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From: Harlan Stenn <stenn@ntp.org>
To: Reg Clemens <reg@dwf.com>
Cc: john stultz <johnstul@us.ibm.com>,
	hackers@lists.ntp.org, davehart_gmail_exchange_tee@davehart.net,
	Roman Zippel <zippel@linux-m68k.org>,
	linux-kernel@vger.kernel.org, reg@fw.dwf.com,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [ntp:hackers] ntp-dev-4.2.5p235-RC build failure: MOD_NANO not #defined
Date: Thu, 22 Oct 2009 01:58:12 +0000	[thread overview]
Message-ID: <20091022015823.B2238C05D@mail1.ntp.org> (raw)
In-Reply-To: Message from Reg Clemens <reg@dwf.com>  of "Wed, 21 Oct 2009 17:03:57 CST." <200910212303.n9LN3vFt000507@deneb.dwf.com>

> Isnt it just time to get rid of these MOD_ constructs in ntp?

Could be, but the spec says:

/*
 * The following defines and structures define the user interface for
 * the ntp_gettime() and ntp_adjtime() syscalls.
 *
 * Control mode codes (timex.modes)
 */
#define MOD_OFFSET	0x0001	/* set time offset */
#define MOD_FREQUENCY	0x0002	/* set frequency offset */
#define MOD_MAXERROR	0x0004	/* set maximum time error */
#define MOD_ESTERROR	0x0008	/* set estimated time error */
#define MOD_STATUS	0x0010	/* set clock status bits */
#define MOD_TIMECONST	0x0020	/* set PLL time constant */
#define MOD_PPSMAX	0x0040	/* set PPS maximum averaging time */
#define MOD_TAI		0x0080	/* set TAI offset */
#define	MOD_MICRO	0x1000	/* select microsecond resolution */
#define	MOD_NANO	0x2000	/* select nanosecond resolution */
#define MOD_CLKB	0x4000	/* select clock B */
#define MOD_CLKA	0x8000	/* select clock A */

/*
 * Status codes (timex.status)
 */
#define STA_PLL		0x0001	/* enable PLL updates (rw) */
#define STA_PPSFREQ	0x0002	/* enable PPS freq discipline (rw) */
#define STA_PPSTIME	0x0004	/* enable PPS time discipline (rw) */
#define STA_FLL		0x0008	/* enable FLL mode (rw) */
#define STA_INS		0x0010	/* insert leap (rw) */
#define STA_DEL		0x0020	/* delete leap (rw) */
#define STA_UNSYNC	0x0040	/* clock unsynchronized (rw) */
#define STA_FREQHOLD	0x0080	/* hold frequency (rw) */
#define STA_PPSSIGNAL	0x0100	/* PPS signal present (ro) */
#define STA_PPSJITTER	0x0200	/* PPS signal jitter exceeded (ro) */
#define STA_PPSWANDER	0x0400	/* PPS signal wander exceeded (ro) */
#define STA_PPSERROR	0x0800	/* PPS signal calibration error (ro) */
#define STA_CLOCKERR	0x1000	/* clock hardware fault (ro) */
#define STA_NANO	0x2000	/* resolution (0 = us, 1 = ns) (ro) */
#define STA_MODE	0x4000	/* mode (0 = PLL, 1 = FLL) (ro) */
#define STA_CLK		0x8000	/* clock source (0 = A, 1 = B) (ro) */

H

      reply	other threads:[~2009-10-22  2:16 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-20 18:38 James Cloos
2009-10-20 19:27 ` [ntp:hackers] " Dave Hart
2009-10-20 20:45   ` john stultz
2009-10-20 23:22     ` James Cloos
2009-10-21  0:43       ` john stultz
2009-10-21 23:03         ` Reg Clemens
2009-10-22  1:58           ` Harlan Stenn [this message]

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