From 95d04ebca8be8f71a23e85a2f4822ba90a2e32cc Mon Sep 17 00:00:00 2001
From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Date: Fri, 23 Nov 2018 13:14:27 +0100
Subject: ArmPkg/ArmLib: add support for reading the max physical address space
 size
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Add a helper function that returns the maximum physical address space
size as supported by the current CPU.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
---
 ArmPkg/Include/Library/ArmLib.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'ArmPkg/Include')

diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h
index ffda50e9d7..9a804c15fd 100644
--- a/ArmPkg/Include/Library/ArmLib.h
+++ b/ArmPkg/Include/Library/ArmLib.h
@@ -733,4 +733,10 @@ ArmWriteCntvOff (
   UINT64   Val
   );
 
+UINTN
+EFIAPI
+ArmGetPhysicalAddressBits (
+  VOID
+  );
+
 #endif // __ARM_LIB__
-- 
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