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Re: [Qemu-arm] [PATCH 0/2] armv7m: Remove armv7m_init() function


From: Peter Maydell
Subject: Re: [Qemu-arm] [PATCH 0/2] armv7m: Remove armv7m_init() function
Date: Mon, 11 Jun 2018 15:04:59 +0100

Ping for code review?

thanks
-- PMM

On 1 June 2018 at 15:43, Peter Maydell <address@hidden> wrote:
> The armv7m_init() function is a legacy from before we properly QOMified
> ARMv7M, and it has some flaws:
>
>  * it combines work that needs to be done by an SoC object (creating
>    and initializing the TYPE_ARMV7M object) with work that needs to
>    be done by the board model (setting the system up to load the ELF
>    file specified with -kernel)
>  * TYPE_ARMV7M creation failure is fatal, but an SoC object wants to
>    arrange to propagate the failure outward
>  * it uses allocate-and-create via qdev_create() whereas the current
>    preferred style for SoC objects is to do creation in-place
>
> This patchset fixes the only current caller (the stellaris board)
> to not use it, and then removes the function.
>
> New board and SoC models should do the two jobs this function
> was doing themselves, in the right places and with whatever their
> preferred style/error handling is.
>
> (I've cc'd the people working on the nRF51 SoC model, as a heads-up
> that they'll need to update their code so it compiles once this
> hits master.)
>
> thanks
> -- PMM
>
> Peter Maydell (2):
>   stellaris: Stop using armv7m_init()
>   hw/arm/armv7m: Remove unused armv7m_init() function
>
>  include/hw/arm/arm.h |  8 ++------
>  hw/arm/armv7m.c      | 21 ---------------------
>  hw/arm/stellaris.c   | 12 ++++++++++--
>  3 files changed, 12 insertions(+), 29 deletions(-)



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