/*      $NetBSD: ct65550var.h,v 1.3 2017/02/02 19:55:05 macallan Exp $  */

/*
 * Copyright (c) 2006 Michael Lorenz
 * 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.
 *
 * 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.
 */

#ifndef CT65550VAR_H
#define CT65550VAR_H

#include <dev/wscons/wsdisplayvar.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
#include <dev/wscons/wsdisplay_glyphcachevar.h>
#include <dev/i2c/i2cvar.h>

struct chipsfb_softc {
        device_t sc_dev;

        bus_space_tag_t sc_memt;
        bus_space_tag_t sc_iot;

        bus_space_handle_t sc_fbh;
        bus_space_handle_t sc_mmregh;
        bus_space_handle_t sc_ioregh;
        bus_addr_t sc_fb;
        bus_size_t sc_fbsize, sc_ioregsize;

        int (*sc_ioctl)(void *, void *, u_long, void *, int, struct lwp *);
        paddr_t (*sc_mmap)(void *, void *, off_t, int);


        size_t memsize;

        int sc_bits_per_pixel;
        int sc_width, sc_height, sc_linebytes;

        int sc_mode;
        uint32_t sc_bg;

        u_char sc_cmap_red[256];
        u_char sc_cmap_green[256];
        u_char sc_cmap_blue[256];
        int sc_dacw;

        /*
         * I2C stuff
         * DDC2 clock is on GPIO1, data on GPIO0
         */
        struct i2c_controller sc_i2c;
        uint8_t sc_edid[1024];
        int sc_edidbytes;       /* number of bytes read from the monitor */

        struct vcons_data vd;
        glyphcache sc_gc;
};

void chipsfb_do_attach(struct chipsfb_softc *sc);
uint32_t chipsfb_probe_vram(struct chipsfb_softc *sc);

#endif /* CT65550VAR_H */