[U-Boot] [PATCH 6/7] arm: v7R: Add support for MPU
Tom Rini
trini at konsulko.com
Wed Apr 25 13:16:14 UTC 2018
On Wed, Apr 25, 2018 at 02:44:38PM +0530, Lokesh Vutla wrote:
> The Memory Protection Unit(MPU) allows to partition memory into regions
> and set individual protection attributes for each region. In absence
> of MPU a default map[1] will take effect. Add support for configuring
> MPU on Cortex-R, by reusing the existing support for Cortex-M processor.
>
> [1] http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0460d/I1002400.html
>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
> ---
> arch/arm/Kconfig | 12 ++++
> arch/arm/cpu/armv7/Makefile | 2 +
> arch/arm/cpu/armv7/mpu_v7r.c | 109 ++++++++++++++++++++++++++++++
> arch/arm/cpu/armv7m/Makefile | 3 +-
> arch/arm/cpu/armv7m/mpu.c | 41 +----------
> arch/arm/include/asm/armv7m_mpu.h | 69 +++++++++++++++++++
We should rename armv7m_mpu.h to armv7_mpu.h here I think, since we
share it between v7m and v7r. Thanks!
--
Tom
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