projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 06d1838d | 1 | /* |
| d116e812 DCZ |
2 | * This file is subject to the terms and conditions of the GNU General Public |
| 3 | * License. See the file "COPYING" in the main directory of this archive | |
| 4 | * for more details. | |
| 5 | * | |
| 6 | * KVM/MIPS: Interrupts | |
| 7 | * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. | |
| 8 | * Authors: Sanjay Lal <sanjayl@kymasys.com> | |
| 9 | */ | |
| 06d1838d | 10 | |
| d116e812 DCZ |
11 | /* |
| 12 | * MIPS Exception Priorities, exceptions (including interrupts) are queued up | |
| 06d1838d SL |
13 | * for the guest in the order specified by their priorities |
| 14 | */ | |
| 15 | ||
| 16 | #define MIPS_EXC_RESET 0 | |
| 17 | #define MIPS_EXC_SRESET 1 | |
| 18 | #define MIPS_EXC_DEBUG_ST 2 | |
| 19 | #define MIPS_EXC_DEBUG 3 | |
| 20 | #define MIPS_EXC_DDB 4 | |
| 21 | #define MIPS_EXC_NMI 5 | |
| 22 | #define MIPS_EXC_MCHK 6 | |
| 23 | #define MIPS_EXC_INT_TIMER 7 | |
| 24 | #define MIPS_EXC_INT_IO 8 | |
| 25 | #define MIPS_EXC_EXECUTE 9 | |
| 26 | #define MIPS_EXC_INT_IPI_1 10 | |
| 27 | #define MIPS_EXC_INT_IPI_2 11 | |
| 28 | #define MIPS_EXC_MAX 12 | |
| 29 | /* XXXSL More to follow */ | |
| 30 | ||
| d116e812 DCZ |
31 | extern char mips32_exception[], mips32_exceptionEnd[]; |
| 32 | extern char mips32_GuestException[], mips32_GuestExceptionEnd[]; | |
| 33 | ||
| 06d1838d SL |
34 | #define C_TI (_ULCAST_(1) << 30) |
| 35 | ||
| 36 | #define KVM_MIPS_IRQ_DELIVER_ALL_AT_ONCE (0) | |
| 37 | #define KVM_MIPS_IRQ_CLEAR_ALL_AT_ONCE (0) | |
| 38 | ||
| 39 | void kvm_mips_queue_irq(struct kvm_vcpu *vcpu, uint32_t priority); | |
| 40 | void kvm_mips_dequeue_irq(struct kvm_vcpu *vcpu, uint32_t priority); | |
| 41 | int kvm_mips_pending_timer(struct kvm_vcpu *vcpu); | |
| 42 | ||
| 43 | void kvm_mips_queue_timer_int_cb(struct kvm_vcpu *vcpu); | |
| 44 | void kvm_mips_dequeue_timer_int_cb(struct kvm_vcpu *vcpu); | |
| 45 | void kvm_mips_queue_io_int_cb(struct kvm_vcpu *vcpu, | |
| 46 | struct kvm_mips_interrupt *irq); | |
| 47 | void kvm_mips_dequeue_io_int_cb(struct kvm_vcpu *vcpu, | |
| 48 | struct kvm_mips_interrupt *irq); | |
| 49 | int kvm_mips_irq_deliver_cb(struct kvm_vcpu *vcpu, unsigned int priority, | |
| 50 | uint32_t cause); | |
| 51 | int kvm_mips_irq_clear_cb(struct kvm_vcpu *vcpu, unsigned int priority, | |
| 52 | uint32_t cause); | |
| 53 | void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, uint32_t cause); |