From: "Raphaël Poggi" <poggi.raph@gmail.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v3 06/14] arm: cpu: start: arm64 does not support relocation
Date: Tue, 28 Jun 2016 09:01:14 +0200 [thread overview]
Message-ID: <CACqcpZDH01ounyRH4UgJ4-f-BCpZ_YSRSwn2wwnnXHxc29-vsA@mail.gmail.com> (raw)
In-Reply-To: <20160628065021.GK20657@pengutronix.de>
2016-06-28 8:50 GMT+02:00 Sascha Hauer <s.hauer@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@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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next prev parent reply other threads:[~2016-06-28 7:02 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-24 12:23 [PATCH v3 0/12] Add basic support for arm64 Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 01/14] arm: add armv8 Kconfig entries Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 02/14] arm: Makefile: rework makefile to handle armv8 Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 03/14] arm: introduce lib64 for arm64 related stuff Raphael Poggi
2016-06-28 6:47 ` Sascha Hauer
2016-06-28 7:15 ` Raphaël Poggi
2016-06-29 6:00 ` Sascha Hauer
2016-06-29 6:36 ` Raphaël Poggi
2016-06-24 12:23 ` [PATCH v3 04/14] arm: cpu: add arm64 specific code Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 05/14] arm: include: system: add arm64 helper functions Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 06/14] arm: cpu: start: arm64 does not support relocation Raphael Poggi
2016-06-28 6:50 ` Sascha Hauer
2016-06-28 7:01 ` Raphaël Poggi [this message]
2016-06-28 7:02 ` Sascha Hauer
2016-06-24 12:23 ` [PATCH v3 07/14] arm: include: bitops: arm64 use generic __fls Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 08/14] arm: include: system_info: add armv8 identification Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 09/14] arm: cpu: cpuinfo: add armv8 support Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 10/14] arm: cpu: disable code portion in armv8 case Raphael Poggi
2016-06-24 12:23 ` [PATCH v3 11/14] arm: cpu: add basic arm64 mmu support Raphael Poggi
2016-06-28 7:01 ` Sascha Hauer
2016-06-24 12:23 ` [PATCH v3 12/14] arm: boards: add mach-qemu and virt64 board Raphael Poggi
2016-06-24 12:24 ` [PATCH v3 13/14] arm: include: swab: use rigth assembly for armv8 Raphael Poggi
2016-06-24 12:24 ` [PATCH v3 14/14] uimage: add define for ARM64 architecture Raphael Poggi
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