diff options
author | Zhang Xiantao <xiantao.zhang@intel.com> | 2007-12-17 00:59:56 -0500 |
---|---|---|
committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 11:01:19 -0500 |
commit | 82470196fa346f50ab4071935597017de33c9ee3 (patch) | |
tree | 2dc26c39f17d13555badb8e451c2d6fbe80902ec /arch/x86/kvm/irq.h | |
parent | 0fce5623ba248d3af0d7fb719d5ac367cc9d5192 (diff) |
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.h | 115 |
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 @@ | |||
25 | #include <linux/mm_types.h> | 25 | #include <linux/mm_types.h> |
26 | #include <linux/hrtimer.h> | 26 | #include <linux/hrtimer.h> |
27 | #include <linux/kvm_host.h> | 27 | #include <linux/kvm_host.h> |
28 | |||
28 | #include "iodev.h" | 29 | #include "iodev.h" |
30 | #include "ioapic.h" | ||
31 | #include "lapic.h" | ||
29 | 32 | ||
30 | struct kvm; | 33 | struct kvm; |
31 | struct kvm_vcpu; | 34 | struct kvm_vcpu; |
@@ -65,131 +68,23 @@ void kvm_pic_set_irq(void *opaque, int irq, int level); | |||
65 | int kvm_pic_read_irq(struct kvm_pic *s); | 68 | int kvm_pic_read_irq(struct kvm_pic *s); |
66 | void kvm_pic_update_irq(struct kvm_pic *s); | 69 | void kvm_pic_update_irq(struct kvm_pic *s); |
67 | 70 | ||
68 | #define IOAPIC_NUM_PINS KVM_IOAPIC_NUM_PINS | ||
69 | #define IOAPIC_VERSION_ID 0x11 /* IOAPIC version */ | ||
70 | #define IOAPIC_EDGE_TRIG 0 | ||
71 | #define IOAPIC_LEVEL_TRIG 1 | ||
72 | |||
73 | #define IOAPIC_DEFAULT_BASE_ADDRESS 0xfec00000 | ||
74 | #define IOAPIC_MEM_LENGTH 0x100 | ||
75 | |||
76 | /* Direct registers. */ | ||
77 | #define IOAPIC_REG_SELECT 0x00 | ||
78 | #define IOAPIC_REG_WINDOW 0x10 | ||
79 | #define IOAPIC_REG_EOI 0x40 /* IA64 IOSAPIC only */ | ||
80 | |||
81 | /* Indirect registers. */ | ||
82 | #define IOAPIC_REG_APIC_ID 0x00 /* x86 IOAPIC only */ | ||
83 | #define IOAPIC_REG_VERSION 0x01 | ||
84 | #define IOAPIC_REG_ARB_ID 0x02 /* x86 IOAPIC only */ | ||
85 | |||
86 | /*ioapic delivery mode*/ | ||
87 | #define IOAPIC_FIXED 0x0 | ||
88 | #define IOAPIC_LOWEST_PRIORITY 0x1 | ||
89 | #define IOAPIC_PMI 0x2 | ||
90 | #define IOAPIC_NMI 0x4 | ||
91 | #define IOAPIC_INIT 0x5 | ||
92 | #define IOAPIC_EXTINT 0x7 | ||
93 | |||
94 | struct kvm_ioapic { | ||
95 | u64 base_address; | ||
96 | u32 ioregsel; | ||
97 | u32 id; | ||
98 | u32 irr; | ||
99 | u32 pad; | ||
100 | union ioapic_redir_entry { | ||
101 | u64 bits; | ||
102 | struct { | ||
103 | u8 vector; | ||
104 | u8 delivery_mode:3; | ||
105 | u8 dest_mode:1; | ||
106 | u8 delivery_status:1; | ||
107 | u8 polarity:1; | ||
108 | u8 remote_irr:1; | ||
109 | u8 trig_mode:1; | ||
110 | u8 mask:1; | ||
111 | u8 reserve:7; | ||
112 | u8 reserved[4]; | ||
113 | u8 dest_id; | ||
114 | } fields; | ||
115 | } redirtbl[IOAPIC_NUM_PINS]; | ||
116 | struct kvm_io_device dev; | ||
117 | struct kvm *kvm; | ||
118 | }; | ||
119 | |||
120 | struct kvm_lapic { | ||
121 | unsigned long base_address; | ||
122 | struct kvm_io_device dev; | ||
123 | struct { | ||
124 | atomic_t pending; | ||
125 | s64 period; /* unit: ns */ | ||
126 | u32 divide_count; | ||
127 | ktime_t last_update; | ||
128 | struct hrtimer dev; | ||
129 | } timer; | ||
130 | struct kvm_vcpu *vcpu; | ||
131 | struct page *regs_page; | ||
132 | void *regs; | ||
133 | }; | ||
134 | |||
135 | #ifdef DEBUG | ||
136 | #define ASSERT(x) \ | ||
