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sys/dev/hyperv/utilities/hv_util.c
Show All 36 Lines | |||||
#include <sys/module.h> | #include <sys/module.h> | ||||
#include <sys/reboot.h> | #include <sys/reboot.h> | ||||
#include <sys/timetc.h> | #include <sys/timetc.h> | ||||
#include <sys/syscallsubr.h> | #include <sys/syscallsubr.h> | ||||
#include <dev/hyperv/include/hyperv.h> | #include <dev/hyperv/include/hyperv.h> | ||||
#include <dev/hyperv/include/vmbus.h> | #include <dev/hyperv/include/vmbus.h> | ||||
#include <dev/hyperv/utilities/hv_utilreg.h> | #include <dev/hyperv/utilities/hv_utilreg.h> | ||||
#include "hv_util.h" | #include <dev/hyperv/utilities/hv_util.h> | ||||
#include "vmbus_if.h" | |||||
#define VMBUS_IC_BRSIZE (4 * PAGE_SIZE) | #define VMBUS_IC_BRSIZE (4 * PAGE_SIZE) | ||||
void | void | ||||
hv_negotiate_version(struct hv_vmbus_icmsg_hdr *icmsghdrp, uint8_t *buf) | hv_negotiate_version(struct hv_vmbus_icmsg_hdr *icmsghdrp, uint8_t *buf) | ||||
{ | { | ||||
struct hv_vmbus_icmsg_negotiate *negop; | struct hv_vmbus_icmsg_negotiate *negop; | ||||
icmsghdrp->icmsgsize = 0x10; | icmsghdrp->icmsgsize = 0x10; | ||||
Show All 12 Lines | if (negop->icframe_vercnt >= 2 && | ||||
negop->icversion_data[0].major = 1; | negop->icversion_data[0].major = 1; | ||||
negop->icversion_data[0].minor = 0; | negop->icversion_data[0].minor = 0; | ||||
negop->icversion_data[1].major = 1; | negop->icversion_data[1].major = 1; | ||||
negop->icversion_data[1].minor = 0; | negop->icversion_data[1].minor = 0; | ||||
} | } | ||||
negop->icframe_vercnt = 1; | negop->icframe_vercnt = 1; | ||||
negop->icmsg_vercnt = 1; | negop->icmsg_vercnt = 1; | ||||
} | |||||
int | |||||
vmbus_ic_probe(device_t dev, const struct vmbus_ic_desc descs[]) | |||||
{ | |||||
device_t bus = device_get_parent(dev); | |||||
const struct vmbus_ic_desc *d; | |||||
if (resource_disabled(device_get_name(dev), 0)) | |||||
return (ENXIO); | |||||
for (d = descs; d->ic_desc != NULL; ++d) { | |||||
if (VMBUS_PROBE_GUID(bus, dev, &d->ic_guid) == 0) { | |||||
device_set_desc(dev, d->ic_desc); | |||||
return (BUS_PROBE_DEFAULT); | |||||
} | |||||
} | |||||
return (ENXIO); | |||||
} | } | ||||
int | int | ||||
hv_util_attach(device_t dev, vmbus_chan_callback_t cb) | hv_util_attach(device_t dev, vmbus_chan_callback_t cb) | ||||
{ | { | ||||
struct hv_util_sc *sc = device_get_softc(dev); | struct hv_util_sc *sc = device_get_softc(dev); | ||||
struct vmbus_channel *chan = vmbus_get_channel(dev); | struct vmbus_channel *chan = vmbus_get_channel(dev); | ||||
int error; | int error; | ||||
Show All 33 Lines |