Differential D7034 Diff 18364 head/sys/dev/hyperv/include/hyperv.h

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head/sys/dev/hyperv/include/hyperv.h

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typedef struct {		typedef struct {
hv_vmbus_channel_msg_header header;		hv_vmbus_channel_msg_header header;
uint32_t child_rel_id;		uint32_t child_rel_id;
} __packed hv_vmbus_channel_relid_released;		} __packed hv_vmbus_channel_relid_released;

#define HW_MACADDR_LEN 6		#define HW_MACADDR_LEN 6

enum {
HV_VMBUS_IVAR_TYPE,
HV_VMBUS_IVAR_INSTANCE,
HV_VMBUS_IVAR_NODE,
HV_VMBUS_IVAR_DEVCTX,
HV_VMBUS_IVAR_CHAN,
};

#define HV_VMBUS_ACCESSOR(var, ivar, type) \
__BUS_ACCESSOR(vmbus, var, HV_VMBUS, ivar, type)

struct hv_vmbus_channel;

HV_VMBUS_ACCESSOR(type, TYPE, const char *)
HV_VMBUS_ACCESSOR(devctx, DEVCTX, struct hv_device *)
HV_VMBUS_ACCESSOR(channel, CHAN, struct hv_vmbus_channel *)


/*		/*
* Common defines for Hyper-V ICs		* Common defines for Hyper-V ICs
*/		*/
#define HV_ICMSGTYPE_NEGOTIATE 0		#define HV_ICMSGTYPE_NEGOTIATE 0
#define HV_ICMSGTYPE_HEARTBEAT 1		#define HV_ICMSGTYPE_HEARTBEAT 1
#define HV_ICMSGTYPE_KVPEXCHANGE 2		#define HV_ICMSGTYPE_KVPEXCHANGE 2
#define HV_ICMSGTYPE_SHUTDOWN 3		#define HV_ICMSGTYPE_SHUTDOWN 3
#define HV_ICMSGTYPE_TIMESYNC 4		#define HV_ICMSGTYPE_TIMESYNC 4
▲ Show 20 Lines • Show All 105 Lines • ▼ Show 20 Lines	typedef union {
struct {		struct {
uint32_t id:24;		uint32_t id:24;
uint32_t reserved:8;		uint32_t reserved:8;
} u;		} u;

} __packed hv_vmbus_connection_id;		} __packed hv_vmbus_connection_id;

typedef struct hv_vmbus_channel {		typedef struct hv_vmbus_channel {
struct hv_device* device;
device_t ch_dev;		device_t ch_dev;
struct vmbus_softc *vmbus_sc;		struct vmbus_softc *vmbus_sc;
hv_vmbus_channel_state state;		hv_vmbus_channel_state state;
uint32_t ch_flags; /* VMBUS_CHAN_FLAG_ */		uint32_t ch_flags; /* VMBUS_CHAN_FLAG_ */
uint32_t ch_id; /* channel id */		uint32_t ch_id; /* channel id */
/*		/*
* These are based on the offer_msg.monitor_id.		* These are based on the offer_msg.monitor_id.
* Save it here for easy access.		* Save it here for easy access.
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#define VMBUS_CHAN_FLAG_HASMNF 0x0001		#define VMBUS_CHAN_FLAG_HASMNF 0x0001

static inline void		static inline void
hv_set_channel_read_state(hv_vmbus_channel* channel, boolean_t state)		hv_set_channel_read_state(hv_vmbus_channel* channel, boolean_t state)
{		{
channel->batched_reading = state;		channel->batched_reading = state;
}		}

typedef struct hv_device {
hv_guid class_id;
hv_guid device_id;
device_t device;
hv_vmbus_channel* channel;
} hv_device;



int hv_vmbus_channel_recv_packet(		int hv_vmbus_channel_recv_packet(
hv_vmbus_channel* channel,		hv_vmbus_channel* channel,
void* buffer,		void* buffer,
uint32_t buffer_len,		uint32_t buffer_len,
uint32_t* buffer_actual_len,		uint32_t* buffer_actual_len,
uint64_t* request_id);		uint64_t* request_id);

int hv_vmbus_channel_recv_packet_raw(		int hv_vmbus_channel_recv_packet_raw(
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* @brief Get physical address from virtual		* @brief Get physical address from virtual
*/		*/
static inline unsigned long		static inline unsigned long
hv_get_phys_addr(void *virt)		hv_get_phys_addr(void *virt)
{		{
unsigned long ret;		unsigned long ret;
ret = (vtophys(virt) \| ((vm_offset_t) virt & PAGE_MASK));		ret = (vtophys(virt) \| ((vm_offset_t) virt & PAGE_MASK));
return (ret);		return (ret);
		}

		static __inline struct hv_vmbus_channel *
		vmbus_get_channel(device_t dev)
		{
		return device_get_ivars(dev);
}		}

#endif /* __HYPERV_H__ */		#endif /* __HYPERV_H__ */