From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail05.groups.io (mail05.groups.io [45.79.224.7]) by spool.mail.gandi.net (Postfix) with ESMTPS id 5B6F9AC02E3 for ; Thu, 25 Apr 2024 00:16:48 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=kk1TEe20Wc/HN4WhY4TrR/rDn2dOaIy0veFJnpaf4Pc=; c=relaxed/simple; d=groups.io; h=MIME-Version:From:Date:Message-ID:Subject:To:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Resent-Date:Resent-From:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Type; s=20240206; t=1714004207; v=1; b=TpRhN/XmHONJtO0WSo5Ih2ecQ9LVQRw8pYx2sGSDDDYj7bmLl/toDIxFjneOVY6bVa6pJQoA 3yDmm3KVBEMi8ZBTuyrkR4tUq47G2cPAy779e3G6+vM7AGjOrv7P/dLGvxP8gUOpoPRjr/OMRR1 lVXjD1yKyDClsC0HQunX+LvNAJ9QQW87aBT8AGIxBoOaCY93voufg2pLjWiAJRHDCnKS4rL9Wcw P9usxAN4grNBycY3bFwSkR0zzflLoclJmJahcnqgSmWzYACM/A/1a6Xod3pkJBqf2rfag6aUQhc X7Of1Ga7mtjDRjH8R3Ke6Jat22sThjM39RW7+Q/UU/97w== X-Received: by 127.0.0.2 with SMTP id eU7tYY7687511xZW0U4GysEs; Wed, 24 Apr 2024 17:16:47 -0700 X-Received: from mail-ed1-f42.google.com (mail-ed1-f42.google.com [209.85.208.42]) by mx.groups.io with SMTP id smtpd.web11.13238.1713773239511389478 for ; Mon, 22 Apr 2024 01:07:19 -0700 X-Received: by mail-ed1-f42.google.com with SMTP id 4fb4d7f45d1cf-5720f729cfaso267335a12.1 for ; Mon, 22 Apr 2024 01:07:19 -0700 (PDT) X-Gm-Message-State: apWYLxgWtenFGDLnj5EIVnFZx7686176AA= X-Google-Smtp-Source: AGHT+IFY3etdg+C46W8kWcKorNsGvjDDXL1y3qplPtm8LT3rdh1SoV4OKEIkCbmmv2zE6xxH4xE3pLSD/V49ie3VE/4= X-Received: by 2002:a17:906:3ed5:b0:a4a:aaa9:8b3b with SMTP id d21-20020a1709063ed500b00a4aaaa98b3bmr4836192ejj.77.1713773237311; Mon, 22 Apr 2024 01:07:17 -0700 (PDT) MIME-Version: 1.0 From: Ba Gia Bao Phan Date: Mon, 22 Apr 2024 10:07:06 +0200 Message-ID: Subject: [edk2-devel] Synchronous Exception at ArmGicDxe To: devel@edk2.groups.io Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Resent-Date: Wed, 24 Apr 2024 17:16:46 -0700 Resent-From: phanbagiabao2001@gmail.com Reply-To: devel@edk2.groups.io,phanbagiabao2001@gmail.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: Content-Type: multipart/alternative; boundary="000000000000091dba0616aaed68" X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20240206 header.b="TpRhN/Xm"; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 45.79.224.7 as permitted sender) smtp.mailfrom=bounce@groups.io --000000000000091dba0616aaed68 Content-Type: text/plain; charset="UTF-8" Hi Everyone, I'm working on a project with edk2, and these guys are trying to port edk2 to STM32MP25 platforms. I had no issue compiling and booting the image on my device. Then I've come across an issue at very early stages of booting. I was given a Synchronous Exception listed briefly below. Synchronous Exception at *0x000000010A63501C* PC 0x00010A63501C (0x00010A633000+0x0000201C) [ 0] ArmGicDxe.dll PC 0x00010A6350CC (0x00010A633000+0x000020CC) [ 0] ArmGicDxe.dll PC 0x00010A63657C (0x00010A633000+0x0000357C) [ 0] ArmGicDxe.dll PC 0x00010A85853C (0x00010A851000+0x0000753C) [ 1] DxeCore.dll PC 0x00010A8666DC (0x00010A851000+0x000156DC) [ 1] DxeCore.dll PC 0x00010A85BF14 (0x00010A851000+0x0000AF14) [ 1] DxeCore.dll PC 0x000084006EBC PC 0x00008400700C [ 0] /local/home/phanbagi/Documents/RPi3/Build/STM32MP25/DEBUG_GCC5/AARCH64/ArmPkg/Drivers/ArmGic/ArmGicDxe/DEBUG/ArmGicDxe.dll [ 1] /local/home/phanbagi/Documents/RPi3/Build/STM32MP25/DEBUG_GCC5/AARCH64/MdeModulePkg/Core/Dxe/DxeMain/DEBUG/DxeCore.dll X0 0x00000004AC100004 X1 0x0000000000000000 X2 0x0000000000000000 X3 0x4F46A76E3FDDA605 X4 0x083D1B53F41229AD X5 0x00000000003CF238 X6 0x0000000000000080 X7 0x0000000000000000 