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author | Sepherosa Ziehau <sephe@FreeBSD.org> | 2016-07-15 06:40:59 +0000 |
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committer | Sepherosa Ziehau <sephe@FreeBSD.org> | 2016-07-15 06:40:59 +0000 |
commit | 66e132bd0f8262f9a5ef2172d4eee244313e077d (patch) | |
tree | 7ee7542e4fc94ee5652ae83f6555c15ef944f1ac /sys/dev/hyperv/include/vmbus.h | |
parent | 7ff1939db0436c79d58549fd5bfc69b9ab233413 (diff) | |
download | src-66e132bd0f8262f9a5ef2172d4eee244313e077d.tar.gz src-66e132bd0f8262f9a5ef2172d4eee244313e077d.zip |
hyeprv/vmbus: Rework prplist sending.
MFC after: 1 week
Sponsored by: Microsoft OSTC
Differential Revision: https://reviews.freebsd.org/D7175
Notes
Notes:
svn path=/head/; revision=302878
Diffstat (limited to 'sys/dev/hyperv/include/vmbus.h')
-rw-r--r-- | sys/dev/hyperv/include/vmbus.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sys/dev/hyperv/include/vmbus.h b/sys/dev/hyperv/include/vmbus.h index 19b2c86b9705..3931fc72d690 100644 --- a/sys/dev/hyperv/include/vmbus.h +++ b/sys/dev/hyperv/include/vmbus.h @@ -31,6 +31,15 @@ #include <sys/param.h> +/* + * GPA stuffs. + */ +struct vmbus_gpa_range { + uint32_t gpa_len; + uint32_t gpa_ofs; + uint64_t gpa_page[0]; +} __packed; + /* This is actually vmbus_gpa_range.gpa_page[1] */ struct vmbus_gpa { uint32_t gpa_len; @@ -39,11 +48,15 @@ struct vmbus_gpa { } __packed; #define VMBUS_CHAN_SGLIST_MAX 32 +#define VMBUS_CHAN_PRPLIST_MAX 32 struct hv_vmbus_channel; int vmbus_chan_send_sglist(struct hv_vmbus_channel *chan, struct vmbus_gpa sg[], int sglen, void *data, int dlen, uint64_t xactid); +int vmbus_chan_send_prplist(struct hv_vmbus_channel *chan, + struct vmbus_gpa_range *prp, int prp_cnt, void *data, int dlen, + uint64_t xactid); #endif /* !_VMBUS_H_ */ |