On 09/09/15 18:21, Michael Zimmermann wrote:
> what I meant is that git am fails:
> Applying: BaseTools/GenFw: remove ARM and RVCT references from ELF64 code
> error: patch failed: BaseTools/Source/C/GenFw/Elf64Convert.c:360
> error: BaseTools/Source/C/GenFw/Elf64Convert.c: patch does not apply
> Patch failed at 0001 BaseTools/GenFw: remove ARM and RVCT references from
> ELF64 code
> The copy of the patch that failed is found in:
>    /media/Data/repositories/git/efidroid/uefi/edk2/.git/rebase-apply/patch
> When you have resolved this problem, run "git am --continue".
> If you prefer to skip this patch, run "git am --skip" instead.
> To restore the original branch and stop patching, run "git am --abort".
> 
> maybe I did sth. wrong?(I've never used a mailing list patch before). I
> downloaded the mbox from gmane:
> http://download.gmane.org/gmane.comp.bios.edk2.devel/2036/2037

Applying specifically edk2 patches from the mailing list is not easy;
the source files have CRLF line terminators, which leads to all kinds of
"fun". It's doable, but you shouldn't burden yourself with that. Rather
ask Ard to push his work somewhere public, and then you should fetch it
with git.

Thanks
Laszlo


> On Wed, Sep 9, 2015 at 6:17 PM, Ard Biesheuvel <[email protected]>
> wrote:
> 
>>
>>
>> On 9 sep. 2015, at 18:10, Michael Zimmermann <[email protected]>
>> wrote:
>>
>> Yes I'm using 32bit ARM :)
>> thx for the patches - unfortunatelythe patches fail for me.
>>
>>
>> Did you regenerate Conf/tools_def.txt  and rebuild the BaseTools/ ?
>>
>> On Wed, Sep 9, 2015 at 5:33 PM, Ard Biesheuvel <[email protected]>
>> wrote:
>>
>>> On 9 September 2015 at 17:26, Gao, Liming <[email protected]> wrote:
>>>> Michael:
>>>>   Do you use the linker script BaseTools/Scripts/GccBase.lds and -z
>>> common-page-size=4096?
>>>>
>>>
>>> Are you building for 32-bit ARM by any chance? That does not have this
>>> feature wired up yet. I posted a v2 of my series that addresses this
>>> yesterday.
>>>
>>>
>>>
>>>> From: Michael Zimmermann [mailto:[email protected]]
>>>> Sent: Wednesday, September 9, 2015 3:22 PM
>>>> To: Yao, Jiewen
>>>> Cc: Gao, Liming; [email protected]
>>>> Subject: Re: [edk2] Section Alignment of elf binaries compiled with
>>> GCC(Linux)
>>>>
>>>> Unfortunately I missed the replies but I debugged this problem further
>>> and the Problem is that GenFw set's the alignment based on "sh_addralign"
>>> in the Elf header.
>>>>
>>>> The 'common-page-size' flag doesn't change the value of this field
>>> though. what it does change is the Alignment value of the Program Headers:
>>>> Program Headers:
>>>>   Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg
>>> Align
>>>>   LOAD           0x010000 0x00000000 0x00000000 0x042f8 0x042f8 R E
>>> 0x10000
>>>>   LOAD           0x0142f8 0x000142f8 0x000142f8 0x000d4 0x000f4 RW
>>> 0x10000
>>>>   GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RWE 0x10
>>>> the section alignment still stays at 0/1/4.
>>>>
>>>> On Tue, Aug 18, 2015 at 4:49 AM, Yao, Jiewen <[email protected]
>>> <mailto:[email protected]>> wrote:
>>>> OK
>>>>
>>>> -----Original Message-----
>>>> From: Gao, Liming
>>>> Sent: Tuesday, August 18, 2015 10:48 AM
>>>> To: Yao, Jiewen; Michael Zimmermann; [email protected]<mailto:
>>> [email protected]>
>>>> Subject: RE: [edk2] Section Alignment of elf binaries compiled with
>>> GCC(Linux)
>>>>
>>>> Jiewen:
>>>>   The updated message is useful. I suggest to change error level from
>>> EFI_D_ERROR to EFI_D_INFO.
>>>>
>>>> Thanks
>>>> Liming
>>>> -----Original Message-----
>>>> From: Yao, Jiewen
