From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/powerpc/kvm/booke.h | 75 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 arch/powerpc/kvm/booke.h (limited to 'arch/powerpc/kvm/booke.h') diff --git a/arch/powerpc/kvm/booke.h b/arch/powerpc/kvm/booke.h new file mode 100644 index 00000000..492bb703 --- /dev/null +++ b/arch/powerpc/kvm/booke.h @@ -0,0 +1,75 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright IBM Corp. 2008 + * + * Authors: Hollis Blanchard + */ + +#ifndef __KVM_BOOKE_H__ +#define __KVM_BOOKE_H__ + +#include +#include +#include +#include "timing.h" + +/* interrupt priortity ordering */ +#define BOOKE_IRQPRIO_DATA_STORAGE 0 +#define BOOKE_IRQPRIO_INST_STORAGE 1 +#define BOOKE_IRQPRIO_ALIGNMENT 2 +#define BOOKE_IRQPRIO_PROGRAM 3 +#define BOOKE_IRQPRIO_FP_UNAVAIL 4 +#define BOOKE_IRQPRIO_SPE_UNAVAIL 5 +#define BOOKE_IRQPRIO_SPE_FP_DATA 6 +#define BOOKE_IRQPRIO_SPE_FP_ROUND 7 +#define BOOKE_IRQPRIO_SYSCALL 8 +#define BOOKE_IRQPRIO_AP_UNAVAIL 9 +#define BOOKE_IRQPRIO_DTLB_MISS 10 +#define BOOKE_IRQPRIO_ITLB_MISS 11 +#define BOOKE_IRQPRIO_MACHINE_CHECK 12 +#define BOOKE_IRQPRIO_DEBUG 13 +#define BOOKE_IRQPRIO_CRITICAL 14 +#define BOOKE_IRQPRIO_WATCHDOG 15 +#define BOOKE_IRQPRIO_EXTERNAL 16 +#define BOOKE_IRQPRIO_FIT 17 +#define BOOKE_IRQPRIO_DECREMENTER 18 +#define BOOKE_IRQPRIO_PERFORMANCE_MONITOR 19 +/* Internal pseudo-irqprio for level triggered externals */ +#define BOOKE_IRQPRIO_EXTERNAL_LEVEL 20 +#define BOOKE_IRQPRIO_MAX 20 + +extern unsigned long kvmppc_booke_handlers; + +/* Helper function for "full" MSR writes. No need to call this if only EE is + * changing. */ +static inline void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr) +{ + if ((new_msr & MSR_PR) != (vcpu->arch.shared->msr & MSR_PR)) + kvmppc_mmu_priv_switch(vcpu, new_msr & MSR_PR); + + vcpu->arch.shared->msr = new_msr; + + if (vcpu->arch.shared->msr & MSR_WE) { + kvm_vcpu_block(vcpu); + kvmppc_set_exit_type(vcpu, EMULATED_MTMSRWE_EXITS); + }; +} + +int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, + unsigned int inst, int *advance); +int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt); +int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs); + +#endif /* __KVM_BOOKE_H__ */ -- cgit v1.2.3