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Subject: Re: [PATCH v5 06/10] irqchip: ti-sci-intr: Add support for Interrupt
 Router driver
From:   Lokesh Vutla <lokeshvutla@ti.com>
To:     Marc Zyngier <marc.zyngier@arm.com>
CC:     Nishanth Menon <nm@ti.com>,
        Device Tree Mailing List <devicetree@vger.kernel.org>,
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        Rob Herring <robh+dt@kernel.org>,
        Santosh Shilimkar <ssantosh@kernel.org>, <tglx@linutronix.de>,
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References: <20190212074237.2875-1-lokeshvutla@ti.com>
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Date:   Tue, 19 Mar 2019 18:14:27 +0530
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Hi Marc,

[..snip..]

> 
>> suggested to investigate the x86 two phase allocation mechanism for the
>> INTA driver.
> 
> Sorry, Ill try to explore this path. Any pointers to the doc/code will be really
> helpful :)

I have been trying hard to get some information on this for past few days but I
can't find anything in kernel. Can you point me to some doc/code for the x86 two
phase allocation of irqs?

Thanks and regards,
Lokesh