From: Tom Rini <trini@konsulko.com>
To: Peter Hoyes <peter.hoyes@arm.com>
Cc: u-boot@lists.denx.de, patrick.delaunay@foss.st.com,
sjg@chromium.org, andre.przywara@arm.com, diego.sueiro@arm.com
Subject: Re: [PATCH v2 5/6] arm: Use armv8_switch_to_el1 env to switch to EL1
Date: Thu, 2 Sep 2021 18:42:05 -0400 [thread overview]
Message-ID: <20210902224205.GX858@bill-the-cat> (raw)
In-Reply-To: <20210819155314.1787973-6-peter.hoyes@arm.com>
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On Thu, Aug 19, 2021 at 04:53:13PM +0100, Peter Hoyes wrote:
> From: Peter Hoyes <Peter.Hoyes@arm.com>
>
> Use the environment variable armv8_switch_to_el1 to determine whether
> to switch to EL1 at runtime. This is an alternative to the
> CONFIG_ARMV8_SWITCH_TO_EL1 compile-time option.
>
> The environment variable will be ineffective if the ARMV8_MULTIENTRY
> config is used.
>
> This is required by the Armv8r64 architecture, which must be able to
> boot at S-EL1 for Linux but may need to boot at other ELs for other
> systems.
>
> Signed-off-by: Peter Hoyes <Peter.Hoyes@arm.com>
Applied to u-boot/next, thanks!
--
Tom
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next prev parent reply other threads:[~2021-09-02 22:43 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-19 15:53 [PATCH v2 0/6] Armv8r64 + BASER_FVP board support Peter Hoyes
2021-08-19 15:53 ` [PATCH v2 1/6] armv8: Disable pointer authentication traps for EL1 Peter Hoyes
2021-08-20 14:44 ` Andre Przywara
2021-08-20 15:04 ` Michael Walle
2021-09-02 22:41 ` Tom Rini
2021-08-19 15:53 ` [PATCH v2 2/6] armv8: Ensure EL1&0 VMSA is enabled Peter Hoyes
2021-09-02 22:41 ` Tom Rini
2021-08-19 15:53 ` [PATCH v2 3/6] armv8: Add ARMv8 MPU configuration logic Peter Hoyes
2021-08-20 15:22 ` Andre Przywara
2021-09-02 22:41 ` Tom Rini
2021-08-19 15:53 ` [PATCH v2 4/6] vexpress64: Add BASER_FVP vexpress board variant Peter Hoyes
2021-09-02 22:42 ` Tom Rini
2021-08-19 15:53 ` [PATCH v2 5/6] arm: Use armv8_switch_to_el1 env to switch to EL1 Peter Hoyes
2021-08-20 16:57 ` Andre Przywara
2021-08-20 17:05 ` Tom Rini
2021-08-26 11:36 ` Andre Przywara
2021-09-02 22:42 ` Tom Rini [this message]
2021-09-02 23:07 ` Andre Przywara
2021-09-02 23:49 ` Tom Rini
2021-09-03 10:19 ` Peter Hoyes
2021-09-03 14:00 ` Tom Rini
2021-08-19 15:53 ` [PATCH v2 6/6] doc: Add documentation for the Arm vexpress board configs Peter Hoyes
2021-09-02 22:42 ` Tom Rini
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