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From: Thomas Huth <thuth@redhat.com>
To: Gustavo Romero <gustavo.romero@linaro.org>,
	lvivier@redhat.com, pbonzini@redhat.com
Cc: qemu-devel@nongnu.org, philmd@linaro.org
Subject: Re: QTest framework does not capture toggled irq line
Date: Fri, 10 Nov 2023 07:16:58 +0100	[thread overview]
Message-ID: <41fc01bc-9883-48b3-8652-c526745eda90@redhat.com> (raw)
In-Reply-To: <4daf0424-b767-b5d9-bacb-0fe879c92963@linaro.org>

On 10/11/2023 04.40, Gustavo Romero wrote:
> Hi folks,
> 
> I'm writing a test for a device that has one IRQ output line
> that is toggled (raised then lowered) by the device to trigger
> a CPU interrupt.
> 
> Afaics the QTest framework does not provide a way to capture
> when an output line is raised because the API functions, e.g.
> qtest_get_irq(), read the current state of the intercepted
> IRQ lines, which is already low when the function is called,
> since the line is toggled by the device.
> 
> I'd like to introduce a new API function to address this case,
> called qtest_get_irq_trigger_counter():
...
> This change addresses the current QTest limitation. Is it acceptable?

  Hi Gustavo,

that sounds reasonable to me.

  Thomas



  reply	other threads:[~2023-11-10  6:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-10  3:40 QTest framework does not capture toggled irq line Gustavo Romero
2023-11-10  6:16 ` Thomas Huth [this message]
2023-11-12  2:55   ` Gustavo Romero

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