mirror of
https://github.com/torvalds/linux.git
synced 2024-11-08 21:21:47 +00:00
af170c5061
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
195 lines
7.0 KiB
C
195 lines
7.0 KiB
C
#ifndef _ASM_X86_HYPERV_H
|
|
#define _ASM_X86_HYPERV_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
/*
|
|
* The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent
|
|
* is set by CPUID(HvCpuIdFunctionVersionAndFeatures).
|
|
*/
|
|
#define HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000
|
|
#define HYPERV_CPUID_INTERFACE 0x40000001
|
|
#define HYPERV_CPUID_VERSION 0x40000002
|
|
#define HYPERV_CPUID_FEATURES 0x40000003
|
|
#define HYPERV_CPUID_ENLIGHTMENT_INFO 0x40000004
|
|
#define HYPERV_CPUID_IMPLEMENT_LIMITS 0x40000005
|
|
|
|
#define HYPERV_HYPERVISOR_PRESENT_BIT 0x80000000
|
|
#define HYPERV_CPUID_MIN 0x40000005
|
|
#define HYPERV_CPUID_MAX 0x4000ffff
|
|
|
|
/*
|
|
* Feature identification. EAX indicates which features are available
|
|
* to the partition based upon the current partition privileges.
|
|
*/
|
|
|
|
/* VP Runtime (HV_X64_MSR_VP_RUNTIME) available */
|
|
#define HV_X64_MSR_VP_RUNTIME_AVAILABLE (1 << 0)
|
|
/* Partition Reference Counter (HV_X64_MSR_TIME_REF_COUNT) available*/
|
|
#define HV_X64_MSR_TIME_REF_COUNT_AVAILABLE (1 << 1)
|
|
/*
|
|
* Basic SynIC MSRs (HV_X64_MSR_SCONTROL through HV_X64_MSR_EOM
|
|
* and HV_X64_MSR_SINT0 through HV_X64_MSR_SINT15) available
|
|
*/
|
|
#define HV_X64_MSR_SYNIC_AVAILABLE (1 << 2)
|
|
/*
|
|
* Synthetic Timer MSRs (HV_X64_MSR_STIMER0_CONFIG through
|
|
* HV_X64_MSR_STIMER3_COUNT) available
|
|
*/
|
|
#define HV_X64_MSR_SYNTIMER_AVAILABLE (1 << 3)
|
|
/*
|
|
* APIC access MSRs (HV_X64_MSR_EOI, HV_X64_MSR_ICR and HV_X64_MSR_TPR)
|
|
* are available
|
|
*/
|
|
#define HV_X64_MSR_APIC_ACCESS_AVAILABLE (1 << 4)
|
|
/* Hypercall MSRs (HV_X64_MSR_GUEST_OS_ID and HV_X64_MSR_HYPERCALL) available*/
|
|
#define HV_X64_MSR_HYPERCALL_AVAILABLE (1 << 5)
|
|
/* Access virtual processor index MSR (HV_X64_MSR_VP_INDEX) available*/
|
|
#define HV_X64_MSR_VP_INDEX_AVAILABLE (1 << 6)
|
|
/* Virtual system reset MSR (HV_X64_MSR_RESET) is available*/
|
|
#define HV_X64_MSR_RESET_AVAILABLE (1 << 7)
|
|
/*
|
|
* Access statistics pages MSRs (HV_X64_MSR_STATS_PARTITION_RETAIL_PAGE,
|
|
* HV_X64_MSR_STATS_PARTITION_INTERNAL_PAGE, HV_X64_MSR_STATS_VP_RETAIL_PAGE,
|
|
* HV_X64_MSR_STATS_VP_INTERNAL_PAGE) available
|
|
*/
|
|
#define HV_X64_MSR_STAT_PAGES_AVAILABLE (1 << 8)
|
|
|
|
/*
|
|
* Feature identification: EBX indicates which flags were specified at
|
|
* partition creation. The format is the same as the partition creation
|
|
* flag structure defined in section Partition Creation Flags.
|
|
*/
|
|
#define HV_X64_CREATE_PARTITIONS (1 << 0)
|
|
#define HV_X64_ACCESS_PARTITION_ID (1 << 1)
|
|
#define HV_X64_ACCESS_MEMORY_POOL (1 << 2)
|
|
#define HV_X64_ADJUST_MESSAGE_BUFFERS (1 << 3)
|
|
#define HV_X64_POST_MESSAGES (1 << 4)
|
|
#define HV_X64_SIGNAL_EVENTS (1 << 5)
|
|
#define HV_X64_CREATE_PORT (1 << 6)
|
|
#define HV_X64_CONNECT_PORT (1 << 7)
|
|
#define HV_X64_ACCESS_STATS (1 << 8)
|
|
#define HV_X64_DEBUGGING (1 << 11)
|
|
#define HV_X64_CPU_POWER_MANAGEMENT (1 << 12)
|
|
#define HV_X64_CONFIGURE_PROFILER (1 << 13)
|
|
|
|
/*
|
|
* Feature identification. EDX indicates which miscellaneous features
|
|
* are available to the partition.
|
|
*/
|
|
/* The MWAIT instruction is available (per section MONITOR / MWAIT) */
|
|
#define HV_X64_MWAIT_AVAILABLE (1 << 0)
|
|
/* Guest debugging support is available */
|
|
#define HV_X64_GUEST_DEBUGGING_AVAILABLE (1 << 1)
|
|
/* Performance Monitor support is available*/
|
|
#define HV_X64_PERF_MONITOR_AVAILABLE (1 << 2)
|
|
/* Support for physical CPU dynamic partitioning events is available*/
|
|
#define HV_X64_CPU_DYNAMIC_PARTITIONING_AVAILABLE (1 << 3)
|
|
/*
|
|
* Support for passing hypercall input parameter block via XMM
|
|
* registers is available
|
|
*/
|
|
#define HV_X64_HYPERCALL_PARAMS_XMM_AVAILABLE (1 << 4)
|
|
/* Support for a virtual guest idle state is available */
|
|
#define HV_X64_GUEST_IDLE_STATE_AVAILABLE (1 << 5)
|
|
|
|
/*
|
|
* Implementation recommendations. Indicates which behaviors the hypervisor
|
|
* recommends the OS implement for optimal performance.