X8 0x000000010A850688 X9 0x0000000400000000 X10 0x0000000109E9F000 X11 0x000000010A297FFF X12 0x0000000000000000 X13 0x000000000000000E X14 0x00000000000000FF X15 0x0000000000000002 X16 0x000000010AFFFAD0 X17 0x0000000000395790 X18 0x0000000000000000 X19 0x00000004AC100004 X20 0x000000010A638000 X21 0x000000010A638000 X22 0x000000010A638000 X23 0x000000010A6380A8 X24 0x000000010A876448 X25 0x000000010A873026 X26 0x000000010A877000 X27 0x800000000000000E X28 0x0000000000000001 FP 0x000000010AFFFA50 LR 0x000000010A6350CC V0 0xAFAFAFAFAFAFAFAF AFAFAFAFAFAFAFAF V1 0xFFFFFF80FFFFFFD0 000000010AFFFA30 V2 0x00000007AAAA0000 000000000E001858 V3 0x0000100000000000 0000000000000100 V4 0x0000000000000000 0000000000000000 V5 0x0000000000000000 0000000000000000 V6 0x0000000000000000 0000000000000000 V7 0x0000000000000000 0000000000000000 V8 0x0000000000000000 0000000000000000 V9 0x0000000000000000 0000000000000000 V10 0x0000000000000000 0000000000000000 V11 0x0000000000000000 0000000000000000 V12 0x0000000000000000 0000000000000000 V13 0x0000000000000000 0000000000000000 V14 0x0000000000000000 0000000000000000 V15 0x0000000000000000 0000000000000000 V16 0x6145998C70863CB0 9004002B4AC68640 V17 0x646586E820A5D596 AA30249EC11F1469 V18 0x5756252D20E5B421 336EEAEC2122B3AB V19 0x6285C083AAECD063 020A72C37700322A V20 0x40846C68BA2085FB 20966526601C44BB V21 0x818208204CD0A89D 6D84E94813E14B24 V22 0x2362CBA9962AF073 E83ED49CD4A13F98 V23 0x0C1123CD73F5C5B0 C3E9222891467015 V24 0x02B1194895858177 1B028BE1A860D73B V25 0x542AB00936183D90 752F1D1CCC4D2345 V26 0x03D02013962356F3 0CCA6F83842045EA V27 0x9DF9D2A28D44915E 2892460B223FD84C V28 0x61A2CC120A809CD8 AC33034803D74C10 V29 0x7A1089709810B030 88B3298EEB68B450 V30 0xD20F81310E0896C0 20E2BA370E2AC6F9 V31 0x6C3BBEA030B2BB50 2C2A91AAF201EF50 SP 0x000000010AFFFA50 ELR 0x000000010A63501C SPSR 0x400003C5 FPSR 0x00000000 ESR 0x96000005 FAR 0x00000004AC100004 ESR : EC 0x25 IL 0x1 ISS 0x00000005 Data abort: Translation fault, first level By using objdump to determine where the wrong source code is, I found out that the program stopped around the code below. UINT32 EFIAPI MmioRead32 ( IN UINTN Address ) { UINT32 Value; BOOLEAN Flag; ASSERT ((Address & 3) == 0); Flag = FilterBeforeMmIoRead (FilterWidth32, Address, &Value); if (Flag) { MemoryFence (); if (IsTdxGuest ()) { Value = TdMmioRead32 (Address); } else { Value = *(volatile UINT32 *)Address; } MemoryFence (); } FilterAfterMmIoRead (FilterWidth32, Address, &Value); return Value; } Output of objdump: UINT32 EFIAPI MmioRead32 ( IN UINTN Address ) { 1fec: a9be7bfd stp x29, x30, [sp, #-32]! 1ff0: 910003fd mov x29, sp 1ff4: f9000bf3 str x19, [sp, #16] 1ff8: aa0003f3 mov x19, x0 UINT32 Value; BOOLEAN Flag; ASSERT ((Address & 3) == 0); 1ffc: f240041f tst x0, #0x3 2000: 540000e0 b.eq 201c // b.none 2004: b0000002 adrp x2, 3000 2008: b0000000 adrp x0, 3000 200c: 913ac442 add x2, x2, #0xeb1 2010: 913b1000 add x0, x0, #0xec4 2014: d2804461 mov x1, #0x223 // #547 2018: 97ffff7a bl 1e00 Flag = FilterBeforeMmIoRead (FilterWidth32, Address, &Value); if (Flag) { * Value = *(volatile UINT32 *)Address; 201c: b9400260 ldr w0, [x19]* } FilterAfterMmIoRead (FilterWidth32, Address, &Value); return Value; } Thanks -- PHAN Ba Gia Bao Etudiant en 5A STI - INSA Centre Val de Loire -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#118243): https://edk2.groups.io/g/devel/message/118243 Mute This Topic: https://groups.io/mt/105721886/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=- --000000000000091dba0616aaed68 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi Everyone,

