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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/seabios/src/hw/virtio-scsi.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/seabios/src/hw/virtio-scsi.h')
-rw-r--r-- | qemu/roms/seabios/src/hw/virtio-scsi.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/hw/virtio-scsi.h b/qemu/roms/seabios/src/hw/virtio-scsi.h new file mode 100644 index 000000000..96c3701d2 --- /dev/null +++ b/qemu/roms/seabios/src/hw/virtio-scsi.h @@ -0,0 +1,47 @@ +#ifndef _VIRTIO_SCSI_H +#define _VIRTIO_SCSI_H + +#define VIRTIO_SCSI_CDB_SIZE 32 +#define VIRTIO_SCSI_SENSE_SIZE 96 + +struct virtio_scsi_config +{ + u32 num_queues; + u32 seg_max; + u32 max_sectors; + u32 cmd_per_lun; + u32 event_info_size; + u32 sense_size; + u32 cdb_size; + u16 max_channel; + u16 max_target; + u32 max_lun; +} __attribute__((packed)); + +/* This is the first element of the "out" scatter-gather list. */ +struct virtio_scsi_req_cmd { + u8 lun[8]; + u64 id; + u8 task_attr; + u8 prio; + u8 crn; + char cdb[VIRTIO_SCSI_CDB_SIZE]; +} __attribute__((packed)); + +/* This is the first element of the "in" scatter-gather list. */ +struct virtio_scsi_resp_cmd { + u32 sense_len; + u32 residual; + u16 status_qualifier; + u8 status; + u8 response; + u8 sense[VIRTIO_SCSI_SENSE_SIZE]; +} __attribute__((packed)); + +#define VIRTIO_SCSI_S_OK 0 + +struct disk_op_s; +int virtio_scsi_cmd_data(struct disk_op_s *op, void *cdbcmd, u16 blocksize); +void virtio_scsi_setup(void); + +#endif /* _VIRTIO_SCSI_H */ |