>>>> Sent: Tuesday, August 18, 2015 10:46 AM
>>>> To: Gao, Liming; Michael Zimmermann; [email protected]<mailto:
>>> [email protected]>
>>>> Subject: RE: [edk2] Section Alignment of elf binaries compiled with
>>> GCC(Linux)
>>>>
>>>> Hi
>>>> How about we update debug message like below:
>>>>
>>>> Index: PropertiesTable.c
>>>> ===================================================================
>>>> --- PropertiesTable.c   (revision 18191)
>>>> +++ PropertiesTable.c   (working copy)
>>>> @@ -1120,7 +1120,7 @@
>>>>
>>>>    SetPropertiesTableSectionAlignment (SectionAlignment);
>>>>    if ((SectionAlignment & (EFI_ACPI_RUNTIME_PAGE_ALLOCATION_ALIGNMENT
>>> - 1)) != 0) {
>>>> -    DEBUG ((EFI_D_ERROR, "!!!!!!!!  InsertImageRecord - Section
>>> Alignment(0x%x) is not %dK  !!!!!!!!\n",
>>>> +    DEBUG ((EFI_D_ERROR, "!!!!!!!!  UEFI2.5 PropertiesTable - Runtime
>>> Driver Section Alignment(0x%x) is not %dK  !!!!!!!!\n",
>>>>        SectionAlignment, EFI_ACPI_RUNTIME_PAGE_ALLOCATION_ALIGNMENT >>
>>> 10));
>>>>      PdbPointer = PeCoffLoaderGetPdbPointer ((VOID*) (UINTN)
>>> ImageAddress);
>>>>      if (PdbPointer != NULL) {
>>>>
>>>>
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: edk2-devel [mailto:[email protected]<mailto:
>>> [email protected]>] On Behalf Of Gao, Liming
>>>> Sent: Tuesday, August 18, 2015 10:39 AM
>>>> To: Michael Zimmermann; [email protected]<mailto:
>>> [email protected]>
>>>> Subject: Re: [edk2] Section Alignment of elf binaries compiled with
>>> GCC(Linux)
>>>>
>>>> Hi,
>>>>   This is a warning message that describes the runtime driver alignment
>>> is not 4K.
>>>>
>>>>   UEFI PropertiesTable table feature expects all runtime driver
>>> alignment is 4K. When DxeCore loads Runtime driver, it will check its
>>> alignment and report such warning message if it doesn't meet with the
>>> alignment. If you want to enable this feature, you need to make sure all
>>> runtime driver at 4K. If you don't enable it, you can just ignore this
>>> message.
>>>>
>>>>   To configure runtime driver with 4K alignment, you can modify DSC
>>> file to add the following section.
>>>> [BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
>>>>   GCC:  *_*_*_DLINK_FLAGS = -z common-page-size=0x1000
>>>>   MSFT: *_*_*_DLINK_FLAGS = /ALIGN:4096
>>>>
>>>> Thanks
>>>> Liming
>>>> -----Original Message-----
>>>> From: edk2-devel [mailto:[email protected]<mailto:
>>> [email protected]>] On Behalf Of Michael Zimmermann
>>>> Sent: Sunday, August 16, 2015 12:32 PM
>>>> To: [email protected]<mailto:[email protected]>
>>>> Subject: [edk2] Section Alignment of elf binaries compiled with
>>> GCC(Linux)
>>>>
>>>> When booting(a new device I'm currently working on) I get these
>>> warnings:
>>>> !!!!!!!!  InsertImageRecord - Section Alignment(0x20) is not 4K
>>> !!!!!!!!
>>>>
>>>> the warning is raised by "MdeModulePkg/Core/Dxe/Misc/PropertiesTable.c"
>>> and when compiling using GCC from Linux, the SectionAlignment is set by
>>> "BaseTools/Source/C/GenFw/Elf32Convert.c".
>>>>
>>>> I checked the resulting binaries using "readpe" and indeed they have a
>>> SectionAlignment of 0x20, while the precompiled binaries like Shell.efi
>>> have a Alignment of 0x1000(4K).
>>>>
>>>> So, is this a bug of my GCC compiler or of EDK2?
>>>> _______________________________________________
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>>>> https://lists.01.org/mailman/listinfo/edk2-devel
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>>>>
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>>>
>>
>>
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