X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=ArmPkg%2FLibrary%2FArmLib%2FArm%2FArmLibSupport.asm;fp=ArmPkg%2FLibrary%2FArmLib%2FArm%2FArmLibSupport.asm;h=219140c22b131884ec1f339f90f28d4e58b7dfe3;hp=85b0feee20d43f98f33672bb39b3b19bacaedec8;hb=1e1d16971d1ae620d15b685fd76959c94d304319;hpb=29af38b0f8f2aa7b08f61a9df38a59dbc15e9302

diff --git a/ArmPkg/Library/ArmLib/Arm/ArmLibSupport.asm b/ArmPkg/Library/ArmLib/Arm/ArmLibSupport.asm
index 85b0feee20..219140c22b 100644
--- a/ArmPkg/Library/ArmLib/Arm/ArmLibSupport.asm
+++ b/ArmPkg/Library/ArmLib/Arm/ArmLibSupport.asm
@@ -155,6 +155,9 @@
   mrc     p15, 0, r0, c1, c0, 0      // Read SCTLR into R0 (Read control register configuration data)
   bx      lr
 
+ RVCT_ASM_EXPORT ArmWriteSctlr
+  mcr     p15, 0, r0, c1, c0, 0
+  bx      lr
 
  RVCT_ASM_EXPORT ArmReadCpuActlr
   mrc     p15, 0, r0, c1, c0, 1