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Annotation of qemu/linux-headers/asm-x86/kvm_para.h, revision 1.1

1.1     ! root        1: #ifndef _ASM_X86_KVM_PARA_H
        !             2: #define _ASM_X86_KVM_PARA_H
        !             3: 
        !             4: #include <linux/types.h>
        !             5: #include <asm/hyperv.h>
        !             6: 
        !             7: /* This CPUID returns the signature 'KVMKVMKVM' in ebx, ecx, and edx.  It
        !             8:  * should be used to determine that a VM is running under KVM.
        !             9:  */
        !            10: #define KVM_CPUID_SIGNATURE    0x40000000
        !            11: 
        !            12: /* This CPUID returns a feature bitmap in eax.  Before enabling a particular
        !            13:  * paravirtualization, the appropriate feature bit should be checked.
        !            14:  */
        !            15: #define KVM_CPUID_FEATURES     0x40000001
        !            16: #define KVM_FEATURE_CLOCKSOURCE                0
        !            17: #define KVM_FEATURE_NOP_IO_DELAY       1
        !            18: #define KVM_FEATURE_MMU_OP             2
        !            19: /* This indicates that the new set of kvmclock msrs
        !            20:  * are available. The use of 0x11 and 0x12 is deprecated
        !            21:  */
        !            22: #define KVM_FEATURE_CLOCKSOURCE2        3
        !            23: #define KVM_FEATURE_ASYNC_PF           4
        !            24: 
        !            25: /* The last 8 bits are used to indicate how to interpret the flags field
        !            26:  * in pvclock structure. If no bits are set, all flags are ignored.
        !            27:  */
        !            28: #define KVM_FEATURE_CLOCKSOURCE_STABLE_BIT     24
        !            29: 
        !            30: #define MSR_KVM_WALL_CLOCK  0x11
        !            31: #define MSR_KVM_SYSTEM_TIME 0x12
        !            32: 
        !            33: /* Custom MSRs falls in the range 0x4b564d00-0x4b564dff */
        !            34: #define MSR_KVM_WALL_CLOCK_NEW  0x4b564d00
        !            35: #define MSR_KVM_SYSTEM_TIME_NEW 0x4b564d01
        !            36: #define MSR_KVM_ASYNC_PF_EN 0x4b564d02
        !            37: 
        !            38: #define KVM_MAX_MMU_OP_BATCH           32
        !            39: 
        !            40: #define KVM_ASYNC_PF_ENABLED                   (1 << 0)
        !            41: #define KVM_ASYNC_PF_SEND_ALWAYS               (1 << 1)
        !            42: 
        !            43: /* Operations for KVM_HC_MMU_OP */
        !            44: #define KVM_MMU_OP_WRITE_PTE            1
        !            45: #define KVM_MMU_OP_FLUSH_TLB           2
        !            46: #define KVM_MMU_OP_RELEASE_PT          3
        !            47: 
        !            48: /* Payload for KVM_HC_MMU_OP */
        !            49: struct kvm_mmu_op_header {
        !            50:        __u32 op;
        !            51:        __u32 pad;
        !            52: };
        !            53: 
        !            54: struct kvm_mmu_op_write_pte {
        !            55:        struct kvm_mmu_op_header header;
        !            56:        __u64 pte_phys;
        !            57:        __u64 pte_val;
        !            58: };
        !            59: 
        !            60: struct kvm_mmu_op_flush_tlb {
        !            61:        struct kvm_mmu_op_header header;
        !            62: };
        !            63: 
        !            64: struct kvm_mmu_op_release_pt {
        !            65:        struct kvm_mmu_op_header header;
        !            66:        __u64 pt_phys;
        !            67: };
        !            68: 
        !            69: #define KVM_PV_REASON_PAGE_NOT_PRESENT 1
        !            70: #define KVM_PV_REASON_PAGE_READY 2
        !            71: 
        !            72: struct kvm_vcpu_pv_apf_data {
        !            73:        __u32 reason;
        !            74:        __u8 pad[60];
        !            75:        __u32 enabled;
        !            76: };
        !            77: 
        !            78: 
        !            79: #endif /* _ASM_X86_KVM_PARA_H */

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