diff options
| -rw-r--r-- | arch/arm/cpu/mmu_32.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/arm/cpu/mmu_32.c b/arch/arm/cpu/mmu_32.c index 411eca3db6..971af3efaa 100644 --- a/arch/arm/cpu/mmu_32.c +++ b/arch/arm/cpu/mmu_32.c @@ -167,17 +167,22 @@ static u32 pmd_flags_to_pte(u32 pmd) pte |= PTE_BUFFERABLE; if (pmd & PMD_SECT_CACHEABLE) pte |= PTE_CACHEABLE; - if (pmd & PMD_SECT_nG) - pte |= PTE_EXT_NG; - if (pmd & PMD_SECT_XN) - pte |= PTE_EXT_XN; - - /* TEX[2:0] */ - pte |= PTE_EXT_TEX((pmd >> 12) & 7); - /* AP[1:0] */ - pte |= ((pmd >> 10) & 0x3) << 4; - /* AP[2] */ - pte |= ((pmd >> 15) & 0x1) << 9; + + if (cpu_architecture() >= CPU_ARCH_ARMv7) { + if (pmd & PMD_SECT_nG) + pte |= PTE_EXT_NG; + if (pmd & PMD_SECT_XN) + pte |= PTE_EXT_XN; + + /* TEX[2:0] */ + pte |= PTE_EXT_TEX((pmd >> 12) & 7); + /* AP[1:0] */ + pte |= ((pmd >> 10) & 0x3) << 4; + /* AP[2] */ + pte |= ((pmd >> 15) & 0x1) << 9; + } else { + pte |= PTE_SMALL_AP_UNO_SRW; + } return pte; } |