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Re: Test failure with Smartfusion2 emac block (msf2-emac)

From: Thomas Huth
Subject: Re: Test failure with Smartfusion2 emac block (msf2-emac)
Date: Tue, 7 Jul 2020 07:32:52 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0

On 07/07/2020 07.18, Thomas Huth wrote:
>  Hi Subbaraya,
> today, I noticed that there is a test failure with msf2-emac when
> running the device-introspect-test in slow mode. Either run:
>  make check-qtest-aarch64 SPEED=slow
> or as a shortcut:
>  make tests/qtest/device-introspect-test
>  QTEST_QEMU_BINARY="aarch64-softmmu/qemu-system-aarch64" \
>   ./tests/qtest/device-introspect-test -m slow
> Then the test fails with:
> Unexpected error in error_set_from_qdev_prop_error() at
> hw/core/qdev-properties.c:1251:
> Property 'msf2-emac.netdev' can't take value 'hub0port0', it's in use
> Could you please have a look?

The problem might be related to m2sxxx_soc_initfn() in msf2-soc.c. Looks
like you are using nd_table in an instance_init function. This is almost
always wrong, and should be done by the machine code instead (e.g. in


PS: Maybe also have a look at this article, it might help to understand
the idea behind instance_init a little bit:

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