Re: [Qemu-devel] [PATCH 3/3] arm: semihosting: Wire up A64 HLT 0xf000

[Christopher Covington <cov@codeaurora.org>]

Hi Leon,

On 04/23/2015 07:00 AM, Leon Alrae wrote:
> Hi Christopher,
> 
> On 09/04/2015 18:57, Peter Maydell wrote:
>> On 9 April 2015 at 18:23, Christopher Covington
>> <christopher.covington@linaro.org> wrote:
>>> On Fri, Mar 27, 2015 at 12:40 PM, Peter Maydell
>>> <peter.maydell@linaro.org> wrote:
>>>> You need to have the semihosting_enabled check here rather
>>>> than in the do_interrupt code, because otherwise we won't
>>>> behave correctly in the disabled case.
>>>
>>> Do you have suggestions for getting semihosting_enabled defined in
>>> translate-a64.c? I'm likely doing something dumb, but while #include
>>> "sysemu/sysemu.h" at first seemed like the obvious approach, and
>>> appears to work for -softmmu, I'm getting errors with that when
>>> building -linux-user.
>>
>> sysemu.h is an ugly grab-bag of things that are specific to the
>> system emulator config. Semihosting is always enabled for linux-user,
>> so it doesn't have an equivalent switch.
>>
>> Let's clean this up a bit, by creating a new include/exec/semihost.h,
> 
> Do you happen to have this clean up available somewhere? I just want to
> make sure I'm not duplicating the work as my patches will touch the same
> area.

I'm afraid I've not yet had a chance to clean this up, and I'm not sure when
I'll be able to get to it.

Chris

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