81 lines
3.2 KiB
C
81 lines
3.2 KiB
C
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/* $NetBSD: p4reg.h,v 1.1 1997/04/09 04:50:43 jeremy Exp $ */
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/*
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* Copyright (c) 1996 Jason R. Thorpe. All rights reserved.
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* Copyright (c) 1995 Theo de Raadt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Theo de Raadt.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* pfour framebuffer registers.
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*/
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/* Offset of bwtwo framebuffer from pfour register */
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#define PFOUR_BW_OFF 0x00100000
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/* Offsets for color framebuffers */
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#define PFOUR_COLOR_OFF_OVERLAY 0x00100000
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#define PFOUR_COLOR_OFF_ENABLE 0x00300000
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#define PFOUR_COLOR_OFF_COLOR 0x00500000
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#define PFOUR_COLOR_OFF_END 0x00700000
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#define PFOUR_COLOR_OFF_CMAP 0xfff00000 /* (-0x00100000) */
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#define PFOUR_REG_DIAG 0x80
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#define PFOUR_REG_READBACKCLR 0x40
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#define PFOUR_REG_VIDEO 0x20
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#define PFOUR_REG_SYNC 0x10
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#define PFOUR_REG_VTRACE 0x08
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#define PFOUR_REG_INT 0x04
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#define PFOUR_REG_INTCLR 0x04
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#define PFOUR_REG_INTEN 0x02
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#define PFOUR_REG_FIRSTHALF 0x01
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#define PFOUR_REG_RESET 0x01
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#define PFOUR_FBTYPE_MASK 0x7f000000
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#define PFOUR_FBTYPE(x) ((x) >> 24)
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#define PFOUR_ID_MASK 0xf0
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#define PFOUR_ID(x) (PFOUR_FBTYPE((x)) == PFOUR_ID_COLOR24 ? \
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PFOUR_ID_COLOR24 : \
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PFOUR_FBTYPE((x)) & PFOUR_ID_MASK)
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#define PFOUR_ID_BW 0x00 /* monochrome */
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#define PFOUR_ID_FASTCOLOR 0x60 /* accelerated 8-bit color */
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#define PFOUR_ID_COLOR8P1 0x40 /* 8-bit color + overlay */
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#define PFOUR_ID_COLOR24 0x45 /* 24-bit color + overlay */
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#define PFOUR_SIZE_MASK 0x0f
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#define PFOUR_SIZE(x) (PFOUR_FBTYPE((x)) & PFOUR_SIZE_MASK)
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#define PFOUR_SIZE_1152X900 0x01
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#define PFOUR_SIZE_1024X1024 0x02
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#define PFOUR_SIZE_1280X1024 0x03
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#define PFOUR_SIZE_1600X1280 0x00
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#define PFOUR_SIZE_1440X1440 0x04
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#define PFOUR_SIZE_640X480 0x05
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#define PFOUR_NOTPFOUR -1
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