NetBSD/sys/dev/ic/bt485reg.h

65 lines
2.0 KiB
C

/* $NetBSD: bt485reg.h,v 1.2 2005/02/27 00:27:01 perry Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* Register definitions for the Brooktree Bt485A 170MHz Monolithic
* CMOS True-Color RAMDAC.
*/
/*
* Directly-addressed registers.
*/
#define BT485_REG_PCRAM_WRADDR 0x00
#define BT485_REG_PALETTE 0x01
#define BT485_REG_PIXMASK 0x02
#define BT485_REG_PCRAM_RDADDR 0x03
#define BT485_REG_COC_WRADDR 0x04
#define BT485_REG_COCDATA 0x05
#define BT485_REG_COMMAND_0 0x06
#define BT485_REG_COC_RDADDR 0x07
#define BT485_REG_COMMAND_1 0x08
#define BT485_REG_COMMAND_2 0x09
#define BT485_REG_STATUS 0x0a
#define BT485_REG_EXTENDED BT485_REG_STATUS
#define BT485_REG_CURSOR_RAM 0x0b
#define BT485_REG_CURSOR_X_LOW 0x0c
#define BT485_REG_CURSOR_X_HIGH 0x0d
#define BT485_REG_CURSOR_Y_LOW 0x0e
#define BT485_REG_CURSOR_Y_HIGH 0x0f
#define BT485_REG_MAX 0x0f
#define BT485_IREG_STATUS 0x00
#define BT485_IREG_COMMAND_3 0x01
#define BT485_IREG_COMMAND_4 0x02
#define BT485_IREG_RSA 0x20
#define BT485_IREG_GSA 0x21
#define BT485_IREG_BSA 0x22