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| author | Alexander Graf <agraf@csgraf.de> | 2022-02-09 13:41:35 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2022-02-21 13:30:19 +0000 |
| commit | 7f6c295cdfeaa229c360cac9a36e4e595aa902ae (patch) | |
| tree | 05f0befb188c3727c9bc94fb71df955f4ebed10b /hw/s390x/sclp.c | |
| parent | ad99f64f1cfff7c5e7af0e697523d9b7e45423b6 (diff) | |
| download | qemu-7f6c295cdfeaa229c360cac9a36e4e595aa902ae.zip qemu-7f6c295cdfeaa229c360cac9a36e4e595aa902ae.tar.gz qemu-7f6c295cdfeaa229c360cac9a36e4e595aa902ae.tar.bz2 | |
hvf: arm: Handle unknown ID registers as RES0
Recent Linux versions added support to read ID_AA64ISAR2_EL1. On M1,
those reads trap into QEMU which handles them as faults.
However, AArch64 ID registers should always read as RES0. Let's
handle them accordingly.
This fixes booting Linux 5.17 guests.
Cc: qemu-stable@nongnu.org
Reported-by: Ivan Babrou <ivan@cloudflare.com>
Signed-off-by: Alexander Graf <agraf@csgraf.de>
Message-id: 20220209124135.69183-2-agraf@csgraf.de
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/s390x/sclp.c')
0 files changed, 0 insertions, 0 deletions