Am 28.02.2017 um 17:46 schrieb Guillaume Gardet:
> Le 28/02/2017 à 17:30, Andreas Färber a écrit :
>> Am 28.02.2017 um 16:33 schrieb Guillaume Gardet:
>>> Le 28/02/2017 à 16:18, Andreas Färber a écrit :
>>>> Am 28.02.2017 um 14:55 schrieb Guillaume Gardet:
>>>>> in cross-armv7hl-gcc6 package, we get all the cross build tools, but
>>>>> with the gcc version appended. So, we have
>>>>> armv7hl-suse-linux-gnueabi-gcc-6 instead of
>>>>> armv7hl-suse-linux-gnueabi-gcc.
>>>>>
>>>>> This is a problem to build things such as u-boot or Linux kernel which
>>>>> just use a CROSS_COMPILE prefix for the GCC tools in their Makefiles.
>>>>>
>>>>> Is there any update-alternatives mechanism or something?
>>>> The solution is to specify CROSS_COMPILE= for binutils and CC= for gcc.
>>> It will not work. Here is an extract of the U-Boot Makefile:
>>> AS = $(CROSS_COMPILE)as
>>> # Always use GNU ld
>>> ifneq ($(shell $(CROSS_COMPILE)ld.bfd -v 2> /dev/null),)
>>> LD = $(CROSS_COMPILE)ld.bfd
>>> else
>>> LD = $(CROSS_COMPILE)ld
>>> endif
>>> CC = $(CROSS_COMPILE)gcc
>>> CPP = $(CC) -E
>>> AR = $(CROSS_COMPILE)ar
>>> NM = $(CROSS_COMPILE)nm
>>> LDR = $(CROSS_COMPILE)ldr
>>> STRIP = $(CROSS_COMPILE)strip
>>> OBJCOPY = $(CROSS_COMPILE)objcopy
>>> OBJDUMP = $(CROSS_COMPILE)objdump
>>>
>>> You can note that a number of tools are missing from the openSUSE
>>> package.
>> I don't understand your point. I have successfully used
>> cross-aarch64-gcc{6,7} with mainline U-Boot!
>>
>> As I said, you need both variables:
>> make CROSS_COMPILE=aarch64-suse-linux- CC=aarch64-suse-linux-gcc-7 ...
>
> I tried:
> make CROSS_COMPILE=armv7hl-suse-linux-gnueabi-
> CC=armv7hl-suse-linux-gnueabi-gcc-6
> and
> make CROSS_COMPILE=arm-suse-linux-gnueabi-
> CC=arm-suse-linux-gnueabi-gcc-6
> but both fail at AR tool call.
You need to use the prefix matching the installed files from
cross-arm-binutils!
rpm -ql cross-arm-binutils
Regards,
Andreas
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