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/* $OpenBSD: cgfourteenvar.h,v 1.1 1997/08/08 08:24:50 downsj Exp $ */
/* $NetBSD: cgfourteenvar.h,v 1.1 1996/09/30 22:41:03 abrown Exp $ */
/*
* Copyright (c) 1996
* The President and Fellows of Harvard College. 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 Harvard University and
* its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
/*
* Layout of cg14 hardware colormap
*/
union cg14cmap {
u_char cm_map[256][4]; /* 256 R/G/B/A entries (B is high)*/
u_int32_t cm_chip[256]; /* the way the chip gets loaded */
};
/*
* cg14 hardware cursor colormap
*/
union cg14cursor_cmap { /* colormap, like bt_cmap, but tiny */
u_char cm_map[2][4]; /* 2 R/G/B/A entries */
u_int32_t cm_chip[2]; /* 2 chip equivalents */
};
/*
* cg14 hardware cursor status
*/
struct cg14_cursor { /* cg14 hardware cursor status */
short cc_enable; /* cursor is enabled */
struct fbcurpos cc_pos; /* position */
struct fbcurpos cc_hot; /* hot-spot */
struct fbcurpos cc_size; /* size of mask & image fields */
u_int cc_eplane[32]; /* enable plane */
u_int cc_cplane[32]; /* color plane */
union cg14cursor_cmap cc_color; /* cursor colormap */
};
/*
* per-cg14 variables/state
*/
struct cgfourteen_softc {
struct device sc_dev; /* base device */
struct fbdevice sc_fb; /* frame buffer device */
struct rom_reg sc_phys; /* phys address of frame buffer */
#if defined(DEBUG) && defined(CG14_MAP_REGS)
struct rom_reg sc_regphys; /* phys addr of fb regs; for debug */
#endif
union cg14cmap sc_cmap; /* current colormap */
struct cg14_cursor sc_cursor; /* Hardware cursor state */
union cg14cmap sc_saveclut; /* a place to stash PROM state */
u_int8_t sc_savexlut[256];
u_int8_t sc_savectl;
u_int8_t sc_savehwc;
struct cg14ctl *sc_ctl; /* various registers */
struct cg14curs *sc_hwc;
struct cg14dac *sc_dac;
struct cg14xlut *sc_xlut;
struct cg14clut *sc_clut1;
struct cg14clut *sc_clut2;
struct cg14clut *sc_clut3;
u_int *sc_clutincr;
};
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