xref: /openbmc/qemu/target/i386/whpx/whpx-internal.h (revision c00506aa)
1 #ifndef WHP_INTERNAL_H
2 #define WHP_INTERNAL_H
3 
4 #include <windows.h>
5 #include <WinHvPlatform.h>
6 #include <WinHvEmulation.h>
7 
8 struct whpx_state {
9     uint64_t mem_quota;
10     WHV_PARTITION_HANDLE partition;
11     bool kernel_irqchip_allowed;
12     bool kernel_irqchip_required;
13     bool apic_in_platform;
14 };
15 
16 extern struct whpx_state whpx_global;
17 void whpx_apic_get(DeviceState *s);
18 
19 #define WHV_E_UNKNOWN_CAPABILITY 0x80370300L
20 
21 #define LIST_WINHVPLATFORM_FUNCTIONS(X) \
22   X(HRESULT, WHvGetCapability, (WHV_CAPABILITY_CODE CapabilityCode, VOID* CapabilityBuffer, UINT32 CapabilityBufferSizeInBytes, UINT32* WrittenSizeInBytes)) \
23   X(HRESULT, WHvCreatePartition, (WHV_PARTITION_HANDLE* Partition)) \
24   X(HRESULT, WHvSetupPartition, (WHV_PARTITION_HANDLE Partition)) \
25   X(HRESULT, WHvDeletePartition, (WHV_PARTITION_HANDLE Partition)) \
26   X(HRESULT, WHvGetPartitionProperty, (WHV_PARTITION_HANDLE Partition, WHV_PARTITION_PROPERTY_CODE PropertyCode, VOID* PropertyBuffer, UINT32 PropertyBufferSizeInBytes, UINT32* WrittenSizeInBytes)) \
27   X(HRESULT, WHvSetPartitionProperty, (WHV_PARTITION_HANDLE Partition, WHV_PARTITION_PROPERTY_CODE PropertyCode, const VOID* PropertyBuffer, UINT32 PropertyBufferSizeInBytes)) \
28   X(HRESULT, WHvMapGpaRange, (WHV_PARTITION_HANDLE Partition, VOID* SourceAddress, WHV_GUEST_PHYSICAL_ADDRESS GuestAddress, UINT64 SizeInBytes, WHV_MAP_GPA_RANGE_FLAGS Flags)) \
29   X(HRESULT, WHvUnmapGpaRange, (WHV_PARTITION_HANDLE Partition, WHV_GUEST_PHYSICAL_ADDRESS GuestAddress, UINT64 SizeInBytes)) \
30   X(HRESULT, WHvTranslateGva, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, WHV_GUEST_VIRTUAL_ADDRESS Gva, WHV_TRANSLATE_GVA_FLAGS TranslateFlags, WHV_TRANSLATE_GVA_RESULT* TranslationResult, WHV_GUEST_PHYSICAL_ADDRESS* Gpa)) \
31   X(HRESULT, WHvCreateVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, UINT32 Flags)) \
32   X(HRESULT, WHvDeleteVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex)) \
33   X(HRESULT, WHvRunVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, VOID* ExitContext, UINT32 ExitContextSizeInBytes)) \
34   X(HRESULT, WHvCancelRunVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, UINT32 Flags)) \
35   X(HRESULT, WHvGetVirtualProcessorRegisters, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, const WHV_REGISTER_NAME* RegisterNames, UINT32 RegisterCount, WHV_REGISTER_VALUE* RegisterValues)) \
36   X(HRESULT, WHvSetVirtualProcessorRegisters, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, const WHV_REGISTER_NAME* RegisterNames, UINT32 RegisterCount, const WHV_REGISTER_VALUE* RegisterValues)) \
37 
38 /*
39  * These are supplemental functions that may not be present
40  * on all versions and are not critical for basic functionality.
41  */
42 #define LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(X) \
43   X(HRESULT, WHvSuspendPartitionTime, (WHV_PARTITION_HANDLE Partition)) \
44   X(HRESULT, WHvRequestInterrupt, (WHV_PARTITION_HANDLE Partition, \
45         WHV_INTERRUPT_CONTROL* Interrupt, UINT32 InterruptControlSize)) \
46   X(HRESULT, WHvGetVirtualProcessorInterruptControllerState2, \
47         (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, PVOID State, \
48          UINT32 StateSize, UINT32* WrittenSize)) \
49   X(HRESULT, WHvSetVirtualProcessorInterruptControllerState2, \
50         (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, PVOID State, \
51          UINT32 StateSize)) \
52 
53 #define LIST_WINHVEMULATION_FUNCTIONS(X) \
54   X(HRESULT, WHvEmulatorCreateEmulator, (const WHV_EMULATOR_CALLBACKS* Callbacks, WHV_EMULATOR_HANDLE* Emulator)) \
55   X(HRESULT, WHvEmulatorDestroyEmulator, (WHV_EMULATOR_HANDLE Emulator)) \
56   X(HRESULT, WHvEmulatorTryIoEmulation, (WHV_EMULATOR_HANDLE Emulator, VOID* Context, const WHV_VP_EXIT_CONTEXT* VpContext, const WHV_X64_IO_PORT_ACCESS_CONTEXT* IoInstructionContext, WHV_EMULATOR_STATUS* EmulatorReturnStatus)) \
57   X(HRESULT, WHvEmulatorTryMmioEmulation, (WHV_EMULATOR_HANDLE Emulator, VOID* Context, const WHV_VP_EXIT_CONTEXT* VpContext, const WHV_MEMORY_ACCESS_CONTEXT* MmioInstructionContext, WHV_EMULATOR_STATUS* EmulatorReturnStatus)) \
58 
59 #define WHP_DEFINE_TYPE(return_type, function_name, signature) \
60     typedef return_type (WINAPI *function_name ## _t) signature;
61 
62 #define WHP_DECLARE_MEMBER(return_type, function_name, signature) \
63     function_name ## _t function_name;
64 
65 /* Define function typedef */
66 LIST_WINHVPLATFORM_FUNCTIONS(WHP_DEFINE_TYPE)
67 LIST_WINHVEMULATION_FUNCTIONS(WHP_DEFINE_TYPE)
68 LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(WHP_DEFINE_TYPE)
69 
70 struct WHPDispatch {
71     LIST_WINHVPLATFORM_FUNCTIONS(WHP_DECLARE_MEMBER)
72     LIST_WINHVEMULATION_FUNCTIONS(WHP_DECLARE_MEMBER)
73     LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(WHP_DECLARE_MEMBER)
74 };
75 
76 extern struct WHPDispatch whp_dispatch;
77 
78 bool init_whp_dispatch(void);
79 
80 typedef enum WHPFunctionList {
81     WINHV_PLATFORM_FNS_DEFAULT,
82     WINHV_EMULATION_FNS_DEFAULT,
83     WINHV_PLATFORM_FNS_SUPPLEMENTAL
84 } WHPFunctionList;
85 
86 #endif /* WHP_INTERNAL_H */
87