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Annotation of sys/arch/hp300/dev/gboxreg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: gboxreg.h,v 1.2 2005/01/24 21:36:39 miod Exp $        */
                      2: /*     $NetBSD: grf_gbreg.h,v 1.4 1994/10/26 07:23:53 cgd Exp $        */
                      3:
                      4: /*
                      5:  * Copyright (c) 1988 University of Utah.
                      6:  * Copyright (c) 1990, 1993
                      7:  *     The Regents of the University of California.  All rights reserved.
                      8:  *
                      9:  * This code is derived from software contributed to Berkeley by
                     10:  * the Systems Programming Group of the University of Utah Computer
                     11:  * Science Department.
                     12:  *
                     13:  * Redistribution and use in source and binary forms, with or without
                     14:  * modification, are permitted provided that the following conditions
                     15:  * are met:
                     16:  * 1. Redistributions of source code must retain the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer.
                     18:  * 2. Redistributions in binary form must reproduce the above copyright
                     19:  *    notice, this list of conditions and the following disclaimer in the
                     20:  *    documentation and/or other materials provided with the distribution.
                     21:  * 3. Neither the name of the University nor the names of its contributors
                     22:  *    may be used to endorse or promote products derived from this software
                     23:  *    without specific prior written permission.
                     24:  *
                     25:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     28:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     35:  * SUCH DAMAGE.
                     36:  *
                     37:  * from: Utah $Hdr: grf_gbreg.h 1.11 92/01/21$
                     38:  *
                     39:  *     @(#)grf_gbreg.h 8.1 (Berkeley) 6/10/93
                     40:  */
                     41:
                     42: /*
                     43:  * Gatorbox driver regs
                     44:  */
                     45:
                     46: #define TILER_ENABLE           0x80
                     47: #define LINE_MOVER_ENABLE      0x80
                     48: #define UP_LEFT                        0x00
                     49: #define DOWN_RIGHT             0x40
                     50: #define MOVE_UP_LEFT           (TILER_ENABLE | UP_LEFT)
                     51: #define MOVE_DOWN_RIGHT                (TILER_ENABLE | DOWN_RIGHT)
                     52:
                     53: #define tile_mover_waitbusy(regaddr)                                   \
                     54: do {                                                                   \
                     55:        while (((struct gboxfb *)(regaddr))->regs.sec_interrupt & 0x10) \
                     56:                DELAY(1);                                               \
                     57: } while (0)
                     58:
                     59: #define line_mover_waitbusy(regaddr)                                   \
                     60: do {                                                                   \
                     61:        while ((((struct gboxfb *)(regaddr))->status & 0x80) == 0)      \
                     62:                DELAY(1);                                               \
                     63: } while (0)
                     64:
                     65: #define gbcm_waitbusy(regaddr)                                         \
                     66: do {                                                                   \
                     67:        while (((struct gboxfb *)(regaddr))->cmap_busy != 0xff)         \
                     68:                DELAY(1);                                               \
                     69: } while (0)
                     70:
                     71: struct gboxfb {
                     72:        struct diofbreg regs;
                     73:        u_int8_t f2[0x4000-0x5f-1];
                     74:        u_int8_t crtc_address;          /* CTR controller address reg 0x4000 */
                     75:        u_int8_t status;                /* Status register            0x4001 */
                     76:        u_int8_t crtc_data;             /* CTR controller data reg    0x4002 */
                     77:        u_int8_t f3[6];
                     78:        u_int8_t line_mover_rep_rule;   /* Line move rep rule                */
                     79:        u_int8_t :8, :8;
                     80:        u_int8_t line_mover_width;      /* Line move width                   */
                     81:        u_int8_t f4[0xff3];
                     82:        u_int8_t width;                 /* width in tiles             0x5001 */
                     83:        u_int8_t :8;
                     84:        u_int8_t height;                /* height in tiles            0x5003 */
                     85:        u_int8_t f5[3];
                     86:        u_int8_t rep_rule;              /* replacement rule           0x5007 */
                     87:        u_int8_t f6[0x6001-0x5007-1];
                     88:        u_int8_t blink1;                /* blink 1                    0x6001 */
                     89:        u_int8_t f7[3];
                     90:        u_int8_t blink2;                /* blink 2                    0x6005 */
                     91:        u_int8_t f8[3];
                     92:        u_int8_t write_protect;         /* write protect              0x6009 */
                     93:        u_int8_t f9[0x6803-0x6009-1];
                     94:        u_int8_t cmap_busy;             /* color map busy             0x6803 */
                     95:        u_int8_t f10[0x68b9-0x6803-1];
                     96:        u_int8_t creg_select;           /* color map register select  0x68b8 */
                     97:        u_int8_t f11[0x68f1-0x68b9-1];
                     98:        u_int8_t cmap_write;            /* color map write trigger    0x68f1 */
                     99:        u_int8_t f12[0x69b3-0x68f1-1];
                    100:        u_int8_t cmap_red;              /* red value register         0x69b3 */
                    101:        u_int8_t :8;
                    102:        u_int8_t cmap_grn;              /* green value register       0x69b5 */
                    103:        u_int8_t :8;
                    104:        u_int8_t cmap_blu;              /* blue value register        0x69b6 */
                    105: };