I'm working on a project with edk2= , and these guys are trying to port edk2 to STM32MP25 platforms. I had no i= ssue compiling and booting the image on my device. Then I've come acros= s an issue at very early stages of booting. I was given a Synchronous Excep= tion=C2=A0listed briefly below.

Synchronous Exception at 0x00000= 0010A63501C
PC 0x00010A63501C (0x00010A633000+0x0000201C) [ 0] ArmGi= cDxe.dll
PC 0x00010A6350CC (0x00010A633000+0x000020CC) [ 0] ArmGicDxe.dl= l
PC 0x00010A63657C (0x00010A633000+0x0000357C) [ 0] ArmGicDxe.dll
PC= 0x00010A85853C (0x00010A851000+0x0000753C) [ 1] DxeCore.dll
PC 0x00010A= 8666DC (0x00010A851000+0x000156DC) [ 1] DxeCore.dll
PC 0x00010A85BF14 (0= x00010A851000+0x0000AF14) [ 1] DxeCore.dll
PC 0x000084006EBC
PC 0x000= 08400700C

[ 0] /local/home/phanbagi/Documents/RPi3/Build/STM32MP25/D= EBUG_GCC5/AARCH64/ArmPkg/Drivers/ArmGic/ArmGicDxe/DEBUG/ArmGicDxe.dll
[ = 1] /local/home/phanbagi/Documents/RPi3/Build/STM32MP25/DEBUG_GCC5/AARCH64/M= deModulePkg/Core/Dxe/DxeMain/DEBUG/DxeCore.dll

