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/* $OpenBSD: gboxreg.h,v 1.1 2005/01/14 22:39:25 miod Exp $ */
/* $NetBSD: grf_gbreg.h,v 1.4 1994/10/26 07:23:53 cgd Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Utah $Hdr: grf_gbreg.h 1.11 92/01/21$
*
* @(#)grf_gbreg.h 8.1 (Berkeley) 6/10/93
*/
/*
* Gatorbox driver regs
*/
#define TILER_ENABLE 0x80
#define LINE_MOVER_ENABLE 0x80
#define UP_LEFT 0x00
#define DOWN_RIGHT 0x40
#define MOVE_UP_LEFT (TILER_ENABLE | UP_LEFT)
#define MOVE_DOWN_RIGHT (TILER_ENABLE | DOWN_RIGHT)
#define tile_mover_waitbusy(regaddr) \
do { \
while (((struct gboxfb *)(regaddr))->sec_interrupt & 0x10) \
DELAY(1); \
} while (0)
#define line_mover_waitbusy(regaddr) \
do { \
while ((((struct gboxfb *)(regaddr))->status & 0x80) == 0) \
DELAY(1); \
} while (0)
#define gbcm_waitbusy(regaddr) \
do { \
while (((struct gboxfb *)(regaddr))->cmap_busy != 0xff) \
DELAY(1); \
} while (0)
struct gboxfb {
u_int8_t :8;
u_int8_t reset; /* reset register 0x01 */
u_int8_t sec_interrupt; /* Secondary interrupt register 0x03 */
u_int8_t interrupt; /* interrupt register 0x03 */
u_int8_t :8;
u_int8_t fbwmsb; /* frame buffer width MSB 0x05 */
u_int8_t :8;
u_int8_t fbwlsb; /* frame buffer width MSB 0x07 */
u_int8_t :8;
u_int8_t fbhmsb; /* frame buffer height MSB 0x09 */
u_int8_t :8;
u_int8_t fbhlsb; /* frame buffer height MSB 0x0b */
u_int8_t :8;
u_int8_t dwmsb; /* display width MSB 0x0d */
u_int8_t :8;
u_int8_t dwlsb; /* display width MSB 0x0f */
u_int8_t :8;
u_int8_t dhmsb; /* display height MSB 0x11 */
u_int8_t :8;
u_int8_t dhlsb; /* display height MSB 0x13 */
u_int8_t :8;
u_int8_t fbid; /* Scondary frame buffer id 0x15 */
u_int8_t f1[0x5d-0x15-1];
u_int8_t fbomsb; /* frame buffer offset MSB 0x5d */
u_int8_t :8;
u_int8_t fbolsb; /* frame buffer offset LSB 0x5f */
u_int8_t f2[0x4000-0x5f-1];
u_int8_t crtc_address; /* CTR controller address reg 0x4000 */
u_int8_t status; /* Status register 0x4001 */
u_int8_t crtc_data; /* CTR controller data reg 0x4002 */
u_int8_t f3[6];
u_int8_t line_mover_rep_rule; /* Line move rep rule */
u_int8_t :8, :8;
u_int8_t line_mover_width; /* Line move width */
u_int8_t f4[0xff3];
u_int8_t width; /* width in tiles 0x5001 */
u_int8_t :8;
u_int8_t height; /* height in tiles 0x5003 */
u_int8_t f5[3];
u_int8_t rep_rule; /* replacement rule 0x5007 */
u_int8_t f6[0x6001-0x5007-1];
u_int8_t blink1; /* blink 1 0x6001 */
u_int8_t f7[3];
u_int8_t blink2; /* blink 2 0x6005 */
u_int8_t f8[3];
u_int8_t write_protect; /* write protect 0x6009 */
u_int8_t f9[0x6803-0x6009-1];
u_int8_t cmap_busy; /* color map busy 0x6803 */
u_int8_t f10[0x68b9-0x6803-1];
u_int8_t creg_select; /* color map register select 0x68b8 */
u_int8_t f11[0x68f1-0x68b9-1];
u_int8_t cmap_write; /* color map write trigger 0x68f1 */
u_int8_t f12[0x69b3-0x68f1-1];
u_int8_t cmap_red; /* red value register 0x69b3 */
u_int8_t :8;
u_int8_t cmap_grn; /* green value register 0x69b5 */
u_int8_t :8;
u_int8_t cmap_blu; /* blue value register 0x69b6 */
};
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