/* $NetBSD: bt463reg.h,v 1.2 2008/04/28 20:23:49 martin Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /* * Register definitions for the Brooktree Bt463 135MHz Monolithic * CMOS TrueVu RAMDAC. */ /* * Directly-accessible registers. Note the address register is * auto-incrementing. */ #define BT463_REG_ADDR_LOW 0x00 /* C1,C0 == 0,0 */ #define BT463_REG_ADDR_HIGH 0x01 /* C1,C0 == 0,1 */ #define BT463_REG_IREG_DATA 0x02 /* C1,C0 == 1,0 */ #define BT463_REG_CMAP_DATA 0x03 /* C1,C0 == 1,1 */ #define BT463_REG_MAX BT463_REG_CMAP_DATA /* * All internal register access to the Bt463 is done indirectly via the * Address Register (mapped into the host bus in a device-specific * fashion). The following register definitions are in terms of * their address register address values. */ /* C1,C0 must be 1,0 */ #define BT463_IREG_CURSOR_COLOR_0 0x0100 /* 3 r/w cycles */ #define BT463_IREG_CURSOR_COLOR_1 0x0101 /* 3 r/w cycles */ #define BT463_IREG_ID 0x0200 #define BT463_IREG_COMMAND_0 0x0201 #define BT463_IREG_COMMAND_1 0x0202 #define BT463_IREG_COMMAND_2 0x0203 #define BT463_IREG_READ_MASK_P0_P7 0x0205 #define BT463_IREG_READ_MASK_P8_P15 0x0206 #define BT463_IREG_READ_MASK_P16_P23 0x0207 #define BT463_IREG_READ_MASK_P24_P27 0x0208 #define BT463_IREG_BLINK_MASK_P0_P7 0x0209 #define BT463_IREG_BLINK_MASK_P8_P15 0x020a #define BT463_IREG_BLINK_MASK_P16_P23 0x020b #define BT463_IREG_BLINK_MASK_P24_P27 0x020c #define BT463_IREG_TEST 0x020d #define BT463_IREG_INPUT_SIG 0x020e /* 2 of 3 r/w cycles */ #define BT463_IREG_OUTPUT_SIG 0x020f /* 3 r/w cycles */ #define BT463_IREG_REVISION 0x0220 #define BT463_IREG_WINDOW_TYPE_TABLE 0x0300 /* 3 r/w cycles */ #define BT463_NWTYPE_ENTRIES 0x10 /* 16 window type entries */ /* C1,C0 must be 1,1 */ #define BT463_IREG_CPALETTE_RAM 0x0000 /* 3 r/w cycles */ #define BT463_NCMAP_ENTRIES 0x210 /* 528 CMAP entries */ |