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-rw-r--r--include/lib/aarch64/arch.h10
-rw-r--r--include/lib/aarch64/arch_helpers.h1
2 files changed, 11 insertions, 0 deletions
diff --git a/include/lib/aarch64/arch.h b/include/lib/aarch64/arch.h
index a034ae20..989667a7 100644
--- a/include/lib/aarch64/arch.h
+++ b/include/lib/aarch64/arch.h
@@ -134,6 +134,16 @@
#define ID_AA64PFR0_GIC_WIDTH 4
#define ID_AA64PFR0_GIC_MASK ((1 << ID_AA64PFR0_GIC_WIDTH) - 1)
+/* ID_AA64MMFR0_EL1 definitions */
+#define ID_AA64MMFR0_EL1_PARANGE_MASK 0xf
+
+#define PARANGE_0000 32
+#define PARANGE_0001 36
+#define PARANGE_0010 40
+#define PARANGE_0011 42
+#define PARANGE_0100 44
+#define PARANGE_0101 48
+
/* ID_PFR1_EL1 definitions */
#define ID_PFR1_VIRTEXT_SHIFT 12
#define ID_PFR1_VIRTEXT_MASK 0xf
diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h
index a013809b..aa262031 100644
--- a/include/lib/aarch64/arch_helpers.h
+++ b/include/lib/aarch64/arch_helpers.h
@@ -196,6 +196,7 @@ void __dead2 smc(uint64_t x0, uint64_t x1, uint64_t x2, uint64_t x3,
******************************************************************************/
DEFINE_SYSREG_READ_FUNC(midr_el1)
DEFINE_SYSREG_READ_FUNC(mpidr_el1)
+DEFINE_SYSREG_READ_FUNC(id_aa64mmfr0_el1)
DEFINE_SYSREG_RW_FUNCS(scr_el3)
DEFINE_SYSREG_RW_FUNCS(hcr_el2)