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Re: Can cross building grub2 on X86 for target ppc64le platform?


From: Andrei Borzenkov
Subject: Re: Can cross building grub2 on X86 for target ppc64le platform?
Date: Mon, 5 Dec 2016 06:43:36 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0

05.12.2016 06:14, Leno Hou пишет:
> Hi all,
> 
> I've attached the config.log in here. Thanks for your help.
> 

Your toolchain apparently lacks big-endian support.

configure:24647: powerpc64le-cros-linux-gnu-gcc -o conftest  -Os -Wall
-W -Wshadow -Wpointer-arith -Wundef -Wchar-subscripts -Wcomment
-Wdeprecated-declarations -Wdisabled-optimization -Wdiv-by-zero
-Wfloat-equal -Wformat-extra-args -Wformat-security -Wformat-y2k
-Wimplicit -Wimplicit-function-declaration -Wimplicit-int -Wmain
-Wmissing-braces -Wmissing-format-attribute -Wmultichar -Wparentheses
-Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wswitch
-Wtrigraphs -Wunknown-pragmas -Wunused -Wunused-function -Wunused-label
-Wunused-parameter -Wunused-value  -Wunused-variable -Wwrite-strings
-Wnested-externs -Wstrict-prototypes -g -Wredundant-decls
-Wmissing-prototypes -Wmissing-declarations -Wcast-align  -Wextra
-Wattributes -Wendif-labels -Winit-self -Wint-to-pointer-cast
-Winvalid-pch -Wmissing-field-initializers -Wnonnull -Woverflow -Wvla
-Wpointer-to-int-cast -Wstrict-aliasing -Wvariadic-macros
-Wvolatile-register-var -Wpointer-sign -Wmissing-include-dirs
-Wmissing-prototypes -Wmissing-declarations -Wformat=2 -mbig-endian
-Werror  -Wall -W  -DGRUB_MACHINE_IEEE1275=1
-DGRUB_MACHINE=POWERPC_IEEE1275  -fuse-ld=bfd -nostdlib -static
conftest.c  >&5
/usr/libexec/gcc/powerpc64le-cros-linux-gnu/ld.bfd: cannot open linker
script file ldscripts/elf64ppc.xw: No such file or directory
collect2: error: ld returned 1 exit status
configure:24647: $? = 1

grub is always built big-endian on PPC.

Do you know how to enable compilation for big-endian in your case?

> *Leno Hou*
> E-mail :  address@hidden
> 
> 
> On Fri, Dec 2, 2016 at 4:23 PM, Leno Hou <address@hidden> wrote:
> 
>> Hi all,
>>
>> I have an ppc64le cross toolchain working on x86 which is
>> powerpc64le-linux-gnu-gcc-5.0.
>> Can I use this to build grub2 for ppc64le as below ? Thanks for your help !
>>
>> #grub-2.02_beta2_p20151217/configure --prefix=/usr
>> --build=x86_64-pc-linux-gnu --host=powerpc64le-cros-linux-gnu
>> --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share
>> --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking
>> --disable-silent-rules --docdir=/usr/share/doc/grub-2.02_beta2_p20151217-r10
>> --disable-werror --program-prefix= --libdir=/usr/lib
>> --htmldir=/usr/share/doc/grub-2.02_beta2_p20151217-r10/html
>> --disable-mm-debug --disable-grub-emu-usb --disable-device-mapper
>> --disable-grub-mount --disable-nls --disable-grub-mkfont --disable-libzfs
>> --disable-efiemu
>>
>>
>>
>> .......
>> checking whether mbrtowc handles incomplete characters... (cached)
>> guessing yes
>> checking whether mbrtowc works as well as mbtowc... (cached) guessing yes
>> checking whether wcrtomb return value is correct... guessing yes
>> checking whether iswcntrl works... guessing yes
>> checking for towlower... yes
>> checking for wctype_t... yes
>> checking for wctrans_t... yes
>> checking whether wctype is declared without a macro... yes
>> checking whether iswctype is declared without a macro... yes
>> checking whether wctrans is declared without a macro... yes
>> checking whether towctrans is declared without a macro... yes
>> checking whether wcwidth is declared... (cached) yes
>> checking whether wcwidth works reasonably in UTF-8 locales... (cached) yes
>> checking for stdint.h... (cached) yes
>> checking which extra warnings work...  -Wextra -Wattributes -Wendif-labels
>> -Winit-self -Wint-to-pointer-cast -Winvalid-pch
>> -Wmissing-field-initializers -Wnonnull -Woverflow -Wvla
>> -Wpointer-to-int-cast -Wstrict-aliasing -Wvariadic-macros
>> -Wvolatile-register-var -Wpointer-sign -Wmissing-include-dirs
>> -Wmissing-prototypes -Wmissing-declarations -Wformat=2
>> checking for powerpc64le-cros-linux-gnu-objcopy...
>> powerpc64le-cros-linux-gnu-objcopy
>> checking for powerpc64le-cros-linux-gnu-strip...
>> powerpc64le-cros-linux-gnu-strip
>> checking for powerpc64le-cros-linux-gnu-nm...
>> powerpc64le-cros-linux-gnu-nm
>> checking for powerpc64le-cros-linux-gnu-ranlib...
>> powerpc64le-cros-linux-gnu-ranlib
>> checking which extra warnings work...  -Wextra -Wattributes -Wendif-labels
>> -Winit-self -Wint-to-pointer-cast -Winvalid-pch
>> -Wmissing-field-initializers -Wnonnull -Woverflow -Wvla
>> -Wpointer-to-int-cast -Wstrict-aliasing -Wvariadic-macros
>> -Wvolatile-register-var -Wpointer-sign -Wmissing-include-dirs
>> -Wmissing-prototypes -Wmissing-declarations -Wformat=2
>> checking if compiling with clang... no
>> checking for options to get big-endian compilation... no
>> configure: error: could not force big-endian
>> ....
>>
>> *Leno Hou*
>> E-mail :  address@hidden
>>
>>
> 
> 
> 
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