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en-US Content-Type: multipart/alternative; boundary="_000_MW5PR11MB5882EE3DCEB5E5CADFE30FA095C99MW5PR11MB5882namp_" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1674569642; bh=naT/2qu9ZorV3ApvoH0jRB693D6mYXhhStaA9hEn+LU=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=SxzIApIPpM4WT863hA0WPi9zsc9td2Oal2OGoQUwY3zV2SlTMD8pui9cNVgpwjwsgeg ke7T+zHEr4dEzLK+d/VKEl7Gny+vt9wWyO2qE/aA+rWHBRVHZqRMnU4mGEWoRmMD+SoGC dxU+sA8Trvn6t4YfHJtnsdz7HSaMKteVfO0= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1674569643470100002 --_000_MW5PR11MB5882EE3DCEB5E5CADFE30FA095C99MW5PR11MB5882namp_ MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Extending only to 48 bits to avoid page table entry layout issues. Signed-off-by: Damian Milosek --- .../StandaloneMmMemLib/ArmStandaloneMmMemLibInternal.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemL= ibInternal.c b/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMe= mLibInternal.c index 297cfae916..25ad993cdb 100644 --- a/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInter= nal.c +++ b/StandaloneMmPkg/Library/StandaloneMmMemLib/ArmStandaloneMmMemLibInter= nal.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.
+ Copyright (c) 2015 - 2023, Intel Corporation. All rights reserved.
Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.
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 48 #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 Wydz= ial Gospodarczy Krajowego Rejestru Sadowego - KRS 101882 | NIP 957-07-52-31= 6 | Kapital zakladowy 200.000 PLN. Spolka oswiadcza, ze posiada status duzego przedsiebiorcy w rozumieniu usta= wy z dnia 8 marca 2013 r. o przeciwdzialaniu nadmiernym opoznieniom w trans= akcjach handlowych. Ta wiadomosc wraz z zalacznikami jest przeznaczona dla okreslonego adresata= i moze zawierac informacje poufne. W razie przypadkowego otrzymania tej wi= adomosci, prosimy o powiadomienie nadawcy oraz trwale jej usuniecie; jakiek= olwiek przegladanie lub rozpowszechnianie jest zabronione. This e-mail and any attachments may contain confidential material for the s= ole use of the intended recipient(s). If you are not the intended recipient= , please contact the sender and delete all copies; any review or distributi= on by others is strictly prohibited. -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#98977): https://edk2.groups.io/g/devel/message/98977 Mute This Topic: https://groups.io/mt/96497597/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- --_000_MW5PR11MB5882EE3DCEB5E5CADFE30FA095C99MW5PR11MB5882namp_ Content-Type: text/html; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable

Enable StandaloneMmMemLib to use longer physical add= resses than 36 bits.

According to ARM "Learn the architecture - AArc= h64 memory management"

since Armv8.2-A physical address size was extended t= o 52 bits.

https://developer.arm.com/documentation/101811/0102/= Address-spaces

Extending only to 48 bits to avoid page table entry = layout issues.

 

Signed-off-by: Damian Milosek <damian.milosek@int= el.com>

---

.../StandaloneMmMemLib/ArmStandaloneMmMemLibInternal= .c        | 4 ++--

1 file changed, 2 insertions(+), 2 deletions(-)=

 

diff --git a/StandaloneMmPkg/Library/StandaloneMmMem= Lib/ArmStandaloneMmMemLibInternal.c b/StandaloneMmPkg/Library/StandaloneMmM= emLib/ArmStandaloneMmMemLibInternal.c

index 297cfae916..25ad993cdb 100644

--- a/StandaloneMmPkg/Library/StandaloneMmMemLib/Arm= StandaloneMmMemLibInternal.c

+++ b/StandaloneMmPkg/Library/StandaloneMmMemLib/Arm= StandaloneMmMemLibInternal.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 dedicate= d hardware.

-  Copyright (c) 2015, Intel Corporation. All r= ights 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-Cla= use-Patent

@@ -21,7 +21,7 @@

extern EFI_PHYSICAL_ADDRESS  mMmMemLibInternalM= aximumSupportAddress;

 #ifdef MDE_CPU_AARCH64

-#define ARM_PHYSICAL_ADDRESS_BITS  36

+#define ARM_PHYSICAL_ADDRESS_BITS  48

#endif

#ifdef MDE_CPU_ARM

#define ARM_PHYSICAL_ADDRESS_BITS  32

--

2.37.2.windows.2

Intel = Technology Poland sp. z o.o.
 ul. Słowackiego 173 | 80-298 Gdańsk | Sąd Rejonowy G= dańsk Północ | VII Wydział Gospodarczy Krajowego Rejest= ru Sądowego - KRS 101882 | NIP 957-07-52-316 | Kapitał zakła= dowy 200.000 PLN.
Spółka oświadcza, że posiada status du= 80;ego przedsiębiorcy w rozumieniu ustawy z dnia 8 marca 2013 r. o prz= eciwdziałaniu nadmiernym opóźnieniom w transakcjach handlowy= ch.

Ta wiadomość wraz z załącznikami jest przeznacz= ona dla określonego adresata i może zawierać informacje pouf= ne. W razie przypadkowego otrzymania tej wiadomości, prosimy o powiado= mienie nadawcy oraz trwałe jej usunięcie; jakiekolwiek przegl= 1;danie lub rozpowszechnianie jest zabronione.
This e-mail and any attachments may contain confidential material f= or the sole use of the intended recipient(s). If you are not the intended r= ecipient, please contact the sender and delete all copies; any review or di= stribution by others is strictly prohibited.

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