src/driver/vdi.h

   1 /*
   2  * vdi.h - The driver for virtual disks of VirtualBox
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef ___vdi_h
  19 #define ___vdi_h
  20
  21 #define VDI_DEBUG
  22
  23 #define VDI_MAJOR          0
  24 #define VDI_SIZE           20
  25 #define VDI_BLKSIZE        512
  26 #define VDI_SECTORS        20
  27 #define VDI_HARDSECT_SIZE  512
  28
  29 #define KERNEL_SECTOR_SIZE 512
  30
  31 typedef struct vdi_dev {
  32         unsigned long size;             // Device size in bytes
  33         spinlock_t lock;                // Mutual exclusion
  34         //TODO: remove this?struct request_queue *queue;        // Device request queue
  35         struct gendisk *gd;             // gendisk structure
  36 } vdi_dev;
  37
  38 #endif