freebsd-skq/sys/powerpc/powermac/viareg.h
2013-12-13 02:37:35 +00:00

52 lines
2.1 KiB
C

/*-
* Copyright (C) 2008 Nathan Whitehorn
* 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 ``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 TOOLS GMBH 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.
*
* $FreeBSD$
*/
#ifndef _POWERPC_VIAREG_H_
#define _POWERPC_VIAREG_H_
/* VIA interface registers */
#define vBufB 0x0000 /* register B */
#define vDirB 0x0400 /* data direction register */
#define vDirA 0x0600 /* data direction register */
#define vT1C 0x0800 /* Timer 1 counter Lo */
#define vT1CH 0x0a00 /* Timer 1 counter Hi */
#define vSR 0x1400 /* shift register */
#define vACR 0x1600 /* aux control register */
#define vPCR 0x1800 /* peripheral control register */
#define vIFR 0x1a00 /* interrupt flag register */
#define vIER 0x1c00 /* interrupt enable register */
#define vBufA 0x1e00 /* register A */
#define vPB 0x0000
#define vPB3 0x08
#define vPB4 0x10
#define vPB5 0x20
#define vSR_INT 0x04
#define vSR_OUT 0x10
#endif /* _POWERPC_VIAREG_H_ */