Hi,
Am 28.02.2017 um 16:33 schrieb Guillaume Gardet:
> Le 28/02/2017 à 16:18, Andreas Färber a écrit :
>> Hi Guillaume,
>>
>> 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 ...
Regards,
Andreas
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