1 /* 2 * ---------------------------------------------------------------------------- 3 * "THE BEER-WARE LICENSE" (Revision 42): 4 * <phk@FreeBSD.ORG> wrote this file. As long as you retain this notice you 5 * can do whatever you want with this stuff. If we meet some day, and you think 6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7 * ---------------------------------------------------------------------------- 8 * 9 * $FreeBSD: src/sys/sys/disk.h,v 1.16.2.3 2001/06/20 16:11:01 scottl Exp $ 10 * $DragonFly: src/sys/sys/disk.h,v 1.4 2003/08/20 07:31:21 rob Exp $ 11 * 12 */ 13 14 #ifndef _SYS_DISK_H_ 15 #define _SYS_DISK_H_ 16 17 #ifndef _SYS_DISKSLICE_H_ 18 #include <sys/diskslice.h> 19 #endif 20 21 #ifndef _SYS_DISKLABEL 22 #include <sys/disklabel.h> 23 #endif 24 25 #ifndef _SYS_DISKLABEL 26 #include <sys/msgport.h> 27 #endif 28 29 struct disk { 30 struct lwkt_port d_port; /* interception port */ 31 struct lwkt_port *d_fwdport; /* forward to real port */ 32 u_int d_flags; 33 u_int d_dsflags; 34 dev_t d_dev; 35 struct diskslices *d_slice; 36 struct disklabel d_label; 37 LIST_ENTRY(disk) d_list; 38 }; 39 40 #define DISKFLAG_LOCK 0x1 41 #define DISKFLAG_WANTED 0x2 42 43 dev_t disk_create (int unit, struct disk *disk, int flags, struct cdevsw *cdevsw); 44 void disk_destroy (struct disk *disk); 45 int disk_dumpcheck (dev_t dev, u_int *count, u_int *blkno, u_int *secsize); 46 struct disk *disk_enumerate (struct disk *disk); 47 void disk_invalidate (struct disk *disk); 48 49 #endif /* _SYS_DISK_H_ */ 50