xref: /openbmc/qemu/target/i386/whpx/whpx-internal.h (revision 641b8417)
1 #ifndef TARGET_I386_WHPX_INTERNAL_H
2 #define TARGET_I386_WHPX_INTERNAL_H
3 
4 #include <windows.h>
5 #include <winhvplatform.h>
6 #include <winhvemulation.h>
7 
8 typedef enum WhpxBreakpointState {
9     WHPX_BP_CLEARED = 0,
10     WHPX_BP_SET_PENDING,
11     WHPX_BP_SET,
12     WHPX_BP_CLEAR_PENDING,
13 } WhpxBreakpointState;
14 
15 struct whpx_breakpoint {
16     vaddr address;
17     WhpxBreakpointState state;
18     uint8_t original_instruction;
19 };
20 
21 struct whpx_breakpoint_collection {
22     int allocated, used;
23     struct whpx_breakpoint data[0];
24 };
25 
26 struct whpx_breakpoints {
27     int original_address_count;
28     vaddr *original_addresses;
29 
30     struct whpx_breakpoint_collection *breakpoints;
31 };
32 
33 struct whpx_state {
34     uint64_t mem_quota;
35     WHV_PARTITION_HANDLE partition;
36     uint64_t exception_exit_bitmap;
37     int32_t running_cpus;
38     struct whpx_breakpoints breakpoints;
39     bool step_pending;
40 
41     bool kernel_irqchip_allowed;
42     bool kernel_irqchip_required;
43     bool apic_in_platform;
44 };
45 
46 extern struct whpx_state whpx_global;
47 void whpx_apic_get(DeviceState *s);
48 
49 #define WHV_E_UNKNOWN_CAPABILITY 0x80370300L
50 
51 /* This should eventually come from the Windows SDK */
52 #define WHV_E_UNKNOWN_PROPERTY 0x80370302
53 
54 #define LIST_WINHVPLATFORM_FUNCTIONS(X) \
55   X(HRESULT, WHvGetCapability, (WHV_CAPABILITY_CODE CapabilityCode, VOID* CapabilityBuffer, UINT32 CapabilityBufferSizeInBytes, UINT32* WrittenSizeInBytes)) \
56   X(HRESULT, WHvCreatePartition, (WHV_PARTITION_HANDLE* Partition)) \
57   X(HRESULT, WHvSetupPartition, (WHV_PARTITION_HANDLE Partition)) \
58   X(HRESULT, WHvDeletePartition, (WHV_PARTITION_HANDLE Partition)) \
59   X(HRESULT, WHvGetPartitionProperty, (WHV_PARTITION_HANDLE Partition, WHV_PARTITION_PROPERTY_CODE PropertyCode, VOID* PropertyBuffer, UINT32 PropertyBufferSizeInBytes, UINT32* WrittenSizeInBytes)) \
60   X(HRESULT, WHvSetPartitionProperty, (WHV_PARTITION_HANDLE Partition, WHV_PARTITION_PROPERTY_CODE PropertyCode, const VOID* PropertyBuffer, UINT32 PropertyBufferSizeInBytes)) \
61   X(HRESULT, WHvMapGpaRange, (WHV_PARTITION_HANDLE Partition, VOID* SourceAddress, WHV_GUEST_PHYSICAL_ADDRESS GuestAddress, UINT64 SizeInBytes, WHV_MAP_GPA_RANGE_FLAGS Flags)) \
62   X(HRESULT, WHvUnmapGpaRange, (WHV_PARTITION_HANDLE Partition, WHV_GUEST_PHYSICAL_ADDRESS GuestAddress, UINT64 SizeInBytes)) \
63   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)) \
64   X(HRESULT, WHvCreateVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, UINT32 Flags)) \
65   X(HRESULT, WHvDeleteVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex)) \
66   X(HRESULT, WHvRunVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, VOID* ExitContext, UINT32 ExitContextSizeInBytes)) \
67   X(HRESULT, WHvCancelRunVirtualProcessor, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, UINT32 Flags)) \
68   X(HRESULT, WHvGetVirtualProcessorRegisters, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, const WHV_REGISTER_NAME* RegisterNames, UINT32 RegisterCount, WHV_REGISTER_VALUE* RegisterValues)) \
69   X(HRESULT, WHvSetVirtualProcessorRegisters, (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, const WHV_REGISTER_NAME* RegisterNames, UINT32 RegisterCount, const WHV_REGISTER_VALUE* RegisterValues)) \
70 
71 /*
72  * These are supplemental functions that may not be present
73  * on all versions and are not critical for basic functionality.
74  */
75 #define LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(X) \
76   X(HRESULT, WHvSuspendPartitionTime, (WHV_PARTITION_HANDLE Partition)) \
77   X(HRESULT, WHvRequestInterrupt, (WHV_PARTITION_HANDLE Partition, \
78         WHV_INTERRUPT_CONTROL* Interrupt, UINT32 InterruptControlSize)) \
79   X(HRESULT, WHvGetVirtualProcessorInterruptControllerState2, \
80         (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, PVOID State, \
81          UINT32 StateSize, UINT32* WrittenSize)) \
82   X(HRESULT, WHvSetVirtualProcessorInterruptControllerState2, \
83         (WHV_PARTITION_HANDLE Partition, UINT32 VpIndex, PVOID State, \
84          UINT32 StateSize)) \
85 
86 #define LIST_WINHVEMULATION_FUNCTIONS(X) \
87   X(HRESULT, WHvEmulatorCreateEmulator, (const WHV_EMULATOR_CALLBACKS* Callbacks, WHV_EMULATOR_HANDLE* Emulator)) \
88   X(HRESULT, WHvEmulatorDestroyEmulator, (WHV_EMULATOR_HANDLE Emulator)) \
89   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)) \
90   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)) \
91 
92 #define WHP_DEFINE_TYPE(return_type, function_name, signature) \
93     typedef return_type (WINAPI *function_name ## _t) signature;
94 
95 #define WHP_DECLARE_MEMBER(return_type, function_name, signature) \
96     function_name ## _t function_name;
97 
98 /* Define function typedef */
99 LIST_WINHVPLATFORM_FUNCTIONS(WHP_DEFINE_TYPE)
100 LIST_WINHVEMULATION_FUNCTIONS(WHP_DEFINE_TYPE)
101 LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(WHP_DEFINE_TYPE)
102 
103 struct WHPDispatch {
104     LIST_WINHVPLATFORM_FUNCTIONS(WHP_DECLARE_MEMBER)
105     LIST_WINHVEMULATION_FUNCTIONS(WHP_DECLARE_MEMBER)
106     LIST_WINHVPLATFORM_FUNCTIONS_SUPPLEMENTAL(WHP_DECLARE_MEMBER)
107 };
108 
109 extern struct WHPDispatch whp_dispatch;
110 
111 bool init_whp_dispatch(void);
112 
113 typedef enum WHPFunctionList {
114     WINHV_PLATFORM_FNS_DEFAULT,
115     WINHV_EMULATION_FNS_DEFAULT,
116     WINHV_PLATFORM_FNS_SUPPLEMENTAL
117 } WHPFunctionList;
118 
119 #endif /* TARGET_I386_WHPX_INTERNAL_H */
120