On 16 November 2017 at 14:38, Marcin Wojtas <m...@semihalf.com> wrote:
> Hi Ard,
>
> With both PIE disabling patches for AARCH64, when compiling ACPI tables with
> gcc-linaro-5.3.1-2016.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-
> I get following errors:
> [...]
> aarch64-linux-gnu-gcc: error: unrecognized command line option '-no-pie'
> Do I understand correctly, that I should either revert those patches
> or upgrade to the newer toolchain?
>

Ugh.

I thought GCC 5 and later implemented -no-pie, but apparently not.

Does this fix your build? I will need to check whether it fixes the
original issue, but hopefully your toolchain doesn't choke on this:

diff --git a/BaseTools/Conf/tools_def.template
b/BaseTools/Conf/tools_def.template
index aebd7d558633..111fe8da7773 100755
--- a/BaseTools/Conf/tools_def.template
+++ b/BaseTools/Conf/tools_def.template
@@ -4496,10 +4496,10 @@ DEFINE GCC5_AARCH64_CC_FLAGS         =
DEF(GCC49_AARCH64_CC_FLAGS)
 DEFINE GCC5_AARCH64_CC_XIPFLAGS      = DEF(GCC49_AARCH64_CC_XIPFLAGS)
 DEFINE GCC5_ARM_DLINK_FLAGS          = DEF(GCC49_ARM_DLINK_FLAGS) -no-pie
 DEFINE GCC5_ARM_DLINK2_FLAGS         = DEF(GCC49_ARM_DLINK2_FLAGS) -Wno-error
-DEFINE GCC5_AARCH64_DLINK_FLAGS      = DEF(GCC49_AARCH64_DLINK_FLAGS) -no-pie
+DEFINE GCC5_AARCH64_DLINK_FLAGS      = DEF(GCC49_AARCH64_DLINK_FLAGS)
-Wl,-no-pie
 DEFINE GCC5_AARCH64_DLINK2_FLAGS     =
DEF(GCC49_AARCH64_DLINK2_FLAGS) -Wno-error
 DEFINE GCC5_ARM_ASLDLINK_FLAGS       = DEF(GCC49_ARM_ASLDLINK_FLAGS) -no-pie
-DEFINE GCC5_AARCH64_ASLDLINK_FLAGS   =
DEF(GCC49_AARCH64_ASLDLINK_FLAGS) -no-pie
+DEFINE GCC5_AARCH64_ASLDLINK_FLAGS   =
DEF(GCC49_AARCH64_ASLDLINK_FLAGS) -Wl,-no-pie

 
####################################################################################
 #



>
> 2017-11-01 16:18 GMT+01:00 Ard Biesheuvel <ard.biesheu...@linaro.org>:
>> On 1 November 2017 at 15:13, Gao, Liming <liming....@intel.com> wrote:
>>> Reviewed-by: Liming Gao <liming....@intel.com>
>>>
>>
>> Thanks - pushed as 3380a591232de2ab3007ab051010a67c3d000d1c
>>
>>>> -----Original Message-----
>>>> From: Ard Biesheuvel [mailto:ard.biesheu...@linaro.org]
>>>> Sent: Wednesday, November 1, 2017 11:01 PM
>>>> To: edk2-devel@lists.01.org; leif.lindh...@linaro.org; Gao, Liming 
>>>> <liming....@intel.com>; Zhu, Yonghong
>>>> <yonghong....@intel.com>
>>>> Cc: daniel.thomp...@linaro.org; Ard Biesheuvel <ard.biesheu...@linaro.org>
>>>> Subject: [PATCH] BaseTools/tools_def AARCH64 ARM: disable PIE linking for 
>>>> .aslc sources
>>>>
>>>> Commit 1894a7c64c0a ("BaseTools/tools_def AARCH64 ARM: disable PIE
>>>> linking") works around an issue that was caught due to the fact that
>>>> PIE linking produces broken .acpi files. However, v2 of that fix
>>>> inadvertently only applied the workaround to the normal linker command
>>>> line, and not to the ASLD one, so the issue still persists.
>>>>
>>>> So add the missing -no-pie options for ASLD on ARM and AARCH64.
>>>>
>>>> Contributed-under: TianoCore Contribution Agreement 1.1
>>>> Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
>>>> ---
>>>>  BaseTools/Conf/tools_def.template | 4 ++--
>>>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/BaseTools/Conf/tools_def.template 
>>>> b/BaseTools/Conf/tools_def.template
>>>> index 98df0ffc9294..aebd7d558633 100755
>>>> --- a/BaseTools/Conf/tools_def.template
>>>> +++ b/BaseTools/Conf/tools_def.template
>>>> @@ -4498,8 +4498,8 @@ DEFINE GCC5_ARM_DLINK_FLAGS          = 
>>>> DEF(GCC49_ARM_DLINK_FLAGS) -no-pie
>>>>  DEFINE GCC5_ARM_DLINK2_FLAGS         = DEF(GCC49_ARM_DLINK2_FLAGS) 
>>>> -Wno-error
>>>>  DEFINE GCC5_AARCH64_DLINK_FLAGS      = DEF(GCC49_AARCH64_DLINK_FLAGS) 
>>>> -no-pie
>>>>  DEFINE GCC5_AARCH64_DLINK2_FLAGS     = DEF(GCC49_AARCH64_DLINK2_FLAGS) 
>>>> -Wno-error
>>>> -DEFINE GCC5_ARM_ASLDLINK_FLAGS       = DEF(GCC49_ARM_ASLDLINK_FLAGS)
>>>> -DEFINE GCC5_AARCH64_ASLDLINK_FLAGS   = DEF(GCC49_AARCH64_ASLDLINK_FLAGS)
>>>> +DEFINE GCC5_ARM_ASLDLINK_FLAGS       = DEF(GCC49_ARM_ASLDLINK_FLAGS) 
>>>> -no-pie
>>>> +DEFINE GCC5_AARCH64_ASLDLINK_FLAGS   = DEF(GCC49_AARCH64_ASLDLINK_FLAGS) 
>>>> -no-pie
>>>>
>>>>  
>>>> ####################################################################################
>>>>  #
>>>> --
>>>> 2.11.0
>>>
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>> edk2-devel@lists.01.org
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