linux-sg2042/arch/mips/kvm/interrupt.h

54 lines
2.0 KiB
C

/*
* 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 */
extern char mips32_exception[], mips32_exceptionEnd[];
extern char mips32_GuestException[], mips32_GuestExceptionEnd[];
#define C_TI (_ULCAST_(1) << 30)
#define KVM_MIPS_IRQ_DELIVER_ALL_AT_ONCE (0)
#define KVM_MIPS_IRQ_CLEAR_ALL_AT_ONCE (0)
void kvm_mips_queue_irq(struct kvm_vcpu *vcpu, uint32_t priority);
void kvm_mips_dequeue_irq(struct kvm_vcpu *vcpu, uint32_t 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,
uint32_t cause);
int kvm_mips_irq_clear_cb(struct kvm_vcpu *vcpu, unsigned int priority,
uint32_t cause);
void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, uint32_t cause);