linux-kernel - RE: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64

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Message-ID: <1AE640813FDE7649BE1B193DEA596E886A256F1E@SHSMSX101.ccr.corp.intel.com>
Date:   Fri, 21 Oct 2016 19:40:20 +0000
From:   "Zheng, Lv" <lv.zheng@...el.com>
To:     "Zheng, Lv" <lv.zheng@...el.com>,
        Yisheng Xie <xieyisheng1@...wei.com>,
        "Moore, Robert" <robert.moore@...el.com>,
        "Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "wmiles@....com" <wmiles@....com>
CC:     "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "devel@...ica.org" <devel@...ica.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "guohanjun@...wei.com" <guohanjun@...wei.com>,
        "wangxiongfeng2@...wei.com" <wangxiongfeng2@...wei.com>
Subject: RE: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64

Hi,

I generated a solution with tools/power/acpi makefiles.
Please give it a try.
Sorry for the hackish build includes.

Thanks and best regards
Lv

> From: linux-acpi-owner@...r.kernel.org [mailto:linux-acpi-owner@...r.kernel.org] On Behalf Of Zheng,
> Lv
> Subject: RE: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64
> 
> Hi,
> 
> > From: linux-acpi-owner@...r.kernel.org [mailto:linux-acpi-owner@...r.kernel.org] On Behalf Of
> Yisheng
> > Xie
> > Subject: Re: [PATCH] ACPICA: arm64: fix compile apci tools fail for arm64
> >
> > Hi,
> >
> > On 2016/10/19 6:07, Zheng, Lv wrote:
> > > Hi,
> > >
> > > I'm not sure what you mean.
> > > I mean you need ACPI_USE_SYSTEM_INTTYPES in case s64 has already been defined in that environment.
> > > Are you sure s64 should be defined for your environment?
> > >
> > s64 is not defined in my build environment but in kernel code.
> 
> Yes, in-kernel ACPICA applications trickily reused this to get it compiled in kernel source tree with
> minimal porting effort.
> And it is working on x86.
> 
> >
> > > IMO, s64 is kernel space specific, while you are compiling user space tools.
> > > It looks to me like there is something wrong with ARM kernel's asm/types.h.
> > >
> > >> I listed in change log. And I also have tried that way.
> > >> However, it still have many other errors.(I am sorry to not have listed all of them.)
> > >>
> > >> From the following log, you can see, all of the conflict type is from signal.h.
> > >> And maybe this patch is a better way to fix these compile error, without too much
> > >> change of code.
> > >>
> > >> Are you sure that it will cause order problem when build ACPICA on other build
> > >> environment, for it only effect aarch64.
> > >
> > > I'm not sure what this is.
> > > How did you get this?
> > > Were you compiling kernel acpi tools or compiling the kernel itself?
> > >
> > It's about compiling kernel acpi tools.
> >
> > > For tool compilation, are you sure you have correctly configured your cross-compilation
> environment?
> > Maybe it is not my cross-compilation environment problem, for your also can reproduce it,
> > as your said in another email, right?
> 
> Yes, I reproduced it.
> By commenting out <signal.h> inclusion from acenv.h.
> Tools can be built by aarch64-linux-gnu tool chain downloaded from linaro.
> 
> However this is still not the root cause, IMO.
> 
> Thanks
> Lv
> 
> >
> > > Will you see problems in compiling ACPICA applications from:
> > > https://github.com/acpica/acpica
> > >
> >
> > > Thanks
> > > Lv
> > >
> > > .
> > >
> >
> > --
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