tree 4f9562839b19993ea7e1f3d1b9078fa7de6b4d5f
parent 6209641d33aa4405f2fe00386855251c78bfe9fc
author Giacomo Travaglini <giacomo.travaglini@arm.com> 1651249406 +0100
committer Giacomo Travaglini <giacomo.travaglini@arm.com> 1651854552 +0000

system-arm: Do not trap SVE instructions to EL3

While other CPTR_EL3 bitfields disable trapping by setting
them to zero, SVE trapping works in the opposite way round:

we need to set CPTR_EL3.EZ to 1 if we don't want an EL3 trap

Change-Id: I97d396c402a6d7ebda40d6787ee2f41499f2d1c5
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/59389
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>