Return to pcdisplayvar.h CVS log

Up to [local] / sys / dev / ic

Annotation of sys/dev/ic/pcdisplayvar.h, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: pcdisplayvar.h,v 1.9 2007/02/11 20:29:22 miod Exp $ */
        !             2: /* $NetBSD: pcdisplayvar.h,v 1.8 2000/01/25 02:44:03 ad Exp $ */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1998
        !             6:  *     Matthias Drochner.  All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  *
        !            17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            18:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            19:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            20:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            21:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            22:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            26:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  *
        !            28:  */
        !            29:
        !            30: struct pcdisplayscreen {
        !            31:        struct pcdisplay_handle *hdl;
        !            32:
        !            33:        const struct wsscreen_descr *type;
        !            34:
        !            35:        int active;             /* currently displayed */
        !            36:        u_int16_t *mem;         /* backing store for contents */
        !            37:
        !            38:        int cursoron;           /* cursor displayed? */
        !            39: #ifdef PCDISPLAY_SOFTCURSOR
        !            40:        int cursortmp;          /* glyph & attribute behind software cursor */
        !            41: #endif
        !            42:        int vc_ccol, vc_crow;   /* current cursor position */
        !            43:
        !            44:        int dispoffset;         /* offset of displayed area in video mem */
        !            45:        int visibleoffset;
        !            46: };
        !            47:
        !            48: struct pcdisplay_handle {
        !            49:        bus_space_tag_t ph_iot, ph_memt;
        !            50:        bus_space_handle_t ph_ioh_6845, ph_memh;
        !            51: };
        !            52:
        !            53: static inline u_int8_t _pcdisplay_6845_read(struct pcdisplay_handle *,
        !            54:                                                 int);
        !            55: static inline void _pcdisplay_6845_write(struct pcdisplay_handle *,
        !            56:                                              int, u_int8_t);
        !            57:
        !            58: static inline u_int8_t _pcdisplay_6845_read(ph, reg)
        !            59:        struct pcdisplay_handle *ph;
        !            60:        int reg;
        !            61: {
        !            62:        bus_space_write_1(ph->ph_iot, ph->ph_ioh_6845, MC6845_INDEX, reg);
        !            63:        return (bus_space_read_1(ph->ph_iot, ph->ph_ioh_6845, MC6845_DATA));
        !            64: }
        !            65:
        !            66: static inline void _pcdisplay_6845_write(ph, reg, val)
        !            67:        struct pcdisplay_handle *ph;
        !            68:        int reg;
        !            69:        u_int8_t val;
        !            70: {
        !            71:        bus_space_write_1(ph->ph_iot, ph->ph_ioh_6845, MC6845_INDEX, reg);
        !            72:        bus_space_write_1(ph->ph_iot, ph->ph_ioh_6845, MC6845_DATA, val);
        !            73: }
        !            74:
        !            75: #define pcdisplay_6845_read(ph, reg) \
        !            76:        _pcdisplay_6845_read(ph, offsetof(struct reg_mc6845, reg))
        !            77: #define pcdisplay_6845_write(ph, reg, val) \
        !            78:        _pcdisplay_6845_write(ph, offsetof(struct reg_mc6845, reg), val)
        !            79:
        !            80: void   pcdisplay_cursor_init(struct pcdisplayscreen *, int);
        !            81: void   pcdisplay_cursor_reset(struct pcdisplayscreen *);
        !            82: void   pcdisplay_cursor(void *, int, int, int);
        !            83: #if 0
        !            84: unsigned int pcdisplay_mapchar_simple(void *, int);
        !            85: #endif
        !            86: int pcdisplay_mapchar(void *, int, unsigned int *);
        !            87: void   pcdisplay_putchar(void *, int, int, u_int, long);
        !            88: struct wsdisplay_charcell;
        !            89: int    pcdisplay_getchar(void *, int, int, struct wsdisplay_charcell *);
        !            90: void   pcdisplay_copycols(void *, int, int, int,int);
        !            91: void   pcdisplay_erasecols(void *, int, int, int, long);
        !            92: void   pcdisplay_copyrows(void *, int, int, int);
        !            93: void   pcdisplay_eraserows(void *, int, int, long);