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Header file for XRPU devices.

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This commit is contained in:
Poul-Henning Kamp 1998-10-24 19:47:29 +00:00
parent d6324f511d
commit bd66abc2e6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=40628
1 changed files with 37 additions and 0 deletions
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sys/sys/xrpuio.h Normal file
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/*
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 42):
* <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
* ----------------------------------------------------------------------------
*
* $Id$
*
*/
#ifndef _SYS_XRPUIO_H_
#define _SYS_XRPUIO_H_
#include <sys/ioccom.h>
#define XRPU_MAX_PPS 16
struct xrpu_timecounting {
/* The timecounter itself */
u_int xt_addr_trigger;
u_int xt_addr_latch;
unsigned xt_mask;
u_int32_t xt_frequency;
char xt_name[16];
/* The PPS latches */
struct {
u_int xt_addr_assert;
u_int xt_addr_clear;
} xt_pps[XRPU_MAX_PPS];
};
#define XRPU_IOC_TIMECOUNTING _IOW('6', 1, struct xrpu_timecounting)
#endif /* _SYS_XRPUIO_H_ */