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-rw-r--r--src/arch/arm64/armv8/mmu.c1
-rw-r--r--src/arch/arm64/include/armv8/arch/mmu.h6
2 files changed, 7 insertions, 0 deletions
diff --git a/src/arch/arm64/armv8/mmu.c b/src/arch/arm64/armv8/mmu.c
index 8fde41f7f7..84b9935a93 100644
--- a/src/arch/arm64/armv8/mmu.c
+++ b/src/arch/arm64/armv8/mmu.c
@@ -67,6 +67,7 @@ static uint64_t get_block_attr(unsigned long tag)
attr |= BLOCK_ACCESS;
if (tag & MA_MEM) {
+ attr |= BLOCK_SH_INNER_SHAREABLE;
if (tag & MA_MEM_NC)
attr |= BLOCK_INDEX_MEM_NORMAL_NC << BLOCK_INDEX_SHIFT;
else
diff --git a/src/arch/arm64/include/armv8/arch/mmu.h b/src/arch/arm64/include/armv8/arch/mmu.h
index a030b1bf73..564d6afed4 100644
--- a/src/arch/arm64/include/armv8/arch/mmu.h
+++ b/src/arch/arm64/include/armv8/arch/mmu.h
@@ -65,6 +65,12 @@
#define BLOCK_ACCESS (1 << 10)
+#define BLOCK_SH_SHIFT (8)
+#define BLOCK_SH_NON_SHAREABLE (0 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_UNPREDICTABLE (1 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_OUTER_SHAREABLE (2 << BLOCK_SH_SHIFT)
+#define BLOCK_SH_INNER_SHAREABLE (3 << BLOCK_SH_SHIFT)
+
/* XLAT Table Init Attributes */
#define VA_START 0x0