linux-kernel - RE: [PATCHv3 5/9] dspbridge: add mmufault support

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Date:	Thu, 1 Jul 2010 13:04:08 -0500
From:	"Kanigeri, Hari" <h-kanigeri2@...com>
To:	"Guzman Lugo, Fernando" <fernando.lugo@...com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:	"ohad@...ery.com" <ohad@...ery.com>,
	Hiroshi DOYU <Hiroshi.DOYU@...ia.com>,
	"ameya.palande@...ia.com" <ameya.palande@...ia.com>,
	"felipe.contreras@...ia.com" <felipe.contreras@...ia.com>
Subject: RE: [PATCHv3 5/9] dspbridge: add mmufault support

> > > +	da = iommu_read_reg(mmu, MMU_FAULT_AD);
> > > +	iommu_write_reg(mmu, 0, MMU_IRQENABLE);
> >
> > -- Isn't the MMU already enabled at this point when the function
> callback
> > is called by iommu ?
> 
> This line is actually disabling the interrupts. I am writing "0x0" in the
> MMU_IRQENABLE.

-- oops ! sorry about that. Didn't pay attention to 0x0. Yes, this should work.

Best regards,
Hari
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