From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: "Łukasz Sacha" <dragilla@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] kernel compilation error
Date: Wed, 02 Nov 2011 16:31:50 +0100 [thread overview]
Message-ID: <4EB16266.5090704@domain.hid> (raw)
In-Reply-To: <CAAeYjMkVuQLzq-B+Nh1xOXFSHR4K74cwGGCVsZoJaT3GP2mHFA@mail.gmail.com>
On 11/01/2011 01:42 PM, Łukasz Sacha wrote:
> On Tue, Nov 1, 2011 at 12:34, Łukasz Sacha <dragilla@domain.hid> wrote:
>> Hello again:
>>
>> luke@domain.hid$ make ARCH=arm
>> CROSS_COMPILE=arm-none-linux-gnueabi-
>> ...
>> CC arch/arm/kernel/fiq.o
>> arch/arm/kernel/fiq.c: In function 'set_fiq_handler':
>> arch/arm/kernel/fiq.c:87: error: dereferencing pointer to incomplete type
>> arch/arm/kernel/fiq.c:87: error: dereferencing pointer to incomplete type
>> arch/arm/kernel/fiq.c:89: error: dereferencing pointer to incomplete type
>> arch/arm/kernel/fiq.c:89: error: dereferencing pointer to incomplete type
>> make[1]: *** [arch/arm/kernel/fiq.o] Error 1
>> make: *** [arch/arm/kernel] Error 2
>> luke@domain.hid$
>>
>> This is how it looks like
>> 80:void set_fiq_handler(void *start, unsigned int length)
>> 81:{
>> 82:#if defined(CONFIG_CPU_USE_DOMAINS)
>> 83: memcpy((void *)0xffff001c, start, length);
>> 84:#else
>> 85: memcpy(vectors_page + 0x1c, start, length);
>> 86:#endif
>> 87: flush_icache_range(0xffff001c, 0xffff001c + length);
>> 88: if (!vectors_high())
>> 89: flush_icache_range(0x1c, 0x1c + length);
>> 90:}
>>
>> Any ideas?
>
> Please take a look at this as this is piece of code the adeos i-pipe
> patch (./ksrc/arch/arm/patches/adeos-ipipe-2.6.38.8-arm-1.18-03.patch)
> modifies : in line 819.
Indeed, we need the definition of struct task_struct in
asm/cacheflush.h, the following patch should help:
http://git.xenomai.org/?p=ipipe-gch.git;a=commitdiff;h=ca2793e18d538d07a648583c47d40fff405c4778;hp=e68e48bebdc551a534ecd6fdbd839eb9ee2637f7
A new patch will be out soon.
--
Gilles.
next prev parent reply other threads:[~2011-11-02 15:31 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-01 11:34 [Xenomai-help] kernel compilation error Łukasz Sacha
2011-11-01 12:42 ` Łukasz Sacha
2011-11-01 17:19 ` Gilles Chanteperdrix
2011-11-01 17:29 ` Łukasz Sacha
2011-11-02 15:31 ` Gilles Chanteperdrix [this message]
2011-11-02 15:37 ` Gilles Chanteperdrix
2011-11-02 23:15 ` Łukasz Sacha
2011-11-02 23:24 ` Łukasz Sacha
2011-11-02 23:31 ` Łukasz Sacha
2011-11-03 13:43 ` Gilles Chanteperdrix
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