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Diffstat (limited to 'include/asm-x86/kvm_host.h')
-rw-r--r--include/asm-x86/kvm_host.h99
1 files changed, 85 insertions, 14 deletions
diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h
index 68ee390b284..9d963cd6533 100644
--- a/include/asm-x86/kvm_host.h
+++ b/include/asm-x86/kvm_host.h
@@ -20,6 +20,13 @@
#include <asm/desc.h>
+#define KVM_MAX_VCPUS 16
+#define KVM_MEMORY_SLOTS 32
+/* memory slots that does not exposed to userspace */
+#define KVM_PRIVATE_MEM_SLOTS 4
+
+#define KVM_PIO_PAGE_OFFSET 1
+
#define CR3_PAE_RESERVED_BITS ((X86_CR3_PWT | X86_CR3_PCD) - 1)
#define CR3_NONPAE_RESERVED_BITS ((PAGE_SIZE-1) & ~(X86_CR3_PWT | X86_CR3_PCD))
#define CR3_L_MODE_RESERVED_BITS (CR3_NONPAE_RESERVED_BITS | \
@@ -39,6 +46,13 @@
#define INVALID_PAGE (~(hpa_t)0)
#define UNMAPPED_GVA (~(gpa_t)0)
+/* shadow tables are PAE even on non-PAE hosts */
+#define KVM_HPAGE_SHIFT 21
+#define KVM_HPAGE_SIZE (1UL << KVM_HPAGE_SHIFT)
+#define KVM_HPAGE_MASK (~(KVM_HPAGE_SIZE - 1))
+
+#define KVM_PAGES_PER_HPAGE (KVM_HPAGE_SIZE / PAGE_SIZE)
+
#define DE_VECTOR 0
#define UD_VECTOR 6
#define NM_VECTOR 7
@@ -48,6 +62,7 @@
#define SS_VECTOR 12
#define GP_VECTOR 13
#define PF_VECTOR 14
+#define MC_VECTOR 18
#define SELECTOR_TI_MASK (1 << 2)
#define SELECTOR_RPL_MASK 0x03
@@ -58,7 +73,8 @@
#define KVM_PERMILLE_MMU_PAGES 20
#define KVM_MIN_ALLOC_MMU_PAGES 64
-#define KVM_NUM_MMU_PAGES 1024
+#define KVM_MMU_HASH_SHIFT 10
+#define KVM_NUM_MMU_PAGES (1 << KVM_MMU_HASH_SHIFT)
#define KVM_MIN_FREE_MMU_PAGES 5
#define KVM_REFILL_PAGES 25
#define KVM_MAX_CPUID_ENTRIES 40
@@ -106,6 +122,12 @@ enum {
#define KVM_NR_MEM_OBJS 40
+struct kvm_guest_debug {
+ int enabled;
+ unsigned long bp[4];
+ int singlestep;
+};
+
/*
* We don't want allocation failures within the mmu code, so we preallocate
* enough memory for a single page fault in a cache.
@@ -140,6 +162,7 @@ union kvm_mmu_page_role {
unsigned pad_for_nice_hex_output:6;
unsigned metaphysical:1;
unsigned access:3;
+ unsigned invalid:1;
};
};
@@ -204,11 +227,6 @@ struct kvm_vcpu_arch {
u64 shadow_efer;
u64 apic_base;
struct kvm_lapic *apic; /* kernel irqchip context */
-#define VCPU_MP_STATE_RUNNABLE 0
-#define VCPU_MP_STATE_UNINITIALIZED 1
-#define VCPU_MP_STATE_INIT_RECEIVED 2
-#define VCPU_MP_STATE_SIPI_RECEIVED 3
-#define VCPU_MP_STATE_HALTED 4
int mp_state;
int sipi_vector;
u64 ia32_misc_enable_msr;
@@ -226,8 +244,9 @@ struct kvm_vcpu_arch {
u64 *last_pte_updated;
struct {
- gfn_t gfn; /* presumed gfn during guest pte update */
- struct page *page; /* page corresponding to that gfn */
+ gfn_t gfn; /* presumed gfn during guest pte update */
+ pfn_t pfn; /* pfn corresponding to that gfn */
+ int largepage;
} update_pte;
struct i387_fxsave_struct host_fx_image;
@@ -261,6 +280,11 @@ struct kvm_vcpu_arch {
/* emulate context */
struct x86_emulate_ctxt emulate_ctxt;
+
+ gpa_t time;
+ struct kvm_vcpu_time_info hv_clock;
+ unsigned int time_offset;
+ struct page *time_page;
};
struct kvm_mem_alias {
@@ -283,10 +307,13 @@ struct kvm_arch{
struct list_head active_mmu_pages;
struct kvm_pic *vpic;
struct kvm_ioapic *vioapic;
+ struct kvm_pit *vpit;
int round_robin_prev_vcpu;
unsigned int tss_addr;
struct page *apic_access_page;
+
+ gpa_t wall_clock;
};
struct kvm_vm_stat {
@@ -298,6 +325,7 @@ struct kvm_vm_stat {
u32 mmu_recycled;
u32 mmu_cache_miss;
u32 remote_tlb_flush;
+ u32 lpages;
};
struct kvm_vcpu_stat {
@@ -320,6 +348,7 @@ struct kvm_vcpu_stat {
u32 fpu_reload;
u32 insn_emulation;
u32 insn_emulation_fail;
+ u32 hypercalls;
};
struct descriptor_table {
@@ -355,6 +384,7 @@ struct kvm_x86_ops {
u64 (*get_segment_base)(struct kvm_vcpu *vcpu, int seg);
void (*get_segment)(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg);
+ int (*get_cpl)(struct kvm_vcpu *vcpu);
void (*set_segment)(struct kvm_vcpu *vcpu,
