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armv8: fsl-layerscape: Fix final MMU table for QSPI and IFC

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For QSPI and IFC addresses execution shouldn't be allowed
when u-boot running from DDR. Revise the MMU final table
to enforce execute-never bits.

Signed-off-by: Suresh Gupta <suresh.gupta@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Suresh Gupta 2017-08-29 19:12:43 +05:30 committed by York Sun
parent 5436c6a347
commit 22c51855bf
1 changed files with 4 additions and 2 deletions
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6
arch/arm/include/asm/arch-fsl-layerscape/cpu.h
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@ -199,7 +199,8 @@ static struct mm_region final_map[] = {
},
{ CONFIG_SYS_FSL_QSPI_BASE1, CONFIG_SYS_FSL_QSPI_BASE1,
CONFIG_SYS_FSL_QSPI_SIZE1,
PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
},
{ CONFIG_SYS_FSL_QSPI_BASE2, CONFIG_SYS_FSL_QSPI_BASE2,
CONFIG_SYS_FSL_QSPI_SIZE2,
@ -208,7 +209,8 @@ static struct mm_region final_map[] = {
},
{ CONFIG_SYS_FSL_IFC_BASE2, CONFIG_SYS_FSL_IFC_BASE2,
CONFIG_SYS_FSL_IFC_SIZE2,
PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE
PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
},
{ CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
CONFIG_SYS_FSL_DCSR_SIZE,