KVM: mmio_fault_cr2 is not used

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / x86 / include / asm / kvm_host.h

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index c8af099..afb0e69 100644 (file)
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -30,14 +30,30 @@
 #define KVM_MEMORY_SLOTS 32
 /* memory slots that does not exposed to userspace */
 #define KVM_PRIVATE_MEM_SLOTS 4
+#define KVM_MMIO_SIZE 16
 
 #define KVM_PIO_PAGE_OFFSET 1
 #define KVM_COALESCED_MMIO_PAGE_OFFSET 2
 
+#define CR0_RESERVED_BITS                                               \
+       (~(unsigned long)(X86_CR0_PE | X86_CR0_MP | X86_CR0_EM | X86_CR0_TS \
+                         | X86_CR0_ET | X86_CR0_NE | X86_CR0_WP | X86_CR0_AM \
+                         | X86_CR0_NW | X86_CR0_CD | X86_CR0_PG))
+
 #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 |   \
                                  0xFFFFFF0000000000ULL)
+#define CR4_RESERVED_BITS                                               \
+       (~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\
+                         | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE     \
+                         | X86_CR4_PGE | X86_CR4_PCE | X86_CR4_OSFXSR  \
+                         | X86_CR4_OSXSAVE \
+                         | X86_CR4_OSXMMEXCPT | X86_CR4_VMXE))
+
+#define CR8_RESERVED_BITS (~(unsigned long)X86_CR8_TPR)
+
+
 
 #define INVALID_PAGE (~(hpa_t)0)
 #define VALID_PAGE(x) ((x) != INVALID_PAGE)
@@ -118,6 +134,8 @@ enum kvm_reg {
 enum kvm_reg_ex {
        VCPU_EXREG_PDPTR = NR_VCPU_REGS,
        VCPU_EXREG_CR3,
+       VCPU_EXREG_RFLAGS,
+       VCPU_EXREG_CPL,
 };
 
 enum {
@@ -256,7 +274,7 @@ struct kvm_mmu {
                         struct kvm_mmu_page *sp);
        void (*invlpg)(struct kvm_vcpu *vcpu, gva_t gva);
        void (*update_pte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
-                       u64 *spte, const void *pte, unsigned long mmu_seq);
+                          u64 *spte, const void *pte);
        hpa_t root_hpa;
        int root_level;
        int shadow_root_level;
@@ -340,7 +358,6 @@ struct kvm_vcpu_arch {
        struct fpu guest_fpu;
        u64 xcr0;
 
-       gva_t mmio_fault_cr2;
        struct kvm_pio_request pio;
        void *pio_data;
 
@@ -367,18 +384,22 @@ struct kvm_vcpu_arch {
        /* emulate context */
 
        struct x86_emulate_ctxt emulate_ctxt;
+       bool emulate_regs_need_sync_to_vcpu;
+       bool emulate_regs_need_sync_from_vcpu;
 
        gpa_t time;
        struct pvclock_vcpu_time_info hv_clock;
        unsigned int hw_tsc_khz;
        unsigned int time_offset;
        struct page *time_page;
-       u64 last_host_tsc;
        u64 last_guest_tsc;
        u64 last_kernel_ns;
        u64 last_tsc_nsec;
        u64 last_tsc_write;
+       u32 virtual_tsc_khz;
        bool tsc_catchup;
+       u32  tsc_catchup_mult;
+       s8   tsc_catchup_shift;
 
        bool nmi_pending;
        bool nmi_injected;
@@ -448,9 +469,6 @@ struct kvm_arch {
        u64 last_tsc_nsec;
        u64 last_tsc_offset;
        u64 last_tsc_write;
-       u32 virtual_tsc_khz;
-       u32 virtual_tsc_mult;
-       s8 virtual_tsc_shift;
 
        struct kvm_xen_hvm_config xen_hvm_config;
 
@@ -502,6 +520,8 @@ struct kvm_vcpu_stat {
        u32 nmi_injections;
 };
 
+struct x86_instruction_info;
+
 struct kvm_x86_ops {
        int (*cpu_has_kvm_support)(void);          /* __init */
        int (*disabled_by_bios)(void);             /* __init */
@@ -586,9 +606,17 @@ struct kvm_x86_ops {
 
        bool (*has_wbinvd_exit)(void);
 
+       void (*set_tsc_khz)(struct kvm_vcpu *vcpu, u32 user_tsc_khz);
        void (*write_tsc_offset)(struct kvm_vcpu *vcpu, u64 offset);
 
+       u64 (*compute_tsc_offset)(struct kvm_vcpu *vcpu, u64 target_tsc);
+
        void (*get_exit_info)(struct kvm_vcpu *vcpu, u64 *info1, u64 *info2);
+
+       int (*check_intercept)(struct kvm_vcpu *vcpu,
+                              struct x86_instruction_info *info,
+                              enum x86_intercept_stage stage);
+
        const struct trace_print_flags *exit_reasons_str;
 };
 
@@ -627,6 +655,13 @@ u8 kvm_get_guest_memory_type(struct kvm_vcpu *vcpu, gfn_t gfn);
 
 extern bool tdp_enabled;
 
+/* control of guest tsc rate supported? */
+extern bool kvm_has_tsc_control;
+/* minimum supported tsc_khz for guests */
+extern u32  kvm_min_guest_tsc_khz;
+/* maximum supported tsc_khz for guests */
+extern u32  kvm_max_guest_tsc_khz;
+
 enum emulation_result {
        EMULATE_DONE,       /* no further processing */
        EMULATE_DO_MMIO,      /* kvm_run filled with mmio request */
@@ -645,9 +680,6 @@ static inline int emulate_instruction(struct kvm_vcpu *vcpu,
        return x86_emulate_instruction(vcpu, 0, emulation_type, NULL, 0);
 }
 
-void realmode_lgdt(struct kvm_vcpu *vcpu, u16 size, unsigned long address);
-void realmode_lidt(struct kvm_vcpu *vcpu, u16 size, unsigned long address);
-
 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);
@@ -657,8 +689,6 @@ struct x86_emulate_ctxt;
 int kvm_fast_pio_out(struct kvm_vcpu *vcpu, int size, unsigned short port);
 void kvm_emulate_cpuid(struct kvm_vcpu *vcpu);
 int kvm_emulate_halt(struct kvm_vcpu *vcpu);
-int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address);
-int emulate_clts(struct kvm_vcpu *vcpu);
 int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu);
 
 void kvm_get_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg);
@@ -721,8 +751,6 @@ gpa_t kvm_mmu_gva_to_gpa_system(struct kvm_vcpu *vcpu, gva_t gva,
 
 int kvm_emulate_hypercall(struct kvm_vcpu *vcpu);
 
-int kvm_fix_hypercall(struct kvm_vcpu *vcpu);
-
 int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code,
                       void *insn, int insn_len);
 void kvm_mmu_invlpg(struct kvm_vcpu *vcpu, gva_t gva);