>, <simon.kuenzer@xxxxxxxxx>, <florian.schmidt@xxxxxxxxx>, <yuri.volchkov@xxxxxxxxx>, <Felipe.Huici@xxxxxxxxx>
- From: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>
- Date: Thu, 10 Jan 2019 16:13:56 +0100
- Cc: Kaly.Xin@xxxxxxx, nd@xxxxxxx, Jianyong.Wu@xxxxxxx, Justin.He@xxxxxxx
- Delivery-date: Thu, 10 Jan 2019 15:14:14 +0000
- List-id: Mini-os development list <minios-devel.lists.xenproject.org>
Hello Wei Chen,
This patch is fine.
Reviewed-by: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>
Thanks & Regards
Sharan
On 12/13/18 10:15 AM, Wei Chen wrote:
Before MMU turn on, the DSB operation only need to apply out
to the point of unification.
Signed-off-by: Wei Chen <wei.chen@xxxxxxx>
---
plat/common/arm/cache64.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/plat/common/arm/cache64.S b/plat/common/arm/cache64.S
index 9962d71..bada417 100644
--- a/plat/common/arm/cache64.S
+++ b/plat/common/arm/cache64.S
@@ -58,7 +58,7 @@ ENTRY(clean_and_invalidate_dcache_range)
1:
/* clean and invalidate D cache by D cache line size */
dc civac, x0
- dsb ish
+ dsb nsh
/* Move to next line and reduce the size */
add x0, x0, x3
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