struct kvm_segment *var, int seg);
void (*get_cs_db_l_bits)(struct kvm_vcpu *vcpu, int *db, int *l);
@@ -410,6 +440,15 @@ void kvm_mmu_zap_all(struct kvm *kvm);
unsigned int kvm_mmu_calculate_mmu_pages(struct kvm *kvm);
void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned int kvm_nr_mmu_pages);
+int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
+
+int emulator_write_phys(struct kvm_vcpu *vcpu, gpa_t gpa,
+ const void *val, int bytes);
+int kvm_pv_mmu_op(struct kvm_vcpu *vcpu, unsigned long bytes,
+ gpa_t addr, unsigned long *ret);
+
+extern bool tdp_enabled;
+
enum emulation_result {
EMULATE_DONE, /* no further processing */
EMULATE_DO_MMIO, /* kvm_run filled with mmio request */
@@ -429,6 +468,7 @@ void realmode_lmsw(struct kvm_vcpu *vcpu, unsigned long msw,
unsigned long realmode_get_cr(struct kvm_vcpu *vcpu, int cr);
void realmode_set_cr(struct kvm_vcpu *vcpu, int cr, unsigned long value,
unsigned long *rflags);
+void kvm_enable_efer_bits(u64);
int kvm_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *data);
int kvm_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data);
@@ -448,12 +488,14 @@ int emulator_get_dr(struct x86_emulate_ctxt *ctxt, int dr,
int emulator_set_dr(struct x86_emulate_ctxt *ctxt, int dr,
unsigned long value);
-void set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0);
-void set_cr3(struct kvm_vcpu *vcpu, unsigned long cr0);
-void set_cr4(struct kvm_vcpu *vcpu, unsigned long cr0);
-void set_cr8(struct kvm_vcpu *vcpu, unsigned long cr0);
-unsigned long get_cr8(struct kvm_vcpu *vcpu);
-void lmsw(struct kvm_vcpu *vcpu, unsigned long msw);
+int kvm_task_switch(struct kvm_vcpu *vcpu, u16 tss_selector, int reason);
+
+void kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0);
+void kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3);
+void kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4);
+void kvm_set_cr8(struct kvm_vcpu *vcpu, unsigned long cr8);
+unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu);
+void kvm_lmsw(struct kvm_vcpu *vcpu, unsigned long msw);
void kvm_get_cs_db_l_bits(struct kvm_vcpu *vcpu, int *db, int *l);
int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata);
@@ -491,6 +533,8 @@ int kvm_fix_hypercall(struct kvm_vcpu *vcpu);
int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code);
+void kvm_enable_tdp(void);
+
int load_pdptrs(struct kvm_vcpu *vcpu, unsigned long cr3);
int complete_pio(struct kvm_vcpu *vcpu);
@@ -600,6 +644,7 @@ static inline void kvm_inject_gp(struct kvm_vcpu *vcpu, u32 error_code)
#define ASM_VMX_VMWRITE_RSP_RDX ".byte 0x0f, 0x79, 0xd4"
#define ASM_VMX_VMXOFF ".byte 0x0f, 0x01, 0xc4"
#define ASM_VMX_VMXON_RAX ".byte 0xf3, 0x0f, 0xc7, 0x30"
+#define ASM_VMX_INVVPID ".byte 0x66, 0x0f, 0x38, 0x81, 0x08"
#define MSR_IA32_TIME_STAMP_COUNTER 0x010
@@ -610,4 +655,30 @@ static inline void kvm_inject_gp(struct kvm_vcpu *vcpu, u32 error_code)
#define RMODE_TSS_SIZE \
(TSS_BASE_SIZE + TSS_REDIRECTION_SIZE + TSS_IOPB_SIZE + 1)
+enum {
+ TASK_SWITCH_CALL = 0,
+ TASK_SWITCH_IRET = 1,
+ TASK_SWITCH_JMP = 2,
+ TASK_SWITCH_GATE = 3,
+};
+
+#define KVMTRACE_5D(evt, vcpu, d1, d2, d3, d4, d5, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 5, d1, d2, d3, d4, d5)
+#define KVMTRACE_4D(evt, vcpu, d1, d2, d3, d4, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 4, d1, d2, d3, d4, 0)
+#define KVMTRACE_3D(evt, vcpu, d1, d2, d3, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 3, d1, d2, d3, 0, 0)
+#define KVMTRACE_2D(evt, vcpu, d1, d2, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 2, d1, d2, 0, 0, 0)
+#define KVMTRACE_1D(evt, vcpu, d1, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 1, d1, 0, 0, 0, 0)
+#define KVMTRACE_0D(evt, vcpu, name) \
+ trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \
+ vcpu, 0, 0, 0, 0, 0, 0)
+
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 09:27:42 +0000