[PATCH] StandaloneMmPkg/StandaloneMmMemLib: Update AARCH64 address size

[damian.milosek@intel.com]

[-- Attachment #1: Type: text/plain, Size: 2558 bytes --]

Enable StandaloneMmMemLib to use longer physical addresses than 36 bits.
According to ARM "Learn the architecture - AArch64 memory management"
since Armv8.2-A physical address size was extended to 52 bits.
https://developer.arm.com/documentation/101811/0102/Address-spaces

Signed-off-by: Damian Milosek <damian.milosek@intel.com>
---
.../StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c        | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c b/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c
index 297cfae916..dff3e0145f 100644
--- a/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c
+++ b/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c
@@ -6,7 +6,7 @@
   all MMRAM range via MM_ACCESS_PROTOCOL, including the range for firmware (like MM Core
   and MM driver) and/or specific dedicated hardware.

-  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2015 - 2023, Intel Corporation. All rights reserved.<BR>
   Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.<BR>

   SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -21,7 +21,7 @@
extern EFI_PHYSICAL_ADDRESS  mMmMemLibInternalMaximumSupportAddress;

#ifdef MDE_CPU_AARCH64
-#define ARM_PHYSICAL_ADDRESS_BITS  36
+#define ARM_PHYSICAL_ADDRESS_BITS  52
#endif
#ifdef MDE_CPU_ARM
#define ARM_PHYSICAL_ADDRESS_BITS  32
--
2.37.2.windows.2
---------------------------------------------------------------------
Intel Technology Poland sp. z o.o.
ul. Slowackiego 173 | 80-298 Gdansk | Sad Rejonowy Gdansk Polnoc | VII Wydzial Gospodarczy Krajowego Rejestru Sadowego - KRS 101882 | NIP 957-07-52-316 | Kapital zakladowy 200.000 PLN.
Spolka oswiadcza, ze posiada status duzego przedsiebiorcy w rozumieniu ustawy z dnia 8 marca 2013 r. o przeciwdzialaniu nadmiernym opoznieniom w transakcjach handlowych.

Ta wiadomosc wraz z zalacznikami jest przeznaczona dla okreslonego adresata i moze zawierac informacje poufne. W razie przypadkowego otrzymania tej wiadomosci, prosimy o powiadomienie nadawcy oraz trwale jej usuniecie; jakiekolwiek przegladanie lub rozpowszechnianie jest zabronione.
This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). If you are not the intended recipient, please contact the sender and delete all copies; any review or distribution by others is strictly prohibited.

[-- Attachment #2: Type: text/html, Size: 6186 bytes --]