NetBSD/sys/arch/sun3/dev/p4reg.h

118 lines
5.1 KiB
C

/* $NetBSD: p4reg.h,v 1.3 1998/02/08 05:13:17 gwr Exp $ */
/*-
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
/*
* Copyright (c) 1995 Theo de Raadt
* All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Theo de Raadt.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* P4 framebuffer register. Most Sun framebuffers have a P4
* register at the beginning of the physical space occupied
* by the framebuffer that identifies its type, size, etc.
*/
#define P4_REG_DIAG 0x80
#define P4_REG_READBACKCLR 0x40
#define P4_REG_VIDEO 0x20
#define P4_REG_SYNC 0x10
#define P4_REG_VTRACE 0x08
#define P4_REG_INT 0x04 /* r: pending */
#define P4_REG_INTCLR 0x04 /* w: clear it */
#define P4_REG_INTEN 0x02
#define P4_REG_FIRSTHALF 0x01
#define P4_REG_RESET 0x01
#define P4_FBTYPE_MASK 0x7f000000
#define P4_FBTYPE(x) ((x) >> 24)
#define P4_ID_MASK 0xf0
#define P4_ID(x) (P4_FBTYPE((x)) == P4_ID_COLOR24 ? \
P4_ID_COLOR24 : \
P4_FBTYPE((x)) & P4_ID_MASK)
#define P4_NOTFOUND -1 /* no P4 register */
#define P4_ID_BW 0x00 /* BW2: monochrome */
#define P4_ID_FASTCOLOR 0x60 /* CG6: accelerated 8-bit color */
#define P4_ID_COLOR8P1 0x40 /* CG4: 8-bit color + overlay */
#define P4_ID_COLOR24 0x45 /* CG8: 24-bit color + overlay */
#define P4_SIZE_MASK 0x0f
#define P4_SIZE(x) (P4_FBTYPE((x)) & P4_SIZE_MASK)
#define P4_SIZE_1600X1280 0x00
#define P4_SIZE_1152X900 0x01
#define P4_SIZE_1024X1024 0x02
#define P4_SIZE_1280X1024 0x03
#define P4_SIZE_1440X1440 0x04
#define P4_SIZE_640X480 0x05
/* Offset of bwtwo framebuffer from P4 register */
#define P4_BW_OFF 0x00100000
/* Offsets for color framebuffers */
#define P4_COLOR_OFF_OVERLAY 0x00100000
#define P4_COLOR_OFF_ENABLE 0x00300000
#define P4_COLOR_OFF_COLOR 0x00500000
#define P4_COLOR_OFF_END 0x00700000
#define P4_COLOR_OFF_CMAP 0xfff00000 /* (-0x00100000) */