Contributors: 26
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Eddie Dong |
146 |
29.03% |
3 |
5.56% |
| Xiantao Zhang |
71 |
14.12% |
5 |
9.26% |
| Sean Christopherson |
63 |
12.52% |
6 |
11.11% |
| Avi Kivity |
58 |
11.53% |
4 |
7.41% |
| Yang Zhang |
26 |
5.17% |
6 |
11.11% |
| Gleb Natapov |
23 |
4.57% |
4 |
7.41% |
| Joerg Roedel |
17 |
3.38% |
2 |
3.70% |
| Steve Rutherford |
14 |
2.78% |
2 |
3.70% |
| Amit Shah |
14 |
2.78% |
1 |
1.85% |
| Sheng Yang |
11 |
2.19% |
2 |
3.70% |
| Hollis Blanchard |
10 |
1.99% |
2 |
3.70% |
| Zhang Haoyu |
10 |
1.99% |
1 |
1.85% |
| Marcelo Tosatti |
8 |
1.59% |
3 |
5.56% |
| Andrey Smetanin |
5 |
0.99% |
1 |
1.85% |
| David Hildenbrand |
4 |
0.80% |
1 |
1.85% |
| Rusty Russell |
3 |
0.60% |
1 |
1.85% |
| Hao Peng |
3 |
0.60% |
1 |
1.85% |
| Wei Yongjun |
3 |
0.60% |
1 |
1.85% |
| Michael S. Tsirkin |
3 |
0.60% |
1 |
1.85% |
| Wincy Van |
3 |
0.60% |
1 |
1.85% |
| Juergen Gross |
2 |
0.40% |
1 |
1.85% |
| Andrea Arcangeli |
2 |
0.40% |
1 |
1.85% |
| Andre Przywara |
1 |
0.20% |
1 |
1.85% |
| Greg Kroah-Hartman |
1 |
0.20% |
1 |
1.85% |
| Qing He |
1 |
0.20% |
1 |
1.85% |
| Radim Krčmář |
1 |
0.20% |
1 |
1.85% |
| Total |
503 |
|
54 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_IO_APIC_H
#define __KVM_IO_APIC_H
#include <linux/kvm_host.h>
#include <kvm/iodev.h>
#include "irq.h"
#ifdef CONFIG_KVM_IOAPIC
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
/* 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
#define RTC_GSI 8
struct rtc_status {
int pending_eoi;
/* vcpu bitmap where IRQ has been sent */
DECLARE_BITMAP(map, KVM_MAX_VCPU_IDS);
/*
* Vector sent to a given vcpu, only valid when
* the vcpu's bit in map is set
*/
u8 vectors[KVM_MAX_VCPU_IDS];
};
union kvm_ioapic_redirect_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;
};
struct kvm_ioapic {
u64 base_address;
u32 ioregsel;
u32 id;
u32 irr;
u32 pad;
union kvm_ioapic_redirect_entry redirtbl[IOAPIC_NUM_PINS];
unsigned long irq_states[IOAPIC_NUM_PINS];
struct kvm_io_device dev;
struct kvm *kvm;
spinlock_t lock;
struct rtc_status rtc_status;
struct delayed_work eoi_inject;
u32 irq_eoi[IOAPIC_NUM_PINS];
u32 irr_delivered;
/* reads protected by irq_srcu, writes by irq_lock */
struct hlist_head mask_notifier_list;
};
struct kvm_irq_mask_notifier {
void (*func)(struct kvm_irq_mask_notifier *kimn, bool masked);
int irq;
struct hlist_node link;
};
void kvm_register_irq_mask_notifier(struct kvm *kvm, int irq,
struct kvm_irq_mask_notifier *kimn);
void kvm_unregister_irq_mask_notifier(struct kvm *kvm, int irq,
struct kvm_irq_mask_notifier *kimn);
void kvm_fire_mask_notifiers(struct kvm *kvm, unsigned irqchip, unsigned pin,
bool mask);
void kvm_rtc_eoi_tracking_restore_one(struct kvm_vcpu *vcpu);
void kvm_ioapic_update_eoi(struct kvm_vcpu *vcpu, int vector,
int trigger_mode);
int kvm_ioapic_init(struct kvm *kvm);
void kvm_ioapic_destroy(struct kvm *kvm);
int kvm_ioapic_set_irq(struct kvm_kernel_irq_routing_entry *e, struct kvm *kvm,
int irq_source_id, int level, bool line_status);
void kvm_get_ioapic(struct kvm *kvm, struct kvm_ioapic_state *state);
void kvm_set_ioapic(struct kvm *kvm, struct kvm_ioapic_state *state);
void kvm_ioapic_scan_entry(struct kvm_vcpu *vcpu,
ulong *ioapic_handled_vectors);
#endif /* CONFIG_KVM_IOAPIC */
static inline int ioapic_in_kernel(struct kvm *kvm)
{
return irqchip_full(kvm);
}
void kvm_scan_ioapic_routes(struct kvm_vcpu *vcpu,
ulong *ioapic_handled_vectors);
void kvm_scan_ioapic_irq(struct kvm_vcpu *vcpu, u32 dest_id, u16 dest_mode,
u8 vector, unsigned long *ioapic_handled_vectors);
#endif