=C2=A0 X0 0x00000004A= C100004 =C2=A0 X1 0x0000000000000000 =C2=A0 X2 0x0000000000000000 =C2=A0 X3= 0x4F46A76E3FDDA605
=C2=A0 X4 0x083D1B53F41229AD =C2=A0 X5 0x00000000003= CF238 =C2=A0 X6 0x0000000000000080 =C2=A0 X7 0x0000000000000000
=C2=A0 X= 8 0x000000010A850688 =C2=A0 X9 0x0000000400000000 =C2=A0X10 0x0000000109E9F= 000 =C2=A0X11 0x000000010A297FFF
=C2=A0X12 0x0000000000000000 =C2=A0X13 = 0x000000000000000E =C2=A0X14 0x00000000000000FF =C2=A0X15 0x000000000000000= 2
=C2=A0X16 0x000000010AFFFAD0 =C2=A0X17 0x0000000000395790 =C2=A0X18 0x= 0000000000000000 =C2=A0X19 0x00000004AC100004
=C2=A0X20 0x000000010A6380= 00 =C2=A0X21 0x000000010A638000 =C2=A0X22 0x000000010A638000 =C2=A0X23 0x00= 0000010A6380A8
=C2=A0X24 0x000000010A876448 =C2=A0X25 0x000000010A873026= =C2=A0X26 0x000000010A877000 =C2=A0X27 0x800000000000000E
=C2=A0X28 0x0= 000000000000001 =C2=A0 FP 0x000000010AFFFA50 =C2=A0 LR 0x000000010A6350CC = =C2=A0

=C2=A0 V0 0xAFAFAFAFAFAFAFAF AFAFAFAFAFAFAFAF =C2=A0 V1 0xFFF= FFF80FFFFFFD0 000000010AFFFA30
=C2=A0 V2 0x00000007AAAA0000 000000000E00= 1858 =C2=A0 V3 0x0000100000000000 0000000000000100
=C2=A0 V4 0x000000000= 0000000 0000000000000000 =C2=A0 V5 0x0000000000000000 0000000000000000
= =C2=A0 V6 0x0000000000000000 0000000000000000 =C2=A0 V7 0x0000000000000000 = 0000000000000000
=C2=A0 V8 0x0000000000000000 0000000000000000 =C2=A0 V9= 0x0000000000000000 0000000000000000
=C2=A0V10 0x0000000000000000 000000= 0000000000 =C2=A0V11 0x0000000000000000 0000000000000000
=C2=A0V12 0x000= 0000000000000 0000000000000000 =C2=A0V13 0x0000000000000000 000000000000000= 0
=C2=A0V14 0x0000000000000000 0000000000000000 =C2=A0V15 0x000000000000= 0000 0000000000000000
=C2=A0V16 0x6145998C70863CB0 9004002B4AC68640 =C2= =A0V17 0x646586E820A5D596 AA30249EC11F1469
=C2=A0V18 0x5756252D20E5B421 = 336EEAEC2122B3AB =C2=A0V19 0x6285C083AAECD063 020A72C37700322A
=C2=A0V20= 0x40846C68BA2085FB 20966526601C44BB =C2=A0V21 0x818208204CD0A89D 6D84E9481= 3E14B24
=C2=A0V22 0x2362CBA9962AF073 E83ED49CD4A13F98 =C2=A0V23 0x0C1123= CD73F5C5B0 C3E9222891467015
=C2=A0V24 0x02B1194895858177 1B028BE1A860D73= B =C2=A0V25 0x542AB00936183D90 752F1D1CCC4D2345
=C2=A0V26 0x03D020139623= 56F3 0CCA6F83842045EA =C2=A0V27 0x9DF9D2A28D44915E 2892460B223FD84C
=C2= =A0V28 0x61A2CC120A809CD8 AC33034803D74C10 =C2=A0V29 0x7A1089709810B030 88B= 3298EEB68B450
=C2=A0V30 0xD20F81310E0896C0 20E2BA370E2AC6F9 =C2=A0V31 0x= 6C3BBEA030B2BB50 2C2A91AAF201EF50

=C2=A0 SP 0x000000010AFFFA50 =C2= =A0ELR 0x000000010A63501C =C2=A0SPSR 0x400003C5 =C2=A0FPSR 0x00000000
= =C2=A0ESR 0x96000005 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0FAR 0x00000004AC1000= 04

=C2=A0ESR : EC 0x25 =C2=A0IL 0x1 =C2=A0ISS 0x00000005

Data= abort: Translation fault, first level


By using objdump to deter= mine where the wrong source code is, I found out that the program stopped a= round the code below.