137 | do { \ | ||
138 | if (!(x)) { \ | ||
139 | printk(KERN_EMERG "assertion failed %s: %d: %s\n", \ | ||
140 | __FILE__, __LINE__, #x); \ | ||
141 | BUG(); \ | ||
142 | } \ | ||
143 | } while (0) | ||
144 | #else | ||
145 | #define ASSERT(x) do { } while (0) | ||
146 | #endif | ||
147 | |||
148 | static inline struct kvm_pic *pic_irqchip(struct kvm *kvm) | 71 | static inline struct kvm_pic *pic_irqchip(struct kvm *kvm) |
149 | { | 72 | { |
150 | return kvm->arch.vpic; | 73 | return kvm->arch.vpic; |
151 | } | 74 | } |
152 | 75 | ||
153 | static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm) | ||
154 | { | ||
155 | return kvm->arch.vioapic; | ||
156 | } | ||
157 | |||
158 | static inline int irqchip_in_kernel(struct kvm *kvm) | 76 | static inline int irqchip_in_kernel(struct kvm *kvm) |
159 | { | 77 | { |
160 | return pic_irqchip(kvm) != NULL; | 78 | return pic_irqchip(kvm) != NULL; |
161 | } | 79 | } |
162 | 80 | ||
163 | void kvm_vcpu_kick(struct kvm_vcpu *vcpu); | ||
164 | int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu); | ||
165 | int kvm_apic_accept_pic_intr(struct kvm_vcpu *vcpu); | ||
166 | int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu); | ||
167 | int kvm_create_lapic(struct kvm_vcpu *vcpu); | ||
168 | void kvm_lapic_reset(struct kvm_vcpu *vcpu); | ||
169 | void kvm_pic_reset(struct kvm_kpic_state *s); | 81 | void kvm_pic_reset(struct kvm_kpic_state *s); |
170 | void kvm_ioapic_reset(struct kvm_ioapic *ioapic); | ||
171 | void kvm_free_lapic(struct kvm_vcpu *vcpu); | ||
172 | u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu); | ||
173 | void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8); | ||
174 | void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value); | ||
175 | 82 | ||
176 | struct kvm_vcpu *kvm_get_lowest_prio_vcpu(struct kvm *kvm, u8 vector, | ||
177 | unsigned long bitmap); | ||
178 | u64 kvm_get_apic_base(struct kvm_vcpu *vcpu); | ||
179 | void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data); | ||
180 | int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest); | ||
181 | void kvm_ioapic_update_eoi(struct kvm *kvm, int vector); | ||
182 | int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda); | ||
183 | int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig); | ||
184 | void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu); | ||
185 | int kvm_ioapic_init(struct kvm *kvm); | ||
186 | void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level); | ||
187 | int kvm_lapic_enabled(struct kvm_vcpu *vcpu); | ||
188 | int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu); | ||
189 | void kvm_apic_timer_intr_post(struct kvm_vcpu *vcpu, int vec); | ||
190 | void kvm_timer_intr_post(struct kvm_vcpu *vcpu, int vec); | 83 | void kvm_timer_intr_post(struct kvm_vcpu *vcpu, int vec); |
191 | void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu); | 84 | void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu); |
192 | void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu); | 85 | void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu); |
193 | void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu); | 86 | void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu); |
194 | 87 | ||
88 | void kvm_vcpu_kick(struct kvm_vcpu *vcpu); | ||
89 | |||
195 | #endif | 90 | #endif |