Annotation of sys/dev/ic/bt485reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: bt485reg.h,v 1.2 2001/04/21 20:03:55 aaron Exp $ */
! 2: /* $NetBSD: bt485reg.h,v 1.1 1998/04/15 20:16:30 drochner Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1995, 1996 Carnegie-Mellon University.
! 6: * All rights reserved.
! 7: *
! 8: * Author: Chris G. Demetriou
! 9: *
! 10: * Permission to use, copy, modify and distribute this software and
! 11: * its documentation is hereby granted, provided that both the copyright
! 12: * notice and this permission notice appear in all copies of the
! 13: * software, derivative works or modified versions, and any portions
! 14: * thereof, and that both notices appear in supporting documentation.
! 15: *
! 16: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 17: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
! 18: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 19: *
! 20: * Carnegie Mellon requests users of this software to return to
! 21: *
! 22: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 23: * School of Computer Science
! 24: * Carnegie Mellon University
! 25: * Pittsburgh PA 15213-3890
! 26: *
! 27: * any improvements or extensions that they make and grant Carnegie the
! 28: * rights to redistribute these changes.
! 29: */
! 30:
! 31: /*
! 32: * Register definitions for the Brooktree Bt485A 170MHz Monolithic
! 33: * CMOS True-Color RAMDAC.
! 34: */
! 35:
! 36:
! 37: /*
! 38: * Directly-addressed registers.
! 39: */
! 40: #define BT485_REG_PCRAM_WRADDR 0x00
! 41: #define BT485_REG_PALETTE 0x01
! 42: #define BT485_REG_PIXMASK 0x02
! 43: #define BT485_REG_PCRAM_RDADDR 0x03
! 44: #define BT485_REG_COC_WRADDR 0x04
! 45: #define BT485_REG_COCDATA 0x05
! 46: #define BT485_REG_COMMAND_0 0x06
! 47: #define BT485_REG_COC_RDADDR 0x07
! 48: #define BT485_REG_COMMAND_1 0x08
! 49: #define BT485_REG_COMMAND_2 0x09
! 50: #define BT485_REG_STATUS 0x0a
! 51: #define BT485_REG_EXTENDED BT485_REG_STATUS
! 52: #define BT485_REG_CURSOR_RAM 0x0b
! 53: #define BT485_REG_CURSOR_X_LOW 0x0c
! 54: #define BT485_REG_CURSOR_X_HIGH 0x0d
! 55: #define BT485_REG_CURSOR_Y_LOW 0x0e
! 56: #define BT485_REG_CURSOR_Y_HIGH 0x0f
! 57:
! 58: #define BT485_REG_MAX 0x0f
! 59:
! 60: #define BT485_IREG_STATUS 0x00
! 61: #define BT485_IREG_COMMAND_3 0x01
! 62: #define BT485_IREG_COMMAND_4 0x02
! 63: #define BT485_IREG_RSA 0x20
! 64: #define BT485_IREG_GSA 0x21
! 65: #define BT485_IREG_BSA 0x22
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