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Diffstat (limited to 'arch/arm/Kconfig-nommu')
| -rw-r--r-- | arch/arm/Kconfig-nommu | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu index c859495da48..db597e1c757 100644 --- a/arch/arm/Kconfig-nommu +++ b/arch/arm/Kconfig-nommu @@ -50,3 +50,14 @@ config REMAP_VECTORS_TO_RAM Otherwise, say 'y' here. In this case, the kernel will require external support to redirect the hardware exception vectors to the writable versions located at DRAM_BASE. + +config ARM_MPU + bool 'Use the ARM v7 PMSA Compliant MPU' + default y + help + Some ARM systems without an MMU have instead a Memory Protection + Unit (MPU) that defines the type and permissions for regions of + memory. + + If your CPU has an MPU then you should choose 'y' here unless you + know that you do not want to use the MPU. |