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author | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2018-09-25 17:37:06 +0100 |
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committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2018-10-01 15:47:55 +0000 |
commit | 30746da58f3dbcb37df6214999ad48cb7df1cc4a (patch) | |
tree | 097ef94a83f7fc0d8bb60aec450b8322f6bee9cc /src/arch/arm/miscregs.cc | |
parent | 312f44831f45c363bb1a97fdc601cb5efc8d5652 (diff) | |
download | gem5-30746da58f3dbcb37df6214999ad48cb7df1cc4a.tar.xz |
arch-arm: Implement AArch64 ID_AA64MMFR2_EL1 register
This patch implements AArch64 Memory Model Feature Register 2
(from ARMv8.2)
Change-Id: I16d9acaf620fac6d1206e208bd143daec1657daf
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/13066
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Diffstat (limited to 'src/arch/arm/miscregs.cc')
-rw-r--r-- | src/arch/arm/miscregs.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/arch/arm/miscregs.cc b/src/arch/arm/miscregs.cc index bbd5347e5..07123bd7d 100644 --- a/src/arch/arm/miscregs.cc +++ b/src/arch/arm/miscregs.cc @@ -1539,7 +1539,9 @@ decodeAArch64SysReg(unsigned op0, unsigned op1, return MISCREG_ID_AA64MMFR0_EL1; case 1: return MISCREG_ID_AA64MMFR1_EL1; - case 2 ... 7: + case 2: + return MISCREG_ID_AA64MMFR2_EL1; + case 3 ... 7: return MISCREG_RAZ; } break; @@ -3504,6 +3506,8 @@ ISA::initializeMiscRegMetadata() .allPrivileges().exceptUserMode().writes(0); InitReg(MISCREG_ID_AA64MMFR1_EL1) .allPrivileges().exceptUserMode().writes(0); + InitReg(MISCREG_ID_AA64MMFR2_EL1) + .allPrivileges().exceptUserMode().writes(0); InitReg(MISCREG_CCSIDR_EL1) .allPrivileges().exceptUserMode().writes(0); InitReg(MISCREG_CLIDR_EL1) |