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include: arm64: Fix the init region attrs

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Fix the attrs of init fix mem regions for userspace.
Allow RAM region and RO region be read-only for EL0.

Signed-off-by: Jaxson Han <jaxson.han@arm.com>
This commit is contained in:
Jaxson Han 2021-07-27 09:50:20 +08:00 • committed by Christopher Friedt
commit 63867d95d0
1 changed files with 2 additions and 2 deletions
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4
include/arch/arm64/cortex_r/arm_mpu.h
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@ -151,7 +151,7 @@
#define REGION_RAM_TEXT_ATTR \
{ \
/* AP, XN, SH */ \
.rbar = P_RO_U_NA_Msk | NON_SHAREABLE_Msk, \
.rbar = P_RO_U_RO_Msk | NON_SHAREABLE_Msk, \
/* Cache-ability */ \
.mair_idx = MPU_MAIR_INDEX_SRAM, \
}
@ -159,7 +159,7 @@
#define REGION_RAM_RO_ATTR \
{ \
/* AP, XN, SH */ \
.rbar = NOT_EXEC | P_RO_U_NA_Msk | NON_SHAREABLE_Msk, \
.rbar = NOT_EXEC | P_RO_U_RO_Msk | NON_SHAREABLE_Msk, \
/* Cache-ability */ \
.mair_idx = MPU_MAIR_INDEX_SRAM, \
}