#ifndef __KVM_IO_APIC_H #define __KVM_IO_APIC_H #include <linux/kvm_host.h> #include "iodev.h" struct kvm; struct kvm_vcpu; #define IOAPIC_NUM_PINS KVM_IOAPIC_NUM_PINS #define IOAPIC_VERSION_ID 0x11 /* IOAPIC version */ #define IOAPIC_EDGE_TRIG 0 #define IOAPIC_LEVEL_TRIG 1 #define IOAPIC_DEFAULT_BASE_ADDRESS 0xfec00000 #define IOAPIC_MEM_LENGTH 0x100 /* Direct registers. */ #define IOAPIC_REG_SELECT 0x00 #define IOAPIC_REG_WINDOW 0x10 #define IOAPIC_REG_EOI 0x40 /* IA64 IOSAPIC only */ /* Indirect registers. */ #define IOAPIC_REG_APIC_ID 0x00 /* x86 IOAPIC only */ #define IOAPIC_REG_VERSION 0x01 #define IOAPIC_REG_ARB_ID 0x02 /* x86 IOAPIC only */ /*ioapic delivery mode*/ #define IOAPIC_FIXED 0x0 #define IOAPIC_LOWEST_PRIORITY 0x1 #define IOAPIC_PMI 0x2 #define IOAPIC_NMI 0x4 #define IOAPIC_INIT 0x5 #define IOAPIC_EXTINT 0x7 struct kvm_ioapic { u64 base_address; u32 ioregsel; u32 id; u32 irr; u32 pad; union ioapic_redir_entry { u64 bits; struct { u8 vector; u8 delivery_mode:3; u8 dest_mode:1; u8 delivery_status:1; u8 polarity:1; u8 remote_irr:1; u8 trig_mode:1; u8 mask:1; u8 reserve:7; u8 reserved[4]; u8 dest_id; } fields; } redirtbl[IOAPIC_NUM_PINS]; struct kvm_io_device dev; struct kvm *kvm; void (*ack_notifier)(void *opaque, int irq); }; #ifdef DEBUG #define ASSERT(x) \ do { \ if (!(x)) { \ printk(KERN_EMERG "assertion failed %s: %d: %s\n", \ __FILE__, __LINE__, #x); \ BUG(); \ } \ } while (0) #else #define ASSERT(x) do { } while (0) #endif static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm) { return kvm->arch.vioapic; } struct kvm_vcpu *kvm_get_lowest_prio_vcpu(struct kvm *kvm, u8 vector, unsigned long bitmap); void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode); int kvm_ioapic_init(struct kvm *kvm); void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level); void kvm_ioapic_reset(struct kvm_ioapic *ioapic); #endif