From: alex@digriz.org.uk (Alexander Clouter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv2] hwrng: add support for picoxcell TRNG
Date: Fri, 14 Jan 2011 20:45:19 +0000 [thread overview]
Message-ID: <v7p608-mqv.ln1@chipmunk.wormnet.eu> (raw)
In-Reply-To: 1295030661-16364-1-git-send-email-jamie@jamieiles.com
In gmane.linux.ports.arm.kernel Jamie Iles <jamie@jamieiles.com> wrote:
>
> This driver adds support for the True Random Number Generator in
> the Picochip PC3X3 and later devices.
>
> [snipped]
>
> +/*
> + * Take the random number generator out of reset and make sure the interrupts
> + * are masked. We shouldn't need to get large amounts of random bytes so just
> + * poll the status register. The hardware generates 32 bits every 320ns so we
> + * shouldn't have to wait long enough to warrant waiting for an IRQ.
> + */
>
timeriomem-rng? Example of usage in
arch/arm/mach-orion5x/ts78xx-setup.c.
Cheers
--
Alexander Clouter
.sigmonster says: The more I know men the more I like my horse.
WARNING: multiple messages have this Message-ID (diff)
From: Alexander Clouter <alex@digriz.org.uk>
To: linux-kernel@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCHv2] hwrng: add support for picoxcell TRNG
Date: Fri, 14 Jan 2011 20:45:19 +0000 [thread overview]
Message-ID: <v7p608-mqv.ln1@chipmunk.wormnet.eu> (raw)
In-Reply-To: 1295030661-16364-1-git-send-email-jamie@jamieiles.com
In gmane.linux.ports.arm.kernel Jamie Iles <jamie@jamieiles.com> wrote:
>
> This driver adds support for the True Random Number Generator in
> the Picochip PC3X3 and later devices.
>
> [snipped]
>
> +/*
> + * Take the random number generator out of reset and make sure the interrupts
> + * are masked. We shouldn't need to get large amounts of random bytes so just
> + * poll the status register. The hardware generates 32 bits every 320ns so we
> + * shouldn't have to wait long enough to warrant waiting for an IRQ.
> + */
>
timeriomem-rng? Example of usage in
arch/arm/mach-orion5x/ts78xx-setup.c.
Cheers
--
Alexander Clouter
.sigmonster says: The more I know men the more I like my horse.
next prev parent reply other threads:[~2011-01-14 20:45 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-14 16:10 [PATCH] hwrng: add support for picoxcell TRNG Jamie Iles
2011-01-14 16:10 ` Jamie Iles
2011-01-14 17:49 ` Matt Mackall
2011-01-14 17:49 ` Matt Mackall
2011-01-14 18:16 ` Jamie Iles
2011-01-14 18:16 ` Jamie Iles
2011-01-14 18:44 ` [PATCHv2] " Jamie Iles
2011-01-14 18:44 ` Jamie Iles
2011-01-14 18:48 ` Matt Mackall
2011-01-14 18:48 ` Matt Mackall
2011-01-14 20:45 ` Alexander Clouter [this message]
2011-01-14 20:45 ` Alexander Clouter
2011-01-14 21:48 ` Jamie Iles
2011-01-14 21:48 ` Jamie Iles
2011-01-15 0:44 ` Herbert Xu
2011-01-15 0:44 ` Herbert Xu
2011-01-17 10:23 ` Jamie Iles
2011-01-17 10:23 ` Jamie Iles
2011-01-23 8:00 ` Herbert Xu
2011-01-23 8:00 ` Herbert Xu
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