diff options
| author | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2018-09-20 14:13:11 +0100 |
|---|---|---|
| committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2018-12-19 15:34:00 +0000 |
| commit | 67d58e81825d7dff17def2cfeedf5d958141be55 (patch) | |
| tree | 1f4c8c89f339218bf8fa145ea0f8f338b8f189f3 | |
| parent | 1001d247968b31f803b9dcd4f527e34ebe27c182 (diff) | |
| download | gem5-67d58e81825d7dff17def2cfeedf5d958141be55.tar.xz | |
arch-arm: Add Crypto in SE mode
This patch is also enabling AArch32 crypto instructions by setting the
ID_ISAR5 register accordingly.
Change-Id: Id412585b39b78570a65bd3047199c84e9db76cda
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/15155
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
| -rw-r--r-- | src/arch/arm/isa.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/arch/arm/isa.cc b/src/arch/arm/isa.cc index a4ebfc1db..319cc9c09 100644 --- a/src/arch/arm/isa.cc +++ b/src/arch/arm/isa.cc @@ -89,7 +89,7 @@ ISA::ISA(Params *p) } else { highestELIs64 = true; // ArmSystem::highestELIs64 does the same haveSecurity = haveLPAE = haveVirtualization = false; - haveCrypto = false; + haveCrypto = true; haveLargeAsid64 = false; physAddrRange = 32; // dummy value } @@ -315,6 +315,10 @@ ISA::initID32(const ArmISAParams *p) miscRegs[MISCREG_ID_MMFR1] = p->id_mmfr1; miscRegs[MISCREG_ID_MMFR2] = p->id_mmfr2; miscRegs[MISCREG_ID_MMFR3] = p->id_mmfr3; + + miscRegs[MISCREG_ID_ISAR5] = insertBits( + miscRegs[MISCREG_ID_ISAR5], 19, 4, + haveCrypto ? 0x1112 : 0x0); } void |