/*      $NetBSD: sticvar.h,v 1.19 2012/10/27 17:18:38 chs Exp $ */

/*-
 * Copyright (c) 1999, 2000, 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Andrew Doran.
 *
 * 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.
 */

#ifndef _TC_STICVAR_H_
#define _TC_STICVAR_H_

#if defined(pmax)
#define STIC_KSEG_TO_PHYS(x)    MIPS_KSEG0_TO_PHYS(x)
#elif defined(alpha)
#define STIC_KSEG_TO_PHYS(x)    ALPHA_K0SEG_TO_PHYS((vaddr_t)x)
#else
#error No support for your architecture
#endif

#define STIC_MAXDV      5

struct stic_hwcmap256 {
#define CMAP_SIZE       256     /* 256 R/G/B entries */
        u_int8_t        r[CMAP_SIZE];
        u_int8_t        g[CMAP_SIZE];
        u_int8_t        b[CMAP_SIZE];
};

struct stic_hwcursor64 {
        struct  wsdisplay_curpos cc_pos;
        struct  wsdisplay_curpos cc_hot;
        struct  wsdisplay_curpos cc_size;
#define CURSOR_MAX_SIZE 64
        u_int8_t        cc_color[6];
        u_int64_t       cc_image[CURSOR_MAX_SIZE];
        u_int64_t       cc_mask[CURSOR_MAX_SIZE];
};

struct stic_screen {
        struct  stic_info *ss_si;
        u_int16_t       *ss_backing;
        int     ss_flags;
        int     ss_curx;
        int     ss_cury;
};

#define SS_ALLOCED              0x01
#define SS_ACTIVE               0x02
#define SS_CURENB               0x04

struct stic_info {
        device_t        si_dv;

        u_int32_t       *si_stamp;
        u_int32_t       *si_buf;
        u_int32_t       *si_vdac;
        u_int32_t       *si_vdac_reset;
        volatile struct stic_regs *si_stic;
        volatile struct stic_xcomm *si_sxc;

        u_int32_t       *(*si_pbuf_get)(struct stic_info *);
        int     (*si_pbuf_post)(struct stic_info *, u_int32_t *);
        int     (*si_ioctl)(struct stic_info *, u_long, void *, int,
                           struct lwp *);
        int     si_pbuf_select;
        int     si_hwflags;

        struct  stic_screen *si_curscreen;
        struct  wsdisplay_font *si_font;

        int     si_consw;
        int     si_consh;
        int     si_fontw;
        int     si_fonth;
        int     si_stamph;
        int     si_stamphm;
        int     si_stampw;
        int     si_depth;
        int     si_disptype;
        int     si_dispmode;
        int     si_unit;

        tc_addr_t si_slotbase;
        paddr_t si_buf_phys;
        size_t  si_buf_size;

        int     si_flags;
        struct  stic_hwcursor64 si_cursor;
        struct  stic_hwcmap256 si_cmap;

        struct  callout si_switch_callout;
        void    (*si_switchcb)(void *, int, int);
        void    *si_switchcbarg;
};

#define SI_CURENB_CHANGED       0x0001
#define SI_CURCMAP_CHANGED      0x0002
#define SI_CURSHAPE_CHANGED     0x0004
#define SI_CMAP_CHANGED         0x0008
#define SI_ALL_CHANGED          0x000f
#define SI_DVOPEN               0x0010

void    stic_init(struct stic_info *);
void    stic_attach(device_t, struct stic_info *, int);
void    stic_cnattach(struct stic_info *);
void    stic_reset(struct stic_info *);
void    stic_flush(struct stic_info *);

extern struct stic_info stic_consinfo;

#endif  /* !_TC_STICVAR_H_ */