Commit 466a9c3f authored by Wei Liu's avatar Wei Liu
Browse files

asm-generic/hyperv: import data structures for mapping device interrupts 



Signed-off-by: default avatarSunil Muthuswamy <sunilmut@microsoft.com>
Co-Developed-by: default avatarSunil Muthuswamy <sunilmut@microsoft.com>
Signed-off-by: default avatarWei Liu <wei.liu@kernel.org>
Reviewed-by: default avatarMichael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20210203150435.27941-15-wei.liu@kernel.org
parent 12434e5f

arch/x86/include/asm/hyperv-tlfs.h

+13 −0
Original line number Diff line number Diff line
@@ -548,6 +548,19 @@ struct hv_partition_assist_pg { 
	u32 tlb_lock_count;

};



enum hv_interrupt_type {

	HV_X64_INTERRUPT_TYPE_FIXED             = 0x0000,

	HV_X64_INTERRUPT_TYPE_LOWESTPRIORITY    = 0x0001,

	HV_X64_INTERRUPT_TYPE_SMI               = 0x0002,

	HV_X64_INTERRUPT_TYPE_REMOTEREAD        = 0x0003,

	HV_X64_INTERRUPT_TYPE_NMI               = 0x0004,

	HV_X64_INTERRUPT_TYPE_INIT              = 0x0005,

	HV_X64_INTERRUPT_TYPE_SIPI              = 0x0006,

	HV_X64_INTERRUPT_TYPE_EXTINT            = 0x0007,

	HV_X64_INTERRUPT_TYPE_LOCALINT0         = 0x0008,

	HV_X64_INTERRUPT_TYPE_LOCALINT1         = 0x0009,

	HV_X64_INTERRUPT_TYPE_MAXIMUM           = 0x000A,

};



#include <asm-generic/hyperv-tlfs.h>

include/asm-generic/hyperv-tlfs.h

+36 −0
Original line number Diff line number Diff line
@@ -153,6 +153,8 @@ struct ms_hyperv_tsc_page { 
#define HVCALL_RETRIEVE_DEBUG_DATA		0x006a

#define HVCALL_RESET_DEBUG_SESSION		0x006b

#define HVCALL_ADD_LOGICAL_PROCESSOR		0x0076

#define HVCALL_MAP_DEVICE_INTERRUPT		0x007c

#define HVCALL_UNMAP_DEVICE_INTERRUPT		0x007d

#define HVCALL_RETARGET_INTERRUPT		0x007e

#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af

#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0
@@ -703,4 +705,38 @@ union hv_device_id { 
	} acpi;

} __packed;



enum hv_interrupt_trigger_mode {

	HV_INTERRUPT_TRIGGER_MODE_EDGE = 0,

	HV_INTERRUPT_TRIGGER_MODE_LEVEL = 1,

};



struct hv_device_interrupt_descriptor {

	u32 interrupt_type;

	u32 trigger_mode;

	u32 vector_count;

	u32 reserved;

	struct hv_device_interrupt_target target;

} __packed;



struct hv_input_map_device_interrupt {

	u64 partition_id;

	u64 device_id;

	u64 flags;

	struct hv_interrupt_entry logical_interrupt_entry;

	struct hv_device_interrupt_descriptor interrupt_descriptor;

} __packed;



struct hv_output_map_device_interrupt {

	struct hv_interrupt_entry interrupt_entry;

} __packed;



struct hv_input_unmap_device_interrupt {

	u64 partition_id;

	u64 device_id;

	struct hv_interrupt_entry interrupt_entry;

} __packed;



#define HV_SOURCE_SHADOW_NONE               0x0

#define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE   0x1



#endif