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authorRichard Henderson <richard.henderson@linaro.org>2018-12-13 13:48:07 +0000
committerPeter Maydell <peter.maydell@linaro.org>2018-12-13 14:41:24 +0000
commitab638a328fd099ba0b23c8c818eb39f2c35414f3 (patch)
tree71b08a787a56dccce839f68b9e6fd70951070671 /target/arm/cpu.c
parent037c13c5904f5fc67bb0ab7dd91ae07347aedee9 (diff)
downloadfocaccia-qemu-ab638a328fd099ba0b23c8c818eb39f2c35414f3.tar.gz
focaccia-qemu-ab638a328fd099ba0b23c8c818eb39f2c35414f3.zip
target/arm: Implement the ARMv8.2-AA32HPD extension
The bulk of the work here, beyond base HPD, is defining the
TTBCR2 register.  In addition we must check TTBCR.T2E, which
is not present (RES0) for AArch64.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20181203203839.757-11-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/cpu.c')
-rw-r--r--target/arm/cpu.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 60411f6bfe..0b185f8d30 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1932,6 +1932,10 @@ static void arm_max_initfn(Object *obj)
             t = cpu->isar.id_isar6;
             t = FIELD_DP32(t, ID_ISAR6, DP, 1);
             cpu->isar.id_isar6 = t;
+
+            t = cpu->id_mmfr4;
+            t = FIELD_DP32(t, ID_MMFR4, HPDS, 1); /* AA32HPD */
+            cpu->id_mmfr4 = t;
         }
 #endif
     }