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arm64_mmu: Add data synchronization barrier after page tables are written

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The page tables must be committed to system memory before we can proceed
enabling the MMU. ISB() is not enough to do this.
This commit is contained in:
Ville Juven 2024-03-19 14:13:57 +02:00 • committed by Alan Carvalho de Assis
parent 8f9c337c66
commit 2bed7c4646
1 changed files with 1 additions and 0 deletions
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arch/arm64/src/common/arm64_mmu.c
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@ -536,6 +536,7 @@ static void enable_mmu_el1(unsigned int flags)
/* Ensure these changes are seen before MMU is enabled */
ARM64_DSB();
ARM64_ISB();
/* Enable the MMU and data cache */