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| author | Gregory Nutt <gnutt@nuttx.org> | 2014-08-25 16:34:22 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2014-08-25 16:34:22 -0600 |
| commit | bda92108291caded03cf62f00c7073726e4a1d3f (patch) | |
| tree | fa5ac4c7789191c938c9fb76416a3b9adf031877 /nuttx/arch | |
| parent | f42160a0908f69023b60321e33d00197b9f4c775 (diff) | |
| download | px4-nuttx-bda92108291caded03cf62f00c7073726e4a1d3f.tar.gz px4-nuttx-bda92108291caded03cf62f00c7073726e4a1d3f.tar.bz2 px4-nuttx-bda92108291caded03cf62f00c7073726e4a1d3f.zip | |
ARMv7-A: Use of write back might be unpredictable
Diffstat (limited to 'nuttx/arch')
| -rw-r--r-- | nuttx/arch/arm/src/armv7-a/mmu.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/armv7-a/mmu.h b/nuttx/arch/arm/src/armv7-a/mmu.h index d25e590ec..8c5819553 100644 --- a/nuttx/arch/arm/src/armv7-a/mmu.h +++ b/nuttx/arch/arm/src/armv7-a/mmu.h @@ -419,12 +419,12 @@ /* Level 2 Translation Table Access Permissions: * - * WR - Read/write addess allowed + * WR - Read/write access allowed * R - Read-only access allowed * 0,1,2 - At PL0, PL1, and/or PL2 * * PL0 - User privilege level - * PL1 - Privilieged mode + * PL1 - Privileged mode * PL2 - Software executing in Hyp mode */ @@ -543,7 +543,7 @@ /* MMU Flags for each type memory region (level 1 and 2) */ #define MMU_L1_TEXTFLAGS (PMD_TYPE_PTE | PMD_PTE_DOM(0)) -#define MMU_L2_TEXTFLAGS (PTE_TYPE_SMALL | PTE_WRITE_THROUGH | PTE_AP_R1) +#define MMU_L2_TEXTFLAGS (PTE_TYPE_SMALL | PTE_WRITE_BACK | PTE_AP_R1) #define MMU_L1_DATAFLAGS (PMD_TYPE_PTE | PMD_PTE_PXN | PMD_PTE_DOM(0)) #define MMU_L2_DATAFLAGS (PTE_TYPE_SMALL | PTE_WRITE_BACK | PTE_AP_RW1) |