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From: Andre Przywara <andre.przywara@linaro.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 1/6] ARM: add secure monitor handler to switch to non-secure state
Date: Mon, 27 May 2013 00:42:31 +0200	[thread overview]
Message-ID: <51A28FD7.3080806@linaro.org> (raw)
In-Reply-To: <20130523125219.3522d2fb@lilith>

On 05/23/2013 12:52 PM, Albert ARIBAUD wrote:
> Hi Andre,
>
> On Mon,  6 May 2013 15:17:45 +0200, Andre Przywara
> <andre.przywara@linaro.org> wrote:
>
>> A prerequisite for using virtualization is to be in HYP mode, which
>> requires the CPU to be in non-secure state.
>> Introduce a monitor handler routine which switches the CPU to
>> non-secure state by setting the NS and associated bits.
>> According to the ARM ARM this should not be done in SVC mode, so we
>
> ARM *TRM*, I suspect. Also, as there are a lot of ARM TRMs, if there is
> a more precise reference, please provide it.

Albert,

my apologies for the confusion. As Peter already pointed out, the 
reference is really in the architectural manual. I just picked up that 
"ARM ARM" phrase lately and assumed that this is common knowledge. I 
will change it to something more precise in the next revision.

Thanks,
Andre.

  parent reply	other threads:[~2013-05-26 22:42 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-06 13:17 [U-Boot] [PATCH 0/6] ARMv7: Add HYP mode switching support Andre Przywara
2013-05-06 13:17 ` [U-Boot] [PATCH 1/6] ARM: add secure monitor handler to switch to non-secure state Andre Przywara
2013-05-23 10:52   ` Albert ARIBAUD
2013-05-23 12:14     ` Marc Zyngier
2013-05-23 12:34       ` Albert ARIBAUD
2013-05-23 12:40         ` Albert ARIBAUD
2013-05-23 12:41           ` Albert ARIBAUD
2013-05-23 13:00         ` Peter Maydell
2013-05-23 14:08           ` Albert ARIBAUD
2013-05-23 14:47             ` Albert ARIBAUD
2013-05-26 22:42     ` Andre Przywara [this message]
2013-05-31  1:02   ` Christoffer Dall
2013-05-31  9:23     ` Andre Przywara
2013-05-31 17:21       ` Albert ARIBAUD
2013-05-31 23:50       ` Christoffer Dall
2013-06-01 10:06         ` Albert ARIBAUD
2013-06-01 10:11           ` Albert ARIBAUD
2013-05-06 13:17 ` [U-Boot] [PATCH 2/6] ARM: add assembly routine " Andre Przywara
2013-05-31  3:04   ` Christoffer Dall
2013-05-31  9:26     ` Andre Przywara
2013-05-31 23:50       ` Christoffer Dall
2013-05-06 13:17 ` [U-Boot] [PATCH 3/6] ARM: switch to non-secure state during bootm execution Andre Przywara
2013-05-31  5:10   ` Christoffer Dall
2013-05-31  9:30     ` Andre Przywara
2013-05-31 23:50       ` Christoffer Dall
2013-05-06 13:17 ` [U-Boot] [PATCH 4/6] ARM: add SMP support for non-secure switch Andre Przywara
2013-05-31  5:32   ` Christoffer Dall
2013-05-31  9:32     ` Andre Przywara
2013-05-31 23:51       ` Christoffer Dall
2013-06-07 11:00       ` TigerLiu at viatech.com.cn
2013-05-06 13:17 ` [U-Boot] [PATCH 5/6] ARM: extend non-secure switch to also go into HYP mode Andre Przywara
2013-05-09 18:56   ` Tom Rini
2013-05-31  5:43   ` Christoffer Dall
2013-05-31  9:34     ` Andre Przywara
2013-05-31 23:51       ` Christoffer Dall
2013-05-06 13:17 ` [U-Boot] [PATCH 6/6] ARM: VExpress: enable ARMv7 virt support for VExpress A15 Andre Przywara
2013-05-23 10:52 ` [U-Boot] [PATCH 0/6] ARMv7: Add HYP mode switching support Albert ARIBAUD
2013-05-26 22:51   ` Andre Przywara
2013-05-31  6:11 ` Christoffer Dall
2013-05-31  6:36   ` Andre Przywara
2013-05-31 23:49     ` Christoffer Dall

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