[RFC PATCH v2 12/38] arm64: Add missing TCR hw defines

From: Jintack Lim
Date: Tue Jul 18 2017 - 13:10:37 EST


From: Christoffer Dall <christoffer.dall@xxxxxxxxxx>

Some bits of the TCR weren't defined and since we're about to use these
in KVM, add these defines.

Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
---
arch/arm64/include/asm/pgtable-hwdef.h | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/arch/arm64/include/asm/pgtable-hwdef.h b/arch/arm64/include/asm/pgtable-hwdef.h
index eb0c2bd..d26cab7 100644
--- a/arch/arm64/include/asm/pgtable-hwdef.h
+++ b/arch/arm64/include/asm/pgtable-hwdef.h
@@ -272,9 +272,15 @@
#define TCR_TG1_4K (UL(2) << TCR_TG1_SHIFT)
#define TCR_TG1_64K (UL(3) << TCR_TG1_SHIFT)

+#define TCR_IPS_SHIFT 32
+#define TCR_IPS_MASK (UL(7) << TCR_IPS_SHIFT)
+
#define TCR_ASID16 (UL(1) << 36)
#define TCR_TBI0 (UL(1) << 37)
#define TCR_HA (UL(1) << 39)
#define TCR_HD (UL(1) << 40)

+#define TCR_EPD1 (UL(1) << 23)
+#define TCR_EPD0 (UL(1) << 7)
+
#endif
--
1.9.1