[Xen-changelog] [xen master] xen/arm32: head: Don't set MAIR0 and MAIR1

[patchbot@xxxxxxx]

commit 16af78ade112a275c03bfa8c2d9369baadf71d42
Author:     Julien Grall <julien.grall@xxxxxxx>
AuthorDate: Sat Apr 13 17:00:06 2019 +0100
Commit:     Julien Grall <julien.grall@xxxxxxx>
CommitDate: Thu Jun 6 18:44:33 2019 +0100

    xen/arm32: head: Don't set MAIR0 and MAIR1
    
    The co-processor registers MAIR0 and MAIR1 are managed by EL1. So there
    are no need to initialize them during Xen boot.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
    Reviewed-by: Andrii Anisov <andrii_anisov@xxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 xen/arch/arm/arm32/head.S | 2 --
 1 file changed, 2 deletions(-)

diff --git a/xen/arch/arm/arm32/head.S b/xen/arch/arm/arm32/head.S
index db72438e1a..598806b706 100644
--- a/xen/arch/arm/arm32/head.S
+++ b/xen/arch/arm/arm32/head.S
@@ -212,8 +212,6 @@ cpu_init_done:
         /* Set up memory attribute type tables */
         ldr   r0, =MAIR0VAL
         ldr   r1, =MAIR1VAL
-        mcr   CP32(r0, MAIR0)
-        mcr   CP32(r1, MAIR1)
         mcr   CP32(r0, HMAIR0)
         mcr   CP32(r1, HMAIR1)
 
--
generated by git-patchbot for /home/xen/git/xen.git#master

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/xen-changelog