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Re: [Qemu-devel] [PATCH v3 6/7] linux-user: Separate binfmt arm CPU fami


From: Laurent Vivier
Subject: Re: [Qemu-devel] [PATCH v3 6/7] linux-user: Separate binfmt arm CPU families
Date: Thu, 21 Dec 2017 10:59:38 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0

Le 20/12/2017 à 22:23, Michael Weiser a écrit :
> Give big-endian arm and aarch64 CPUs their own family in
> qemu-binfmt-conf.sh to make sure we register qemu-user for binaries of
> the opposite endianness on arm and aarch64. Apart from the family
> assignments of the magic vales, qemu_get_family() needs to be able to
> distinguish the two and recognise aarch64{,_be} as well.
> 
> Signed-off-by: Michael Weiser <address@hidden>
> ---
>  scripts/qemu-binfmt-conf.sh | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh
> index d69953525c..597efdbe50 100755
> --- a/scripts/qemu-binfmt-conf.sh
> +++ b/scripts/qemu-binfmt-conf.sh
> @@ -24,7 +24,7 @@ arm_family=arm
>  
>  
> armeb_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28'
>  
> armeb_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
> -armeb_family=arm
> +armeb_family=armeb
>  
>  
> sparc_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02'
>  
> sparc_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
> @@ -94,7 +94,7 @@ aarch64_family=arm
>  
>  
> aarch64_be_magic='\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7'
>  
> aarch64_be_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
> -aarch64_be_family=arm
> +aarch64_be_family=armeb
>  
>  
> hppa_magic='\x7f\x45\x4c\x46\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x0f'
>  
> hppa_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
> @@ -115,9 +115,12 @@ qemu_get_family() {
>      ppc64el|ppc64le)
>          echo "ppcle"
>          ;;
> -    arm|armel|armhf|arm64|armv[4-9]*)
> +    arm|armel|armhf|arm64|armv[4-9]*l|aarch64)
>          echo "arm"
>          ;;
> +    armeb|armv[4-9]*b|aarch64_be)
> +        echo "armeb"
> +        ;;
>      sparc*)
>          echo "sparc"
>          ;;
> 

Reviewed-by: Laurent Vivier <address@hidden>




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