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imxrt: 1170 MPU config ensure no lockups can occur

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This commit is contained in:
Peter van der Perk
2024-05-17 11:02:13 +02:00
committed by Xiang Xiao
parent 3762bda5e2
commit 015e7cd607
1 changed files with 3 additions and 1 deletions
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arch/arm/src/imxrt/imxrt117x_mpuinit.c
+3 -1
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@@ -51,6 +51,7 @@
MPU_RASR_XN; /* Execute-never to prevent instruction fetch */ MPU_RASR_XN; /* Execute-never to prevent instruction fetch */
putreg32(regval, MPU_RASR); putreg32(regval, MPU_RASR);
#ifdef CONFIG_IMXRT_SEMC
mpu_configure_region(IMXRT_SEMC0_BASE, 512 * 1024 * 1024, mpu_configure_region(IMXRT_SEMC0_BASE, 512 * 1024 * 1024,
/* Instruction access Enabled */ /* Instruction access Enabled */
@@ -62,6 +63,7 @@
/* Not Shareable */ /* Not Shareable */
/* No Subregion disable */ /* No Subregion disable */
); );
#endif
mpu_configure_region(IMXRT_FLEXSPI2_CIPHER_BASE, 512 * 1024 * 1024, mpu_configure_region(IMXRT_FLEXSPI2_CIPHER_BASE, 512 * 1024 * 1024,
@@ -91,7 +93,7 @@
/* Instruction access Enabled */ /* Instruction access Enabled */
MPU_RASR_AP_RWRW | /* P:RW U:RW */ MPU_RASR_AP_RORO | /* P:R0 U:R0 */
MPU_RASR_TEX_NOR /* Normal */ MPU_RASR_TEX_NOR /* Normal */
/* Not Cacheable */ /* Not Cacheable */
/* Not Bufferable */ /* Not Bufferable */