|
|
*/
|
|
/*
|
|
* Recommend using hypercall for address space switches rather
|
|
* than MOV to CR3 instruction
|
|
*/
|
|
#define HV_X64_MWAIT_RECOMMENDED (1 << 0)
|
|
/* Recommend using hypercall for local TLB flushes rather
|
|
* than INVLPG or MOV to CR3 instructions */
|
|
#define HV_X64_LOCAL_TLB_FLUSH_RECOMMENDED (1 << 1)
|
|
/*
|
|
* Recommend using hypercall for remote TLB flushes rather
|
|
* than inter-processor interrupts
|
|
*/
|
|
#define HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED (1 << 2)
|
|
/*
|
|
* Recommend using MSRs for accessing APIC registers
|
|
* EOI, ICR and TPR rather than their memory-mapped counterparts
|
|
*/
|
|
#define HV_X64_APIC_ACCESS_RECOMMENDED (1 << 3)
|
|
/* Recommend using the hypervisor-provided MSR to initiate a system RESET */
|
|
#define HV_X64_SYSTEM_RESET_RECOMMENDED (1 << 4)
|
|
/*
|
|
* Recommend using relaxed timing for this partition. If used,
|
|
* the VM should disable any watchdog timeouts that rely on the
|
|
* timely delivery of external interrupts
|
|
*/
|
|
#define HV_X64_RELAXED_TIMING_RECOMMENDED (1 << 5)
|
|
|
|
/* MSR used to identify the guest OS. */
|
|
#define HV_X64_MSR_GUEST_OS_ID 0x40000000
|
|
|
|
/* MSR used to setup pages used to communicate with the hypervisor. */
|
|
#define HV_X64_MSR_HYPERCALL 0x40000001
|
|
|
|
/* MSR used to provide vcpu index */
|
|
#define HV_X64_MSR_VP_INDEX 0x40000002
|
|
|
|
/* MSR used to read the per-partition time reference counter */
|
|
#define HV_X64_MSR_TIME_REF_COUNT 0x40000020
|
|
|
|
/* Define the virtual APIC registers */
|
|
#define HV_X64_MSR_EOI 0x40000070
|
|
#define HV_X64_MSR_ICR 0x40000071
|
|
#define HV_X64_MSR_TPR 0x40000072
|
|
#define HV_X64_MSR_APIC_ASSIST_PAGE 0x40000073
|
|
|
|
/* Define synthetic interrupt controller model specific registers. */
|
|
#define HV_X64_MSR_SCONTROL 0x40000080
|
|
#define HV_X64_MSR_SVERSION 0x40000081
|
|
#define HV_X64_MSR_SIEFP 0x40000082
|
|
#define HV_X64_MSR_SIMP 0x40000083
|
|
#define HV_X64_MSR_EOM 0x40000084
|
|
#define HV_X64_MSR_SINT0 0x40000090
|
|
#define HV_X64_MSR_SINT1 0x40000091
|
|
#define HV_X64_MSR_SINT2 0x40000092
|
|
#define HV_X64_MSR_SINT3 0x40000093
|
|
#define HV_X64_MSR_SINT4 0x40000094
|
|
#define HV_X64_MSR_SINT5 0x40000095
|
|
#define HV_X64_MSR_SINT6 0x40000096
|
|
#define HV_X64_MSR_SINT7 0x40000097
|
|
#define HV_X64_MSR_SINT8 0x40000098
|
|
#define HV_X64_MSR_SINT9 0x40000099
|
|
#define HV_X64_MSR_SINT10 0x4000009A
|
|
#define HV_X64_MSR_SINT11 0x4000009B
|
|
#define HV_X64_MSR_SINT12 0x4000009C
|
|
#define HV_X64_MSR_SINT13 0x4000009D
|
|
#define HV_X64_MSR_SINT14 0x4000009E
|
|
#define HV_X64_MSR_SINT15 0x4000009F
|
|
|
|
|
|
#define HV_X64_MSR_HYPERCALL_ENABLE 0x00000001
|
|
#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT 12
|
|
#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_MASK \
|
|
(~((1ull << HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT) - 1))
|
|
|
|
/* Declare the various hypercall operations. */
|
|
#define HV_X64_HV_NOTIFY_LONG_SPIN_WAIT 0x0008
|
|
|
|
#define HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE 0x00000001
|
|
#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT 12
|
|
#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_MASK \
|
|
(~((1ull << HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT) - 1))
|
|
|
|
#define HV_PROCESSOR_POWER_STATE_C0 0
|
|
#define HV_PROCESSOR_POWER_STATE_C1 1
|
|
#define HV_PROCESSOR_POWER_STATE_C2 2
|
|
#define HV_PROCESSOR_POWER_STATE_C3 3
|
|
|
|
/* hypercall status code */
|
|
#define HV_STATUS_SUCCESS 0
|
|
#define HV_STATUS_INVALID_HYPERCALL_CODE 2
|
|
#define HV_STATUS_INVALID_HYPERCALL_INPUT 3
|
|
#define HV_STATUS_INVALID_ALIGNMENT 4
|
|
#define HV_STATUS_INSUFFICIENT_BUFFERS 19
|
|
|
|
#endif
|