diff options
Diffstat (limited to 'arch/x86/include/asm/mshyperv.h')
| -rw-r--r-- | arch/x86/include/asm/mshyperv.h | 78 |
1 files changed, 1 insertions, 77 deletions
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h index 044323a59354..38cfbe9a5794 100644 --- a/arch/x86/include/asm/mshyperv.h +++ b/arch/x86/include/asm/mshyperv.h @@ -9,25 +9,6 @@ #include <asm/hyperv-tlfs.h> #include <asm/nospec-branch.h> -/* - * The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent - * is set by CPUID(HVCPUID_VERSION_FEATURES). - */ -enum hv_cpuid_function { - HVCPUID_VERSION_FEATURES = 0x00000001, - HVCPUID_VENDOR_MAXFUNCTION = 0x40000000, - HVCPUID_INTERFACE = 0x40000001, - - /* - * The remaining functions depend on the value of - * HVCPUID_INTERFACE - */ - HVCPUID_VERSION = 0x40000002, - HVCPUID_FEATURES = 0x40000003, - HVCPUID_ENLIGHTENMENT_INFO = 0x40000004, - HVCPUID_IMPLEMENTATION_LIMITS = 0x40000005, -}; - struct ms_hyperv_info { u32 features; u32 misc_features; @@ -38,58 +19,9 @@ struct ms_hyperv_info { extern struct ms_hyperv_info ms_hyperv; -/* - * Declare the MSR used to setup pages used to communicate with the hypervisor. - */ -union hv_x64_msr_hypercall_contents { - u64 as_uint64; - struct { - u64 enable:1; - u64 reserved:11; - u64 guest_physical_address:52; - }; -}; - -/* - * TSC page layout. - */ - -struct ms_hyperv_tsc_page { - volatile u32 tsc_sequence; - u32 reserved1; - volatile u64 tsc_scale; - volatile s64 tsc_offset; - u64 reserved2[509]; -}; /* - * The guest OS needs to register the guest ID with the hypervisor. - * The guest ID is a 64 bit entity and the structure of this ID is - * specified in the Hyper-V specification: - * - * msdn.microsoft.com/en-us/library/windows/hardware/ff542653%28v=vs.85%29.aspx - * - * While the current guideline does not specify how Linux guest ID(s) - * need to be generated, our plan is to publish the guidelines for - * Linux and other guest operating systems that currently are hosted - * on Hyper-V. The implementation here conforms to this yet - * unpublished guidelines. - * - * - * Bit(s) - * 63 - Indicates if the OS is Open Source or not; 1 is Open Source - * 62:56 - Os Type; Linux is 0x100 - * 55:48 - Distro specific identification - * 47:16 - Linux kernel version number - * 15:0 - Distro specific identification - * - * - */ - -#define HV_LINUX_VENDOR_ID 0x8100 - -/* - * Generate the guest ID based on the guideline described above. + * Generate the guest ID. */ static inline __u64 generate_guest_id(__u64 d_info1, __u64 kernel_version, @@ -215,14 +147,6 @@ static inline u64 hv_do_hypercall(u64 control, void *input, void *output) return hv_status; } -#define HV_HYPERCALL_RESULT_MASK GENMASK_ULL(15, 0) -#define HV_HYPERCALL_FAST_BIT BIT(16) -#define HV_HYPERCALL_VARHEAD_OFFSET 17 -#define HV_HYPERCALL_REP_COMP_OFFSET 32 -#define HV_HYPERCALL_REP_COMP_MASK GENMASK_ULL(43, 32) -#define HV_HYPERCALL_REP_START_OFFSET 48 -#define HV_HYPERCALL_REP_START_MASK GENMASK_ULL(59, 48) - /* Fast hypercall with 8 bytes of input and no output */ static inline u64 hv_do_fast_hypercall8(u16 code, u64 input1) { |