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From: Stephen Warren <swarren@wwwdotorg.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v1 2/4] virt-dt: Allow reservation of the secure region when it is in a RAM carveout.
Date: Thu, 15 Jan 2015 16:49:40 -0700	[thread overview]
Message-ID: <54B85214.1010300@wwwdotorg.org> (raw)
In-Reply-To: <1421178360-23778-2-git-send-email-ijc@hellion.org.uk>

On 01/13/2015 12:45 PM, Ian Campbell wrote:
> In this case the secure code lives in RAM, and hence needs to be reserved, but
> it has been relocated, so the reservation of __secure_start does not apply.
>
> Add support for setting CONFIG_ARMV7_SECURE_RESERVE_SIZE to reserve such a
> region.
>
> This will be used in a subsequent patch for Jetson-TK1

It's rather hard to review this without any documentation in the README, 
of the new symbol, or any of the existing:

CONFIG_ARMV7_NONSEC
CONFIG_ARMV7_VIRT
CONFIG_ARMV7_PSCI

It'd be nice to have a description of what those do exactly, and how 
they interact or conflict.

  reply	other threads:[~2015-01-15 23:49 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-13 19:44 [U-Boot] [PATCH v1 0/4] Jetson-TK1 support for PSCI Ian Campbell
2015-01-13 19:45 ` [U-Boot] [PATCH v1 1/4] tegra124: Add more registers to struct mc_ctlr Ian Campbell
2015-01-15 23:37   ` Stephen Warren
2015-01-16  9:32     ` Ian Campbell
2015-01-13 19:45 ` [U-Boot] [PATCH v1 2/4] virt-dt: Allow reservation of the secure region when it is in a RAM carveout Ian Campbell
2015-01-15 23:49   ` Stephen Warren [this message]
2015-01-16  9:33     ` Ian Campbell
2015-01-18 18:06     ` Ian Campbell
2015-01-13 19:45 ` [U-Boot] [PATCH v1 3/4] jetson-tk1: Add PSCI configuration options and reserve secure code Ian Campbell
2015-01-15 23:59   ` Stephen Warren
2015-01-16  8:52     ` Thierry Reding
2015-01-16  9:39       ` Ian Campbell
2015-01-19 17:17         ` Stephen Warren
2015-01-13 19:46 ` [U-Boot] [PATCH v1 4/4] tegra124: Reserve secure RAM using MC_SECURITY_CFG{0, 1}_0 Ian Campbell
2015-01-14  7:57 ` [U-Boot] [PATCH v1 0/4] Jetson-TK1 support for PSCI Thierry Reding
2015-01-14  8:58   ` Ian Campbell
2015-01-15 14:55     ` Thierry Reding
2015-01-16  9:43       ` Ian Campbell
2015-01-16 10:05         ` Thierry Reding
2015-01-16 10:24           ` Ian Campbell
2015-01-16 16:03             ` Thierry Reding
2015-01-16 16:11               ` Ian Campbell
2015-01-19  9:25                 ` Thierry Reding
2015-01-19 12:09                   ` Ian Campbell
2015-01-15 19:19   ` Mark Rutland
2015-01-16  9:12     ` Thierry Reding
2015-01-22 19:20       ` Mark Rutland
2015-01-23 10:10         ` Thierry Reding
2015-01-23 12:37           ` Mark Rutland
2015-01-23 14:08             ` Mark Rutland
2015-01-30 12:20             ` Thierry Reding
2015-02-05 11:44             ` Thierry Reding
2015-02-05 12:01               ` Ian Campbell
2015-02-05 12:37               ` Mark Rutland
2015-02-05 13:55                 ` Thierry Reding
2015-02-05 14:37                   ` Ian Campbell
2015-02-09 11:26                   ` Mark Rutland
2015-02-14 15:08                     ` Jan Kiszka
2015-02-19  9:20                       ` Ian Campbell

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