freebsd-dev/sys/dev/ppbus/ppi.h
Nicolas Souchu 20240fa3ad Distinguish EPP address/data register. Add EPP address register access to ppi.
Change microseq offsets. Previously, offsets of the program counter where
added to the index of the current microinstruction. Make them rely on the
index of the next executed microinstruction.

Suggested by: Luigi Rizzo <luigi@labinfo.iet.unipi.it>
1999-01-30 15:35:39 +00:00

55 lines
2.1 KiB
C

/*-
* Copyright (c) 1997 Nicolas Souchu
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: ppi.h,v 1.2 1998/01/02 09:30:39 msmith Exp $
*
*/
#ifndef __PPI_H
#define __PPI_H
#ifndef KERNEL
# include <sys/types.h>
#endif
#include <sys/ioccom.h>
#define PPIGDATA _IOR('P', 10, u_int8_t)
#define PPIGSTATUS _IOR('P', 11, u_int8_t)
#define PPIGCTRL _IOR('P', 12, u_int8_t)
#define PPIGEPPD _IOR('P', 13, u_int8_t)
#define PPIGECR _IOR('P', 14, u_int8_t)
#define PPIGFIFO _IOR('P', 15, u_int8_t)
#define PPISDATA _IOW('P', 16, u_int8_t)
#define PPISSTATUS _IOW('P', 17, u_int8_t)
#define PPISCTRL _IOW('P', 18, u_int8_t)
#define PPISEPPD _IOW('P', 19, u_int8_t)
#define PPISECR _IOW('P', 20, u_int8_t)
#define PPISFIFO _IOW('P', 21, u_int8_t)
#define PPIGEPPA _IOR('P', 22, u_int8_t)
#define PPISEPPA _IOR('P', 23, u_int8_t)
#endif