/* * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * KVM/MIPS: Interrupts * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. * Authors: Sanjay Lal <sanjayl@kymasys.com> */ /* * MIPS Exception Priorities, exceptions (including interrupts) are queued up * for the guest in the order specified by their priorities */ #define MIPS_EXC_RESET 0 #define MIPS_EXC_SRESET 1 #define MIPS_EXC_DEBUG_ST 2 #define MIPS_EXC_DEBUG 3 #define MIPS_EXC_DDB 4 #define MIPS_EXC_NMI 5 #define MIPS_EXC_MCHK 6 #define MIPS_EXC_INT_TIMER 7 #define MIPS_EXC_INT_IO 8 #define MIPS_EXC_EXECUTE 9 #define MIPS_EXC_INT_IPI_1 10 #define MIPS_EXC_INT_IPI_2 11 #define MIPS_EXC_MAX 12 /* XXXSL More to follow */ #define C_TI (_ULCAST_(1) << 30) #ifdef CONFIG_KVM_MIPS_VZ #define KVM_MIPS_IRQ_DELIVER_ALL_AT_ONCE (1) #define KVM_MIPS_IRQ_CLEAR_ALL_AT_ONCE (1) #else #define KVM_MIPS_IRQ_DELIVER_ALL_AT_ONCE (0) #define KVM_MIPS_IRQ_CLEAR_ALL_AT_ONCE (0) #endif void kvm_mips_queue_irq(struct kvm_vcpu *vcpu, unsigned int priority); void kvm_mips_dequeue_irq(struct kvm_vcpu *vcpu, unsigned int priority); int kvm_mips_pending_timer(struct kvm_vcpu *vcpu); void kvm_mips_queue_timer_int_cb(struct kvm_vcpu *vcpu); void kvm_mips_dequeue_timer_int_cb(struct kvm_vcpu *vcpu); void kvm_mips_queue_io_int_cb(struct kvm_vcpu *vcpu, struct kvm_mips_interrupt *irq); void kvm_mips_dequeue_io_int_cb(struct kvm_vcpu *vcpu, struct kvm_mips_interrupt *irq); int kvm_mips_irq_deliver_cb(struct kvm_vcpu *vcpu, unsigned int priority, u32 cause); int kvm_mips_irq_clear_cb(struct kvm_vcpu *vcpu, unsigned int priority, u32 cause); void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, u32 cause);