107 lines
4.1 KiB
C
107 lines
4.1 KiB
C
/* $NetBSD: gboxreg.h,v 1.2 2011/02/12 16:40:29 tsutsui Exp $ */
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/* $OpenBSD: gboxreg.h,v 1.2 2005/01/24 21:36:39 miod Exp $ */
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/* NetBSD: grf_gbreg.h,v 1.4 1994/10/26 07:23:53 cgd Exp */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah $Hdr: grf_gbreg.h 1.11 92/01/21$
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*
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* @(#)grf_gbreg.h 8.1 (Berkeley) 6/10/93
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*/
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/*
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* Gatorbox driver regs
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*/
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#define TILER_ENABLE 0x80
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#define LINE_MOVER_ENABLE 0x80
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#define UP_LEFT 0x00
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#define DOWN_RIGHT 0x40
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#define MOVE_UP_LEFT (TILER_ENABLE | UP_LEFT)
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#define MOVE_DOWN_RIGHT (TILER_ENABLE | DOWN_RIGHT)
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#define tile_mover_waitbusy(regaddr) \
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do { \
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while (((volatile struct gboxfb *)(regaddr))->regs.sec_interrupt & 0x10) \
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DELAY(1); \
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} while (/* CONSTCOND */0)
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#define line_mover_waitbusy(regaddr) \
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do { \
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while ((((volatile struct gboxfb *)(regaddr))->status & 0x80) == 0) \
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DELAY(1); \
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} while (/* CONSTCOND */0)
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#define gbcm_waitbusy(regaddr) \
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do { \
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while (((volatile struct gboxfb *)(regaddr))->cmap_busy != 0xff) \
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DELAY(1); \
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} while (/* CONSTCOND */0)
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struct gboxfb {
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struct diofbreg regs;
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uint8_t f2[0x4000-0x5f-1];
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uint8_t crtc_address; /* CTR controller address reg 0x4000 */
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uint8_t status; /* Status register 0x4001 */
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uint8_t crtc_data; /* CTR controller data reg 0x4002 */
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uint8_t f3[6];
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uint8_t line_mover_rep_rule; /* Line move rep rule */
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uint8_t :8, :8;
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uint8_t line_mover_width; /* Line move width */
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uint8_t f4[0xff3];
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uint8_t width; /* width in tiles 0x5001 */
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uint8_t :8;
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uint8_t height; /* height in tiles 0x5003 */
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uint8_t f5[3];
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uint8_t rep_rule; /* replacement rule 0x5007 */
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uint8_t f6[0x6001-0x5007-1];
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uint8_t blink1; /* blink 1 0x6001 */
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uint8_t f7[3];
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uint8_t blink2; /* blink 2 0x6005 */
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uint8_t f8[3];
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uint8_t write_protect; /* write protect 0x6009 */
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uint8_t f9[0x6803-0x6009-1];
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uint8_t cmap_busy; /* color map busy 0x6803 */
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uint8_t f10[0x68b9-0x6803-1];
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uint8_t creg_select; /* color map register select 0x68b8 */
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uint8_t f11[0x68f1-0x68b9-1];
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uint8_t cmap_write; /* color map write trigger 0x68f1 */
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uint8_t f12[0x69b3-0x68f1-1];
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uint8_t cmap_red; /* red value register 0x69b3 */
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uint8_t :8;
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uint8_t cmap_grn; /* green value register 0x69b5 */
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uint8_t :8;
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uint8_t cmap_blu; /* blue value register 0x69b6 */
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};
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