sys/sys/xrpuio.h

   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/xrpuio.h,v 1.2 1999/08/28 00:52:12 peter Exp $
  10  * $DragonFly: src/sys/sys/Attic/xrpuio.h,v 1.2 2003/06/17 04:28:59 dillon Exp $
  11  *
  12  */
  13
  14 #ifndef _SYS_XRPUIO_H_
  15 #define _SYS_XRPUIO_H_
  16
  17 #include <sys/ioccom.h>
  18
  19 #define XRPU_MAX_PPS    16
  20 struct xrpu_timecounting {
  21
  22         /* The timecounter itself */
  23         u_int           xt_addr_trigger;
  24         u_int           xt_addr_latch;
  25         unsigned        xt_mask;
  26         u_int32_t       xt_frequency;
  27         char            xt_name[16];
  28
  29         /* The PPS latches */
  30         struct {
  31                 u_int   xt_addr_assert;
  32                 u_int   xt_addr_clear;
  33         } xt_pps[XRPU_MAX_PPS];
  34 };
  35
  36 #define XRPU_IOC_TIMECOUNTING _IOW('6', 1, struct xrpu_timecounting)
  37
  38 #endif /* _SYS_XRPUIO_H_ */