[PATCH v3 06/14] arm: cpu: start: arm64 does not support relocation

[Raphaël Poggi]

2016-06-28 8:50 GMT+02:00 Sascha Hauer <s.hauer at pengutronix.de>:
> On Fri, Jun 24, 2016 at 02:23:53PM +0200, Raphael Poggi wrote:
>> For now, the relocation is not supported in arm64, so
>> enclosed call to "setup_c" with #if directive
>>
>> Signed-off-by: Raphael Poggi <poggi.raph at gmail.com>
>> ---
>>  arch/arm/cpu/start.c | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/arm/cpu/start.c b/arch/arm/cpu/start.c
>> index e037d91..5051115 100644
>> --- a/arch/arm/cpu/start.c
>> +++ b/arch/arm/cpu/start.c
>> @@ -151,7 +151,9 @@ __noreturn void barebox_non_pbl_start(unsigned long membase,
>>               relocate_to_adr(barebox_base);
>>       }
>>
>> +#if __LINUX_ARM_ARCH__ <= 7
>>       setup_c();
>> +#endif
>
> setup_c not only relocates the binary, it also clears the bss segment.
> Where is this done on arm64?

It is not done...I forgot about that.

I will create a setupc_64.S, in the first time, this will only clear
bss. Later, we could also add relocation support.

Raphaël

>
> Sascha
>
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