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Annotation of sys/dev/ic/dc503reg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: dc503reg.h,v 1.1 2006/07/23 19:17:23 miod Exp $       */
                      2: /*     $NetBSD: pmreg.h,v 1.7 2005/12/11 12:18:36 christos Exp $       */
                      3:
                      4: /*
                      5:  * Copyright (c) 1992, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * This code is derived from software contributed to Berkeley by
                      9:  * Ralph Campbell.
                     10:  *
                     11:  * Redistribution and use in source and binary forms, with or without
                     12:  * modification, are permitted provided that the following conditions
                     13:  * are met:
                     14:  * 1. Redistributions of source code must retain the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer.
                     16:  * 2. Redistributions in binary form must reproduce the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer in the
                     18:  *    documentation and/or other materials provided with the distribution.
                     19:  * 3. Neither the name of the University nor the names of its contributors
                     20:  *    may be used to endorse or promote products derived from this software
                     21:  *    without specific prior written permission.
                     22:  *
                     23:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     24:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     25:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     26:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     27:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     28:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     29:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     30:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     31:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     32:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     33:  * SUCH DAMAGE.
                     34:  *
                     35:  *     @(#)pmreg.h     8.1 (Berkeley) 6/10/93
                     36:  */
                     37:
                     38: /*
                     39:  * Layout of the programmable cursor chip (DC503) registers.
                     40:  * All registers are 16 bit wide.
                     41:  */
                     42:
                     43: #define        PCC_CMD         0x00    /* cursor command register */
                     44: #define        PCCCMD_TEST     0x8000
                     45: #define        PCCCMD_HSHI     0x4000
                     46: #define        PCCCMD_VBHI     0x2000
                     47: #define        PCCCMD_LODSA    0x1000
                     48: #define        PCCCMD_FORG2    0x0800
                     49: #define        PCCCMD_ENRG2    0x0400
                     50: #define        PCCCMD_FORG1    0x0200
                     51: #define        PCCCMD_ENRG1    0x0100
                     52: #define        PCCCMD_XHWID    0x0080
                     53: #define        PCCCMD_XHCL1    0x0040
                     54: #define        PCCCMD_XHCLP    0x0020
                     55: #define        PCCCMD_XHAIR    0x0010
                     56: #define        PCCCMD_FOPB     0x0008
                     57: #define        PCCCMD_ENPB     0x0004
                     58: #define        PCCCMD_FOPA     0x0002
                     59: #define        PCCCMD_ENPA     0x0001
                     60:
                     61: #define        PCC_XPOS        0x04    /* cursor X position */
                     62: #define        PCC_YPOS        0x08    /* cursor Y position */
                     63: #define        PCC_XMIN_1      0x0c    /* region 1 left edge */
                     64: #define        PCC_XMAX_1      0x10    /* region 1 right edge */
                     65: #define        PCC_YMIN_1      0x14    /* region 1 top edge */
                     66: #define        PCC_YMAX_1      0x18    /* region 1 bottom edge */
                     67: #define        PCC_XMIN_2      0x1c    /* region 2 left edge */
                     68: #define        PCC_XMAX_2      0x20    /* region 2 right edge */
                     69: #define        PCC_YMIN_2      0x24    /* region 2 top edge */
                     70: #define        PCC_YMAX_2      0x28    /* region 2 bottom edge */
                     71: #define        PCC_LOAD        0x2c    /* cursor pattern load */
                     72:
                     73: struct dc503reg {
                     74:        volatile u_int16_t      cmdr;
                     75:        int16_t pad1;
                     76:        volatile u_int16_t      xpos;
                     77:        int16_t pad2;
                     78:        volatile u_int16_t      ypos;
                     79:        int16_t pad3;
                     80:        volatile u_int16_t      xmin1;
                     81:        int16_t pad4;
                     82:        volatile u_int16_t      xmax1;
                     83:        int16_t pad5;
                     84:        volatile u_int16_t      ymin1;
                     85:        int16_t pad6;
                     86:        volatile u_int16_t      ymax1;
                     87:        int16_t pad7[9];
                     88:        volatile u_int16_t      xmin2;
                     89:        int16_t pad8;
                     90:        volatile u_int16_t      xmax2;
                     91:        int16_t pad9;
                     92:        volatile u_int16_t      ymin2;
                     93:        int16_t pad10;
                     94:        volatile u_int16_t      ymax2;
                     95:        int16_t pad11;
                     96:        volatile u_int16_t      load;
                     97: };
                     98:
                     99: #define        PCC_CURSOR_SIZE 16