/* $OpenBSD: bt485reg.h,v 1.4 1996/10/30 22:39:52 niklas Exp $ */ /* $NetBSD: bt485reg.h,v 1.4 1996/04/12 06:08:17 cgd 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