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| author | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2019-11-12 14:43:23 +0000 |
|---|---|---|
| committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2020-01-06 15:45:04 +0000 |
| commit | 6f6bf2f90e71295e8c025e0d627e6cbd28d8b429 (patch) | |
| tree | 3d213459dea13e4c28fc097c0683e2fdee909b15 /src | |
| parent | 6d37f2877ef27dcec1eb1d39e7f06b3e2386bcb8 (diff) | |
| download | gem5-6f6bf2f90e71295e8c025e0d627e6cbd28d8b429.tar.xz | |
dev-arm: Fix SMMUv3 16KB next-level table address masking
The next-level table address for a granule size of 16KB is retrieved
from the 47:14 bits of the current table descriptor (instead of
47:12, which is the valid masking for a 4KB granule)
Change-Id: I570138a34003dc034d8e67dc1209316157d57205
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Michiel van Tol <michiel.vantol@arm.com>
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23763
Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/dev/arm/smmu_v3_ptops.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/dev/arm/smmu_v3_ptops.cc b/src/dev/arm/smmu_v3_ptops.cc index 96d876ea3..05c8bc022 100644 --- a/src/dev/arm/smmu_v3_ptops.cc +++ b/src/dev/arm/smmu_v3_ptops.cc @@ -273,7 +273,7 @@ V8PageTableOps16k::nextLevelPointer(pte_t pte, unsigned level) const default: panic("bad level %d", level); } } else { - return mbits(pte, 47, 12); + return mbits(pte, 47, 14); } } |