65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/* $NetBSD: bt485reg.h,v 1.3 2005/12/11 12:21:26 christos Exp $ */
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/*
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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Register definitions for the Brooktree Bt485A 170MHz Monolithic
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* CMOS True-Color RAMDAC.
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*/
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/*
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* Directly-addressed registers.
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*/
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#define BT485_REG_PCRAM_WRADDR 0x00
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#define BT485_REG_PALETTE 0x01
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#define BT485_REG_PIXMASK 0x02
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#define BT485_REG_PCRAM_RDADDR 0x03
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#define BT485_REG_COC_WRADDR 0x04
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#define BT485_REG_COCDATA 0x05
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#define BT485_REG_COMMAND_0 0x06
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#define BT485_REG_COC_RDADDR 0x07
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#define BT485_REG_COMMAND_1 0x08
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#define BT485_REG_COMMAND_2 0x09
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#define BT485_REG_STATUS 0x0a
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#define BT485_REG_EXTENDED BT485_REG_STATUS
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#define BT485_REG_CURSOR_RAM 0x0b
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#define BT485_REG_CURSOR_X_LOW 0x0c
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#define BT485_REG_CURSOR_X_HIGH 0x0d
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#define BT485_REG_CURSOR_Y_LOW 0x0e
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#define BT485_REG_CURSOR_Y_HIGH 0x0f
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#define BT485_REG_MAX 0x0f
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#define BT485_IREG_STATUS 0x00
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#define BT485_IREG_COMMAND_3 0x01
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#define BT485_IREG_COMMAND_4 0x02
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#define BT485_IREG_RSA 0x20
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#define BT485_IREG_GSA 0x21
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#define BT485_IREG_BSA 0x22
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