94 lines
3.4 KiB
C
94 lines
3.4 KiB
C
/* $NetBSD: cgfourteenvar.h,v 1.1.1.1 1998/06/20 04:58:50 eeh Exp $ */
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/*
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* Copyright (c) 1996
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* The President and Fellows of Harvard College. 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 Harvard University and
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* its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Layout of cg14 hardware colormap
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*/
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union cg14cmap {
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u_char cm_map[256][4]; /* 256 R/G/B/A entries (B is high)*/
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u_int32_t cm_chip[256]; /* the way the chip gets loaded */
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};
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/*
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* cg14 hardware cursor colormap
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*/
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union cg14cursor_cmap { /* colormap, like bt_cmap, but tiny */
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u_char cm_map[2][4]; /* 2 R/G/B/A entries */
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u_int32_t cm_chip[2]; /* 2 chip equivalents */
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};
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/*
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* cg14 hardware cursor status
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*/
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struct cg14_cursor { /* cg14 hardware cursor status */
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short cc_enable; /* cursor is enabled */
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struct fbcurpos cc_pos; /* position */
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struct fbcurpos cc_hot; /* hot-spot */
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struct fbcurpos cc_size; /* size of mask & image fields */
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u_int cc_eplane[32]; /* enable plane */
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u_int cc_cplane[32]; /* color plane */
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union cg14cursor_cmap cc_color; /* cursor colormap */
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};
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/*
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* per-cg14 variables/state
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*/
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struct cgfourteen_softc {
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struct device sc_dev; /* base device */
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struct fbdevice sc_fb; /* frame buffer device */
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struct rom_reg sc_phys; /* phys address of frame buffer */
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#if defined(DEBUG) && defined(CG14_MAP_REGS)
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struct rom_reg sc_regphys; /* phys addr of fb regs; for debug */
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#endif
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union cg14cmap sc_cmap; /* current colormap */
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struct cg14_cursor sc_cursor; /* Hardware cursor state */
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union cg14cmap sc_saveclut; /* a place to stash PROM state */
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u_int8_t sc_savexlut[256];
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u_int8_t sc_savectl;
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u_int8_t sc_savehwc;
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struct cg14ctl *sc_ctl; /* various registers */
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struct cg14curs *sc_hwc;
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struct cg14dac *sc_dac;
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struct cg14xlut *sc_xlut;
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struct cg14clut *sc_clut1;
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struct cg14clut *sc_clut2;
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struct cg14clut *sc_clut3;
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u_int *sc_clutincr;
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};
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