[PATCH v3] sandbox: move ELFCLASS detection to asm/elf.h

[Jean-Christophe PLAGNIOL-VILLARD]

On 19:50 Thu 27 Oct     , Jean-Christophe PLAGNIOL-VILLARD wrote:
> now we can detect the host build from gcc macro
> and cross compile the sandbox
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> Cc: Loïc Minier <loic.minier at linaro.org>
> ---
ping

Best Regards,
J.
> v3:
> 
> 	fix typo
> v2:
> 	as discuss with Loïc use the size of the pointer
> 
> Loïc
> 
> 	to build on most of arch you need this fix and 3 others
> 	already in the next
> 
> 	commit	9a5898e5: sandbox: simplify linker script
> 	commit	15f87657: sandbox: remove duplicate barebox.lds.S
> 	ommit	e3e71f5e: sandbox: move __SANDBOX__ to Makefile
> 
> 	Sacha those 4 patches could go to the master as they fix the sandbox
> 
> Best Regards,
> J.
> 
>  arch/sandbox/Makefile          |   13 -------------
>  arch/sandbox/include/asm/elf.h |   11 ++++++++++-
>  2 files changed, 10 insertions(+), 14 deletions(-)
> 
> diff --git a/arch/sandbox/Makefile b/arch/sandbox/Makefile
> index b88f1f6..9fd18a2 100644
> --- a/arch/sandbox/Makefile
> +++ b/arch/sandbox/Makefile
> @@ -36,19 +36,6 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
>  				  -e s/s390x/s390/ -e s/parisc64/parisc/ \
>  				  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ )
>  
> -ifeq ($(SUBARCH),x86_64)
> -ELF_CLASS := ELFCLASS64
> -endif
> -ifeq ($(SUBARCH),i386)
> -ELF_CLASS  := ELFCLASS32
> -endif
> -ifeq ($(SUBARCH),powerpc)
> -ELF_CLASS  := ELFCLASS32
> -endif
> -
> -CPPFLAGS += -DELF_CLASS="$(ELF_CLASS)"
> -export ELF_CLASS
> -
>  archprepare: maketools
>  
>  PHONY += maketools
> diff --git a/arch/sandbox/include/asm/elf.h b/arch/sandbox/include/asm/elf.h
> index b60d248..405393f 100644
> --- a/arch/sandbox/include/asm/elf.h
> +++ b/arch/sandbox/include/asm/elf.h
> @@ -1,2 +1,11 @@
> +#ifndef __ASM_SANDBOX_ELF_H__
> +#define __ASM_SANDBOX_ELF_H__
>  
> -/* nothing yet */
> +#if __SIZEOF_POINTER__ == 8
> +#define ELF_CLASS	ELFCLASS64
> +#define CONFIG_PHYS_ADDR_T_64BIT
> +#else
> +#define ELF_CLASS	ELFCLASS32
> +#endif
> +
> +#endif /* __ASM_SANDBOX_ELF_H__ */
> -- 
> 1.7.7