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| author | Dylan Johnson <Dylan.Johnson@ARM.com> | 2016-08-02 10:38:02 +0100 |
|---|---|---|
| committer | Dylan Johnson <Dylan.Johnson@ARM.com> | 2016-08-02 10:38:02 +0100 |
| commit | 2950a95672599a9baf9007c18faf210ff9c3e392 (patch) | |
| tree | ca19e4c650f16aad2a0a377b72ae287e248b5250 /src/arch/arm/faults.hh | |
| parent | c53a57f74f31c2593665bae716c5c3679aab5595 (diff) | |
| download | gem5-2950a95672599a9baf9007c18faf210ff9c3e392.tar.xz | |
arm: Add AArch64 hypervisor call instruction 'hvc'
This patch adds the AArch64 instruction hvc which raises an exception
from EL1 into EL2. The host OS uses this instruction to world switch
into the guest.
Change-Id: I930ee43f4f0abd4b35a68eb2a72e44e3ea6570be
Diffstat (limited to 'src/arch/arm/faults.hh')
| -rw-r--r-- | src/arch/arm/faults.hh | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/arch/arm/faults.hh b/src/arch/arm/faults.hh index 02d2e81f5..da501a109 100644 --- a/src/arch/arm/faults.hh +++ b/src/arch/arm/faults.hh @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010, 2012-2013 ARM Limited + * Copyright (c) 2010, 2012-2013, 2016 ARM Limited * All rights reserved * * The license below extends only to copyright in the software and shall @@ -352,6 +352,8 @@ class HypervisorCall : public ArmFaultVals<HypervisorCall> { public: HypervisorCall(ExtMachInst _machInst, uint32_t _imm); + + ExceptionClass ec(ThreadContext *tc) const; }; class HypervisorTrap : public ArmFaultVals<HypervisorTrap> |