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authorScott Wood <scottwood@freescale.com>2014-05-14 18:19:12 (GMT)
committerScott Wood <scottwood@freescale.com>2014-05-14 18:37:18 (GMT)
commit86ba38e6f5f2fbfe9b49e153ea89593b26482019 (patch)
treef99d2906b0eafca507f37289e68052fc105cc2dc /arch/arm/mm/mmu.c
parent07c8b57b111585a617b2b456497fc9b33c00743c (diff)
downloadlinux-fsl-qoriq-86ba38e6f5f2fbfe9b49e153ea89593b26482019.tar.xz
Reset to 3.12.19
Diffstat (limited to 'arch/arm/mm/mmu.c')
-rw-r--r--arch/arm/mm/mmu.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index b1d17ee..0222ba7 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -229,12 +229,16 @@ __setup("noalign", noalign_setup);
#endif /* ifdef CONFIG_CPU_CP15 / else */
#define PROT_PTE_DEVICE L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_XN
+#define PROT_PTE_S2_DEVICE PROT_PTE_DEVICE
#define PROT_SECT_DEVICE PMD_TYPE_SECT|PMD_SECT_AP_WRITE
static struct mem_type mem_types[] = {
[MT_DEVICE] = { /* Strongly ordered / ARMv6 shared device */
.prot_pte = PROT_PTE_DEVICE | L_PTE_MT_DEV_SHARED |
L_PTE_SHARED,
+ .prot_pte_s2 = s2_policy(PROT_PTE_S2_DEVICE) |
+ s2_policy(L_PTE_S2_MT_DEV_SHARED) |
+ L_PTE_SHARED,
.prot_l1 = PMD_TYPE_TABLE,
.prot_sect = PROT_SECT_DEVICE | PMD_SECT_S,
.domain = DOMAIN_IO,
@@ -456,7 +460,8 @@ static void __init build_mem_type_table(void)
cp = &cache_policies[cachepolicy];
vecs_pgprot = kern_pgprot = user_pgprot = cp->pte;
s2_pgprot = cp->pte_s2;
- hyp_device_pgprot = s2_device_pgprot = mem_types[MT_DEVICE].prot_pte;
+ hyp_device_pgprot = mem_types[MT_DEVICE].prot_pte;
+ s2_device_pgprot = mem_types[MT_DEVICE].prot_pte_s2;
/*
* ARMv6 and above have extended page tables.