Re: [PATCH v4 2/3] linux-user: Emulate /proc/cpuinfo on aarch64 and arm

[Richard Henderson <richard.henderson@linaro.org>]

On 8/3/23 14:44, Helge Deller wrote:
> Add emulation for /proc/cpuinfo for arm architecture.
> The output below mimics output as seen on debian porterboxes.
> 
> aarch64 output example:
> 
> processor       : 0
> model name      : ARMv8 Processor rev 0 (v8l)
> BogoMIPS        : 100.00
> Features        : swp half thumb fast_mult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae aes pmull sha1 sha2 crc32
> CPU implementer : 0x41
> CPU architecture: 8
> CPU variant     : 0x1
> CPU part        : 0xd07
> CPU revision    : 0
> Hardware        : QEMU v8.0.92 arm,cortex-a57
> 
> arm 32-bit output example:
> 
> processor       : 0
> model name      : ARMv5 Processor rev 6 (armv5l)
> BogoMIPS        : 50.00
> Features        : swp half thumb fast_mult edsp
> CPU implementer : 0x69
> CPU architecture: 5
> CPU variant     : 0
> CPU part        : 0x2d0
> CPU revision    : 6
> Hardware        : QEMU v8.0.92 marvell,xscale
> Revision        : 0000
> Serial          : 0000000000000000
> 
> Signed-off-by: Helge Deller<deller@gmx.de>
> 
> v5:
> - use is_a64()
> v4:
> - more refinements based on Richards feedback
> v3:
> - show variant, part, revision and implementor based on midr
>    value (suggested by Richard Henderson)
> v2:
> - show features of CPU which is actually being emulated by qemu
>    (suggested by Peter Maydell)
> ---

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~