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include/linux/comstats.h 3.05 KB
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2
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  /*****************************************************************************/
  
  /*
   *	comstats.h  -- Serial Port Stats.
   *
   *	Copyright (C) 1996-1998  Stallion Technologies
   *	Copyright (C) 1994-1996  Greg Ungerer.
   *
   *	This program is free software; you can redistribute it and/or modify
   *	it under the terms of the GNU General Public License as published by
   *	the Free Software Foundation; either version 2 of the License, or
   *	(at your option) any later version.
   *
   *	This program is distributed in the hope that it will be useful,
   *	but WITHOUT ANY WARRANTY; without even the implied warranty of
   *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *	GNU General Public License for more details.
   *
   *	You should have received a copy of the GNU General Public License
   *	along with this program; if not, write to the Free Software
   *	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  
  /*****************************************************************************/
  #ifndef	_COMSTATS_H
  #define	_COMSTATS_H
  /*****************************************************************************/
  
  /*
   *	Serial port stats structure. The structure itself is UART
   *	independent, but some fields may be UART/driver specific (for
   *	example state).
   */
  
  typedef struct {
  	unsigned long	brd;
  	unsigned long	panel;
  	unsigned long	port;
  	unsigned long	hwid;
  	unsigned long	type;
  	unsigned long	txtotal;
  	unsigned long	rxtotal;
  	unsigned long	txbuffered;
  	unsigned long	rxbuffered;
  	unsigned long	rxoverrun;
  	unsigned long	rxparity;
  	unsigned long	rxframing;
  	unsigned long	rxlost;
  	unsigned long	txbreaks;
  	unsigned long	rxbreaks;
  	unsigned long	txxon;
  	unsigned long	txxoff;
  	unsigned long	rxxon;
  	unsigned long	rxxoff;
  	unsigned long	txctson;
  	unsigned long	txctsoff;
  	unsigned long	rxrtson;
  	unsigned long	rxrtsoff;
  	unsigned long	modem;
  	unsigned long	state;
  	unsigned long	flags;
  	unsigned long	ttystate;
  	unsigned long	cflags;
  	unsigned long	iflags;
  	unsigned long	oflags;
  	unsigned long	lflags;
  	unsigned long	signals;
  } comstats_t;
  
  
  /*
   *	Board stats structure. Returns useful info about the board.
   */
  
  #define	COM_MAXPANELS	8
  
  typedef struct {
  	unsigned long	panel;
  	unsigned long	type;
  	unsigned long	hwid;
  	unsigned long	nrports;
  } companel_t;
  
  typedef struct {
  	unsigned long	brd;
  	unsigned long	type;
  	unsigned long	hwid;
  	unsigned long	state;
  	unsigned long	ioaddr;
  	unsigned long	ioaddr2;
  	unsigned long	memaddr;
  	unsigned long	irq;
  	unsigned long	nrpanels;
  	unsigned long	nrports;
  	companel_t	panels[COM_MAXPANELS];
  } combrd_t;
  
  
  /*
   *	Define the ioctl operations for stats stuff.
   */
  #include <linux/ioctl.h>
  
  #define	COM_GETPORTSTATS	_IO('c',30)
  #define	COM_CLRPORTSTATS	_IO('c',31)
  #define	COM_GETBRDSTATS		_IO('c',32)
  
  
  /*
   *	Define the set of ioctls that give user level access to the
   *	private port, panel and board structures. The argument required
   *	will be driver dependent!  
   */
  #define	COM_READPORT		_IO('c',40)
  #define	COM_READBOARD		_IO('c',41)
  #define	COM_READPANEL		_IO('c',42)
  
  /*****************************************************************************/
  #endif