From: Kim Phillips <kim.phillips@freescale.com>
To: Stuart Yoder <b08248@freescale.com>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH][POWERPC] document ipic level/sense info
Date: Mon, 9 Jul 2007 16:08:06 -0500 [thread overview]
Message-ID: <20070709160806.3b145281.kim.phillips@freescale.com> (raw)
In-Reply-To: <200707091820.l69IKjBU013685@ld0164-tx32.am.freescale.net>
On Mon, 9 Jul 2007 13:20:45 -0500
Stuart Yoder <b08248@freescale.com> wrote:
> +5) Freescale IPIC Interrupt Controllers
> +---------------------------------------
> +
> +IPIC interrupt controllers are specific to Freescale 83xx
> +SOCs. Two cells are required to encode interrupt information.
> +The first cell defines the interrupt number. The second cell
> +defines the sense and level information.
> +
> +Sense and level information follows the Linux convention
> +(specified in include/linux/interrupt.h) and should be encoded
> +as follows:
> +
> + 1 = low to high edge sensitive type enabled
the IPIC doesn't support this sense type.
> + 2 = high to low edge sensitive type enabled
> + 4 = active high level sensitive type enabled
nor this.
i.e, sense types 1 and 4 should not be documented in an IPIC context.
Kim
next prev parent reply other threads:[~2007-07-09 21:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-09 18:20 [PATCH][POWERPC] document ipic level/sense info Stuart Yoder
2007-07-09 21:08 ` Kim Phillips [this message]
2007-07-10 12:59 ` Segher Boessenkool
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