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cpukit/score/aarch64: Use correct MAIR index

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The MAIR index currently assigned (1) for uncached memory segments is
not configured properly for this purpose. Instead, this switches
uncached memory segment flags to MAIR index 2 which is properly
configured for uncached inner and outer shareable domains.
This commit is contained in:
Kinsey Moore
2023-08-22 12:19:16 -05:00
committed by Joel Sherrill
parent 3d0dc8450e
commit 78001d5860
1 changed files with 2 additions and 2 deletions
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cpukit/score/cpu/aarch64/include/libcpu/mmu-vmsav8-64.h
+2 -2
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@@ -70,7 +70,7 @@ extern "C" {
#define AARCH64_MMU_CODE_RW_CACHED AARCH64_MMU_DATA_RW_CACHED
#define AARCH64_MMU_DATA_RO \
( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 1 ) | MMU_DESC_WRITE_DISABLE )
( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 2 ) | MMU_DESC_WRITE_DISABLE )
#define AARCH64_MMU_CODE AARCH64_MMU_DATA_RO
#define AARCH64_MMU_CODE_RW AARCH64_MMU_DATA_RW
@@ -78,7 +78,7 @@ extern "C" {
#define AARCH64_MMU_DATA_RW_CACHED \
( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 3 ) )
#define AARCH64_MMU_DATA_RW \
( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 1 ) )
( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 2 ) )
#define AARCH64_MMU_DEVICE ( AARCH64_MMU_FLAGS_BASE | MMU_DESC_MAIR_ATTR( 0 ) )
rtems_status_code aarch64_mmu_map(