a264c5ff476e7bc759217632a4c15dc51820e20f
2 * Copyright (C) 2015, 2016 ARM Ltd.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 #ifndef __KVM_ARM_VGIC_NEW_H__
17 #define __KVM_ARM_VGIC_NEW_H__
19 #define PRODUCT_ID_KVM 0x4b /* ASCII code K */
20 #define IMPLEMENTER_ARM 0x43b
22 #define VGIC_ADDR_UNDEF (-1)
23 #define IS_VGIC_ADDR_UNDEF(_x) ((_x) == VGIC_ADDR_UNDEF)
25 #define INTERRUPT_ID_BITS_SPIS 10
26 #define VGIC_PRI_BITS 5
28 #define vgic_irq_is_sgi(intid) ((intid) < VGIC_NR_SGIS)
30 struct vgic_irq
*vgic_get_irq(struct kvm
*kvm
, struct kvm_vcpu
*vcpu
,
32 bool vgic_queue_irq_unlock(struct kvm
*kvm
, struct vgic_irq
*irq
);
33 void vgic_kick_vcpus(struct kvm
*kvm
);
35 void vgic_v2_process_maintenance(struct kvm_vcpu
*vcpu
);
36 void vgic_v2_fold_lr_state(struct kvm_vcpu
*vcpu
);
37 void vgic_v2_populate_lr(struct kvm_vcpu
*vcpu
, struct vgic_irq
*irq
, int lr
);
38 void vgic_v2_clear_lr(struct kvm_vcpu
*vcpu
, int lr
);
39 void vgic_v2_set_underflow(struct kvm_vcpu
*vcpu
);
40 int vgic_v2_has_attr_regs(struct kvm_device
*dev
, struct kvm_device_attr
*attr
);
41 int vgic_register_dist_iodev(struct kvm
*kvm
, gpa_t dist_base_address
,
44 #ifdef CONFIG_KVM_ARM_VGIC_V3
45 void vgic_v3_process_maintenance(struct kvm_vcpu
*vcpu
);
46 void vgic_v3_fold_lr_state(struct kvm_vcpu
*vcpu
);
47 void vgic_v3_populate_lr(struct kvm_vcpu
*vcpu
, struct vgic_irq
*irq
, int lr
);
48 void vgic_v3_clear_lr(struct kvm_vcpu
*vcpu
, int lr
);
49 void vgic_v3_set_underflow(struct kvm_vcpu
*vcpu
);
50 int vgic_register_redist_iodevs(struct kvm
*kvm
, gpa_t dist_base_address
);
52 static inline void vgic_v3_process_maintenance(struct kvm_vcpu
*vcpu
)
56 static inline void vgic_v3_fold_lr_state(struct kvm_vcpu
*vcpu
)
60 static inline void vgic_v3_populate_lr(struct kvm_vcpu
*vcpu
,
61 struct vgic_irq
*irq
, int lr
)
65 static inline void vgic_v3_clear_lr(struct kvm_vcpu
*vcpu
, int lr
)
69 static inline void vgic_v3_set_underflow(struct kvm_vcpu
*vcpu
)
73 static inline int vgic_register_redist_iodevs(struct kvm
*kvm
,
74 gpa_t dist_base_address
)
80 void kvm_register_vgic_device(unsigned long type
);
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