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authorZhang Xiantao <xiantao.zhang@intel.com>2007-12-17 13:59:56 +0800
committerAvi Kivity <avi@qumranet.com>2008-01-30 18:01:19 +0200
commit82470196fa346f50ab4071935597017de33c9ee3 (patch)
tree2dc26c39f17d13555badb8e451c2d6fbe80902ec /arch/x86/kvm/irq.h
parent0fce5623ba248d3af0d7fb719d5ac367cc9d5192 (diff)
downloadlinux-82470196fa346f50ab4071935597017de33c9ee3.tar.bz2
KVM: Move irqchip declarations into new ioapic.h and lapic.h
This allows reuse of ioapic in ia64. Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm/irq.h')
-rw-r--r--arch/x86/kvm/irq.h115
1 files changed, 5 insertions, 110 deletions
diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h
index 6316638eec9f..c376b5b41bba 100644
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -25,7 +25,10 @@
#include <linux/mm_types.h>
#include <linux/hrtimer.h>
#include <linux/kvm_host.h>
+
#include "iodev.h"
+#include "ioapic.h"
+#include "lapic.h"
struct kvm;
struct kvm_vcpu;
@@ -65,131 +68,23 @@ void kvm_pic_set_irq(void *opaque, int irq, int level);
int kvm_pic_read_irq(struct kvm_pic *s);
void kvm_pic_update_irq(struct kvm_pic *s);
-#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;
-};
-
-struct kvm_lapic {
- unsigned long base_address;
- struct kvm_io_device dev;
- struct {
- atomic_t pending;
- s64 period; /* unit: ns */
- u32 divide_count;
- ktime_t last_update;
- struct hrtimer dev;
- } timer;
- struct kvm_vcpu *vcpu;
- struct page *regs_page;
- void *regs;
-};
-
-#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_pic *pic_irqchip(struct kvm *kvm)
{
return kvm->arch.vpic;
}
-static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm)
-{
- return kvm->arch.vioapic;
-}
-
static inline int irqchip_in_kernel(struct kvm *kvm)
{
return pic_irqchip(kvm) != NULL;
}
-void kvm_vcpu_kick(struct kvm_vcpu *vcpu);
-int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu);
-int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu);
-int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu);
-int kvm_create_lapic(struct kvm_vcpu *vcpu);
-void kvm_lapic_reset(struct kvm_vcpu *vcpu);
void kvm_pic_reset(struct kvm_kpic_state *s);
-void kvm_ioapic_reset(struct kvm_ioapic *ioapic);
-void kvm_free_lapic(struct kvm_vcpu *vcpu);
-u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu);
-void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8);
-void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value);
-struct kvm_vcpu *kvm_get_lowest_prio_vcpu(struct kvm *kvm, u8 vector,
- unsigned long bitmap);
-u64 kvm_get_apic_base(struct kvm_vcpu *vcpu);
-void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data);
-int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest);
-void kvm_ioapic_update_eoi(struct kvm *kvm, int vector);
-int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda);
-int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig);
-void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu);
-int kvm_ioapic_init(struct kvm *kvm);
-void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level);
-int kvm_lapic_enabled(struct kvm_vcpu *vcpu);
-int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu);
-void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
void kvm_timer_intr_post(struct kvm_vcpu *vcpu, int vec);
void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu);
+void kvm_vcpu_kick(struct kvm_vcpu *vcpu);
+
#endif