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Annotation of sys/dev/ic/bt463reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: bt463reg.h,v 1.2 2001/04/21 20:03:54 aaron Exp $ */
        !             2: /*     $NetBSD: bt463reg.h,v 1.1 1998/08/18 07:43:09 thorpej Exp $     */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1998 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
        !            10:  * NASA Ames Research Center.
        !            11:  *
        !            12:  * Redistribution and use in source and binary forms, with or without
        !            13:  * modification, are permitted provided that the following conditions
        !            14:  * are met:
        !            15:  * 1. Redistributions of source code must retain the above copyright
        !            16:  *    notice, this list of conditions and the following disclaimer.
        !            17:  * 2. Redistributions in binary form must reproduce the above copyright
        !            18:  *    notice, this list of conditions and the following disclaimer in the
        !            19:  *    documentation and/or other materials provided with the distribution.
        !            20:  * 3. All advertising materials mentioning features or use of this software
        !            21:  *    must display the following acknowledgement:
        !            22:  *     This product includes software developed by the NetBSD
        !            23:  *     Foundation, Inc. and its contributors.
        !            24:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            25:  *    contributors may be used to endorse or promote products derived
        !            26:  *    from this software without specific prior written permission.
        !            27:  *
        !            28:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            29:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            30:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            31:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            32:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            33:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            34:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            35:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            36:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            37:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            38:  * POSSIBILITY OF SUCH DAMAGE.
        !            39:  */
        !            40:
        !            41: /*
        !            42:  * Register definitions for the Brooktree Bt463 135MHz Monolithic
        !            43:  * CMOS TrueVu RAMDAC.
        !            44:  */
        !            45:
        !            46: /*
        !            47:  * Directly-accessible registers.  Note the address register is
        !            48:  * auto-incrementing.
        !            49:  */
        !            50: #define        BT463_REG_ADDR_LOW              0x00    /* C1,C0 == 0,0 */
        !            51: #define        BT463_REG_ADDR_HIGH             0x01    /* C1,C0 == 0,1 */
        !            52: #define        BT463_REG_IREG_DATA             0x02    /* C1,C0 == 1,0 */
        !            53: #define        BT463_REG_CMAP_DATA             0x03    /* C1,C0 == 1,1 */
        !            54:
        !            55: #define        BT463_REG_MAX                   BT463_REG_CMAP_DATA
        !            56:
        !            57: /*
        !            58:  * All internal register access to the Bt463 is done indirectly via the
        !            59:  * Address Register (mapped into the host bus in a device-specific
        !            60:  * fashion).  The following register definitions are in terms of
        !            61:  * their address register address values.
        !            62:  */
        !            63:
        !            64: /* C1,C0 must be 1,0 */
        !            65: #define        BT463_IREG_CURSOR_COLOR_0       0x0100  /* 3 r/w cycles */
        !            66: #define        BT463_IREG_CURSOR_COLOR_1       0x0101  /* 3 r/w cycles */
        !            67: #define        BT463_IREG_ID                   0x0200
        !            68: #define        BT463_IREG_COMMAND_0            0x0201
        !            69: #define        BT463_IREG_COMMAND_1            0x0202
        !            70: #define        BT463_IREG_COMMAND_2            0x0203
        !            71: #define        BT463_IREG_READ_MASK_P0_P7      0x0205
        !            72: #define        BT463_IREG_READ_MASK_P8_P15     0x0206
        !            73: #define        BT463_IREG_READ_MASK_P16_P23    0x0207
        !            74: #define        BT463_IREG_READ_MASK_P24_P27    0x0208
        !            75: #define        BT463_IREG_BLINK_MASK_P0_P7     0x0209
        !            76: #define        BT463_IREG_BLINK_MASK_P8_P15    0x020a
        !            77: #define        BT463_IREG_BLINK_MASK_P16_P23   0x020b
        !            78: #define        BT463_IREG_BLINK_MASK_P24_P27   0x020c
        !            79: #define        BT463_IREG_TEST                 0x020d
        !            80: #define        BT463_IREG_INPUT_SIG            0x020e  /* 2 of 3 r/w cycles */
        !            81: #define        BT463_IREG_OUTPUT_SIG           0x020f  /* 3 r/w cycles */
        !            82: #define        BT463_IREG_REVISION             0x0220
        !            83: #define        BT463_IREG_WINDOW_TYPE_TABLE    0x0300  /* 3 r/w cycles */
        !            84:
        !            85: #define        BT463_NWTYPE_ENTRIES            0x10    /* 16 window type entries */
        !            86:
        !            87: /* C1,C0 must be 1,1 */
        !            88: #define        BT463_IREG_CPALETTE_RAM         0x0000  /* 3 r/w cycles */
        !            89:
        !            90: #define        BT463_NCMAP_ENTRIES             0x210   /* 528 CMAP entries */

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