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Re: [Qemu-devel] [PATCH v2 2/5] linux-user: Add separate aarch64_be unam


From: Laurent Vivier
Subject: Re: [Qemu-devel] [PATCH v2 2/5] linux-user: Add separate aarch64_be uname
Date: Wed, 20 Dec 2017 16:20:30 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0

Le 19/12/2017 à 21:16, Michael Weiser a écrit :
> Make big-endian aarch64 systems identify as aarch64_be as expected by
> big-endian userland and toolchains.
> 
> Signed-off-by: Michael Weiser <address@hidden>
> ---
>  linux-user/aarch64/target_syscall.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/linux-user/aarch64/target_syscall.h 
> b/linux-user/aarch64/target_syscall.h
> index 1b62953eeb..604ab99b14 100644
> --- a/linux-user/aarch64/target_syscall.h
> +++ b/linux-user/aarch64/target_syscall.h
> @@ -8,7 +8,11 @@ struct target_pt_regs {
>      uint64_t        pstate;
>  };
>  
> +#if defined(TARGET_WORDS_BIGENDIAN)
> +#define UNAME_MACHINE "aarch64_be"
> +#else
>  #define UNAME_MACHINE "aarch64"
> +#endif
>  #define UNAME_MINIMUM_RELEASE "3.8.0"

For aarch64_be, I think the minimum release should be 4.9.0
(see kernel commit cfa88c79462d "arm64: Set UTS_MACHINE in the Makefile")

Thanks,
Laurent




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