Re: [PATCH] BaseTools/build_rule: pass contents of DTC_FLAGS device tree compiler

[Ard Biesheuvel <ard.biesheuvel@linaro.org>]

On 1 February 2018 at 01:32, Gao, Liming <liming.gao@intel.com> wrote:
> Ard:
>   Do you consider to add DTC_FLAGS in tools_def.template file? Its value can be empty. So, user bases on tools_def.txt to know which option can be set.
>

You are right, I forgot about the second part

>>-----Original Message-----
>>From: Ard Biesheuvel [mailto:ard.biesheuvel@linaro.org]
>>Sent: Thursday, February 01, 2018 5:49 AM
>>To: edk2-devel@lists.01.org
>>Cc: Gao, Liming <liming.gao@intel.com>; Zhu, Yonghong
>><yonghong.zhu@intel.com>; lersek@redhat.com; Ard Biesheuvel
>><ard.biesheuvel@linaro.org>
>>Subject: [PATCH] BaseTools/build_rule: pass contents of DTC_FLAGS device
>>tree compiler
>>
>>To allow device tree compilation to be customized at the platform or
>>module level, pass the contents of the DTC_FLAGS variable on the
>>dtc command line.
>>
>>Contributed-under: TianoCore Contribution Agreement 1.1
>>Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
>>---
>> BaseTools/Conf/build_rule.template | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>>diff --git a/BaseTools/Conf/build_rule.template
>>b/BaseTools/Conf/build_rule.template
>>index 3e6aa8ff0f34..a5e471eb3c10 100755
>>--- a/BaseTools/Conf/build_rule.template
>>+++ b/BaseTools/Conf/build_rule.template
>>@@ -250,7 +250,7 @@
>>
>>     <Command.GCC>
>>         "$(PP)" $(DTCPP_FLAGS) $(INC) ${src} > ${d_path}(+)${s_base}.i
>>-        "$(DTC)" -I dts -O dtb -o ${dst} ${d_path}(+)${s_base}.i
>>+        "$(DTC)" $(DTC_FLAGS) -I dts -O dtb -o ${dst} ${d_path}(+)${s_base}.i
>>
>> [Visual-Form-Representation-File]
>>     <InputFile>
>>--
>>2.11.0
>