Revision 37d5ddd6 hw/virtio-blk.h

b/hw/virtio-blk.h
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#define VIRTIO_BLK_F_RO         5       /* Disk is read-only */
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#define VIRTIO_BLK_F_BLK_SIZE   6       /* Block size of disk is available*/
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#define VIRTIO_BLK_F_SCSI       7       /* Supports scsi command passthru */
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#define VIRTIO_BLK_F_IDENTIFY   8       /* ATA IDENTIFY supported */
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/* #define VIRTIO_BLK_F_IDENTIFY   8       ATA IDENTIFY supported, DEPRECATED */
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#define VIRTIO_BLK_F_WCACHE     9       /* write cache enabled */
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#define VIRTIO_BLK_ID_LEN       256     /* length of identify u16 array */


  		





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#define VIRTIO_BLK_ID_SN        10      /* start of char * serial# */


  		





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#define VIRTIO_BLK_ID_SN_BYTES  20      /* length in bytes of serial# */


  		





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struct virtio_blk_config


  		





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{


  		





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    uint64_t capacity;


  		





  ......




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    uint8_t heads;


  		





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    uint8_t sectors;


  		





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    uint32_t _blk_size;    /* structure pad, currently unused */


  		





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    uint16_t identify[VIRTIO_BLK_ID_LEN];


  		





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} __attribute__((packed));


  		





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/* These two define direction. */


  		












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