1 /* $NetBSD: gboxreg.h,v 1.2 2011/02/12 16:40:29 tsutsui Exp $ */ 2 /* $OpenBSD: gboxreg.h,v 1.2 2005/01/24 21:36:39 miod Exp $ */ 3 /* NetBSD: grf_gbreg.h,v 1.4 1994/10/26 07:23:53 cgd Exp */ 4 5 /* 6 * Copyright (c) 1988 University of Utah. 7 * Copyright (c) 1990, 1993 8 * The Regents of the University of California. All rights reserved. 9 * 10 * This code is derived from software contributed to Berkeley by 11 * the Systems Programming Group of the University of Utah Computer 12 * Science Department. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: Utah $Hdr: grf_gbreg.h 1.11 92/01/21$ 39 * 40 * @(#)grf_gbreg.h 8.1 (Berkeley) 6/10/93 41 */ 42 43 /* 44 * Gatorbox driver regs 45 */ 46 47 #define TILER_ENABLE 0x80 48 #define LINE_MOVER_ENABLE 0x80 49 #define UP_LEFT 0x00 50 #define DOWN_RIGHT 0x40 51 #define MOVE_UP_LEFT (TILER_ENABLE | UP_LEFT) 52 #define MOVE_DOWN_RIGHT (TILER_ENABLE | DOWN_RIGHT) 53 54 #define tile_mover_waitbusy(regaddr) \ 55 do { \ 56 while (((volatile struct gboxfb *)(regaddr))->regs.sec_interrupt & 0x10) \ 57 DELAY(1); \ 58 } while (/* CONSTCOND */0) 59 60 #define line_mover_waitbusy(regaddr) \ 61 do { \ 62 while ((((volatile struct gboxfb *)(regaddr))->status & 0x80) == 0) \ 63 DELAY(1); \ 64 } while (/* CONSTCOND */0) 65 66 #define gbcm_waitbusy(regaddr) \ 67 do { \ 68 while (((volatile struct gboxfb *)(regaddr))->cmap_busy != 0xff) \ 69 DELAY(1); \ 70 } while (/* CONSTCOND */0) 71 72 struct gboxfb { 73 struct diofbreg regs; 74 uint8_t f2[0x4000-0x5f-1]; 75 uint8_t crtc_address; /* CTR controller address reg 0x4000 */ 76 uint8_t status; /* Status register 0x4001 */ 77 uint8_t crtc_data; /* CTR controller data reg 0x4002 */ 78 uint8_t f3[6]; 79 uint8_t line_mover_rep_rule; /* Line move rep rule */ 80 uint8_t :8, :8; 81 uint8_t line_mover_width; /* Line move width */ 82 uint8_t f4[0xff3]; 83 uint8_t width; /* width in tiles 0x5001 */ 84 uint8_t :8; 85 uint8_t height; /* height in tiles 0x5003 */ 86 uint8_t f5[3]; 87 uint8_t rep_rule; /* replacement rule 0x5007 */ 88 uint8_t f6[0x6001-0x5007-1]; 89 uint8_t blink1; /* blink 1 0x6001 */ 90 uint8_t f7[3]; 91 uint8_t blink2; /* blink 2 0x6005 */ 92 uint8_t f8[3]; 93 uint8_t write_protect; /* write protect 0x6009 */ 94 uint8_t f9[0x6803-0x6009-1]; 95 uint8_t cmap_busy; /* color map busy 0x6803 */ 96 uint8_t f10[0x68b9-0x6803-1]; 97 uint8_t creg_select; /* color map register select 0x68b8 */ 98 uint8_t f11[0x68f1-0x68b9-1]; 99 uint8_t cmap_write; /* color map write trigger 0x68f1 */ 100 uint8_t f12[0x69b3-0x68f1-1]; 101 uint8_t cmap_red; /* red value register 0x69b3 */ 102 uint8_t :8; 103 uint8_t cmap_grn; /* green value register 0x69b5 */ 104 uint8_t :8; 105 uint8_t cmap_blu; /* blue value register 0x69b6 */ 106 }; 107