UINT32
EFIAPI
MmioRead32 (
=C2=A0 IN = =C2=A0 =C2=A0 =C2=A0UINTN =C2=A0Address
=C2=A0 )
{
=C2=A0 UINT32 = =C2=A0 Value;
=C2=A0 BOOLEAN =C2=A0Flag;

=C2=A0 ASSERT ((Address = & 3) =3D=3D 0);

=C2=A0 Flag =3D FilterBeforeMmIoRead (FilterWidt= h32, Address, &Value);
=C2=A0 if (Flag) {
=C2=A0 =C2=A0 MemoryFen= ce ();

=C2=A0 =C2=A0 if (IsTdxGuest ()) {
=C2=A0 =C2=A0 =C2=A0 Va= lue =3D TdMmioRead32 (Address);
=C2=A0 =C2=A0 } else {
=C2=A0 =C2=A0 = =C2=A0 Value =3D *(volatile UINT32 *)Address;
=C2=A0 =C2=A0 }

=C2= =A0 =C2=A0 MemoryFence ();
=C2=A0 }

=C2=A0 FilterAfterMmIoRead (F= ilterWidth32, Address, &Value);

=C2=A0 return Value;
}
Output of objdump:
UINT32
EFIAPI
MmioRead32 (
=C2=A0 IN =C2=A0= =C2=A0 =C2=A0UINTN =C2=A0Address
=C2=A0 )
{
=C2=A0 =C2=A0 1fec: a= 9be7bfd stp x29, x30, [sp, #-32]!
=C2=A0 =C2=A0 1ff0: 910003fd mov x29= , sp
=C2=A0 =C2=A0 1ff4: f9000bf3 str x19, [sp, #16]
=C2=A0 =C2=A0 1= ff8: aa0003f3 mov x19, x0
=C2=A0 UINT32 =C2=A0 Value;
=C2=A0 BOOLEAN= =C2=A0Flag;

=C2=A0 ASSERT ((Address & 3) =3D=3D 0);
=C2=A0 = =C2=A0 1ffc: f240041f tst x0, #0x3
=C2=A0 =C2=A0 2000: 540000e0 b.eq 2= 01c <MmioRead32+0x30> =C2=A0// b.none
=C2=A0 =C2=A0 2004: b0000002= adrp x2, 3000 <MmioAndThenOr32.isra.0>
=C2=A0 =C2=A0 2008: b0000= 000 adrp x0, 3000 <MmioAndThenOr32.isra.0>
=C2=A0 =C2=A0 200c: 91= 3ac442 add x2, x2, #0xeb1
=C2=A0 =C2=A0 2010: 913b1000 add x0, x0, #0x= ec4
=C2=A0 =C2=A0 2014: d2804461 mov x1, #0x223 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 // #547
=C2=A0 =C2=A0 2018: 97ffff7a= bl 1e00 <DebugAssert>

=C2=A0 Flag =3D FilterBeforeMmIoRead (= FilterWidth32, Address, &Value);
=C2=A0 if (Flag) {
=C2=A0 =C2= =A0 Value =3D *(volatile UINT32 *)Address;
=C2=A0 =C2=A0 201c: b9400260 = ldr w0, [x19]
=C2=A0 }

=C2=A0 FilterAfterMmIoRead (FilterWid= th32, Address, &Value);

=C2=A0 return Value;
}

Th= anks
--
PHAN Ba Gia Bao
Etudiant en 5A STI - INSA Centre Val= de Loire
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